322 files changed, 2236 insertions, 1194 deletions

diff --git a/.mailmap b/.mailmap
index 2909c33bc54e..658003aa9446 100644
--- a/.mailmap
+++ b/.mailmap
@@ -111,6 +111,7 @@ Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
 Uwe Kleine-König <ukl@pengutronix.de>
 Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
 Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
+Viresh Kumar <viresh.linux@gmail.com> <viresh.kumar@st.com>
 Takashi YOSHII <takashi.yoshii.zj@renesas.com>
 Yusuke Goda <goda.yusuke@renesas.com>
 Gustavo Padovan <gustavo@las.ic.unicamp.br>
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 5bc8a476c15e..cfedf63cce15 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -219,6 +219,7 @@ What:		/sys/bus/iio/devices/iio:deviceX/in_voltageY_scale
 What:           /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_scale
 What:           /sys/bus/iio/devices/iio:deviceX/in_voltage_scale
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltageY_scale
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_scale
 What:           /sys/bus/iio/devices/iio:deviceX/in_accel_scale
 What:           /sys/bus/iio/devices/iio:deviceX/in_accel_peak_scale
 What:           /sys/bus/iio/devices/iio:deviceX/in_anglvel_scale
@@ -273,6 +274,7 @@ What:		/sys/bus/iio/devices/iio:deviceX/in_accel_scale_available
 What:           /sys/.../iio:deviceX/in_voltageX_scale_available
 What:           /sys/.../iio:deviceX/in_voltage-voltage_scale_available
 What:           /sys/.../iio:deviceX/out_voltageX_scale_available
+What:           /sys/.../iio:deviceX/out_altvoltageX_scale_available
 What:           /sys/.../iio:deviceX/in_capacitance_scale_available
 KernelVersion:  2.635
 Contact:        linux-iio@vger.kernel.org
@@ -298,14 +300,19 @@ Description:
                 gives the 3dB frequency of the filter in Hz.
 
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltageY_raw
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_raw
 KernelVersion:  2.6.37
 Contact:        linux-iio@vger.kernel.org
 Description:
                 Raw (unscaled, no bias etc.) output voltage for
                 channel Y.  The number must always be specified and
                 unique if the output corresponds to a single channel.
+                While DAC like devices typically use out_voltage,
+                a continuous frequency generating device, such as
+                a DDS or PLL should use out_altvoltage.
 
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltageY&Z_raw
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY&Z_raw
 KernelVersion:  2.6.37
 Contact:        linux-iio@vger.kernel.org
 Description:
@@ -316,6 +323,8 @@ Description:
 
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltageY_powerdown_mode
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltage_powerdown_mode
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_powerdown_mode
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltage_powerdown_mode
 KernelVersion:  2.6.38
 Contact:        linux-iio@vger.kernel.org
 Description:
@@ -330,6 +339,8 @@ Description:
 
 What:           /sys/.../iio:deviceX/out_votlageY_powerdown_mode_available
 What:           /sys/.../iio:deviceX/out_voltage_powerdown_mode_available
+What:           /sys/.../iio:deviceX/out_altvotlageY_powerdown_mode_available
+What:           /sys/.../iio:deviceX/out_altvoltage_powerdown_mode_available
 KernelVersion:  2.6.38
 Contact:        linux-iio@vger.kernel.org
 Description:
@@ -338,6 +349,8 @@ Description:
 
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltageY_powerdown
 What:           /sys/bus/iio/devices/iio:deviceX/out_voltage_powerdown
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_powerdown
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltage_powerdown
 KernelVersion:  2.6.38
 Contact:        linux-iio@vger.kernel.org
 Description:
@@ -346,6 +359,24 @@ Description:
                 normal operation. Y may be suppressed if all outputs are
                 controlled together.
 
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_frequency
+KernelVersion:  3.4.0
+Contact:        linux-iio@vger.kernel.org
+Description:
+                Output frequency for channel Y in Hz. The number must always be
+                specified and unique if the output corresponds to a single
+                channel.
+
+What:           /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_phase
+KernelVersion:  3.4.0
+Contact:        linux-iio@vger.kernel.org
+Description:
+                Phase in radians of one frequency/clock output Y
+                (out_altvoltageY) relative to another frequency/clock output
+                (out_altvoltageZ) of the device X. The number must always be
+                specified and unique if the output corresponds to a single
+                channel.
+
 What:           /sys/bus/iio/devices/iio:deviceX/events
 KernelVersion:  2.6.35
 Contact:        linux-iio@vger.kernel.org
diff --git a/Documentation/arm/SPEAr/overview.txt b/Documentation/arm/SPEAr/overview.txt
index 57aae7765c74..65610bf52ebf 100644
--- a/Documentation/arm/SPEAr/overview.txt
+++ b/Documentation/arm/SPEAr/overview.txt
@@ -60,4 +60,4 @@ Introduction
   Document Author
   ---------------
 
-  Viresh Kumar <viresh.kumar@st.com>, (c) 2010-2012 ST Microelectronics
+  Viresh Kumar <viresh.linux@gmail.com>, (c) 2010-2012 ST Microelectronics
diff --git a/Documentation/hwmon/coretemp b/Documentation/hwmon/coretemp
index 84d46c0c71a3..c86b50c03ea8 100644
--- a/Documentation/hwmon/coretemp
+++ b/Documentation/hwmon/coretemp
@@ -6,7 +6,9 @@ Supported chips:
     Prefix: 'coretemp'
     CPUID: family 0x6, models 0xe (Pentium M DC), 0xf (Core 2 DC 65nm),
                               0x16 (Core 2 SC 65nm), 0x17 (Penryn 45nm),
-                              0x1a (Nehalem), 0x1c (Atom), 0x1e (Lynnfield)
+                              0x1a (Nehalem), 0x1c (Atom), 0x1e (Lynnfield),
+                              0x26 (Tunnel Creek Atom), 0x27 (Medfield Atom),
+                              0x36 (Cedar Trail Atom)
     Datasheet: Intel 64 and IA-32 Architectures Software Developer's Manual
                Volume 3A: System Programming Guide
                http://softwarecommunity.intel.com/Wiki/Mobility/720.htm
@@ -52,6 +54,17 @@ Some information comes from ark.intel.com
 
 Process         Processor                                       TjMax(C)
 
+22nm            Core i5/i7 Processors
+                i7 3920XM, 3820QM, 3720QM, 3667U, 3520M         105
+                i5 3427U, 3360M/3320M                           105
+                i7 3770/3770K                                   105
+                i5 3570/3570K, 3550, 3470/3450                  105
+                i7 3770S                                        103
+                i5 3570S/3550S, 3475S/3470S/3450S               103
+                i7 3770T                                        94
+                i5 3570T                                        94
+                i5 3470T                                        91
+
 32nm            Core i3/i5/i7 Processors
                 i7 660UM/640/620, 640LM/620, 620M, 610E         105
                 i5 540UM/520/430, 540M/520/450/430              105
@@ -65,6 +78,11 @@ Process		Processor					TjMax(C)
                 U3400                                           105
                 P4505/P4500                                     90
 
+32nm            Atom Processors
+                Z2460                                           90
+                D2700/2550/2500                                 100
+                N2850/2800/2650/2600                            100
+
 45nm            Xeon Processors 5400 Quad-Core
                 X5492, X5482, X5472, X5470, X5460, X5450        85
                 E5472, E5462, E5450/40/30/20/10/05              85
@@ -85,6 +103,8 @@ Process		Processor					TjMax(C)
                 N475/470/455/450                                100
                 N280/270                                        90
                 330/230                                         125
+                E680/660/640/620                                90
+                E680T/660T/640T/620T                            110
 
 45nm            Core2 Processors
                 Solo ULV SU3500/3300                            100
diff --git a/MAINTAINERS b/MAINTAINERS
index 3e30a3afe2a4..eb22272b2116 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -579,7 +579,7 @@ F:	drivers/net/appletalk/
 F:      net/appletalk/
 
 ARASAN COMPACT FLASH PATA CONTROLLER
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 L:      linux-ide@vger.kernel.org
 S:      Maintained
 F:      include/linux/pata_arasan_cf_data.h
@@ -5296,7 +5296,7 @@ S:	Maintained
 F:      drivers/pinctrl/
 
 PIN CONTROLLER - ST SPEAR
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 L:      spear-devel@list.st.com
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:      http://www.st.com/spear
@@ -5873,7 +5873,7 @@ S:	Maintained
 F:      drivers/tty/serial
 
 SYNOPSYS DESIGNWARE DMAC DRIVER
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 S:      Maintained
 F:      include/linux/dw_dmac.h
 F:      drivers/dma/dw_dmac_regs.h
@@ -6021,7 +6021,7 @@ S:	Maintained
 F:      drivers/mmc/host/sdhci-s3c.c
 
 SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) ST SPEAR DRIVER
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 L:      spear-devel@list.st.com
 L:      linux-mmc@vger.kernel.org
 S:      Maintained
@@ -6377,7 +6377,7 @@ S:	Maintained
 F:      include/linux/compiler.h
 
 SPEAR PLATFORM SUPPORT
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 M:      Shiraz Hashim <shiraz.hashim@st.com>
 L:      spear-devel@list.st.com
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
@@ -6386,7 +6386,7 @@ S:	Maintained
 F:      arch/arm/plat-spear/
 
 SPEAR13XX MACHINE SUPPORT
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 M:      Shiraz Hashim <shiraz.hashim@st.com>
 L:      spear-devel@list.st.com
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
@@ -6395,7 +6395,7 @@ S:	Maintained
 F:      arch/arm/mach-spear13xx/
 
 SPEAR3XX MACHINE SUPPORT
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 M:      Shiraz Hashim <shiraz.hashim@st.com>
 L:      spear-devel@list.st.com
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
@@ -6406,7 +6406,7 @@ F:	arch/arm/mach-spear3xx/
 SPEAR6XX MACHINE SUPPORT
 M:      Rajeev Kumar <rajeev-dlh.kumar@st.com>
 M:      Shiraz Hashim <shiraz.hashim@st.com>
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 L:      spear-devel@list.st.com
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:      http://www.st.com/spear
@@ -6414,7 +6414,7 @@ S:	Maintained
 F:      arch/arm/mach-spear6xx/
 
 SPEAR CLOCK FRAMEWORK SUPPORT
-M:      Viresh Kumar <viresh.kumar@st.com>
+M:     Viresh Kumar <viresh.linux@gmail.com>
 L:      spear-devel@list.st.com
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:      http://www.st.com/spear
@@ -7421,7 +7421,7 @@ F:	include/linux/vlynq.h
 
 VME SUBSYSTEM
 M:      Martyn Welch <martyn.welch@ge.com>
-M:      Manohar Vanga <manohar.vanga@cern.ch>
+M:      Manohar Vanga <manohar.vanga@gmail.com>
 M:      Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 L:      devel@driverdev.osuosl.org
 S:      Maintained
diff --git a/Makefile b/Makefile
index b771af583389..3fdfde2c1b7d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 5
 SUBLEVEL = 0
-EXTRAVERSION = -rc3
+EXTRAVERSION = -rc4
 NAME = Saber-toothed Squirrel
 
 # *DOCUMENTATION*
@@ -561,6 +561,8 @@ else
 KBUILD_CFLAGS   += -O2
 endif
 
+include $(srctree)/arch/$(SRCARCH)/Makefile
+
 ifdef CONFIG_READABLE_ASM
 # Disable optimizations that make assembler listings hard to read.
 # reorder blocks reorders the control in the function
@@ -571,8 +573,6 @@ KBUILD_CFLAGS += $(call cc-option,-fno-reorder-blocks,) \
                  $(call cc-option,-fno-partial-inlining)
 endif
 
-include $(srctree)/arch/$(SRCARCH)/Makefile
-
 ifneq ($(CONFIG_FRAME_WARN),0)
 KBUILD_CFLAGS += $(call cc-option,-Wframe-larger-than=${CONFIG_FRAME_WARN})
 endif
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 84449dd8f031..a91009c61870 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -293,6 +293,7 @@ config ARCH_VERSATILE
         select ICST
         select GENERIC_CLOCKEVENTS
         select ARCH_WANT_OPTIONAL_GPIOLIB
+        select NEED_MACH_IO_H if PCI
         select PLAT_VERSATILE
         select PLAT_VERSATILE_CLCD
         select PLAT_VERSATILE_FPGA_IRQ
@@ -588,6 +589,7 @@ config ARCH_ORION5X
         select PCI
         select ARCH_REQUIRE_GPIOLIB
         select GENERIC_CLOCKEVENTS
+        select NEED_MACH_IO_H
         select PLAT_ORION
         help
           Support for the following Marvell Orion 5x series SoCs:
diff --git a/arch/arm/boot/dts/mmp2-brownstone.dts b/arch/arm/boot/dts/mmp2-brownstone.dts
index 153a4b2d12b5..c9b4f27d191e 100644
--- a/arch/arm/boot/dts/mmp2-brownstone.dts
+++ b/arch/arm/boot/dts/mmp2-brownstone.dts
@@ -11,7 +11,7 @@
 /include/ "mmp2.dtsi"
 
 / {
-        model = "Marvell MMP2 Aspenite Development Board";
+        model = "Marvell MMP2 Brownstone Development Board";
         compatible = "mrvl,mmp2-brownstone", "mrvl,mmp2";
 
         chosen {
@@ -19,7 +19,7 @@
         };
 
         memory {
-                reg = <0x00000000 0x04000000>;
+                reg = <0x00000000 0x08000000>;
         };
 
         soc {
diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi
index f2ab4ea7cc0e..581cb081cb0f 100644
--- a/arch/arm/boot/dts/omap2.dtsi
+++ b/arch/arm/boot/dts/omap2.dtsi
@@ -44,6 +44,8 @@
                         compatible = "ti,omap2-intc";
                         interrupt-controller;
                         #interrupt-cells = <1>;
+                        ti,intc-size = <96>;
+                        reg = <0x480FE000 0x1000>;
                 };
 
                 uart1: serial@4806a000 {
diff --git a/arch/arm/boot/dts/spear1310-evb.dts b/arch/arm/boot/dts/spear1310-evb.dts
index 8314e4171884..dd4358bc26e2 100644
--- a/arch/arm/boot/dts/spear1310-evb.dts
+++ b/arch/arm/boot/dts/spear1310-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr1310 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear1310.dtsi b/arch/arm/boot/dts/spear1310.dtsi
index 9e61da404d57..419ea7413d23 100644
--- a/arch/arm/boot/dts/spear1310.dtsi
+++ b/arch/arm/boot/dts/spear1310.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr1310 SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear1340-evb.dts b/arch/arm/boot/dts/spear1340-evb.dts
index 0d8472e5ab9f..c9a54e06fb68 100644
--- a/arch/arm/boot/dts/spear1340-evb.dts
+++ b/arch/arm/boot/dts/spear1340-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr1340 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear1340.dtsi b/arch/arm/boot/dts/spear1340.dtsi
index a26fc47a55e8..d71fe2a68f09 100644
--- a/arch/arm/boot/dts/spear1340.dtsi
+++ b/arch/arm/boot/dts/spear1340.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr1340 SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear13xx.dtsi b/arch/arm/boot/dts/spear13xx.dtsi
index 1f8e1e1481df..10dcec7e7321 100644
--- a/arch/arm/boot/dts/spear13xx.dtsi
+++ b/arch/arm/boot/dts/spear13xx.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr13xx SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear300-evb.dts b/arch/arm/boot/dts/spear300-evb.dts
index fc82b1a26458..d71b8d581e3d 100644
--- a/arch/arm/boot/dts/spear300-evb.dts
+++ b/arch/arm/boot/dts/spear300-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr300 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear300.dtsi b/arch/arm/boot/dts/spear300.dtsi
index 01c5e358fdb2..ed3627c116cc 100644
--- a/arch/arm/boot/dts/spear300.dtsi
+++ b/arch/arm/boot/dts/spear300.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr300 SoC
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear310-evb.dts b/arch/arm/boot/dts/spear310-evb.dts
index dc5e2d445a93..b00544e0cd5d 100644
--- a/arch/arm/boot/dts/spear310-evb.dts
+++ b/arch/arm/boot/dts/spear310-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr310 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear310.dtsi b/arch/arm/boot/dts/spear310.dtsi
index e47081c494d9..62fc4fb3e5f9 100644
--- a/arch/arm/boot/dts/spear310.dtsi
+++ b/arch/arm/boot/dts/spear310.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr310 SoC
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear320-evb.dts b/arch/arm/boot/dts/spear320-evb.dts
index 6308fa3bec1e..c13fd1f3b09f 100644
--- a/arch/arm/boot/dts/spear320-evb.dts
+++ b/arch/arm/boot/dts/spear320-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr320 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear320.dtsi b/arch/arm/boot/dts/spear320.dtsi
index 5372ca399b1f..1f49d69595a0 100644
--- a/arch/arm/boot/dts/spear320.dtsi
+++ b/arch/arm/boot/dts/spear320.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr320 SoC
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear3xx.dtsi b/arch/arm/boot/dts/spear3xx.dtsi
index 91072553963f..3a8bb5736928 100644
--- a/arch/arm/boot/dts/spear3xx.dtsi
+++ b/arch/arm/boot/dts/spear3xx.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr3xx SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h
index 7be54690aeec..e42cf597f6e6 100644
--- a/arch/arm/include/asm/futex.h
+++ b/arch/arm/include/asm/futex.h
@@ -19,6 +19,7 @@
         "       .long   1b, 4f, 2b, 4f\n"                       \
         "       .popsection\n"                                  \
         "       .pushsection .fixup,\"ax\"\n"                   \
+        "       .align  2\n"                                    \
         "4:     mov     %0, " err_reg "\n"                      \
         "       b       3b\n"                                   \
         "       .popsection"
diff --git a/arch/arm/include/asm/hardware/sp810.h b/arch/arm/include/asm/hardware/sp810.h
index e0d1c0cfa548..6b9b077d86b3 100644
--- a/arch/arm/include/asm/hardware/sp810.h
+++ b/arch/arm/include/asm/hardware/sp810.h
@@ -4,7 +4,7 @@
  * ARM PrimeXsys System Controller SP810 header file
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 437f0c426517..0d1851ca6eb9 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -495,6 +495,7 @@ ENDPROC(__und_usr)
  * The out of line fixup for the ldrt above.
  */
         .pushsection .fixup, "ax"
+        .align  2
 4:      mov     pc, r9
         .popsection
         .pushsection __ex_table,"a"
diff --git a/arch/arm/kernel/kprobes-thumb.c b/arch/arm/kernel/kprobes-thumb.c
index 8f96ec778e8d..6123daf397a7 100644
--- a/arch/arm/kernel/kprobes-thumb.c
+++ b/arch/arm/kernel/kprobes-thumb.c
@@ -660,7 +660,7 @@ static const union decode_item t32_table_1111_100x[] = {
         /* LDRSB (literal)      1111 1001 x001 1111 xxxx xxxx xxxx xxxx */
         /* LDRH (literal)       1111 1000 x011 1111 xxxx xxxx xxxx xxxx */
         /* LDRSH (literal)      1111 1001 x011 1111 xxxx xxxx xxxx xxxx */
-        DECODE_EMULATEX (0xfe5f0000, 0xf81f0000, t32_simulate_ldr_literal,
+        DECODE_SIMULATEX(0xfe5f0000, 0xf81f0000, t32_simulate_ldr_literal,
                                                  REGS(PC, NOSPPCX, 0, 0, 0)),
 
         /* STRB (immediate)     1111 1000 0000 xxxx xxxx 1xxx xxxx xxxx */
diff --git a/arch/arm/mach-highbank/Makefile b/arch/arm/mach-highbank/Makefile
index f8437dd238c2..ded4652ada80 100644
--- a/arch/arm/mach-highbank/Makefile
+++ b/arch/arm/mach-highbank/Makefile
@@ -1,4 +1,8 @@
-obj-y                                   := clock.o highbank.o system.o
+obj-y                                   := clock.o highbank.o system.o smc.o
+
+plus_sec := $(call as-instr,.arch_extension sec,+sec)
+AFLAGS_smc.o                            :=-Wa,-march=armv7-a$(plus_sec)
+
 obj-$(CONFIG_DEBUG_HIGHBANK_UART)       += lluart.o
 obj-$(CONFIG_SMP)                       += platsmp.o
 obj-$(CONFIG_HOTPLUG_CPU)               += hotplug.o
diff --git a/arch/arm/mach-highbank/core.h b/arch/arm/mach-highbank/core.h
index d8e2d0be64ac..141ed5171826 100644
--- a/arch/arm/mach-highbank/core.h
+++ b/arch/arm/mach-highbank/core.h
@@ -8,3 +8,4 @@ extern void highbank_lluart_map_io(void);
 static inline void highbank_lluart_map_io(void) {}
 #endif
 
+extern void highbank_smc1(int fn, int arg);
diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c
index 410a112bb52e..8777612b1a42 100644
--- a/arch/arm/mach-highbank/highbank.c
+++ b/arch/arm/mach-highbank/highbank.c
@@ -85,10 +85,24 @@ const static struct of_device_id irq_match[] = {
         {}
 };
 
+#ifdef CONFIG_CACHE_L2X0
+static void highbank_l2x0_disable(void)
+{
+        /* Disable PL310 L2 Cache controller */
+        highbank_smc1(0x102, 0x0);
+}
+#endif
+
 static void __init highbank_init_irq(void)
 {
         of_irq_init(irq_match);
+
+#ifdef CONFIG_CACHE_L2X0
+        /* Enable PL310 L2 Cache controller */
+        highbank_smc1(0x102, 0x1);
         l2x0_of_init(0, ~0UL);
+        outer_cache.disable = highbank_l2x0_disable;
+#endif
 }
 
 static void __init highbank_timer_init(void)
diff --git a/arch/arm/mach-highbank/smc.S b/arch/arm/mach-highbank/smc.S
new file mode 100644
index 000000000000..407d17baaaa9
--- /dev/null
+++ b/arch/arm/mach-highbank/smc.S
@@ -0,0 +1,27 @@
+/*
+ * Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc.
+ * Copyright 2012 Calxeda, Inc.
+ *
+ * This program is free software,you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/linkage.h>
+
+/*
+ * This is common routine to manage secure monitor API
+ * used to modify the PL310 secure registers.
+ * 'r0' contains the value to be modified and 'r12' contains
+ * the monitor API number.
+ * Function signature : void highbank_smc1(u32 fn, u32 arg)
+ */
+
+ENTRY(highbank_smc1)
+        stmfd   sp!, {r4-r11, lr}
+        mov     r12, r0
+        mov     r0, r1
+        dsb
+        smc     #0
+        ldmfd   sp!, {r4-r11, pc}
+ENDPROC(highbank_smc1)
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 0021f726b153..eff4db5de0dd 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -477,6 +477,7 @@ config MACH_MX31_3DS
         select IMX_HAVE_PLATFORM_IMX2_WDT
         select IMX_HAVE_PLATFORM_IMX_I2C
         select IMX_HAVE_PLATFORM_IMX_KEYPAD
+        select IMX_HAVE_PLATFORM_IMX_SSI
         select IMX_HAVE_PLATFORM_IMX_UART
         select IMX_HAVE_PLATFORM_IPU_CORE
         select IMX_HAVE_PLATFORM_MXC_EHCI
diff --git a/arch/arm/mach-imx/clk-imx1.c b/arch/arm/mach-imx/clk-imx1.c
index 0f0beb580b73..516ddee1948e 100644
--- a/arch/arm/mach-imx/clk-imx1.c
+++ b/arch/arm/mach-imx/clk-imx1.c
@@ -108,8 +108,7 @@ int __init mx1_clocks_init(unsigned long fref)
         clk_register_clkdev(clk[clk32], NULL, "mxc_rtc.0");
         clk_register_clkdev(clk[clko], "clko", NULL);
 
-        mxc_timer_init(NULL, MX1_IO_ADDRESS(MX1_TIM1_BASE_ADDR),
-                        MX1_TIM1_INT);
+        mxc_timer_init(MX1_IO_ADDRESS(MX1_TIM1_BASE_ADDR), MX1_TIM1_INT);
 
         return 0;
 }
diff --git a/arch/arm/mach-imx/clk-imx21.c b/arch/arm/mach-imx/clk-imx21.c
index 4e4f384ee8dd..ea13e61bd5f3 100644
--- a/arch/arm/mach-imx/clk-imx21.c
+++ b/arch/arm/mach-imx/clk-imx21.c
@@ -180,7 +180,7 @@ int __init mx21_clocks_init(unsigned long lref, unsigned long href)
         clk_register_clkdev(clk[sdhc1_ipg_gate], "sdhc1", NULL);
         clk_register_clkdev(clk[sdhc2_ipg_gate], "sdhc2", NULL);
 
-        mxc_timer_init(NULL, MX21_IO_ADDRESS(MX21_GPT1_BASE_ADDR),
-                        MX21_INT_GPT1);
+        mxc_timer_init(MX21_IO_ADDRESS(MX21_GPT1_BASE_ADDR), MX21_INT_GPT1);
+
         return 0;
 }
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index d9833bb5fd61..fdd8cc87c9fe 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -243,6 +243,6 @@ int __init mx25_clocks_init(void)
         clk_register_clkdev(clk[sdma_ahb], "ahb", "imx35-sdma");
         clk_register_clkdev(clk[iim_ipg], "iim", NULL);
 
-        mxc_timer_init(NULL, MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), 54);
+        mxc_timer_init(MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), 54);
         return 0;
 }
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 50a7ebd8d1b2..295cbd7c08dc 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -263,8 +263,7 @@ int __init mx27_clocks_init(unsigned long fref)
         clk_register_clkdev(clk[ssi1_baud_gate], "bitrate" , "imx-ssi.0");
         clk_register_clkdev(clk[ssi2_baud_gate], "bitrate" , "imx-ssi.1");
 
-        mxc_timer_init(NULL, MX27_IO_ADDRESS(MX27_GPT1_BASE_ADDR),
-                        MX27_INT_GPT1);
+        mxc_timer_init(MX27_IO_ADDRESS(MX27_GPT1_BASE_ADDR), MX27_INT_GPT1);
 
         clk_prepare_enable(clk[emi_ahb_gate]);
 
diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c
index a854b9cae5ea..c9a06d800f8e 100644
--- a/arch/arm/mach-imx/clk-imx31.c
+++ b/arch/arm/mach-imx/clk-imx31.c
@@ -175,8 +175,7 @@ int __init mx31_clocks_init(unsigned long fref)
         mx31_revision();
         clk_disable_unprepare(clk[iim_gate]);
 
-        mxc_timer_init(NULL, MX31_IO_ADDRESS(MX31_GPT1_BASE_ADDR),
-                        MX31_INT_GPT);
+        mxc_timer_init(MX31_IO_ADDRESS(MX31_GPT1_BASE_ADDR), MX31_INT_GPT);
 
         return 0;
 }
diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c
index a9e60bf7dd75..920a8cc42726 100644
--- a/arch/arm/mach-imx/clk-imx35.c
+++ b/arch/arm/mach-imx/clk-imx35.c
@@ -267,11 +267,9 @@ int __init mx35_clocks_init()
         imx_print_silicon_rev("i.MX35", mx35_revision());
 
 #ifdef CONFIG_MXC_USE_EPIT
-        epit_timer_init(&epit1_clk,
-                        MX35_IO_ADDRESS(MX35_EPIT1_BASE_ADDR), MX35_INT_EPIT1);
+        epit_timer_init(MX35_IO_ADDRESS(MX35_EPIT1_BASE_ADDR), MX35_INT_EPIT1);
 #else
-        mxc_timer_init(NULL, MX35_IO_ADDRESS(MX35_GPT1_BASE_ADDR),
-                        MX35_INT_GPT);
+        mxc_timer_init(MX35_IO_ADDRESS(MX35_GPT1_BASE_ADDR), MX35_INT_GPT);
 #endif
 
         return 0;
diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c
index fcd94f3b0f0e..a2200c77bf70 100644
--- a/arch/arm/mach-imx/clk-imx51-imx53.c
+++ b/arch/arm/mach-imx/clk-imx51-imx53.c
@@ -104,12 +104,12 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil,
                                 periph_apm_sel, ARRAY_SIZE(periph_apm_sel));
         clk[main_bus] = imx_clk_mux("main_bus", MXC_CCM_CBCDR, 25, 1,
                                 main_bus_sel, ARRAY_SIZE(main_bus_sel));
-        clk[per_lp_apm] = imx_clk_mux("per_lp_apm", MXC_CCM_CBCDR, 1, 1,
+        clk[per_lp_apm] = imx_clk_mux("per_lp_apm", MXC_CCM_CBCMR, 1, 1,
                                 per_lp_apm_sel, ARRAY_SIZE(per_lp_apm_sel));
         clk[per_pred1] = imx_clk_divider("per_pred1", "per_lp_apm", MXC_CCM_CBCDR, 6, 2);
         clk[per_pred2] = imx_clk_divider("per_pred2", "per_pred1", MXC_CCM_CBCDR, 3, 3);
         clk[per_podf] = imx_clk_divider("per_podf", "per_pred2", MXC_CCM_CBCDR, 0, 3);
-        clk[per_root] = imx_clk_mux("per_root", MXC_CCM_CBCDR, 1, 0,
+        clk[per_root] = imx_clk_mux("per_root", MXC_CCM_CBCMR, 0, 1,
                                 per_root_sel, ARRAY_SIZE(per_root_sel));
         clk[ahb] = imx_clk_divider("ahb", "main_bus", MXC_CCM_CBCDR, 10, 3);
         clk[ahb_max] = imx_clk_gate2("ahb_max", "ahb", MXC_CCM_CCGR0, 28);
@@ -172,7 +172,7 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil,
         clk[pwm1_hf_gate] = imx_clk_gate2("pwm1_hf_gate", "ipg", MXC_CCM_CCGR2, 12);
         clk[pwm2_ipg_gate] = imx_clk_gate2("pwm2_ipg_gate", "ipg", MXC_CCM_CCGR2, 14);
         clk[pwm2_hf_gate] = imx_clk_gate2("pwm2_hf_gate", "ipg", MXC_CCM_CCGR2, 16);
-        clk[gpt_gate] = imx_clk_gate2("gpt_gate", "ipg", MXC_CCM_CCGR2, 18);
+        clk[gpt_gate] = imx_clk_gate2("gpt_gate", "per_root", MXC_CCM_CCGR2, 18);
         clk[fec_gate] = imx_clk_gate2("fec_gate", "ipg", MXC_CCM_CCGR2, 24);
         clk[usboh3_gate] = imx_clk_gate2("usboh3_gate", "ipg", MXC_CCM_CCGR2, 26);
         clk[usboh3_per_gate] = imx_clk_gate2("usboh3_per_gate", "usboh3_podf", MXC_CCM_CCGR2, 28);
@@ -366,8 +366,7 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
         clk_set_rate(clk[esdhc_b_podf], 166250000);
 
         /* System timer */
-        mxc_timer_init(NULL, MX51_IO_ADDRESS(MX51_GPT1_BASE_ADDR),
-                MX51_INT_GPT);
+        mxc_timer_init(MX51_IO_ADDRESS(MX51_GPT1_BASE_ADDR), MX51_INT_GPT);
 
         clk_prepare_enable(clk[iim_gate]);
         imx_print_silicon_rev("i.MX51", mx51_revision());
@@ -452,8 +451,7 @@ int __init mx53_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
         clk_set_rate(clk[esdhc_b_podf], 200000000);
 
         /* System timer */
-        mxc_timer_init(NULL, MX53_IO_ADDRESS(MX53_GPT1_BASE_ADDR),
-                MX53_INT_GPT);
+        mxc_timer_init(MX53_IO_ADDRESS(MX53_GPT1_BASE_ADDR), MX53_INT_GPT);
 
         clk_prepare_enable(clk[iim_gate]);
         imx_print_silicon_rev("i.MX53", mx53_revision());
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index cab02d0a15d6..17dc66a085a5 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -122,10 +122,6 @@ static const char *cko1_sels[]	= { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5
                                     "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0",
                                     "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_audio", };
 
-static const char * const clks_init_on[] __initconst = {
-        "mmdc_ch0_axi", "mmdc_ch1_axi", "usboh3",
-};
-
 enum mx6q_clks {
         dummy, ckil, ckih, osc, pll2_pfd0_352m, pll2_pfd1_594m, pll2_pfd2_396m,
         pll3_pfd0_720m, pll3_pfd1_540m, pll3_pfd2_508m, pll3_pfd3_454m,
@@ -161,11 +157,14 @@ enum mx6q_clks {
 
 static struct clk *clk[clk_max];
 
+static enum mx6q_clks const clks_init_on[] __initconst = {
+        mmdc_ch0_axi, mmdc_ch1_axi,
+};
+
 int __init mx6q_clocks_init(void)
 {
         struct device_node *np;
         void __iomem *base;
-        struct clk *c;
         int i, irq;
 
         clk[dummy] = imx_clk_fixed("dummy", 0);
@@ -424,21 +423,14 @@ int __init mx6q_clocks_init(void)
         clk_register_clkdev(clk[ahb], "ahb", NULL);
         clk_register_clkdev(clk[cko1], "cko1", NULL);
 
-        for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) {
-                c = clk_get_sys(clks_init_on[i], NULL);
-                if (IS_ERR(c)) {
-                        pr_err("%s: failed to get clk %s", __func__,
-                               clks_init_on[i]);
-                        return PTR_ERR(c);
-                }
-                clk_prepare_enable(c);
-        }
+        for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
+                clk_prepare_enable(clk[clks_init_on[i]]);
 
         np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt");
         base = of_iomap(np, 0);
         WARN_ON(!base);
         irq = irq_of_parse_and_map(np, 0);
-        mxc_timer_init(NULL, base, irq);
+        mxc_timer_init(base, irq);
 
         return 0;
 }
diff --git a/arch/arm/mach-imx/clk-pllv2.c b/arch/arm/mach-imx/clk-pllv2.c
index 4685919deb63..0440379e3628 100644
--- a/arch/arm/mach-imx/clk-pllv2.c
+++ b/arch/arm/mach-imx/clk-pllv2.c
@@ -74,30 +74,15 @@ struct clk_pllv2 {
         void __iomem    *base;
 };
 
-static unsigned long clk_pllv2_recalc_rate(struct clk_hw *hw,
-                unsigned long parent_rate)
+static unsigned long __clk_pllv2_recalc_rate(unsigned long parent_rate,
+                u32 dp_ctl, u32 dp_op, u32 dp_mfd, u32 dp_mfn)
 {
         long mfi, mfn, mfd, pdf, ref_clk, mfn_abs;
-        unsigned long dp_op, dp_mfd, dp_mfn, dp_ctl, pll_hfsm, dbl;
-        void __iomem *pllbase;
+        unsigned long dbl;
         s64 temp;
-        struct clk_pllv2 *pll = to_clk_pllv2(hw);
-
-        pllbase = pll->base;
 
-        dp_ctl = __raw_readl(pllbase + MXC_PLL_DP_CTL);
-        pll_hfsm = dp_ctl & MXC_PLL_DP_CTL_HFSM;
         dbl = dp_ctl & MXC_PLL_DP_CTL_DPDCK0_2_EN;
 
-        if (pll_hfsm == 0) {
-                dp_op = __raw_readl(pllbase + MXC_PLL_DP_OP);
-                dp_mfd = __raw_readl(pllbase + MXC_PLL_DP_MFD);
-                dp_mfn = __raw_readl(pllbase + MXC_PLL_DP_MFN);
-        } else {
-                dp_op = __raw_readl(pllbase + MXC_PLL_DP_HFS_OP);
-                dp_mfd = __raw_readl(pllbase + MXC_PLL_DP_HFS_MFD);
-                dp_mfn = __raw_readl(pllbase + MXC_PLL_DP_HFS_MFN);
-        }
         pdf = dp_op & MXC_PLL_DP_OP_PDF_MASK;
         mfi = (dp_op & MXC_PLL_DP_OP_MFI_MASK) >> MXC_PLL_DP_OP_MFI_OFFSET;
         mfi = (mfi <= 5) ? 5 : mfi;
@@ -123,18 +108,30 @@ static unsigned long clk_pllv2_recalc_rate(struct clk_hw *hw,
         return temp;
 }
 
-static int clk_pllv2_set_rate(struct clk_hw *hw, unsigned long rate,
+static unsigned long clk_pllv2_recalc_rate(struct clk_hw *hw,
                 unsigned long parent_rate)
 {
+        u32 dp_op, dp_mfd, dp_mfn, dp_ctl;
+        void __iomem *pllbase;
         struct clk_pllv2 *pll = to_clk_pllv2(hw);
+
+        pllbase = pll->base;
+
+        dp_ctl = __raw_readl(pllbase + MXC_PLL_DP_CTL);
+        dp_op = __raw_readl(pllbase + MXC_PLL_DP_OP);
+        dp_mfd = __raw_readl(pllbase + MXC_PLL_DP_MFD);
+        dp_mfn = __raw_readl(pllbase + MXC_PLL_DP_MFN);
+
+        return __clk_pllv2_recalc_rate(parent_rate, dp_ctl, dp_op, dp_mfd, dp_mfn);
+}
+
+static int __clk_pllv2_set_rate(unsigned long rate, unsigned long parent_rate,
+                u32 *dp_op, u32 *dp_mfd, u32 *dp_mfn)
+{
         u32 reg;
-        void __iomem *pllbase;
         long mfi, pdf, mfn, mfd = 999999;
         s64 temp64;
         unsigned long quad_parent_rate;
-        unsigned long pll_hfsm, dp_ctl;
-
-        pllbase = pll->base;
 
         quad_parent_rate = 4 * parent_rate;
         pdf = mfi = -1;
@@ -144,25 +141,41 @@ static int clk_pllv2_set_rate(struct clk_hw *hw, unsigned long rate,
                 return -EINVAL;
         pdf--;
 
-        temp64 = rate * (pdf+1) - quad_parent_rate * mfi;
-        do_div(temp64, quad_parent_rate/1000000);
+        temp64 = rate * (pdf + 1) - quad_parent_rate * mfi;
+        do_div(temp64, quad_parent_rate / 1000000);
         mfn = (long)temp64;
 
+        reg = mfi << 4 | pdf;
+
+        *dp_op = reg;
+        *dp_mfd = mfd;
+        *dp_mfn = mfn;
+
+        return 0;
+}
+
+static int clk_pllv2_set_rate(struct clk_hw *hw, unsigned long rate,
+                unsigned long parent_rate)
+{
+        struct clk_pllv2 *pll = to_clk_pllv2(hw);
+        void __iomem *pllbase;
+        u32 dp_ctl, dp_op, dp_mfd, dp_mfn;
+        int ret;
+
+        pllbase = pll->base;
+
+
+        ret = __clk_pllv2_set_rate(rate, parent_rate, &dp_op, &dp_mfd, &dp_mfn);
+        if (ret)
+                return ret;
+
         dp_ctl = __raw_readl(pllbase + MXC_PLL_DP_CTL);
         /* use dpdck0_2 */
         __raw_writel(dp_ctl | 0x1000L, pllbase + MXC_PLL_DP_CTL);
-        pll_hfsm = dp_ctl & MXC_PLL_DP_CTL_HFSM;
-        if (pll_hfsm == 0) {
-                reg = mfi << 4 | pdf;
-                __raw_writel(reg, pllbase + MXC_PLL_DP_OP);
-                __raw_writel(mfd, pllbase + MXC_PLL_DP_MFD);
-                __raw_writel(mfn, pllbase + MXC_PLL_DP_MFN);
-        } else {
-                reg = mfi << 4 | pdf;
-                __raw_writel(reg, pllbase + MXC_PLL_DP_HFS_OP);
-                __raw_writel(mfd, pllbase + MXC_PLL_DP_HFS_MFD);
-                __raw_writel(mfn, pllbase + MXC_PLL_DP_HFS_MFN);
-        }
+
+        __raw_writel(dp_op, pllbase + MXC_PLL_DP_OP);
+        __raw_writel(dp_mfd, pllbase + MXC_PLL_DP_MFD);
+        __raw_writel(dp_mfn, pllbase + MXC_PLL_DP_MFN);
 
         return 0;
 }
@@ -170,7 +183,11 @@ static int clk_pllv2_set_rate(struct clk_hw *hw, unsigned long rate,
 static long clk_pllv2_round_rate(struct clk_hw *hw, unsigned long rate,
                 unsigned long *prate)
 {
-        return rate;
+        u32 dp_op, dp_mfd, dp_mfn;
+
+        __clk_pllv2_set_rate(rate, *prate, &dp_op, &dp_mfd, &dp_mfn);
+        return __clk_pllv2_recalc_rate(*prate, MXC_PLL_DP_CTL_DPDCK0_2_EN,
+                        dp_op, dp_mfd, dp_mfn);
 }
 
 static int clk_pllv2_prepare(struct clk_hw *hw)
diff --git a/arch/arm/mach-imx/crm-regs-imx5.h b/arch/arm/mach-imx/crm-regs-imx5.h
index 5e11ba7daee2..5e3f1f0f4cab 100644
--- a/arch/arm/mach-imx/crm-regs-imx5.h
+++ b/arch/arm/mach-imx/crm-regs-imx5.h
@@ -23,7 +23,7 @@
 #define MX53_DPLL1_BASE         MX53_IO_ADDRESS(MX53_PLL1_BASE_ADDR)
 #define MX53_DPLL2_BASE         MX53_IO_ADDRESS(MX53_PLL2_BASE_ADDR)
 #define MX53_DPLL3_BASE         MX53_IO_ADDRESS(MX53_PLL3_BASE_ADDR)
-#define MX53_DPLL4_BASE         MX53_IO_ADDRESS(MX53_PLL3_BASE_ADDR)
+#define MX53_DPLL4_BASE         MX53_IO_ADDRESS(MX53_PLL4_BASE_ADDR)
 
 /* PLL Register Offsets */
 #define MXC_PLL_DP_CTL                  0x00
diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c
index 89493abd497c..20ed2d56c1af 100644
--- a/arch/arm/mach-imx/hotplug.c
+++ b/arch/arm/mach-imx/hotplug.c
@@ -12,6 +12,7 @@
 
 #include <linux/errno.h>
 #include <asm/cacheflush.h>
+#include <asm/cp15.h>
 #include <mach/common.h>
 
 int platform_cpu_kill(unsigned int cpu)
@@ -19,6 +20,44 @@ int platform_cpu_kill(unsigned int cpu)
         return 1;
 }
 
+static inline void cpu_enter_lowpower(void)
+{
+        unsigned int v;
+
+        flush_cache_all();
+        asm volatile(
+                "mcr    p15, 0, %1, c7, c5, 0\n"
+        "       mcr     p15, 0, %1, c7, c10, 4\n"
+        /*
+         * Turn off coherency
+         */
+        "       mrc     p15, 0, %0, c1, c0, 1\n"
+        "       bic     %0, %0, %3\n"
+        "       mcr     p15, 0, %0, c1, c0, 1\n"
+        "       mrc     p15, 0, %0, c1, c0, 0\n"
+        "       bic     %0, %0, %2\n"
+        "       mcr     p15, 0, %0, c1, c0, 0\n"
+          : "=&r" (v)
+          : "r" (0), "Ir" (CR_C), "Ir" (0x40)
+          : "cc");
+}
+
+static inline void cpu_leave_lowpower(void)
+{
+        unsigned int v;
+
+        asm volatile(
+                "mrc    p15, 0, %0, c1, c0, 0\n"
+        "       orr     %0, %0, %1\n"
+        "       mcr     p15, 0, %0, c1, c0, 0\n"
+        "       mrc     p15, 0, %0, c1, c0, 1\n"
+        "       orr     %0, %0, %2\n"
+        "       mcr     p15, 0, %0, c1, c0, 1\n"
+          : "=&r" (v)
+          : "Ir" (CR_C), "Ir" (0x40)
+          : "cc");
+}
+
 /*
  * platform-specific code to shutdown a CPU
  *
@@ -26,9 +65,10 @@ int platform_cpu_kill(unsigned int cpu)
  */
 void platform_cpu_die(unsigned int cpu)
 {
-        flush_cache_all();
+        cpu_enter_lowpower();
         imx_enable_cpu(cpu, false);
         cpu_do_idle();
+        cpu_leave_lowpower();
 
         /* We should never return from idle */
         panic("cpu %d unexpectedly exit from shutdown\n", cpu);
diff --git a/arch/arm/mach-imx/mach-cpuimx35.c b/arch/arm/mach-imx/mach-cpuimx35.c
index c515f8ede1a1..6450303f1a7a 100644
--- a/arch/arm/mach-imx/mach-cpuimx35.c
+++ b/arch/arm/mach-imx/mach-cpuimx35.c
@@ -70,7 +70,6 @@ static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = {
                 I2C_BOARD_INFO("pcf8563", 0x51),
         }, {
                 I2C_BOARD_INFO("tsc2007", 0x48),
-                .type           = "tsc2007",
                 .platform_data  = &tsc2007_info,
                 .irq            = IMX_GPIO_TO_IRQ(TSC2007_IRQGPIO),
         },
diff --git a/arch/arm/mach-imx/mach-cpuimx51sd.c b/arch/arm/mach-imx/mach-cpuimx51sd.c
index ac50f1671e38..1e09de50cbcd 100644
--- a/arch/arm/mach-imx/mach-cpuimx51sd.c
+++ b/arch/arm/mach-imx/mach-cpuimx51sd.c
@@ -142,7 +142,6 @@ static struct i2c_board_info eukrea_cpuimx51sd_i2c_devices[] = {
                 I2C_BOARD_INFO("pcf8563", 0x51),
         }, {
                 I2C_BOARD_INFO("tsc2007", 0x49),
-                .type           = "tsc2007",
                 .platform_data  = &tsc2007_info,
         },
 };
diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
index dff82eb57cd9..f76edb96a48a 100644
--- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
+++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
@@ -116,6 +116,8 @@ static const int visstrim_m10_pins[] __initconst = {
         PB23_PF_USB_PWR,
         PB24_PF_USB_OC,
         /* CSI */
+        TVP5150_RSTN | GPIO_GPIO | GPIO_OUT,
+        TVP5150_PWDN | GPIO_GPIO | GPIO_OUT,
         PB10_PF_CSI_D0,
         PB11_PF_CSI_D1,
         PB12_PF_CSI_D2,
@@ -147,6 +149,24 @@ static struct gpio visstrim_m10_version_gpios[] = {
         { MOTHERBOARD_BIT2, GPIOF_IN, "mother-version-2" },
 };
 
+static const struct gpio visstrim_m10_gpios[] __initconst = {
+        {
+                .gpio = TVP5150_RSTN,
+                .flags = GPIOF_DIR_OUT | GPIOF_INIT_HIGH,
+                .label = "tvp5150_rstn",
+        },
+        {
+                .gpio = TVP5150_PWDN,
+                .flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
+                .label = "tvp5150_pwdn",
+        },
+        {
+                .gpio = OTG_PHY_CS_GPIO,
+                .flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
+                .label = "usbotg_cs",
+        },
+};
+
 /* Camera */
 static int visstrim_camera_power(struct device *dev, int on)
 {
@@ -190,13 +210,6 @@ static void __init visstrim_camera_init(void)
         struct platform_device *pdev;
         int dma;
 
-        /* Initialize tvp5150 gpios */
-        mxc_gpio_mode(TVP5150_RSTN | GPIO_GPIO | GPIO_OUT);
-        mxc_gpio_mode(TVP5150_PWDN | GPIO_GPIO | GPIO_OUT);
-        gpio_set_value(TVP5150_RSTN, 1);
-        gpio_set_value(TVP5150_PWDN, 0);
-        ndelay(1);
-
         gpio_set_value(TVP5150_PWDN, 1);
         ndelay(1);
         gpio_set_value(TVP5150_RSTN, 0);
@@ -377,10 +390,6 @@ static struct i2c_board_info visstrim_m10_i2c_devices[] = {
 /* USB OTG */
 static int otg_phy_init(struct platform_device *pdev)
 {
-        gpio_set_value(OTG_PHY_CS_GPIO, 0);
-
-        mdelay(10);
-
         return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
 }
 
@@ -435,6 +444,11 @@ static void __init visstrim_m10_board_init(void)
         if (ret)
                 pr_err("Failed to setup pins (%d)\n", ret);
 
+        ret = gpio_request_array(visstrim_m10_gpios,
+                                ARRAY_SIZE(visstrim_m10_gpios));
+        if (ret)
+                pr_err("Failed to request gpios (%d)\n", ret);
+
         imx27_add_imx_ssi(0, &visstrim_m10_ssi_pdata);
         imx27_add_imx_uart0(&uart_pdata);
 
diff --git a/arch/arm/mach-imx/mach-mx21ads.c b/arch/arm/mach-imx/mach-mx21ads.c
index d14bbe949a4f..3e7401fca76c 100644
--- a/arch/arm/mach-imx/mach-mx21ads.c
+++ b/arch/arm/mach-imx/mach-mx21ads.c
@@ -32,7 +32,7 @@
  * Memory-mapped I/O on MX21ADS base board
  */
 #define MX21ADS_MMIO_BASE_ADDR   0xf5000000
-#define MX21ADS_MMIO_SIZE        SZ_16M
+#define MX21ADS_MMIO_SIZE        0xc00000
 
 #define MX21ADS_REG_ADDR(offset)    (void __force __iomem *) \
                 (MX21ADS_MMIO_BASE_ADDR + (offset))
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 967ed5b35a45..a8983b9778d1 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -86,6 +86,7 @@ static void __iomem *imx3_ioremap_caller(unsigned long phys_addr, size_t size,
 
 void __init imx3_init_l2x0(void)
 {
+#ifdef CONFIG_CACHE_L2X0
         void __iomem *l2x0_base;
         void __iomem *clkctl_base;
 
@@ -115,6 +116,7 @@ void __init imx3_init_l2x0(void)
         }
 
         l2x0_init(l2x0_base, 0x00030024, 0x00000000);
+#endif
 }
 
 #ifdef CONFIG_SOC_IMX31
@@ -179,6 +181,8 @@ void __init imx31_soc_init(void)
         mxc_register_gpio("imx31-gpio", 1, MX31_GPIO2_BASE_ADDR, SZ_16K, MX31_INT_GPIO2, 0);
         mxc_register_gpio("imx31-gpio", 2, MX31_GPIO3_BASE_ADDR, SZ_16K, MX31_INT_GPIO3, 0);
 
+        pinctrl_provide_dummies();
+
         if (to_version == 1) {
                 strncpy(imx31_sdma_pdata.fw_name, "sdma-imx31-to1.bin",
                         strlen(imx31_sdma_pdata.fw_name));
diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index feeee17da96b..1d003053d562 100644
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -202,6 +202,8 @@ void __init imx51_soc_init(void)
         mxc_register_gpio("imx31-gpio", 2, MX51_GPIO3_BASE_ADDR, SZ_16K, MX51_INT_GPIO3_LOW, MX51_INT_GPIO3_HIGH);
         mxc_register_gpio("imx31-gpio", 3, MX51_GPIO4_BASE_ADDR, SZ_16K, MX51_INT_GPIO4_LOW, MX51_INT_GPIO4_HIGH);
 
+        pinctrl_provide_dummies();
+
         /* i.mx51 has the i.mx35 type sdma */
         imx_add_imx_sdma("imx35-sdma", MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata);
 
diff --git a/arch/arm/mach-kirkwood/board-iconnect.c b/arch/arm/mach-kirkwood/board-iconnect.c
index 2222c5739519..b0d3cc49269d 100644
--- a/arch/arm/mach-kirkwood/board-iconnect.c
+++ b/arch/arm/mach-kirkwood/board-iconnect.c
@@ -20,9 +20,6 @@
 #include <linux/mv643xx_eth.h>
 #include <linux/gpio.h>
 #include <linux/leds.h>
-#include <linux/spi/flash.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/orion_spi.h>
 #include <linux/i2c.h>
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 25fb3fd418ef..f261cd242643 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -159,6 +159,7 @@ static struct clk __init *clk_register_gate_fn(struct device *dev,
         gate_fn->gate.flags = clk_gate_flags;
         gate_fn->gate.lock = lock;
         gate_fn->gate.hw.init = &init;
+        gate_fn->fn = fn;
 
         /* ops is the gate ops, but with our disable function */
         if (clk_gate_fn_ops.disable != clk_gate_fn_disable) {
@@ -193,9 +194,11 @@ static struct clk __init *kirkwood_register_gate_fn(const char *name,
                                     bit_idx, 0, &gating_lock, fn);
 }
 
+static struct clk *ge0, *ge1;
+
 void __init kirkwood_clk_init(void)
 {
-        struct clk *runit, *ge0, *ge1, *sata0, *sata1, *usb0, *sdio;
+        struct clk *runit, *sata0, *sata1, *usb0, *sdio;
         struct clk *crypto, *xor0, *xor1, *pex0, *pex1, *audio;
 
         tclk = clk_register_fixed_rate(NULL, "tclk", NULL,
@@ -257,6 +260,9 @@ void __init kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data)
         orion_ge00_init(eth_data,
                         GE00_PHYS_BASE, IRQ_KIRKWOOD_GE00_SUM,
                         IRQ_KIRKWOOD_GE00_ERR);
+        /* The interface forgets the MAC address assigned by u-boot if
+        the clock is turned off, so claim the clk now. */
+        clk_prepare_enable(ge0);
 }
 
 
@@ -268,6 +274,7 @@ void __init kirkwood_ge01_init(struct mv643xx_eth_platform_data *eth_data)
         orion_ge01_init(eth_data,
                         GE01_PHYS_BASE, IRQ_KIRKWOOD_GE01_SUM,
                         IRQ_KIRKWOOD_GE01_ERR);
+        clk_prepare_enable(ge1);
 }
 
 
diff --git a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
index 3eee37a3b501..a115142f8690 100644
--- a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
+++ b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
@@ -38,6 +38,7 @@
 #define IRQ_MASK_HIGH_OFF       0x0014
 
 #define TIMER_VIRT_BASE         (BRIDGE_VIRT_BASE | 0x0300)
+#define TIMER_PHYS_BASE         (BRIDGE_PHYS_BASE | 0x0300)
 
 #define L2_CONFIG_REG           (BRIDGE_VIRT_BASE | 0x0128)
 #define L2_WRITETHROUGH         0x00000010
diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
index fede3d503efa..c5b68510776b 100644
--- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h
+++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
@@ -80,6 +80,7 @@
 #define  UART1_VIRT_BASE        (DEV_BUS_VIRT_BASE | 0x2100)
 
 #define BRIDGE_VIRT_BASE        (KIRKWOOD_REGS_VIRT_BASE | 0x20000)
+#define BRIDGE_PHYS_BASE        (KIRKWOOD_REGS_PHYS_BASE | 0x20000)
 
 #define CRYPTO_PHYS_BASE        (KIRKWOOD_REGS_PHYS_BASE | 0x30000)
 
diff --git a/arch/arm/mach-mmp/irq.c b/arch/arm/mach-mmp/irq.c
index fcfe0e3bd701..e60c7d98922b 100644
--- a/arch/arm/mach-mmp/irq.c
+++ b/arch/arm/mach-mmp/irq.c
@@ -241,6 +241,7 @@ void __init mmp2_init_icu(void)
         icu_data[1].clr_mfp_irq_base = IRQ_MMP2_PMIC_BASE;
         icu_data[1].clr_mfp_hwirq = IRQ_MMP2_PMIC - IRQ_MMP2_PMIC_BASE;
         icu_data[1].nr_irqs = 2;
+        icu_data[1].cascade_irq = 4;
         icu_data[1].virq_base = IRQ_MMP2_PMIC_BASE;
         icu_data[1].domain = irq_domain_add_legacy(NULL, icu_data[1].nr_irqs,
                                                    icu_data[1].virq_base, 0,
@@ -249,6 +250,7 @@ void __init mmp2_init_icu(void)
         icu_data[2].reg_status = mmp_icu_base + 0x154;
         icu_data[2].reg_mask = mmp_icu_base + 0x16c;
         icu_data[2].nr_irqs = 2;
+        icu_data[2].cascade_irq = 5;
         icu_data[2].virq_base = IRQ_MMP2_RTC_BASE;
         icu_data[2].domain = irq_domain_add_legacy(NULL, icu_data[2].nr_irqs,
                                                    icu_data[2].virq_base, 0,
@@ -257,6 +259,7 @@ void __init mmp2_init_icu(void)
         icu_data[3].reg_status = mmp_icu_base + 0x180;
         icu_data[3].reg_mask = mmp_icu_base + 0x17c;
         icu_data[3].nr_irqs = 3;
+        icu_data[3].cascade_irq = 9;
         icu_data[3].virq_base = IRQ_MMP2_KEYPAD_BASE;
         icu_data[3].domain = irq_domain_add_legacy(NULL, icu_data[3].nr_irqs,
                                                    icu_data[3].virq_base, 0,
@@ -265,6 +268,7 @@ void __init mmp2_init_icu(void)
         icu_data[4].reg_status = mmp_icu_base + 0x158;
         icu_data[4].reg_mask = mmp_icu_base + 0x170;
         icu_data[4].nr_irqs = 5;
+        icu_data[4].cascade_irq = 17;
         icu_data[4].virq_base = IRQ_MMP2_TWSI_BASE;
         icu_data[4].domain = irq_domain_add_legacy(NULL, icu_data[4].nr_irqs,
                                                    icu_data[4].virq_base, 0,
@@ -273,6 +277,7 @@ void __init mmp2_init_icu(void)
         icu_data[5].reg_status = mmp_icu_base + 0x15c;
         icu_data[5].reg_mask = mmp_icu_base + 0x174;
         icu_data[5].nr_irqs = 15;
+        icu_data[5].cascade_irq = 35;
         icu_data[5].virq_base = IRQ_MMP2_MISC_BASE;
         icu_data[5].domain = irq_domain_add_legacy(NULL, icu_data[5].nr_irqs,
                                                    icu_data[5].virq_base, 0,
@@ -281,6 +286,7 @@ void __init mmp2_init_icu(void)
         icu_data[6].reg_status = mmp_icu_base + 0x160;
         icu_data[6].reg_mask = mmp_icu_base + 0x178;
         icu_data[6].nr_irqs = 2;
+        icu_data[6].cascade_irq = 51;
         icu_data[6].virq_base = IRQ_MMP2_MIPI_HSI1_BASE;
         icu_data[6].domain = irq_domain_add_legacy(NULL, icu_data[6].nr_irqs,
                                                    icu_data[6].virq_base, 0,
@@ -289,6 +295,7 @@ void __init mmp2_init_icu(void)
         icu_data[7].reg_status = mmp_icu_base + 0x188;
         icu_data[7].reg_mask = mmp_icu_base + 0x184;
         icu_data[7].nr_irqs = 2;
+        icu_data[7].cascade_irq = 55;
         icu_data[7].virq_base = IRQ_MMP2_MIPI_HSI0_BASE;
         icu_data[7].domain = irq_domain_add_legacy(NULL, icu_data[7].nr_irqs,
                                                    icu_data[7].virq_base, 0,
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 8ca14e88a31a..2c5d0ed75285 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -83,11 +83,9 @@ static struct musb_hdrc_config musb_config = {
 };
 
 static struct musb_hdrc_platform_data tusb_data = {
-#if defined(CONFIG_USB_MUSB_OTG)
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
         .mode           = MUSB_OTG,
-#elif defined(CONFIG_USB_MUSB_PERIPHERAL)
-        .mode           = MUSB_PERIPHERAL,
-#else /* defined(CONFIG_USB_MUSB_HOST) */
+#else
         .mode           = MUSB_HOST,
 #endif
         .set_power      = tusb_set_power,
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 79c6909eeb78..580fd17208da 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -81,13 +81,13 @@ static u8 omap3_beagle_version;
 static struct {
         int mmc1_gpio_wp;
         int usb_pwr_level;
-        int reset_gpio;
+        int dvi_pd_gpio;
         int usr_button_gpio;
         int mmc_caps;
 } beagle_config = {
         .mmc1_gpio_wp = -EINVAL,
         .usb_pwr_level = GPIOF_OUT_INIT_LOW,
-        .reset_gpio = 129,
+        .dvi_pd_gpio = -EINVAL,
         .usr_button_gpio = 4,
         .mmc_caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
 };
@@ -126,21 +126,21 @@ static void __init omap3_beagle_init_rev(void)
                 printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n");
                 omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX;
                 beagle_config.mmc1_gpio_wp = 29;
-                beagle_config.reset_gpio = 170;
+                beagle_config.dvi_pd_gpio = 170;
                 beagle_config.usr_button_gpio = 7;
                 break;
         case 6:
                 printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n");
                 omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3;
                 beagle_config.mmc1_gpio_wp = 23;
-                beagle_config.reset_gpio = 170;
+                beagle_config.dvi_pd_gpio = 170;
                 beagle_config.usr_button_gpio = 7;
                 break;
         case 5:
                 printk(KERN_INFO "OMAP3 Beagle Rev: C4\n");
                 omap3_beagle_version = OMAP3BEAGLE_BOARD_C4;
                 beagle_config.mmc1_gpio_wp = 23;
-                beagle_config.reset_gpio = 170;
+                beagle_config.dvi_pd_gpio = 170;
                 beagle_config.usr_button_gpio = 7;
                 break;
         case 0:
@@ -274,11 +274,9 @@ static int beagle_twl_gpio_setup(struct device *dev,
                 if (r)
                         pr_err("%s: unable to configure nDVI_PWR_EN\n",
                                 __func__);
-                r = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
-                                     "DVI_LDO_EN");
-                if (r)
-                        pr_err("%s: unable to configure DVI_LDO_EN\n",
-                                __func__);
+
+                beagle_config.dvi_pd_gpio = gpio + 2;
+
         } else {
                 /*
                  * REVISIT: need ehci-omap hooks for external VBUS
@@ -287,7 +285,7 @@ static int beagle_twl_gpio_setup(struct device *dev,
                 if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"))
                         pr_err("%s: unable to configure EHCI_nOC\n", __func__);
         }
-        dvi_panel.power_down_gpio = beagle_config.reset_gpio;
+        dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio;
 
         gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level,
                         "nEN_USB_PWR");
@@ -499,7 +497,7 @@ static void __init omap3_beagle_init(void)
         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
         omap3_beagle_init_rev();
 
-        if (beagle_config.mmc1_gpio_wp != -EINVAL)
+        if (gpio_is_valid(beagle_config.mmc1_gpio_wp))
                 omap_mux_init_gpio(beagle_config.mmc1_gpio_wp, OMAP_PIN_INPUT);
         mmc[0].caps = beagle_config.mmc_caps;
         omap_hsmmc_init(mmc);
@@ -510,15 +508,13 @@ static void __init omap3_beagle_init(void)
 
         platform_add_devices(omap3_beagle_devices,
                         ARRAY_SIZE(omap3_beagle_devices));
+        if (gpio_is_valid(beagle_config.dvi_pd_gpio))
+                omap_mux_init_gpio(beagle_config.dvi_pd_gpio, OMAP_PIN_OUTPUT);
         omap_display_init(&beagle_dss_data);
         omap_serial_init();
         omap_sdrc_init(mt46h32m32lf6_sdrc_params,
                                   mt46h32m32lf6_sdrc_params);
 
-        omap_mux_init_gpio(170, OMAP_PIN_INPUT);
-        /* REVISIT leave DVI powered down until it's needed ... */
-        gpio_request_one(170, GPIOF_OUT_INIT_HIGH, "DVI_nPD");
-
         usb_musb_init(NULL);
         usbhs_init(&usbhs_bdata);
         omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions,
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index ff53deccecab..df2534de3361 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -144,7 +144,6 @@ static struct lis3lv02d_platform_data rx51_lis3lv02d_data = {
         .release_resources = lis302_release,
         .st_min_limits = {-32, 3, 3},
         .st_max_limits = {-3, 32, 32},
-        .irq2 = OMAP_GPIO_IRQ(LIS302_IRQ2_GPIO),
 };
 #endif
 
@@ -1030,7 +1029,6 @@ static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_3[] = {
         {
                 I2C_BOARD_INFO("lis3lv02d", 0x1d),
                 .platform_data = &rx51_lis3lv02d_data,
-                .irq = OMAP_GPIO_IRQ(LIS302_IRQ1_GPIO),
         },
 #endif
 };
@@ -1056,6 +1054,10 @@ static int __init rx51_i2c_init(void)
         omap_pmic_init(1, 2200, "twl5030", INT_34XX_SYS_NIRQ, &rx51_twldata);
         omap_register_i2c_bus(2, 100, rx51_peripherals_i2c_board_info_2,
                               ARRAY_SIZE(rx51_peripherals_i2c_board_info_2));
+#if defined(CONFIG_SENSORS_LIS3_I2C) || defined(CONFIG_SENSORS_LIS3_I2C_MODULE)
+        rx51_lis3lv02d_data.irq2 = gpio_to_irq(LIS302_IRQ2_GPIO);
+        rx51_peripherals_i2c_board_info_3[0].irq = gpio_to_irq(LIS302_IRQ1_GPIO);
+#endif
         omap_register_i2c_bus(3, 400, rx51_peripherals_i2c_board_info_3,
                               ARRAY_SIZE(rx51_peripherals_i2c_board_info_3));
         return 0;
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index 4e1a3b0e8cc8..1efdec236ae8 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3514,7 +3514,7 @@ int __init omap3xxx_clk_init(void)
         struct omap_clk *c;
         u32 cpu_clkflg = 0;
 
-        if (cpu_is_omap3517()) {
+        if (soc_is_am35xx()) {
                 cpu_mask = RATE_IN_34XX;
                 cpu_clkflg = CK_AM35XX;
         } else if (cpu_is_omap3630()) {
diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c
index 2172f6603848..e2b701e164f6 100644
--- a/arch/arm/mach-omap2/clock44xx_data.c
+++ b/arch/arm/mach-omap2/clock44xx_data.c
@@ -84,6 +84,7 @@ static struct clk slimbus_clk = {
 
 static struct clk sys_32k_ck = {
         .name           = "sys_32k_ck",
+        .clkdm_name     = "prm_clkdm",
         .rate           = 32768,
         .ops            = &clkops_null,
 };
@@ -512,6 +513,7 @@ static struct clk ddrphy_ck = {
         .name           = "ddrphy_ck",
         .parent         = &dpll_core_m2_ck,
         .ops            = &clkops_null,
+        .clkdm_name     = "l3_emif_clkdm",
         .fixed_div      = 2,
         .recalc         = &omap_fixed_divisor_recalc,
 };
@@ -769,6 +771,7 @@ static const struct clksel dpll_mpu_m2_div[] = {
 static struct clk dpll_mpu_m2_ck = {
         .name           = "dpll_mpu_m2_ck",
         .parent         = &dpll_mpu_ck,
+        .clkdm_name     = "cm_clkdm",
         .clksel         = dpll_mpu_m2_div,
         .clksel_reg     = OMAP4430_CM_DIV_M2_DPLL_MPU,
         .clksel_mask    = OMAP4430_DPLL_CLKOUT_DIV_MASK,
@@ -1149,6 +1152,7 @@ static const struct clksel l3_div_div[] = {
 static struct clk l3_div_ck = {
         .name           = "l3_div_ck",
         .parent         = &div_core_ck,
+        .clkdm_name     = "cm_clkdm",
         .clksel         = l3_div_div,
         .clksel_reg     = OMAP4430_CM_CLKSEL_CORE,
         .clksel_mask    = OMAP4430_CLKSEL_L3_MASK,
@@ -2824,6 +2828,7 @@ static const struct clksel trace_clk_div_div[] = {
 static struct clk trace_clk_div_ck = {
         .name           = "trace_clk_div_ck",
         .parent         = &pmd_trace_clk_mux_ck,
+        .clkdm_name     = "emu_sys_clkdm",
         .clksel         = trace_clk_div_div,
         .clksel_reg     = OMAP4430_CM_EMU_DEBUGSS_CLKCTRL,
         .clksel_mask    = OMAP4430_CLKSEL_PMD_TRACE_CLK_MASK,
diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
index a7bc096bd407..f24e3f7a2bbc 100644
--- a/arch/arm/mach-omap2/cm.h
+++ b/arch/arm/mach-omap2/cm.h
@@ -22,4 +22,15 @@
  */
 #define MAX_MODULE_READY_TIME           2000
 
+/*
+ * MAX_MODULE_DISABLE_TIME: max duration in microseconds to wait for
+ * the PRCM to request that a module enter the inactive state in the
+ * case of OMAP2 & 3.  In the case of OMAP4 this is the max duration
+ * in microseconds for the module to reach the inactive state from
+ * a functional state.
+ * XXX FSUSB on OMAP4430 takes ~4ms to idle after reset during
+ * kernel init.
+ */
+#define MAX_MODULE_DISABLE_TIME         5000
+
 #endif
diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c
index 8c86d294b1a3..1a39945d9ff8 100644
--- a/arch/arm/mach-omap2/cminst44xx.c
+++ b/arch/arm/mach-omap2/cminst44xx.c
@@ -313,9 +313,9 @@ int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_off
 
         omap_test_timeout((_clkctrl_idlest(part, inst, cdoffs, clkctrl_offs) ==
                            CLKCTRL_IDLEST_DISABLED),
-                          MAX_MODULE_READY_TIME, i);
+                          MAX_MODULE_DISABLE_TIME, i);
 
-        return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
+        return (i < MAX_MODULE_DISABLE_TIME) ? 0 : -EBUSY;
 }
 
 /**
diff --git a/arch/arm/mach-omap2/dsp.c b/arch/arm/mach-omap2/dsp.c
index 845309f146fe..88ffa1e645cd 100644
--- a/arch/arm/mach-omap2/dsp.c
+++ b/arch/arm/mach-omap2/dsp.c
@@ -20,6 +20,9 @@
 
 #include <linux/module.h>
 #include <linux/platform_device.h>
+
+#include <asm/memblock.h>
+
 #include "cm2xxx_3xxx.h"
 #include "prm2xxx_3xxx.h"
 #ifdef CONFIG_BRIDGE_DVFS
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 0389b3264abe..00486a8564fd 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -247,6 +247,17 @@ void __init omap3xxx_check_features(void)
         omap_features |= OMAP3_HAS_SDRC;
 
         /*
+         * am35x fixups:
+         * - The am35x Chip ID register has bits 12, 7:5, and 3:2 marked as
+         *   reserved and therefore return 0 when read.  Unfortunately,
+         *   OMAP3_CHECK_FEATURE() will interpret some of those zeroes to
+         *   mean that a feature is present even though it isn't so clear
+         *   the incorrectly set feature bits.
+         */
+        if (soc_is_am35xx())
+                omap_features &= ~(OMAP3_HAS_IVA | OMAP3_HAS_ISP);
+
+        /*
          * TODO: Get additional info (where applicable)
          *       e.g. Size of L2 cache.
          */
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index fdc4303be563..6038a8c84b74 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -149,6 +149,7 @@ omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num)
         ct->chip.irq_ack = omap_mask_ack_irq;
         ct->chip.irq_mask = irq_gc_mask_disable_reg;
         ct->chip.irq_unmask = irq_gc_unmask_enable_reg;
+        ct->chip.flags |= IRQCHIP_SKIP_SET_WAKE;
 
         ct->regs.enable = INTC_MIR_CLEAR0;
         ct->regs.disable = INTC_MIR_SET0;
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 80e55c5c9998..9fe6829f4c16 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -41,6 +41,7 @@
 #include "control.h"
 #include "mux.h"
 #include "prm.h"
+#include "common.h"
 
 #define OMAP_MUX_BASE_OFFSET            0x30    /* Offset from CTRL_BASE */
 #define OMAP_MUX_BASE_SZ                0x5ca
@@ -217,8 +218,7 @@ static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition,
         return -ENODEV;
 }
 
-static int __init
-omap_mux_get_by_name(const char *muxname,
+int __init omap_mux_get_by_name(const char *muxname,
                         struct omap_mux_partition **found_partition,
                         struct omap_mux **found_mux)
 {
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index 69fe060a0b75..471e62a74a16 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -59,6 +59,7 @@
 #define OMAP_PIN_OFF_WAKEUPENABLE       OMAP_WAKEUP_EN
 
 #define OMAP_MODE_GPIO(x)       (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE4)
+#define OMAP_MODE_UART(x)       (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0)
 
 /* Flags for omapX_mux_init */
 #define OMAP_PACKAGE_MASK               0xffff
@@ -225,8 +226,18 @@ omap_hwmod_mux_init(struct omap_device_pad *bpads, int nr_pads);
  */
 void omap_hwmod_mux(struct omap_hwmod_mux_info *hmux, u8 state);
 
+int omap_mux_get_by_name(const char *muxname,
+                struct omap_mux_partition **found_partition,
+                struct omap_mux **found_mux);
 #else
 
+static inline int omap_mux_get_by_name(const char *muxname,
+                struct omap_mux_partition **found_partition,
+                struct omap_mux **found_mux)
+{
+        return 0;
+}
+
 static inline int omap_mux_init_gpio(int gpio, int val)
 {
         return 0;
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index bf86f7e8f91f..773193670ea2 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -530,7 +530,7 @@ static int _disable_wakeup(struct omap_hwmod *oh, u32 *v)
         if (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP)
                 _set_slave_idlemode(oh, HWMOD_IDLEMODE_SMART, v);
         if (oh->class->sysc->idlemodes & MSTANDBY_SMART_WKUP)
-                _set_master_standbymode(oh, HWMOD_IDLEMODE_SMART_WKUP, v);
+                _set_master_standbymode(oh, HWMOD_IDLEMODE_SMART, v);
 
         /* XXX test pwrdm_get_wken for this hwmod's subsystem */
 
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 950454a3fa31..f30e861ce6d9 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -393,8 +393,7 @@ static struct omap_hwmod_class_sysconfig omap44xx_counter_sysc = {
         .rev_offs       = 0x0000,
         .sysc_offs      = 0x0004,
         .sysc_flags     = SYSC_HAS_SIDLEMODE,
-        .idlemodes      = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
-                           SIDLE_SMART_WKUP),
+        .idlemodes      = (SIDLE_FORCE | SIDLE_NO),
         .sysc_fields    = &omap_hwmod_sysc_type1,
 };
 
@@ -854,6 +853,11 @@ static struct omap_hwmod omap44xx_dss_hdmi_hwmod = {
         .name           = "dss_hdmi",
         .class          = &omap44xx_hdmi_hwmod_class,
         .clkdm_name     = "l3_dss_clkdm",
+        /*
+         * HDMI audio requires to use no-idle mode. Hence,
+         * set idle mode by software.
+         */
+        .flags          = HWMOD_SWSUP_SIDLE,
         .mpu_irqs       = omap44xx_dss_hdmi_irqs,
         .sdma_reqs      = omap44xx_dss_hdmi_sdma_reqs,
         .main_clk       = "dss_48mhz_clk",
diff --git a/arch/arm/mach-omap2/omap_l3_smx.c b/arch/arm/mach-omap2/omap_l3_smx.c
index a05a62f9ee5b..acc216491b8a 100644
--- a/arch/arm/mach-omap2/omap_l3_smx.c
+++ b/arch/arm/mach-omap2/omap_l3_smx.c
@@ -155,10 +155,11 @@ static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
         u8 multi = error & L3_ERROR_LOG_MULTI;
         u32 address = omap3_l3_decode_addr(error_addr);
 
-        WARN(true, "%s seen by %s %s at address %x\n",
+        pr_err("%s seen by %s %s at address %x\n",
                         omap3_l3_code_string(code),
                         omap3_l3_initiator_string(initid),
                         multi ? "Multiple Errors" : "", address);
+        WARN_ON(1);
 
         return IRQ_HANDLED;
 }
diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index 4c90477e6f82..d52651a05daa 100644
--- a/arch/arm/mach-omap2/omap_phy_internal.c
+++ b/arch/arm/mach-omap2/omap_phy_internal.c
@@ -239,21 +239,15 @@ void am35x_set_mode(u8 musb_mode)
 
         devconf2 &= ~CONF2_OTGMODE;
         switch (musb_mode) {
-#ifdef  CONFIG_USB_MUSB_HDRC_HCD
         case MUSB_HOST:         /* Force VBUS valid, ID = 0 */
                 devconf2 |= CONF2_FORCE_HOST;
                 break;
-#endif
-#ifdef  CONFIG_USB_GADGET_MUSB_HDRC
         case MUSB_PERIPHERAL:   /* Force VBUS valid, ID = 1 */
                 devconf2 |= CONF2_FORCE_DEVICE;
                 break;
-#endif
-#ifdef  CONFIG_USB_MUSB_OTG
         case MUSB_OTG:          /* Don't override the VBUS/ID comparators */
                 devconf2 |= CONF2_NO_OVERRIDE;
                 break;
-#endif
         default:
                 pr_info(KERN_INFO "Unsupported mode %u\n", musb_mode);
         }
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index a34023d0ca7c..3a595e899724 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -724,6 +724,7 @@ int __init omap3_pm_init(void)
         ret = request_irq(omap_prcm_event_to_irq("io"),
                 _prcm_int_handle_io, IRQF_SHARED | IRQF_NO_SUSPEND, "pm_io",
                 omap3_pm_init);
+        enable_irq(omap_prcm_event_to_irq("io"));
 
         if (ret) {
                 pr_err("pm: Failed to request pm_io irq\n");
diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c
index 9ce765407ad5..21cb74003a56 100644
--- a/arch/arm/mach-omap2/prm2xxx_3xxx.c
+++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c
@@ -15,6 +15,7 @@
 #include <linux/errno.h>
 #include <linux/err.h>
 #include <linux/io.h>
+#include <linux/irq.h>
 
 #include "common.h"
 #include <plat/cpu.h>
@@ -303,8 +304,15 @@ void omap3xxx_prm_restore_irqen(u32 *saved_mask)
 
 static int __init omap3xxx_prcm_init(void)
 {
-        if (cpu_is_omap34xx())
-                return omap_prcm_register_chain_handler(&omap3_prcm_irq_setup);
-        return 0;
+        int ret = 0;
+
+        if (cpu_is_omap34xx()) {
+                ret = omap_prcm_register_chain_handler(&omap3_prcm_irq_setup);
+                if (!ret)
+                        irq_set_status_flags(omap_prcm_event_to_irq("io"),
+                                             IRQ_NOAUTOEN);
+        }
+
+        return ret;
 }
 subsys_initcall(omap3xxx_prcm_init);
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 292d4aaca068..c1b93c752d70 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -57,6 +57,7 @@ struct omap_uart_state {
 
         struct list_head node;
         struct omap_hwmod *oh;
+        struct omap_device_pad default_omap_uart_pads[2];
 };
 
 static LIST_HEAD(uart_list);
@@ -126,11 +127,70 @@ static void omap_uart_set_smartidle(struct platform_device *pdev) {}
 #endif /* CONFIG_PM */
 
 #ifdef CONFIG_OMAP_MUX
-static void omap_serial_fill_default_pads(struct omap_board_data *bdata)
+
+#define OMAP_UART_DEFAULT_PAD_NAME_LEN  28
+static char rx_pad_name[OMAP_UART_DEFAULT_PAD_NAME_LEN],
+                tx_pad_name[OMAP_UART_DEFAULT_PAD_NAME_LEN] __initdata;
+
+static void  __init
+omap_serial_fill_uart_tx_rx_pads(struct omap_board_data *bdata,
+                                struct omap_uart_state *uart)
+{
+        uart->default_omap_uart_pads[0].name = rx_pad_name;
+        uart->default_omap_uart_pads[0].flags = OMAP_DEVICE_PAD_REMUX |
+                                                        OMAP_DEVICE_PAD_WAKEUP;
+        uart->default_omap_uart_pads[0].enable = OMAP_PIN_INPUT |
+                                                        OMAP_MUX_MODE0;
+        uart->default_omap_uart_pads[0].idle = OMAP_PIN_INPUT | OMAP_MUX_MODE0;
+        uart->default_omap_uart_pads[1].name = tx_pad_name;
+        uart->default_omap_uart_pads[1].enable = OMAP_PIN_OUTPUT |
+                                                        OMAP_MUX_MODE0;
+        bdata->pads = uart->default_omap_uart_pads;
+        bdata->pads_cnt = ARRAY_SIZE(uart->default_omap_uart_pads);
+}
+
+static void  __init omap_serial_check_wakeup(struct omap_board_data *bdata,
+                                                struct omap_uart_state *uart)
 {
+        struct omap_mux_partition *tx_partition = NULL, *rx_partition = NULL;
+        struct omap_mux *rx_mux = NULL, *tx_mux = NULL;
+        char *rx_fmt, *tx_fmt;
+        int uart_nr = bdata->id + 1;
+
+        if (bdata->id != 2) {
+                rx_fmt = "uart%d_rx.uart%d_rx";
+                tx_fmt = "uart%d_tx.uart%d_tx";
+        } else {
+                rx_fmt = "uart%d_rx_irrx.uart%d_rx_irrx";
+                tx_fmt = "uart%d_tx_irtx.uart%d_tx_irtx";
+        }
+
+        snprintf(rx_pad_name, OMAP_UART_DEFAULT_PAD_NAME_LEN, rx_fmt,
+                        uart_nr, uart_nr);
+        snprintf(tx_pad_name, OMAP_UART_DEFAULT_PAD_NAME_LEN, tx_fmt,
+                        uart_nr, uart_nr);
+
+        if (omap_mux_get_by_name(rx_pad_name, &rx_partition, &rx_mux) >= 0 &&
+                        omap_mux_get_by_name
+                                (tx_pad_name, &tx_partition, &tx_mux) >= 0) {
+                u16 tx_mode, rx_mode;
+
+                tx_mode = omap_mux_read(tx_partition, tx_mux->reg_offset);
+                rx_mode = omap_mux_read(rx_partition, rx_mux->reg_offset);
+
+                /*
+                 * Check if uart is used in default tx/rx mode i.e. in mux mode0
+                 * if yes then configure rx pin for wake up capability
+                 */
+                if (OMAP_MODE_UART(rx_mode) && OMAP_MODE_UART(tx_mode))
+                        omap_serial_fill_uart_tx_rx_pads(bdata, uart);
+        }
 }
 #else
-static void omap_serial_fill_default_pads(struct omap_board_data *bdata) {}
+static void __init omap_serial_check_wakeup(struct omap_board_data *bdata,
+                struct omap_uart_state *uart)
+{
+}
 #endif
 
 static char *cmdline_find_option(char *str)
@@ -287,8 +347,7 @@ void __init omap_serial_board_init(struct omap_uart_port_info *info)
                 bdata.pads = NULL;
                 bdata.pads_cnt = 0;
 
-                if (cpu_is_omap44xx() || cpu_is_omap34xx())
-                        omap_serial_fill_default_pads(&bdata);
+                omap_serial_check_wakeup(&bdata, uart);
 
                 if (!info)
                         omap_serial_init_port(&bdata, NULL);
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index b19d1b43c12e..c4a576856661 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -41,12 +41,10 @@ static struct musb_hdrc_config musb_config = {
 };
 
 static struct musb_hdrc_platform_data musb_plat = {
-#ifdef CONFIG_USB_MUSB_OTG
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
         .mode           = MUSB_OTG,
-#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
+#else
         .mode           = MUSB_HOST,
-#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
-        .mode           = MUSB_PERIPHERAL,
 #endif
         /* .clock is set dynamically */
         .config         = &musb_config,
diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c
index db84a46ce7fd..805bea6edf17 100644
--- a/arch/arm/mach-omap2/usb-tusb6010.c
+++ b/arch/arm/mach-omap2/usb-tusb6010.c
@@ -300,7 +300,7 @@ tusb6010_setup_interface(struct musb_hdrc_platform_data *data,
                 printk(error, 3, status);
                 return status;
         }
-        tusb_resources[2].start = irq + IH_GPIO_BASE;
+        tusb_resources[2].start = gpio_to_irq(irq);
 
         /* set up memory timings ... can speed them up later */
         if (!ps_refclk) {
diff --git a/arch/arm/mach-orion5x/include/mach/bridge-regs.h b/arch/arm/mach-orion5x/include/mach/bridge-regs.h
index 96484bcd34ca..11a3c1e9801f 100644
--- a/arch/arm/mach-orion5x/include/mach/bridge-regs.h
+++ b/arch/arm/mach-orion5x/include/mach/bridge-regs.h
@@ -35,5 +35,5 @@
 #define MAIN_IRQ_MASK           (ORION5X_BRIDGE_VIRT_BASE | 0x204)
 
 #define TIMER_VIRT_BASE         (ORION5X_BRIDGE_VIRT_BASE | 0x300)
-
+#define TIMER_PHYS_BASE         (ORION5X_BRIDGE_PHYS_BASE | 0x300)
 #endif
diff --git a/arch/arm/mach-orion5x/include/mach/io.h b/arch/arm/mach-orion5x/include/mach/io.h
new file mode 100644
index 000000000000..1aa5d0a50a0b
--- /dev/null
+++ b/arch/arm/mach-orion5x/include/mach/io.h
@@ -0,0 +1,22 @@
+/*
+ * arch/arm/mach-orion5x/include/mach/io.h
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __ASM_ARCH_IO_H
+#define __ASM_ARCH_IO_H
+
+#include <mach/orion5x.h>
+#include <asm/sizes.h>
+
+#define IO_SPACE_LIMIT          SZ_2M
+static inline void __iomem *__io(unsigned long addr)
+{
+        return (void __iomem *)(addr + ORION5X_PCIE_IO_VIRT_BASE);
+}
+
+#define __io(a)                  __io(a)
+#endif
diff --git a/arch/arm/mach-orion5x/include/mach/orion5x.h b/arch/arm/mach-orion5x/include/mach/orion5x.h
index 2745f5d95b3f..683e085ce162 100644
--- a/arch/arm/mach-orion5x/include/mach/orion5x.h
+++ b/arch/arm/mach-orion5x/include/mach/orion5x.h
@@ -82,6 +82,7 @@
 #define  UART1_VIRT_BASE                (ORION5X_DEV_BUS_VIRT_BASE | 0x2100)
 
 #define ORION5X_BRIDGE_VIRT_BASE        (ORION5X_REGS_VIRT_BASE | 0x20000)
+#define ORION5X_BRIDGE_PHYS_BASE        (ORION5X_REGS_PHYS_BASE | 0x20000)
 
 #define ORION5X_PCI_VIRT_BASE           (ORION5X_REGS_VIRT_BASE | 0x30000)
 
diff --git a/arch/arm/mach-spear13xx/include/mach/debug-macro.S b/arch/arm/mach-spear13xx/include/mach/debug-macro.S
index ea1564609bd4..9e3ae6bfe50d 100644
--- a/arch/arm/mach-spear13xx/include/mach/debug-macro.S
+++ b/arch/arm/mach-spear13xx/include/mach/debug-macro.S
@@ -4,7 +4,7 @@
  * Debugging macro include header spear13xx machine family
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/dma.h b/arch/arm/mach-spear13xx/include/mach/dma.h
index 383ab04dc6c9..d50bdb605925 100644
--- a/arch/arm/mach-spear13xx/include/mach/dma.h
+++ b/arch/arm/mach-spear13xx/include/mach/dma.h
@@ -4,7 +4,7 @@
  * DMA information for SPEAr13xx machine family
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/generic.h b/arch/arm/mach-spear13xx/include/mach/generic.h
index 6d8c45b9f298..dac57fd0cdfd 100644
--- a/arch/arm/mach-spear13xx/include/mach/generic.h
+++ b/arch/arm/mach-spear13xx/include/mach/generic.h
@@ -4,7 +4,7 @@
  * spear13xx machine family generic header file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/gpio.h b/arch/arm/mach-spear13xx/include/mach/gpio.h
index cd6f4f86a56b..85f176311f63 100644
--- a/arch/arm/mach-spear13xx/include/mach/gpio.h
+++ b/arch/arm/mach-spear13xx/include/mach/gpio.h
@@ -4,7 +4,7 @@
  * GPIO macros for SPEAr13xx machine family
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/irqs.h b/arch/arm/mach-spear13xx/include/mach/irqs.h
index f542a24aa5f2..271a62b4cd31 100644
--- a/arch/arm/mach-spear13xx/include/mach/irqs.h
+++ b/arch/arm/mach-spear13xx/include/mach/irqs.h
@@ -4,7 +4,7 @@
  * IRQ helper macros for spear13xx machine family
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/spear.h b/arch/arm/mach-spear13xx/include/mach/spear.h
index 30c57ef72686..65f27def239b 100644
--- a/arch/arm/mach-spear13xx/include/mach/spear.h
+++ b/arch/arm/mach-spear13xx/include/mach/spear.h
@@ -4,7 +4,7 @@
  * spear13xx Machine family specific definition
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/timex.h b/arch/arm/mach-spear13xx/include/mach/timex.h
index 31af3e8d976e..3a58b8284a6a 100644
--- a/arch/arm/mach-spear13xx/include/mach/timex.h
+++ b/arch/arm/mach-spear13xx/include/mach/timex.h
@@ -4,7 +4,7 @@
  * SPEAr3XX machine family specific timex definitions
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/include/mach/uncompress.h b/arch/arm/mach-spear13xx/include/mach/uncompress.h
index c7840896ae6e..70fe72f05dea 100644
--- a/arch/arm/mach-spear13xx/include/mach/uncompress.h
+++ b/arch/arm/mach-spear13xx/include/mach/uncompress.h
@@ -4,7 +4,7 @@
  * Serial port stubs for kernel decompress status messages
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/spear1310.c b/arch/arm/mach-spear13xx/spear1310.c
index fefd15b2f380..732d29bc7330 100644
--- a/arch/arm/mach-spear13xx/spear1310.c
+++ b/arch/arm/mach-spear13xx/spear1310.c
@@ -4,7 +4,7 @@
  * SPEAr1310 machine source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/spear1340.c b/arch/arm/mach-spear13xx/spear1340.c
index ee38cbc56869..81e4ed76ad06 100644
--- a/arch/arm/mach-spear13xx/spear1340.c
+++ b/arch/arm/mach-spear13xx/spear1340.c
@@ -4,7 +4,7 @@
  * SPEAr1340 machine source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear13xx/spear13xx.c b/arch/arm/mach-spear13xx/spear13xx.c
index 50b349ae863d..cf936b106e27 100644
--- a/arch/arm/mach-spear13xx/spear13xx.c
+++ b/arch/arm/mach-spear13xx/spear13xx.c
@@ -4,7 +4,7 @@
  * SPEAr13XX machines common source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/debug-macro.S b/arch/arm/mach-spear3xx/include/mach/debug-macro.S
index 590519f10d6e..0a6381fad5d9 100644
--- a/arch/arm/mach-spear3xx/include/mach/debug-macro.S
+++ b/arch/arm/mach-spear3xx/include/mach/debug-macro.S
@@ -4,7 +4,7 @@
  * Debugging macro include header spear3xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar<viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index 4a95b9453c2a..ce19113ca791 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -4,7 +4,7 @@
  * SPEAr3XX machine family generic header file
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar<viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/gpio.h b/arch/arm/mach-spear3xx/include/mach/gpio.h
index 451b2081bfc9..2ac74c6db7f1 100644
--- a/arch/arm/mach-spear3xx/include/mach/gpio.h
+++ b/arch/arm/mach-spear3xx/include/mach/gpio.h
@@ -4,7 +4,7 @@
  * GPIO macros for SPEAr3xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar<viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/irqs.h b/arch/arm/mach-spear3xx/include/mach/irqs.h
index 51bd62a0254c..803de76f5f36 100644
--- a/arch/arm/mach-spear3xx/include/mach/irqs.h
+++ b/arch/arm/mach-spear3xx/include/mach/irqs.h
@@ -4,7 +4,7 @@
  * IRQ helper macros for SPEAr3xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/misc_regs.h b/arch/arm/mach-spear3xx/include/mach/misc_regs.h
index 18e2ac576f25..6309bf68d6f8 100644
--- a/arch/arm/mach-spear3xx/include/mach/misc_regs.h
+++ b/arch/arm/mach-spear3xx/include/mach/misc_regs.h
@@ -4,7 +4,7 @@
  * Miscellaneous registers definitions for SPEAr3xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/spear.h b/arch/arm/mach-spear3xx/include/mach/spear.h
index 51eb953148a9..8cca95193d4d 100644
--- a/arch/arm/mach-spear3xx/include/mach/spear.h
+++ b/arch/arm/mach-spear3xx/include/mach/spear.h
@@ -4,7 +4,7 @@
  * SPEAr3xx Machine family specific definition
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/timex.h b/arch/arm/mach-spear3xx/include/mach/timex.h
index a38cc9de876f..9f5d08bd0c44 100644
--- a/arch/arm/mach-spear3xx/include/mach/timex.h
+++ b/arch/arm/mach-spear3xx/include/mach/timex.h
@@ -4,7 +4,7 @@
  * SPEAr3XX machine family specific timex definitions
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/include/mach/uncompress.h b/arch/arm/mach-spear3xx/include/mach/uncompress.h
index 53ba8bbc0dfa..b909b011f7c8 100644
--- a/arch/arm/mach-spear3xx/include/mach/uncompress.h
+++ b/arch/arm/mach-spear3xx/include/mach/uncompress.h
@@ -4,7 +4,7 @@
  * Serial port stubs for kernel decompress status messages
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index f74a05bdb829..0f882ecb7d81 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -4,7 +4,7 @@
  * SPEAr300 machine source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index 84dfb0900747..bbcf4571d361 100644
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -4,7 +4,7 @@
  * SPEAr310 machine source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index a88fa841d29d..88d483bcd66a 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -4,7 +4,7 @@
  * SPEAr320 machine source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c
index f22419ed74a8..0f41bd1c47c3 100644
--- a/arch/arm/mach-spear3xx/spear3xx.c
+++ b/arch/arm/mach-spear3xx/spear3xx.c
@@ -4,7 +4,7 @@
  * SPEAr3XX machines common source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear6xx/include/mach/gpio.h b/arch/arm/mach-spear6xx/include/mach/gpio.h
index 3a789dbb69f7..d42cefc0356d 100644
--- a/arch/arm/mach-spear6xx/include/mach/gpio.h
+++ b/arch/arm/mach-spear6xx/include/mach/gpio.h
@@ -4,7 +4,7 @@
  * GPIO macros for SPEAr6xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear6xx/include/mach/misc_regs.h b/arch/arm/mach-spear6xx/include/mach/misc_regs.h
index 179e45774b3a..c34acc201d34 100644
--- a/arch/arm/mach-spear6xx/include/mach/misc_regs.h
+++ b/arch/arm/mach-spear6xx/include/mach/misc_regs.h
@@ -4,7 +4,7 @@
  * Miscellaneous registers definitions for SPEAr6xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-tegra/reset.c b/arch/arm/mach-tegra/reset.c
index 4d6a2ee99c3b..5beb7ebe2948 100644
--- a/arch/arm/mach-tegra/reset.c
+++ b/arch/arm/mach-tegra/reset.c
@@ -33,7 +33,7 @@
 
 static bool is_enabled;
 
-static void tegra_cpu_reset_handler_enable(void)
+static void __init tegra_cpu_reset_handler_enable(void)
 {
         void __iomem *iram_base = IO_ADDRESS(TEGRA_IRAM_RESET_BASE);
         void __iomem *evp_cpu_reset =
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 9c74ac545849..1509a3cb5833 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -580,43 +580,12 @@ static void ux500_uart0_reset(void)
         udelay(1);
 }
 
-/* This needs to be referenced by callbacks */
-struct pinctrl *u0_p;
-struct pinctrl_state *u0_def;
-struct pinctrl_state *u0_sleep;
-
-static void ux500_uart0_init(void)
-{
-        int ret;
-
-        if (IS_ERR(u0_p) || IS_ERR(u0_def))
-                return;
-
-        ret = pinctrl_select_state(u0_p, u0_def);
-        if (ret)
-                pr_err("could not set UART0 defstate\n");
-}
-
-static void ux500_uart0_exit(void)
-{
-        int ret;
-
-        if (IS_ERR(u0_p) || IS_ERR(u0_sleep))
-                return;
-
-        ret = pinctrl_select_state(u0_p, u0_sleep);
-        if (ret)
-                pr_err("could not set UART0 idlestate\n");
-}
-
 static struct amba_pl011_data uart0_plat = {
 #ifdef CONFIG_STE_DMA40
         .dma_filter = stedma40_filter,
         .dma_rx_param = &uart0_dma_cfg_rx,
         .dma_tx_param = &uart0_dma_cfg_tx,
 #endif
-        .init = ux500_uart0_init,
-        .exit = ux500_uart0_exit,
         .reset = ux500_uart0_reset,
 };
 
@@ -638,28 +607,7 @@ static struct amba_pl011_data uart2_plat = {
 
 static void __init mop500_uart_init(struct device *parent)
 {
-        struct amba_device *uart0_device;
-
-        uart0_device = db8500_add_uart0(parent, &uart0_plat);
-        if (uart0_device) {
-                u0_p = pinctrl_get(&uart0_device->dev);
-                if (IS_ERR(u0_p))
-                        dev_err(&uart0_device->dev,
-                                "could not get UART0 pinctrl\n");
-                else {
-                        u0_def = pinctrl_lookup_state(u0_p,
-                                                      PINCTRL_STATE_DEFAULT);
-                        if (IS_ERR(u0_def)) {
-                                dev_err(&uart0_device->dev,
-                                        "could not get UART0 defstate\n");
-                        }
-                        u0_sleep = pinctrl_lookup_state(u0_p,
-                                                        PINCTRL_STATE_SLEEP);
-                        if (IS_ERR(u0_sleep))
-                                dev_err(&uart0_device->dev,
-                                        "could not get UART0 idlestate\n");
-                }
-        }
+        db8500_add_uart0(parent, &uart0_plat);
         db8500_add_uart1(parent, &uart1_plat);
         db8500_add_uart2(parent, &uart2_plat);
 }
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index cf4687ee2a7b..cd8ea3588f93 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -169,26 +169,13 @@ static struct map_desc versatile_io_desc[] __initdata = {
                 .pfn            = __phys_to_pfn(VERSATILE_PCI_CFG_BASE),
                 .length         = VERSATILE_PCI_CFG_BASE_SIZE,
                 .type           = MT_DEVICE
-        },
-#if 0
-        {
-                .virtual        =  VERSATILE_PCI_VIRT_MEM_BASE0,
-                .pfn            = __phys_to_pfn(VERSATILE_PCI_MEM_BASE0),
-                .length         = SZ_16M,
-                .type           = MT_DEVICE
         }, {
-                .virtual        =  VERSATILE_PCI_VIRT_MEM_BASE1,
-                .pfn            = __phys_to_pfn(VERSATILE_PCI_MEM_BASE1),
-                .length         = SZ_16M,
-                .type           = MT_DEVICE
-        }, {
-                .virtual        =  VERSATILE_PCI_VIRT_MEM_BASE2,
-                .pfn            = __phys_to_pfn(VERSATILE_PCI_MEM_BASE2),
-                .length         = SZ_16M,
+                .virtual        =  (unsigned long)VERSATILE_PCI_VIRT_MEM_BASE0,
+                .pfn            = __phys_to_pfn(VERSATILE_PCI_MEM_BASE0),
+                .length         = IO_SPACE_LIMIT,
                 .type           = MT_DEVICE
         },
 #endif
-#endif
 };
 
 void __init versatile_map_io(void)
diff --git a/arch/arm/mach-versatile/include/mach/hardware.h b/arch/arm/mach-versatile/include/mach/hardware.h
index 4d4973dd8fba..408e58da46c6 100644
--- a/arch/arm/mach-versatile/include/mach/hardware.h
+++ b/arch/arm/mach-versatile/include/mach/hardware.h
@@ -29,8 +29,9 @@
  */
 #define VERSATILE_PCI_VIRT_BASE         (void __iomem *)0xe8000000ul
 #define VERSATILE_PCI_CFG_VIRT_BASE     (void __iomem *)0xe9000000ul
+#define VERSATILE_PCI_VIRT_MEM_BASE0    (void __iomem *)PCIO_BASE
 
-/* macro to get at IO space when running virtually */
+/* macro to get at MMIO space when running virtually */
 #define IO_ADDRESS(x)           (((x) & 0x0fffffff) + (((x) >> 4) & 0x0f000000) + 0xf0000000)
 
 #define __io_address(n)         ((void __iomem __force *)IO_ADDRESS(n))
diff --git a/arch/arm/mach-versatile/include/mach/io.h b/arch/arm/mach-versatile/include/mach/io.h
new file mode 100644
index 000000000000..0406513be7d8
--- /dev/null
+++ b/arch/arm/mach-versatile/include/mach/io.h
@@ -0,0 +1,27 @@
+/*
+ *  arch/arm/mach-versatile/include/mach/io.h
+ *
+ *  Copyright (C) 2003 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#define PCIO_BASE       0xeb000000ul
+
+#define __io(a)         ((a) + PCIO_BASE)
+
+#endif
diff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c
index 15c6a00000ec..bec933b04ef0 100644
--- a/arch/arm/mach-versatile/pci.c
+++ b/arch/arm/mach-versatile/pci.c
@@ -169,11 +169,18 @@ static struct pci_ops pci_versatile_ops = {
         .write  = versatile_write_config,
 };
 
+static struct resource io_port = {
+        .name   = "PCI",
+        .start  = 0,
+        .end    = IO_SPACE_LIMIT,
+        .flags  = IORESOURCE_IO,
+};
+
 static struct resource io_mem = {
         .name   = "PCI I/O space",
         .start  = VERSATILE_PCI_MEM_BASE0,
         .end    = VERSATILE_PCI_MEM_BASE0+VERSATILE_PCI_MEM_BASE0_SIZE-1,
-        .flags  = IORESOURCE_IO,
+        .flags  = IORESOURCE_MEM,
 };
 
 static struct resource non_mem = {
@@ -200,6 +207,12 @@ static int __init pci_versatile_setup_resources(struct pci_sys_data *sys)
                        "memory region (%d)\n", ret);
                 goto out;
         }
+        ret = request_resource(&ioport_resource, &io_port);
+        if (ret) {
+                printk(KERN_ERR "PCI: unable to allocate I/O "
+                       "port region (%d)\n", ret);
+                goto out;
+        }
         ret = request_resource(&iomem_resource, &non_mem);
         if (ret) {
                 printk(KERN_ERR "PCI: unable to allocate non-prefetchable "
@@ -218,7 +231,7 @@ static int __init pci_versatile_setup_resources(struct pci_sys_data *sys)
          * the mem resource for this bus
          * the prefetch mem resource for this bus
          */
-        pci_add_resource_offset(&sys->resources, &io_mem, sys->io_offset);
+        pci_add_resource_offset(&sys->resources, &io_port, sys->io_offset);
         pci_add_resource_offset(&sys->resources, &non_mem, sys->mem_offset);
         pci_add_resource_offset(&sys->resources, &pre_mem, sys->mem_offset);
 
@@ -249,6 +262,7 @@ int __init pci_versatile_setup(int nr, struct pci_sys_data *sys)
 
         if (nr == 0) {
                 sys->mem_offset = 0;
+                sys->io_offset = 0;
                 ret = pci_versatile_setup_resources(sys);
                 if (ret < 0) {
                         printk("pci_versatile_setup: resources... oops?\n");
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index 62135849f48b..c641fb685017 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -762,6 +762,11 @@ b_epilogue:
                         update_on_xread(ctx);
                         emit(ARM_MOV_R(r_A, r_X), ctx);
                         break;
+                case BPF_S_ANC_ALU_XOR_X:
+                        /* A ^= X */
+                        update_on_xread(ctx);
+                        emit(ARM_EOR_R(r_A, r_A, r_X), ctx);
+                        break;
                 case BPF_S_ANC_PROTOCOL:
                         /* A = ntohs(skb->protocol) */
                         ctx->seen |= SEEN_SKB;
diff --git a/arch/arm/net/bpf_jit_32.h b/arch/arm/net/bpf_jit_32.h
index 99ae5e3f46d2..7fa2f7d3cb90 100644
--- a/arch/arm/net/bpf_jit_32.h
+++ b/arch/arm/net/bpf_jit_32.h
@@ -68,6 +68,8 @@
 #define ARM_INST_CMP_R          0x01500000
 #define ARM_INST_CMP_I          0x03500000
 
+#define ARM_INST_EOR_R          0x00200000
+
 #define ARM_INST_LDRB_I         0x05d00000
 #define ARM_INST_LDRB_R         0x07d00000
 #define ARM_INST_LDRH_I         0x01d000b0
@@ -132,6 +134,8 @@
 #define ARM_CMP_R(rn, rm)       _AL3_R(ARM_INST_CMP, 0, rn, rm)
 #define ARM_CMP_I(rn, imm)      _AL3_I(ARM_INST_CMP, 0, rn, imm)
 
+#define ARM_EOR_R(rd, rn, rm)   _AL3_R(ARM_INST_EOR, rd, rn, rm)
+
 #define ARM_LDR_I(rt, rn, off)  (ARM_INST_LDR_I | (rt) << 12 | (rn) << 16 \
                                  | (off))
 #define ARM_LDRB_I(rt, rn, off) (ARM_INST_LDRB_I | (rt) << 12 | (rn) << 16 \
diff --git a/arch/arm/plat-mxc/epit.c b/arch/arm/plat-mxc/epit.c
index 9129c9e7d532..88726f4dbbfa 100644
--- a/arch/arm/plat-mxc/epit.c
+++ b/arch/arm/plat-mxc/epit.c
@@ -50,6 +50,7 @@
 #include <linux/irq.h>
 #include <linux/clockchips.h>
 #include <linux/clk.h>
+#include <linux/err.h>
 
 #include <mach/hardware.h>
 #include <asm/mach/time.h>
@@ -201,8 +202,16 @@ static int __init epit_clockevent_init(struct clk *timer_clk)
         return 0;
 }
 
-void __init epit_timer_init(struct clk *timer_clk, void __iomem *base, int irq)
+void __init epit_timer_init(void __iomem *base, int irq)
 {
+        struct clk *timer_clk;
+
+        timer_clk = clk_get_sys("imx-epit.0", NULL);
+        if (IS_ERR(timer_clk)) {
+                pr_err("i.MX epit: unable to get clk\n");
+                return;
+        }
+
         clk_prepare_enable(timer_clk);
 
         timer_base = base;
diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h
index cf663d84e7c1..e429ca1b814a 100644
--- a/arch/arm/plat-mxc/include/mach/common.h
+++ b/arch/arm/plat-mxc/include/mach/common.h
@@ -54,8 +54,8 @@ extern void imx50_soc_init(void);
 extern void imx51_soc_init(void);
 extern void imx53_soc_init(void);
 extern void imx51_init_late(void);
-extern void epit_timer_init(struct clk *timer_clk, void __iomem *base, int irq);
-extern void mxc_timer_init(struct clk *timer_clk, void __iomem *, int);
+extern void epit_timer_init(void __iomem *base, int irq);
+extern void mxc_timer_init(void __iomem *, int);
 extern int mx1_clocks_init(unsigned long fref);
 extern int mx21_clocks_init(unsigned long lref, unsigned long fref);
 extern int mx25_clocks_init(void);
diff --git a/arch/arm/plat-mxc/time.c b/arch/arm/plat-mxc/time.c
index 99f958ca6cb8..00e8e659e667 100644
--- a/arch/arm/plat-mxc/time.c
+++ b/arch/arm/plat-mxc/time.c
@@ -58,6 +58,7 @@
 /* MX31, MX35, MX25, MX5 */
 #define V2_TCTL_WAITEN          (1 << 3) /* Wait enable mode */
 #define V2_TCTL_CLK_IPG         (1 << 6)
+#define V2_TCTL_CLK_PER         (2 << 6)
 #define V2_TCTL_FRR             (1 << 9)
 #define V2_IR                   0x0c
 #define V2_TSTAT                0x08
@@ -280,23 +281,22 @@ static int __init mxc_clockevent_init(struct clk *timer_clk)
         return 0;
 }
 
-void __init mxc_timer_init(struct clk *timer_clk, void __iomem *base, int irq)
+void __init mxc_timer_init(void __iomem *base, int irq)
 {
         uint32_t tctl_val;
+        struct clk *timer_clk;
         struct clk *timer_ipg_clk;
 
-        if (!timer_clk) {
-                timer_clk = clk_get_sys("imx-gpt.0", "per");
-                if (IS_ERR(timer_clk)) {
-                        pr_err("i.MX timer: unable to get clk\n");
-                        return;
-                }
-
-                timer_ipg_clk = clk_get_sys("imx-gpt.0", "ipg");
-                if (!IS_ERR(timer_ipg_clk))
-                        clk_prepare_enable(timer_ipg_clk);
+        timer_clk = clk_get_sys("imx-gpt.0", "per");
+        if (IS_ERR(timer_clk)) {
+                pr_err("i.MX timer: unable to get clk\n");
+                return;
         }
 
+        timer_ipg_clk = clk_get_sys("imx-gpt.0", "ipg");
+        if (!IS_ERR(timer_ipg_clk))
+                clk_prepare_enable(timer_ipg_clk);
+
         clk_prepare_enable(timer_clk);
 
         timer_base = base;
@@ -309,7 +309,7 @@ void __init mxc_timer_init(struct clk *timer_clk, void __iomem *base, int irq)
         __raw_writel(0, timer_base + MXC_TPRER); /* see datasheet note */
 
         if (timer_is_v2())
-                tctl_val = V2_TCTL_CLK_IPG | V2_TCTL_FRR | V2_TCTL_WAITEN | MXC_TCTL_TEN;
+                tctl_val = V2_TCTL_CLK_PER | V2_TCTL_FRR | V2_TCTL_WAITEN | MXC_TCTL_TEN;
         else
                 tctl_val = MX1_2_TCTL_FRR | MX1_2_TCTL_CLK_PCLK1 | MXC_TCTL_TEN;
 
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 62ec5c452792..706b7e29397f 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -461,6 +461,7 @@ static int clk_dbg_show_summary(struct seq_file *s, void *unused)
         struct clk *c;
         struct clk *pa;
 
+        mutex_lock(&clocks_mutex);
         seq_printf(s, "%-30s %-30s %-10s %s\n",
                 "clock-name", "parent-name", "rate", "use-count");
 
@@ -469,6 +470,7 @@ static int clk_dbg_show_summary(struct seq_file *s, void *unused)
                 seq_printf(s, "%-30s %-30s %-10lu %d\n",
                         c->name, pa ? pa->name : "none", c->rate, c->usecount);
         }
+        mutex_unlock(&clocks_mutex);
 
         return 0;
 }
diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h
index 297245dba66e..de6c0a08f461 100644
--- a/arch/arm/plat-omap/include/plat/cpu.h
+++ b/arch/arm/plat-omap/include/plat/cpu.h
@@ -252,8 +252,6 @@ IS_AM_SUBCLASS(335x, 0x335)
  * cpu_is_omap2423():   True for OMAP2423
  * cpu_is_omap2430():   True for OMAP2430
  * cpu_is_omap3430():   True for OMAP3430
- * cpu_is_omap3505():   True for OMAP3505
- * cpu_is_omap3517():   True for OMAP3517
  */
 #define GET_OMAP_TYPE   ((omap_rev() >> 16) & 0xffff)
 
@@ -277,8 +275,6 @@ IS_OMAP_TYPE(2422, 0x2422)
 IS_OMAP_TYPE(2423, 0x2423)
 IS_OMAP_TYPE(2430, 0x2430)
 IS_OMAP_TYPE(3430, 0x3430)
-IS_OMAP_TYPE(3505, 0x3517)
-IS_OMAP_TYPE(3517, 0x3517)
 
 #define cpu_is_omap310()                0
 #define cpu_is_omap730()                0
@@ -293,12 +289,6 @@ IS_OMAP_TYPE(3517, 0x3517)
 #define cpu_is_omap2422()               0
 #define cpu_is_omap2423()               0
 #define cpu_is_omap2430()               0
-#define cpu_is_omap3503()               0
-#define cpu_is_omap3515()               0
-#define cpu_is_omap3525()               0
-#define cpu_is_omap3530()               0
-#define cpu_is_omap3505()               0
-#define cpu_is_omap3517()               0
 #define cpu_is_omap3430()               0
 #define cpu_is_omap3630()               0
 
@@ -350,12 +340,6 @@ IS_OMAP_TYPE(3517, 0x3517)
 
 #if defined(CONFIG_ARCH_OMAP3)
 # undef cpu_is_omap3430
-# undef cpu_is_omap3503
-# undef cpu_is_omap3515
-# undef cpu_is_omap3525
-# undef cpu_is_omap3530
-# undef cpu_is_omap3505
-# undef cpu_is_omap3517
 # undef cpu_is_ti81xx
 # undef cpu_is_ti816x
 # undef cpu_is_ti814x
@@ -363,19 +347,6 @@ IS_OMAP_TYPE(3517, 0x3517)
 # undef cpu_is_am33xx
 # undef cpu_is_am335x
 # define cpu_is_omap3430()              is_omap3430()
-# define cpu_is_omap3503()              (cpu_is_omap3430() &&           \
-                                                (!omap3_has_iva()) &&   \
-                                                (!omap3_has_sgx()))
-# define cpu_is_omap3515()              (cpu_is_omap3430() &&           \
-                                                (!omap3_has_iva()) &&   \
-                                                (omap3_has_sgx()))
-# define cpu_is_omap3525()              (cpu_is_omap3430() &&           \
-                                                (!omap3_has_sgx()) &&   \
-                                                (omap3_has_iva()))
-# define cpu_is_omap3530()              (cpu_is_omap3430())
-# define cpu_is_omap3517()              is_omap3517()
-# define cpu_is_omap3505()              (cpu_is_omap3517() &&           \
-                                                !omap3_has_sgx())
 # undef cpu_is_omap3630
 # define cpu_is_omap3630()              is_omap363x()
 # define cpu_is_ti81xx()                is_ti81xx()
@@ -424,10 +395,6 @@ IS_OMAP_TYPE(3517, 0x3517)
 #define OMAP3630_REV_ES1_1      (OMAP363X_CLASS | (0x1 << 8))
 #define OMAP3630_REV_ES1_2      (OMAP363X_CLASS | (0x2 << 8))
 
-#define OMAP3517_CLASS          0x35170034
-#define OMAP3517_REV_ES1_0      OMAP3517_CLASS
-#define OMAP3517_REV_ES1_1      (OMAP3517_CLASS | (0x1 << 8))
-
 #define TI816X_CLASS            0x81600034
 #define TI8168_REV_ES1_0        TI816X_CLASS
 #define TI8168_REV_ES1_1        (TI816X_CLASS | (0x1 << 8))
diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h
index a7754a886d42..5493bd95da5e 100644
--- a/arch/arm/plat-omap/include/plat/mmc.h
+++ b/arch/arm/plat-omap/include/plat/mmc.h
@@ -172,8 +172,7 @@ struct omap_mmc_platform_data {
 extern void omap_mmc_notify_cover_event(struct device *dev, int slot,
                                         int is_closed);
 
-#if     defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \
-        defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
 void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data,
                                 int nr_controllers);
 void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data);
@@ -185,7 +184,6 @@ static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data,
 static inline void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
 {
 }
-
 #endif
 
 extern int omap_msdi_reset(struct omap_hwmod *oh);
diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
index 61fd837624a8..c1793786aea9 100644
--- a/arch/arm/plat-orion/common.c
+++ b/arch/arm/plat-orion/common.c
@@ -582,7 +582,7 @@ void __init orion_spi_1_init(unsigned long mapbase)
  * Watchdog
  ****************************************************************************/
 static struct resource orion_wdt_resource =
-                DEFINE_RES_MEM(TIMER_VIRT_BASE, 0x28);
+                DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x28);
 
 static struct platform_device orion_wdt_device = {
         .name           = "orion_wdt",
diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c
index 58b79809d20c..584c9bf8ed2d 100644
--- a/arch/arm/plat-pxa/ssp.c
+++ b/arch/arm/plat-pxa/ssp.c
@@ -193,6 +193,7 @@ static const struct platform_device_id ssp_id_table[] = {
         { "pxa25x-nssp",        PXA25x_NSSP },
         { "pxa27x-ssp",         PXA27x_SSP },
         { "pxa168-ssp",         PXA168_SSP },
+        { "pxa910-ssp",         PXA910_SSP },
         { },
 };
 
diff --git a/arch/arm/plat-spear/include/plat/debug-macro.S b/arch/arm/plat-spear/include/plat/debug-macro.S
index ab3de721c5db..75b05ad0fbad 100644
--- a/arch/arm/plat-spear/include/plat/debug-macro.S
+++ b/arch/arm/plat-spear/include/plat/debug-macro.S
@@ -4,7 +4,7 @@
  * Debugging macro include header for spear platform
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/include/plat/pl080.h b/arch/arm/plat-spear/include/plat/pl080.h
index e14a3e4932f9..2bc6b54460a8 100644
--- a/arch/arm/plat-spear/include/plat/pl080.h
+++ b/arch/arm/plat-spear/include/plat/pl080.h
@@ -4,7 +4,7 @@
  * DMAC pl080 definitions for SPEAr platform
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/include/plat/shirq.h b/arch/arm/plat-spear/include/plat/shirq.h
index 03ed8b585dcf..88a7fbd24793 100644
--- a/arch/arm/plat-spear/include/plat/shirq.h
+++ b/arch/arm/plat-spear/include/plat/shirq.h
@@ -4,7 +4,7 @@
  * SPEAr platform shared irq layer header file
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/include/plat/timex.h b/arch/arm/plat-spear/include/plat/timex.h
index 914d09dd50fd..ef95e5b780bd 100644
--- a/arch/arm/plat-spear/include/plat/timex.h
+++ b/arch/arm/plat-spear/include/plat/timex.h
@@ -4,7 +4,7 @@
  * SPEAr platform specific timex definitions
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/include/plat/uncompress.h b/arch/arm/plat-spear/include/plat/uncompress.h
index 6dd455bafdfd..2ce6cb17a98b 100644
--- a/arch/arm/plat-spear/include/plat/uncompress.h
+++ b/arch/arm/plat-spear/include/plat/uncompress.h
@@ -4,7 +4,7 @@
  * Serial port stubs for kernel decompress status messages
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/pl080.c b/arch/arm/plat-spear/pl080.c
index a56a067717c1..12cf27f935f9 100644
--- a/arch/arm/plat-spear/pl080.c
+++ b/arch/arm/plat-spear/pl080.c
@@ -4,7 +4,7 @@
  * DMAC pl080 definitions for SPEAr platform
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/restart.c b/arch/arm/plat-spear/restart.c
index ea0a61302b7e..4f990115b1bd 100644
--- a/arch/arm/plat-spear/restart.c
+++ b/arch/arm/plat-spear/restart.c
@@ -4,7 +4,7 @@
  * SPEAr platform specific restart functions
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/plat-spear/shirq.c b/arch/arm/plat-spear/shirq.c
index 961fb7261243..853e891e1184 100644
--- a/arch/arm/plat-spear/shirq.c
+++ b/arch/arm/plat-spear/shirq.c
@@ -4,7 +4,7 @@
  * SPEAr platform shared irq layer source file
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/h8300/kernel/setup.c b/arch/h8300/kernel/setup.c
index 68d651081bd3..d0b1607f2711 100644
--- a/arch/h8300/kernel/setup.c
+++ b/arch/h8300/kernel/setup.c
@@ -35,6 +35,7 @@
 #include <asm/setup.h>
 #include <asm/irq.h>
 #include <asm/pgtable.h>
+#include <asm/sections.h>
 
 #if defined(__H8300H__)
 #define CPU "H8/300H"
@@ -54,7 +55,6 @@ unsigned long memory_end;
 
 char __initdata command_line[COMMAND_LINE_SIZE];
 
-extern int _stext, _etext, _sdata, _edata, _sbss, _ebss, _end;
 extern int _ramstart, _ramend;
 extern char _target_name[];
 extern void h8300_gpio_init(void);
@@ -119,9 +119,9 @@ void __init setup_arch(char **cmdline_p)
             memory_end = CONFIG_BLKDEV_RESERVE_ADDRESS; 
 #endif
 
-        init_mm.start_code = (unsigned long) &_stext;
-        init_mm.end_code = (unsigned long) &_etext;
-        init_mm.end_data = (unsigned long) &_edata;
+        init_mm.start_code = (unsigned long) _stext;
+        init_mm.end_code = (unsigned long) _etext;
+        init_mm.end_data = (unsigned long) _edata;
         init_mm.brk = (unsigned long) 0; 
 
 #if (defined(CONFIG_H8300H_SIM) || defined(CONFIG_H8S_SIM)) && defined(CONFIG_GDB_MAGICPRINT)
@@ -134,15 +134,12 @@ void __init setup_arch(char **cmdline_p)
         printk(KERN_INFO "H8/300 series support by Yoshinori Sato <ysato@users.sourceforge.jp>\n");
 
 #ifdef DEBUG
-        printk(KERN_DEBUG "KERNEL -> TEXT=0x%06x-0x%06x DATA=0x%06x-0x%06x "
-                "BSS=0x%06x-0x%06x\n", (int) &_stext, (int) &_etext,
-                (int) &_sdata, (int) &_edata,
-                (int) &_sbss, (int) &_ebss);
-        printk(KERN_DEBUG "KERNEL -> ROMFS=0x%06x-0x%06x MEM=0x%06x-0x%06x "
-                "STACK=0x%06x-0x%06x\n",
-               (int) &_ebss, (int) memory_start,
-                (int) memory_start, (int) memory_end,
-                (int) memory_end, (int) &_ramend);
+        printk(KERN_DEBUG "KERNEL -> TEXT=0x%p-0x%p DATA=0x%p-0x%p "
+                "BSS=0x%p-0x%p\n", _stext, _etext, _sdata, _edata, __bss_start,
+                __bss_stop);
+        printk(KERN_DEBUG "KERNEL -> ROMFS=0x%p-0x%06lx MEM=0x%06lx-0x%06lx "
+                "STACK=0x%06lx-0x%p\n", __bss_stop, memory_start, memory_start,
+                memory_end, memory_end, &_ramend);
 #endif
 
 #ifdef CONFIG_DEFAULT_CMDLINE
diff --git a/arch/h8300/mm/init.c b/arch/h8300/mm/init.c
index 973369c32a95..981e25094b1a 100644
--- a/arch/h8300/mm/init.c
+++ b/arch/h8300/mm/init.c
@@ -36,6 +36,7 @@
 #include <asm/segment.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
+#include <asm/sections.h>
 
 #undef DEBUG
 
@@ -123,7 +124,6 @@ void __init mem_init(void)
         int codek = 0, datak = 0, initk = 0;
         /* DAVIDM look at setup memory map generically with reserved area */
         unsigned long tmp;
-        extern char _etext, _stext, _sdata, _ebss, __init_begin, __init_end;
         extern unsigned long  _ramend, _ramstart;
         unsigned long len = &_ramend - &_ramstart;
         unsigned long start_mem = memory_start; /* DAVIDM - these must start at end of kernel */
@@ -142,9 +142,9 @@ void __init mem_init(void)
         /* this will put all memory onto the freelists */
         totalram_pages = free_all_bootmem();
 
-        codek = (&_etext - &_stext) >> 10;
-        datak = (&_ebss - &_sdata) >> 10;
-        initk = (&__init_begin - &__init_end) >> 10;
+        codek = (_etext - _stext) >> 10;
+        datak = (__bss_stop - _sdata) >> 10;
+        initk = (__init_begin - __init_end) >> 10;
 
         tmp = nr_free_pages() << PAGE_SHIFT;
         printk(KERN_INFO "Memory available: %luk/%luk RAM, %luk/%luk ROM (%dk kernel code, %dk data)\n",
@@ -178,22 +178,21 @@ free_initmem(void)
 {
 #ifdef CONFIG_RAMKERNEL
         unsigned long addr;
-        extern char __init_begin, __init_end;
 /*
  *      the following code should be cool even if these sections
  *      are not page aligned.
  */
-        addr = PAGE_ALIGN((unsigned long)(&__init_begin));
+        addr = PAGE_ALIGN((unsigned long)(__init_begin));
         /* next to check that the page we free is not a partial page */
-        for (; addr + PAGE_SIZE < (unsigned long)(&__init_end); addr +=PAGE_SIZE) {
+        for (; addr + PAGE_SIZE < (unsigned long)__init_end; addr +=PAGE_SIZE) {
                 ClearPageReserved(virt_to_page(addr));
                 init_page_count(virt_to_page(addr));
                 free_page(addr);
                 totalram_pages++;
         }
         printk(KERN_INFO "Freeing unused kernel memory: %ldk freed (0x%x - 0x%x)\n",
-                        (addr - PAGE_ALIGN((long) &__init_begin)) >> 10,
-                        (int)(PAGE_ALIGN((unsigned long)(&__init_begin))),
+                        (addr - PAGE_ALIGN((long) __init_begin)) >> 10,
+                        (int)(PAGE_ALIGN((unsigned long)__init_begin)),
                         (int)(addr - PAGE_SIZE));
 #endif
 }
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index c6af1d623839..3abe1b86e583 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -268,24 +268,45 @@ static unsigned long do_h_register_vpa(struct kvm_vcpu *vcpu,
         return err;
 }
 
-static void kvmppc_update_vpa(struct kvm *kvm, struct kvmppc_vpa *vpap)
+static void kvmppc_update_vpa(struct kvm_vcpu *vcpu, struct kvmppc_vpa *vpap)
 {
+        struct kvm *kvm = vcpu->kvm;
         void *va;
         unsigned long nb;
+        unsigned long gpa;
 
-        vpap->update_pending = 0;
-        va = NULL;
-        if (vpap->next_gpa) {
-                va = kvmppc_pin_guest_page(kvm, vpap->next_gpa, &nb);
-                if (nb < vpap->len) {
-                        /*
-                         * If it's now too short, it must be that userspace
-                         * has changed the mappings underlying guest memory,
-                         * so unregister the region.
-                         */
+        /*
+         * We need to pin the page pointed to by vpap->next_gpa,
+         * but we can't call kvmppc_pin_guest_page under the lock
+         * as it does get_user_pages() and down_read().  So we
+         * have to drop the lock, pin the page, then get the lock
+         * again and check that a new area didn't get registered
+         * in the meantime.
+         */
+        for (;;) {
+                gpa = vpap->next_gpa;
+                spin_unlock(&vcpu->arch.vpa_update_lock);
+                va = NULL;
+                nb = 0;
+                if (gpa)
+                        va = kvmppc_pin_guest_page(kvm, vpap->next_gpa, &nb);
+                spin_lock(&vcpu->arch.vpa_update_lock);
+                if (gpa == vpap->next_gpa)
+                        break;
+                /* sigh... unpin that one and try again */
+                if (va)
                         kvmppc_unpin_guest_page(kvm, va);
-                        va = NULL;
-                }
+        }
+
+        vpap->update_pending = 0;
+        if (va && nb < vpap->len) {
+                /*
+                 * If it's now too short, it must be that userspace
+                 * has changed the mappings underlying guest memory,
+                 * so unregister the region.
+                 */
+                kvmppc_unpin_guest_page(kvm, va);
+                va = NULL;
         }
         if (vpap->pinned_addr)
                 kvmppc_unpin_guest_page(kvm, vpap->pinned_addr);
@@ -296,20 +317,18 @@ static void kvmppc_update_vpa(struct kvm *kvm, struct kvmppc_vpa *vpap)
 
 static void kvmppc_update_vpas(struct kvm_vcpu *vcpu)
 {
-        struct kvm *kvm = vcpu->kvm;
-
         spin_lock(&vcpu->arch.vpa_update_lock);
         if (vcpu->arch.vpa.update_pending) {
-                kvmppc_update_vpa(kvm, &vcpu->arch.vpa);
+                kvmppc_update_vpa(vcpu, &vcpu->arch.vpa);
                 init_vpa(vcpu, vcpu->arch.vpa.pinned_addr);
         }
         if (vcpu->arch.dtl.update_pending) {
-                kvmppc_update_vpa(kvm, &vcpu->arch.dtl);
+                kvmppc_update_vpa(vcpu, &vcpu->arch.dtl);
                 vcpu->arch.dtl_ptr = vcpu->arch.dtl.pinned_addr;
                 vcpu->arch.dtl_index = 0;
         }
         if (vcpu->arch.slb_shadow.update_pending)
-                kvmppc_update_vpa(kvm, &vcpu->arch.slb_shadow);
+                kvmppc_update_vpa(vcpu, &vcpu->arch.slb_shadow);
         spin_unlock(&vcpu->arch.vpa_update_lock);
 }
 
@@ -800,12 +819,39 @@ static int kvmppc_run_core(struct kvmppc_vcore *vc)
         struct kvm_vcpu *vcpu, *vcpu0, *vnext;
         long ret;
         u64 now;
-        int ptid, i;
+        int ptid, i, need_vpa_update;
 
         /* don't start if any threads have a signal pending */
-        list_for_each_entry(vcpu, &vc->runnable_threads, arch.run_list)
+        need_vpa_update = 0;
+        list_for_each_entry(vcpu, &vc->runnable_threads, arch.run_list) {
                 if (signal_pending(vcpu->arch.run_task))
                         return 0;
+                need_vpa_update |= vcpu->arch.vpa.update_pending |
+                        vcpu->arch.slb_shadow.update_pending |
+                        vcpu->arch.dtl.update_pending;
+        }
+
+        /*
+         * Initialize *vc, in particular vc->vcore_state, so we can
+         * drop the vcore lock if necessary.
+         */
+        vc->n_woken = 0;
+        vc->nap_count = 0;
+        vc->entry_exit_count = 0;
+        vc->vcore_state = VCORE_RUNNING;
+        vc->in_guest = 0;
+        vc->napping_threads = 0;
+
+        /*
+         * Updating any of the vpas requires calling kvmppc_pin_guest_page,
+         * which can't be called with any spinlocks held.
+         */
+        if (need_vpa_update) {
+                spin_unlock(&vc->lock);
+                list_for_each_entry(vcpu, &vc->runnable_threads, arch.run_list)
+                        kvmppc_update_vpas(vcpu);
+                spin_lock(&vc->lock);
+        }
 
         /*
          * Make sure we are running on thread 0, and that
@@ -838,20 +884,10 @@ static int kvmppc_run_core(struct kvmppc_vcore *vc)
                 if (vcpu->arch.ceded)
                         vcpu->arch.ptid = ptid++;
 
-        vc->n_woken = 0;
-        vc->nap_count = 0;
-        vc->entry_exit_count = 0;
-        vc->vcore_state = VCORE_RUNNING;
         vc->stolen_tb += mftb() - vc->preempt_tb;
-        vc->in_guest = 0;
         vc->pcpu = smp_processor_id();
-        vc->napping_threads = 0;
         list_for_each_entry(vcpu, &vc->runnable_threads, arch.run_list) {
                 kvmppc_start_thread(vcpu);
-                if (vcpu->arch.vpa.update_pending ||
-                    vcpu->arch.slb_shadow.update_pending ||
-                    vcpu->arch.dtl.update_pending)
-                        kvmppc_update_vpas(vcpu);
                 kvmppc_create_dtl_entry(vcpu, vc);
         }
         /* Grab any remaining hw threads so they can't go into the kernel */
diff --git a/arch/powerpc/platforms/pseries/nvram.c b/arch/powerpc/platforms/pseries/nvram.c
index 36f957f31842..8733a86ad52e 100644
--- a/arch/powerpc/platforms/pseries/nvram.c
+++ b/arch/powerpc/platforms/pseries/nvram.c
@@ -68,9 +68,7 @@ static const char *pseries_nvram_os_partitions[] = {
 };
 
 static void oops_to_nvram(struct kmsg_dumper *dumper,
-                enum kmsg_dump_reason reason,
-                const char *old_msgs, unsigned long old_len,
-                const char *new_msgs, unsigned long new_len);
+                          enum kmsg_dump_reason reason);
 
 static struct kmsg_dumper nvram_kmsg_dumper = {
         .dump = oops_to_nvram
@@ -504,28 +502,6 @@ int __init pSeries_nvram_init(void)
 }
 
 /*
- * Try to capture the last capture_len bytes of the printk buffer.  Return
- * the amount actually captured.
- */
-static size_t capture_last_msgs(const char *old_msgs, size_t old_len,
-                                const char *new_msgs, size_t new_len,
-                                char *captured, size_t capture_len)
-{
-        if (new_len >= capture_len) {
-                memcpy(captured, new_msgs + (new_len - capture_len),
-                                                                capture_len);
-                return capture_len;
-        } else {
-                /* Grab the end of old_msgs. */
-                size_t old_tail_len = min(old_len, capture_len - new_len);
-                memcpy(captured, old_msgs + (old_len - old_tail_len),
-                                                                old_tail_len);
-                memcpy(captured + old_tail_len, new_msgs, new_len);
-                return old_tail_len + new_len;
-        }
-}
-
-/*
  * Are we using the ibm,rtas-log for oops/panic reports?  And if so,
  * would logging this oops/panic overwrite an RTAS event that rtas_errd
  * hasn't had a chance to read and process?  Return 1 if so, else 0.
@@ -541,27 +517,6 @@ static int clobbering_unread_rtas_event(void)
                                                 NVRAM_RTAS_READ_TIMEOUT);
 }
 
-/* Squeeze out each line's <n> severity prefix. */
-static size_t elide_severities(char *buf, size_t len)
-{
-        char *in, *out, *buf_end = buf + len;
-        /* Assume a <n> at the very beginning marks the start of a line. */
-        int newline = 1;
-
-        in = out = buf;
-        while (in < buf_end) {
-                if (newline && in+3 <= buf_end &&
-                                *in == '<' && isdigit(in[1]) && in[2] == '>') {
-                        in += 3;
-                        newline = 0;
-                } else {
-                        newline = (*in == '\n');
-                        *out++ = *in++;
-                }
-        }
-        return out - buf;
-}
-
 /* Derived from logfs_compress() */
 static int nvram_compress(const void *in, void *out, size_t inlen,
                                                         size_t outlen)
@@ -619,9 +574,7 @@ static int zip_oops(size_t text_len)
  * partition.  If that's too much, go back and capture uncompressed text.
  */
 static void oops_to_nvram(struct kmsg_dumper *dumper,
-                enum kmsg_dump_reason reason,
-                const char *old_msgs, unsigned long old_len,
-                const char *new_msgs, unsigned long new_len)
+                          enum kmsg_dump_reason reason)
 {
         static unsigned int oops_count = 0;
         static bool panicking = false;
@@ -660,14 +613,14 @@ static void oops_to_nvram(struct kmsg_dumper *dumper,
                 return;
 
         if (big_oops_buf) {
-                text_len = capture_last_msgs(old_msgs, old_len,
-                        new_msgs, new_len, big_oops_buf, big_oops_buf_sz);
-                text_len = elide_severities(big_oops_buf, text_len);
+                kmsg_dump_get_buffer(dumper, false,
+                                     big_oops_buf, big_oops_buf_sz, &text_len);
                 rc = zip_oops(text_len);
         }
         if (rc != 0) {
-                text_len = capture_last_msgs(old_msgs, old_len,
-                                new_msgs, new_len, oops_data, oops_data_sz);
+                kmsg_dump_rewind(dumper);
+                kmsg_dump_get_buffer(dumper, true,
+                                     oops_data, oops_data_sz, &text_len);
                 err_type = ERR_TYPE_KERNEL_PANIC;
                 *oops_len = (u16) text_len;
         }
diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c
index 5cffdc55f075..3e244f31e56b 100644
--- a/arch/sparc/kernel/vio.c
+++ b/arch/sparc/kernel/vio.c
@@ -443,7 +443,7 @@ static int __init vio_init(void)
         root_vdev = vio_create_one(hp, root, NULL);
         err = -ENODEV;
         if (!root_vdev) {
-                printk(KERN_ERR "VIO: Coult not create root device.\n");
+                printk(KERN_ERR "VIO: Could not create root device.\n");
                 goto out_release;
         }
 
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 43876f16caf1..cb00ccc7d571 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -47,16 +47,26 @@ static inline void native_set_pte(pte_t *ptep, pte_t pte)
  * they can run pmd_offset_map_lock or pmd_trans_huge or other pmd
  * operations.
  *
- * Without THP if the mmap_sem is hold for reading, the
- * pmd can only transition from null to not null while pmd_read_atomic runs.
- * So there's no need of literally reading it atomically.
+ * Without THP if the mmap_sem is hold for reading, the pmd can only
+ * transition from null to not null while pmd_read_atomic runs. So
+ * we can always return atomic pmd values with this function.
  *
  * With THP if the mmap_sem is hold for reading, the pmd can become
- * THP or null or point to a pte (and in turn become "stable") at any
- * time under pmd_read_atomic, so it's mandatory to read it atomically
- * with cmpxchg8b.
+ * trans_huge or none or point to a pte (and in turn become "stable")
+ * at any time under pmd_read_atomic. We could read it really
+ * atomically here with a atomic64_read for the THP enabled case (and
+ * it would be a whole lot simpler), but to avoid using cmpxchg8b we
+ * only return an atomic pmdval if the low part of the pmdval is later
+ * found stable (i.e. pointing to a pte). And we're returning a none
+ * pmdval if the low part of the pmd is none. In some cases the high
+ * and low part of the pmdval returned may not be consistent if THP is
+ * enabled (the low part may point to previously mapped hugepage,
+ * while the high part may point to a more recently mapped hugepage),
+ * but pmd_none_or_trans_huge_or_clear_bad() only needs the low part
+ * of the pmd to be read atomically to decide if the pmd is unstable
+ * or not, with the only exception of when the low part of the pmd is
+ * zero in which case we return a none pmd.
  */
-#ifndef CONFIG_TRANSPARENT_HUGEPAGE
 static inline pmd_t pmd_read_atomic(pmd_t *pmdp)
 {
         pmdval_t ret;
@@ -74,12 +84,6 @@ static inline pmd_t pmd_read_atomic(pmd_t *pmdp)
 
         return (pmd_t) { ret };
 }
-#else /* CONFIG_TRANSPARENT_HUGEPAGE */
-static inline pmd_t pmd_read_atomic(pmd_t *pmdp)
-{
-        return (pmd_t) { atomic64_read((atomic64_t *)pmdp) };
-}
-#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
 
 static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte)
 {
diff --git a/arch/x86/platform/mrst/early_printk_mrst.c b/arch/x86/platform/mrst/early_printk_mrst.c
index 3c6e328483c7..028454f0c3a5 100644
--- a/arch/x86/platform/mrst/early_printk_mrst.c
+++ b/arch/x86/platform/mrst/early_printk_mrst.c
@@ -110,19 +110,16 @@ static struct kmsg_dumper dw_dumper;
 static int dumper_registered;
 
 static void dw_kmsg_dump(struct kmsg_dumper *dumper,
-                        enum kmsg_dump_reason reason,
-                        const char *s1, unsigned long l1,
-                        const char *s2, unsigned long l2)
+                         enum kmsg_dump_reason reason)
 {
-        int i;
+        static char line[1024];
+        size_t len;
 
         /* When run to this, we'd better re-init the HW */
         mrst_early_console_init();
 
-        for (i = 0; i < l1; i++)
-                early_mrst_console.write(&early_mrst_console, s1 + i, 1);
-        for (i = 0; i < l2; i++)
-                early_mrst_console.write(&early_mrst_console, s2 + i, 1);
+        while (kmsg_dump_get_line(dumper, true, line, sizeof(line), &len))
+                early_mrst_console.write(&early_mrst_console, line, len);
 }
 
 /* Set the ratio rate to 115200, 8n1, IRQ disabled */
diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index 7608559de93a..f973754ddf90 100644
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -68,8 +68,8 @@ endif
 
 # Only build variant and/or platform if it includes a Makefile
 
-buildvar := $(shell test -a $(srctree)/arch/xtensa/variants/$(VARIANT)/Makefile && echo arch/xtensa/variants/$(VARIANT)/)
-buildplf := $(shell test -a $(srctree)/arch/xtensa/platforms/$(PLATFORM)/Makefile && echo arch/xtensa/platforms/$(PLATFORM)/)
+buildvar := $(shell test -e $(srctree)/arch/xtensa/variants/$(VARIANT)/Makefile && echo arch/xtensa/variants/$(VARIANT)/)
+buildplf := $(shell test -e $(srctree)/arch/xtensa/platforms/$(PLATFORM)/Makefile && echo arch/xtensa/platforms/$(PLATFORM)/)
 
 # Find libgcc.a
 
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index 88ecea3facb4..ee2e2089483d 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -83,7 +83,6 @@ SECTIONS
 
   _text = .;
   _stext = .;
-  _ftext = .;
 
   .text :
   {
@@ -112,7 +111,7 @@ SECTIONS
   EXCEPTION_TABLE(16)
   /* Data section */
 
-  _fdata = .;
+  _sdata = .;
   RW_DATA_SECTION(XCHAL_ICACHE_LINESIZE, PAGE_SIZE, THREAD_SIZE)
   _edata = .;
 
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index ba150e5de2eb..db955179da2d 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -26,11 +26,7 @@
 
 #include <asm/bootparam.h>
 #include <asm/page.h>
-
-/* References to section boundaries */
-
-extern char _ftext, _etext, _fdata, _edata, _rodata_end;
-extern char __init_begin, __init_end;
+#include <asm/sections.h>
 
 /*
  * mem_reserve(start, end, must_exist)
@@ -197,9 +193,9 @@ void __init mem_init(void)
                         reservedpages++;
         }
 
-        codesize =  (unsigned long) &_etext - (unsigned long) &_ftext;
-        datasize =  (unsigned long) &_edata - (unsigned long) &_fdata;
-        initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;
+        codesize =  (unsigned long) _etext - (unsigned long) _stext;
+        datasize =  (unsigned long) _edata - (unsigned long) _sdata;
+        initsize =  (unsigned long) __init_end - (unsigned long) __init_begin;
 
         printk("Memory: %luk/%luk available (%ldk kernel code, %ldk reserved, "
                "%ldk data, %ldk init %ldk highmem)\n",
@@ -237,7 +233,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 
 void free_initmem(void)
 {
-        free_reserved_mem(&__init_begin, &__init_end);
-        printk("Freeing unused kernel memory: %dk freed\n",
-               (&__init_end - &__init_begin) >> 10);
+        free_reserved_mem(__init_begin, __init_end);
+        printk("Freeing unused kernel memory: %zuk freed\n",
+               (__init_end - __init_begin) >> 10);
 }
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index 3239517f4d90..ac6a5beb28f3 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -4,7 +4,7 @@
  * Arasan Compact Flash host controller source file
  *
  * Copyright (C) 2011 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
@@ -959,7 +959,7 @@ static struct platform_driver arasan_cf_driver = {
 
 module_platform_driver(arasan_cf_driver);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("Arasan ATA Compact Flash driver");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 1b1cbb571d38..dcb8a6e48692 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -100,7 +100,7 @@ static void driver_deferred_probe_add(struct device *dev)
         mutex_lock(&deferred_probe_mutex);
         if (list_empty(&dev->p->deferred_probe)) {
                 dev_dbg(dev, "Added to deferred list\n");
-                list_add(&dev->p->deferred_probe, &deferred_probe_pending_list);
+                list_add_tail(&dev->p->deferred_probe, &deferred_probe_pending_list);
         }
         mutex_unlock(&deferred_probe_mutex);
 }
diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
index 6289f0eee24c..731c9046cf7b 100644
--- a/drivers/char/hw_random/atmel-rng.c
+++ b/drivers/char/hw_random/atmel-rng.c
@@ -34,7 +34,7 @@ static int atmel_trng_read(struct hwrng *rng, void *buf, size_t max,
         u32 *data = buf;
 
         /* data ready? */
-        if (readl(trng->base + TRNG_ODATA) & 1) {
+        if (readl(trng->base + TRNG_ISR) & 1) {
                 *data = readl(trng->base + TRNG_ODATA);
                 /*
                   ensure data ready is only set again AFTER the next data
diff --git a/drivers/clk/spear/clk-aux-synth.c b/drivers/clk/spear/clk-aux-synth.c
index af34074e702b..6756e7c3bc07 100644
--- a/drivers/clk/spear/clk-aux-synth.c
+++ b/drivers/clk/spear/clk-aux-synth.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/clk-frac-synth.c b/drivers/clk/spear/clk-frac-synth.c
index 4dbdb3fe18e0..958aa3ad1d60 100644
--- a/drivers/clk/spear/clk-frac-synth.c
+++ b/drivers/clk/spear/clk-frac-synth.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/clk-gpt-synth.c b/drivers/clk/spear/clk-gpt-synth.c
index b471c9762a97..1afc18c4effc 100644
--- a/drivers/clk/spear/clk-gpt-synth.c
+++ b/drivers/clk/spear/clk-gpt-synth.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/clk-vco-pll.c b/drivers/clk/spear/clk-vco-pll.c
index dcd4bdf4b0d9..5f1b6badeb15 100644
--- a/drivers/clk/spear/clk-vco-pll.c
+++ b/drivers/clk/spear/clk-vco-pll.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/clk.c b/drivers/clk/spear/clk.c
index 376d4e5ff326..7cd63788d546 100644
--- a/drivers/clk/spear/clk.c
+++ b/drivers/clk/spear/clk.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/clk.h b/drivers/clk/spear/clk.h
index 3321c46a071c..931737677dfa 100644
--- a/drivers/clk/spear/clk.h
+++ b/drivers/clk/spear/clk.h
@@ -2,7 +2,7 @@
  * Clock framework definitions for SPEAr platform
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/spear1310_clock.c b/drivers/clk/spear/spear1310_clock.c
index 42b68df9aeef..8f05652d53e6 100644
--- a/drivers/clk/spear/spear1310_clock.c
+++ b/drivers/clk/spear/spear1310_clock.c
@@ -4,7 +4,7 @@
  * SPEAr1310 machine clock framework source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/spear1340_clock.c b/drivers/clk/spear/spear1340_clock.c
index f130919d5bf8..e3ea72162236 100644
--- a/drivers/clk/spear/spear1340_clock.c
+++ b/drivers/clk/spear/spear1340_clock.c
@@ -4,7 +4,7 @@
  * SPEAr1340 machine clock framework source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/spear3xx_clock.c b/drivers/clk/spear/spear3xx_clock.c
index 440bb3e4c971..01dd6daff2a1 100644
--- a/drivers/clk/spear/spear3xx_clock.c
+++ b/drivers/clk/spear/spear3xx_clock.c
@@ -2,7 +2,7 @@
  * SPEAr3xx machines clock framework source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/clk/spear/spear6xx_clock.c b/drivers/clk/spear/spear6xx_clock.c
index f9a20b382304..554d64b062a1 100644
--- a/drivers/clk/spear/spear6xx_clock.c
+++ b/drivers/clk/spear/spear6xx_clock.c
@@ -2,7 +2,7 @@
  * SPEAr6xx machines clock framework source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index e23dc82d43ac..721296157577 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -1626,4 +1626,4 @@ module_exit(dw_exit);
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("Synopsys DesignWare DMA Controller driver");
 MODULE_AUTHOR("Haavard Skinnemoen (Atmel)");
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index fb4f4990f5eb..1dc2a4ad0026 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -815,8 +815,6 @@ static int sdma_request_channel(struct sdma_channel *sdmac)
 
         init_completion(&sdmac->done);
 
-        sdmac->buf_tail = 0;
-
         return 0;
 out:
 
@@ -927,6 +925,8 @@ static struct dma_async_tx_descriptor *sdma_prep_slave_sg(
 
         sdmac->flags = 0;
 
+        sdmac->buf_tail = 0;
+
         dev_dbg(sdma->dev, "setting up %d entries for channel %d.\n",
                         sg_len, channel);
 
@@ -1027,6 +1027,8 @@ static struct dma_async_tx_descriptor *sdma_prep_dma_cyclic(
 
         sdmac->status = DMA_IN_PROGRESS;
 
+        sdmac->buf_tail = 0;
+
         sdmac->flags |= IMX_DMA_SG_LOOP;
         sdmac->direction = direction;
         ret = sdma_load_context(sdmac);
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index cbcc28e79be6..e4feba6b03c0 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -392,6 +392,8 @@ struct pl330_req {
         struct pl330_reqcfg *cfg;
         /* Pointer to first xfer in the request. */
         struct pl330_xfer *x;
+        /* Hook to attach to DMAC's list of reqs with due callback */
+        struct list_head rqd;
 };
 
 /*
@@ -461,8 +463,6 @@ struct _pl330_req {
         /* Number of bytes taken to setup MC for the req */
         u32 mc_len;
         struct pl330_req *r;
-        /* Hook to attach to DMAC's list of reqs with due callback */
-        struct list_head rqd;
 };
 
 /* ToBeDone for tasklet */
@@ -1683,7 +1683,7 @@ static void pl330_dotask(unsigned long data)
 /* Returns 1 if state was updated, 0 otherwise */
 static int pl330_update(const struct pl330_info *pi)
 {
-        struct _pl330_req *rqdone;
+        struct pl330_req *rqdone, *tmp;
         struct pl330_dmac *pl330;
         unsigned long flags;
         void __iomem *regs;
@@ -1750,7 +1750,10 @@ static int pl330_update(const struct pl330_info *pi)
                         if (active == -1) /* Aborted */
                                 continue;
 
-                        rqdone = &thrd->req[active];
+                        /* Detach the req */
+                        rqdone = thrd->req[active].r;
+                        thrd->req[active].r = NULL;
+
                         mark_free(thrd, active);
 
                         /* Get going again ASAP */
@@ -1762,20 +1765,11 @@ static int pl330_update(const struct pl330_info *pi)
         }
 
         /* Now that we are in no hurry, do the callbacks */
-        while (!list_empty(&pl330->req_done)) {
-                struct pl330_req *r;
-
-                rqdone = container_of(pl330->req_done.next,
-                                        struct _pl330_req, rqd);
-
-                list_del_init(&rqdone->rqd);
-
-                /* Detach the req */
-                r = rqdone->r;
-                rqdone->r = NULL;
+        list_for_each_entry_safe(rqdone, tmp, &pl330->req_done, rqd) {
+                list_del(&rqdone->rqd);
 
                 spin_unlock_irqrestore(&pl330->lock, flags);
-                _callback(r, PL330_ERR_NONE);
+                _callback(rqdone, PL330_ERR_NONE);
                 spin_lock_irqsave(&pl330->lock, flags);
         }
 
@@ -2321,7 +2315,7 @@ static void pl330_tasklet(unsigned long data)
         /* Pick up ripe tomatoes */
         list_for_each_entry_safe(desc, _dt, &pch->work_list, node)
                 if (desc->status == DONE) {
-                        if (pch->cyclic)
+                        if (!pch->cyclic)
                                 dma_cookie_complete(&desc->txd);
                         list_move_tail(&desc->node, &list);
                 }
@@ -2539,7 +2533,7 @@ static inline void _init_desc(struct dma_pl330_desc *desc)
 }
 
 /* Returns the number of descriptors added to the DMAC pool */
-int add_desc(struct dma_pl330_dmac *pdmac, gfp_t flg, int count)
+static int add_desc(struct dma_pl330_dmac *pdmac, gfp_t flg, int count)
 {
         struct dma_pl330_desc *desc;
         unsigned long flags;
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 10f375032e96..de5ba86e8b89 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -164,7 +164,7 @@ void *edac_align_ptr(void **p, unsigned size, int n_elems)
         else
                 return (char *)ptr;
 
-        r = size % align;
+        r = (unsigned long)p % align;
 
         if (r == 0)
                 return (char *)ptr;
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index d27778f65a5d..a499c7ed820a 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -1814,12 +1814,6 @@ static int i7core_mce_check_error(struct notifier_block *nb, unsigned long val,
         if (mce->bank != 8)
                 return NOTIFY_DONE;
 
-#ifdef CONFIG_SMP
-        /* Only handle if it is the right mc controller */
-        if (mce->socketid != pvt->i7core_dev->socket)
-                return NOTIFY_DONE;
-#endif
-
         smp_rmb();
         if ((pvt->mce_out + 1) % MCE_LOG_LEN == pvt->mce_in) {
                 smp_wmb();
@@ -2116,8 +2110,6 @@ static void i7core_unregister_mci(struct i7core_dev *i7core_dev)
         if (pvt->enable_scrub)
                 disable_sdram_scrub_setting(mci);
 
-        mce_unregister_decode_chain(&i7_mce_dec);
-
         /* Disable EDAC polling */
         i7core_pci_ctl_release(pvt);
 
@@ -2222,8 +2214,6 @@ static int i7core_register_mci(struct i7core_dev *i7core_dev)
         /* DCLK for scrub rate setting */
         pvt->dclk_freq = get_dclk_freq();
 
-        mce_register_decode_chain(&i7_mce_dec);
-
         return 0;
 
 fail0:
@@ -2367,8 +2357,10 @@ static int __init i7core_init(void)
 
         pci_rc = pci_register_driver(&i7core_driver);
 
-        if (pci_rc >= 0)
+        if (pci_rc >= 0) {
+                mce_register_decode_chain(&i7_mce_dec);
                 return 0;
+        }
 
         i7core_printk(KERN_ERR, "Failed to register device with error %d.\n",
                       pci_rc);
@@ -2384,6 +2376,7 @@ static void __exit i7core_exit(void)
 {
         debugf2("MC: " __FILE__ ": %s()\n", __func__);
         pci_unregister_driver(&i7core_driver);
+        mce_unregister_decode_chain(&i7_mce_dec);
 }
 
 module_init(i7core_init);
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index 4c402353ba98..0e374625f6f8 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -980,7 +980,8 @@ static int __devinit mpc85xx_mc_err_probe(struct platform_device *op)
         layers[1].type = EDAC_MC_LAYER_CHANNEL;
         layers[1].size = 1;
         layers[1].is_virt_csrow = false;
-        mci = edac_mc_alloc(edac_mc_idx, ARRAY_SIZE(layers), sizeof(*pdata));
+        mci = edac_mc_alloc(edac_mc_idx, ARRAY_SIZE(layers), layers,
+                            sizeof(*pdata));
         if (!mci) {
                 devres_release_group(&op->dev, mpc85xx_mc_err_probe);
                 return -ENOMEM;
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index 4adaf4b7da99..36ad17e79d61 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -555,7 +555,7 @@ static int get_dimm_config(struct mem_ctl_info *mci)
                 pvt->is_close_pg = false;
         }
 
-        pci_read_config_dword(pvt->pci_ta, RANK_CFG_A, &reg);
+        pci_read_config_dword(pvt->pci_ddrio, RANK_CFG_A, &reg);
         if (IS_RDIMM_ENABLED(reg)) {
                 /* FIXME: Can also be LRDIMM */
                 debugf0("Memory is registered\n");
@@ -1604,8 +1604,6 @@ static void sbridge_unregister_mci(struct sbridge_dev *sbridge_dev)
         debugf0("MC: " __FILE__ ": %s(): mci = %p, dev = %p\n",
                 __func__, mci, &sbridge_dev->pdev[0]->dev);
 
-        mce_unregister_decode_chain(&sbridge_mce_dec);
-
         /* Remove MC sysfs nodes */
         edac_mc_del_mc(mci->dev);
 
@@ -1682,7 +1680,6 @@ static int sbridge_register_mci(struct sbridge_dev *sbridge_dev)
                 goto fail0;
         }
 
-        mce_register_decode_chain(&sbridge_mce_dec);
         return 0;
 
 fail0:
@@ -1811,8 +1808,10 @@ static int __init sbridge_init(void)
 
         pci_rc = pci_register_driver(&sbridge_driver);
 
-        if (pci_rc >= 0)
+        if (pci_rc >= 0) {
+                mce_register_decode_chain(&sbridge_mce_dec);
                 return 0;
+        }
 
         sbridge_printk(KERN_ERR, "Failed to register device with error %d.\n",
                       pci_rc);
@@ -1828,6 +1827,7 @@ static void __exit sbridge_exit(void)
 {
         debugf2("MC: " __FILE__ ": %s()\n", __func__);
         pci_unregister_driver(&sbridge_driver);
+        mce_unregister_decode_chain(&sbridge_mce_dec);
 }
 
 module_init(sbridge_init);
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index 23416e443765..a4ed30bd9a41 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -116,8 +116,8 @@ const char *max8997_extcon_cable[] = {
         [5] = "Charge-downstream",
         [6] = "MHL",
         [7] = "Dock-desk",
-        [7] = "Dock-card",
-        [8] = "JIG",
+        [8] = "Dock-card",
+        [9] = "JIG",
 
         NULL,
 };
@@ -514,6 +514,7 @@ static int __devexit max8997_muic_remove(struct platform_device *pdev)
 
         extcon_dev_unregister(info->edev);
 
+        kfree(info->edev);
         kfree(info);
 
         return 0;
diff --git a/drivers/extcon/extcon_class.c b/drivers/extcon/extcon_class.c
index f598a700ec15..159aeb07b3ba 100644
--- a/drivers/extcon/extcon_class.c
+++ b/drivers/extcon/extcon_class.c
@@ -762,7 +762,7 @@ int extcon_dev_register(struct extcon_dev *edev, struct device *dev)
 #if defined(CONFIG_ANDROID)
         if (switch_class)
                 ret = class_compat_create_link(switch_class, edev->dev,
-                                               dev);
+                                               NULL);
 #endif /* CONFIG_ANDROID */
 
         spin_lock_init(&edev->lock);
diff --git a/drivers/extcon/extcon_gpio.c b/drivers/extcon/extcon_gpio.c
index fe7a07b47336..8a0dcc11c7c7 100644
--- a/drivers/extcon/extcon_gpio.c
+++ b/drivers/extcon/extcon_gpio.c
@@ -125,6 +125,7 @@ static int __devinit gpio_extcon_probe(struct platform_device *pdev)
         if (ret < 0)
                 goto err_request_irq;
 
+        platform_set_drvdata(pdev, extcon_data);
         /* Perform initial detection */
         gpio_extcon_work(&extcon_data->work.work);
 
@@ -146,6 +147,7 @@ static int __devexit gpio_extcon_remove(struct platform_device *pdev)
         struct gpio_extcon_data *extcon_data = platform_get_drvdata(pdev);
 
         cancel_delayed_work_sync(&extcon_data->work);
+        free_irq(extcon_data->irq, extcon_data);
         gpio_free(extcon_data->gpio);
         extcon_dev_unregister(&extcon_data->edev);
         devm_kfree(&pdev->dev, extcon_data);
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index eb92fe257a39..5873e481e5d2 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -610,7 +610,7 @@ static bool
 drm_monitor_supports_rb(struct edid *edid)
 {
         if (edid->revision >= 4) {
-                bool ret;
+                bool ret = false;
                 drm_for_each_detailed_block((u8 *)edid, is_rb, &ret);
                 return ret;
         }
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e0aa064def31..a7c727d0c105 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6558,7 +6558,7 @@ static void intel_setup_outputs(struct drm_device *dev)
                 if (I915_READ(HDMIC) & PORT_DETECTED)
                         intel_hdmi_init(dev, HDMIC);
 
-                if (I915_READ(HDMID) & PORT_DETECTED)
+                if (!dpd_is_edp && I915_READ(HDMID) & PORT_DETECTED)
                         intel_hdmi_init(dev, HDMID);
 
                 if (I915_READ(PCH_DP_C) & DP_DETECTED)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 296cfc201a81..c0449324143c 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -32,6 +32,7 @@
 #include "drm.h"
 #include "drm_crtc.h"
 #include "drm_crtc_helper.h"
+#include "drm_edid.h"
 #include "intel_drv.h"
 #include "i915_drm.h"
 #include "i915_drv.h"
@@ -67,6 +68,8 @@ struct intel_dp {
         struct drm_display_mode *panel_fixed_mode;  /* for eDP */
         struct delayed_work panel_vdd_work;
         bool want_panel_vdd;
+        struct edid *edid; /* cached EDID for eDP */
+        int edid_mode_count;
 };
 
 /**
@@ -371,7 +374,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
         int recv_bytes;
         uint32_t status;
         uint32_t aux_clock_divider;
-        int try, precharge = 5;
+        int try, precharge;
 
         intel_dp_check_edp(intel_dp);
         /* The clock divider is based off the hrawclk,
@@ -391,6 +394,11 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
         else
                 aux_clock_divider = intel_hrawclk(dev) / 2;
 
+        if (IS_GEN6(dev))
+                precharge = 3;
+        else
+                precharge = 5;
+
         /* Try to wait for any previous AUX channel activity */
         for (try = 0; try < 3; try++) {
                 status = I915_READ(ch_ctl);
@@ -1973,6 +1981,8 @@ intel_dp_probe_oui(struct intel_dp *intel_dp)
         if (!(intel_dp->dpcd[DP_DOWN_STREAM_PORT_COUNT] & DP_OUI_SUPPORT))
                 return;
 
+        ironlake_edp_panel_vdd_on(intel_dp);
+
         if (intel_dp_aux_native_read_retry(intel_dp, DP_SINK_OUI, buf, 3))
                 DRM_DEBUG_KMS("Sink OUI: %02hx%02hx%02hx\n",
                               buf[0], buf[1], buf[2]);
@@ -1980,6 +1990,8 @@ intel_dp_probe_oui(struct intel_dp *intel_dp)
         if (intel_dp_aux_native_read_retry(intel_dp, DP_BRANCH_OUI, buf, 3))
                 DRM_DEBUG_KMS("Branch OUI: %02hx%02hx%02hx\n",
                               buf[0], buf[1], buf[2]);
+
+        ironlake_edp_panel_vdd_off(intel_dp, false);
 }
 
 static bool
@@ -2116,10 +2128,22 @@ intel_dp_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
 {
         struct intel_dp *intel_dp = intel_attached_dp(connector);
         struct edid     *edid;
+        int size;
+
+        if (is_edp(intel_dp)) {
+                if (!intel_dp->edid)
+                        return NULL;
+
+                size = (intel_dp->edid->extensions + 1) * EDID_LENGTH;
+                edid = kmalloc(size, GFP_KERNEL);
+                if (!edid)
+                        return NULL;
+
+                memcpy(edid, intel_dp->edid, size);
+                return edid;
+        }
 
-        ironlake_edp_panel_vdd_on(intel_dp);
         edid = drm_get_edid(connector, adapter);
-        ironlake_edp_panel_vdd_off(intel_dp, false);
         return edid;
 }
 
@@ -2129,9 +2153,17 @@ intel_dp_get_edid_modes(struct drm_connector *connector, struct i2c_adapter *ada
         struct intel_dp *intel_dp = intel_attached_dp(connector);
         int     ret;
 
-        ironlake_edp_panel_vdd_on(intel_dp);
+        if (is_edp(intel_dp)) {
+                drm_mode_connector_update_edid_property(connector,
+                                                        intel_dp->edid);
+                ret = drm_add_edid_modes(connector, intel_dp->edid);
+                drm_edid_to_eld(connector,
+                                intel_dp->edid);
+                connector->display_info.raw_edid = NULL;
+                return intel_dp->edid_mode_count;
+        }
+
         ret = intel_ddc_get_modes(connector, adapter);
-        ironlake_edp_panel_vdd_off(intel_dp, false);
         return ret;
 }
 
@@ -2321,6 +2353,7 @@ static void intel_dp_encoder_destroy(struct drm_encoder *encoder)
         i2c_del_adapter(&intel_dp->adapter);
         drm_encoder_cleanup(encoder);
         if (is_edp(intel_dp)) {
+                kfree(intel_dp->edid);
                 cancel_delayed_work_sync(&intel_dp->panel_vdd_work);
                 ironlake_panel_vdd_off_sync(intel_dp);
         }
@@ -2504,11 +2537,14 @@ intel_dp_init(struct drm_device *dev, int output_reg)
                         break;
         }
 
+        intel_dp_i2c_init(intel_dp, intel_connector, name);
+
         /* Cache some DPCD data in the eDP case */
         if (is_edp(intel_dp)) {
                 bool ret;
                 struct edp_power_seq    cur, vbt;
                 u32 pp_on, pp_off, pp_div;
+                struct edid *edid;
 
                 pp_on = I915_READ(PCH_PP_ON_DELAYS);
                 pp_off = I915_READ(PCH_PP_OFF_DELAYS);
@@ -2576,9 +2612,19 @@ intel_dp_init(struct drm_device *dev, int output_reg)
                         intel_dp_destroy(&intel_connector->base);
                         return;
                 }
-        }
 
-        intel_dp_i2c_init(intel_dp, intel_connector, name);
+                ironlake_edp_panel_vdd_on(intel_dp);
+                edid = drm_get_edid(connector, &intel_dp->adapter);
+                if (edid) {
+                        drm_mode_connector_update_edid_property(connector,
+                                                                edid);
+                        intel_dp->edid_mode_count =
+                                drm_add_edid_modes(connector, edid);
+                        drm_edid_to_eld(connector, edid);
+                        intel_dp->edid = edid;
+                }
+                ironlake_edp_panel_vdd_off(intel_dp, false);
+        }
 
         intel_encoder->hot_plug = intel_dp_hot_plug;
 
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 01d77d1554f4..3904d7964a4b 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1149,7 +1149,9 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
         }
 
         if (tiling_flags & RADEON_TILING_MACRO) {
-                if (rdev->family >= CHIP_CAYMAN)
+                if (rdev->family >= CHIP_TAHITI)
+                        tmp = rdev->config.si.tile_config;
+                else if (rdev->family >= CHIP_CAYMAN)
                         tmp = rdev->config.cayman.tile_config;
                 else
                         tmp = rdev->config.evergreen.tile_config;
@@ -1177,6 +1179,12 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
         } else if (tiling_flags & RADEON_TILING_MICRO)
                 fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1);
 
+        if ((rdev->family == CHIP_TAHITI) ||
+            (rdev->family == CHIP_PITCAIRN))
+                fb_format |= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P8_32x32_8x16);
+        else if (rdev->family == CHIP_VERDE)
+                fb_format |= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P4_8x16);
+
         switch (radeon_crtc->crtc_id) {
         case 0:
                 WREG32(AVIVO_D1VGA_CONTROL, 0);
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index e7b1ec5ae8c6..486ccdf4aacd 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -1926,7 +1926,9 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
 
         if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
                 r600_hdmi_enable(encoder);
-                if (ASIC_IS_DCE4(rdev))
+                if (ASIC_IS_DCE6(rdev))
+                        ; /* TODO (use pointers instead of if-s?) */
+                else if (ASIC_IS_DCE4(rdev))
                         evergreen_hdmi_setmode(encoder, adjusted_mode);
                 else
                         r600_hdmi_setmode(encoder, adjusted_mode);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 01550d05e273..7fb3d2e0434c 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1932,6 +1932,9 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
         smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
         WREG32(SMX_DC_CTL0, smx_dc_ctl0);
 
+        if (rdev->family <= CHIP_SUMO2)
+                WREG32(SMX_SAR_CTL0, 0x00010000);
+
         WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
                                         POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
                                         SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index a51f880985f8..65c54160028b 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -156,9 +156,6 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode
         struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
         uint32_t offset;
 
-        if (ASIC_IS_DCE5(rdev))
-                return;
-
         /* Silent, r600_hdmi_enable will raise WARN for us */
         if (!dig->afmt->enabled)
                 return;
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 2773039b4902..b50b15c70498 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -503,6 +503,7 @@
 #define SCRATCH_UMSK                                    0x8540
 #define SCRATCH_ADDR                                    0x8544
 
+#define SMX_SAR_CTL0                                    0xA008
 #define SMX_DC_CTL0                                     0xA020
 #define         USE_HASH_FUNCTION                               (1 << 0)
 #define         NUMBER_OF_SETS(x)                               ((x) << 1)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 3186522a4458..b7bf18e40215 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1303,6 +1303,10 @@ static int cayman_startup(struct radeon_device *rdev)
         if (r)
                 return r;
 
+        r = r600_audio_init(rdev);
+        if (r)
+                return r;
+
         return 0;
 }
 
@@ -1329,6 +1333,7 @@ int cayman_resume(struct radeon_device *rdev)
 
 int cayman_suspend(struct radeon_device *rdev)
 {
+        r600_audio_fini(rdev);
         /* FIXME: we should wait for ring to be empty */
         radeon_ib_pool_suspend(rdev);
         radeon_vm_manager_suspend(rdev);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index f30dc95f83b1..bff627293812 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1839,6 +1839,7 @@ void r600_gpu_init(struct radeon_device *rdev)
         WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
                                NUM_CLIP_SEQ(3)));
         WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
+        WREG32(VC_ENHANCE, 0);
 }
 
 
diff --git a/drivers/gpu/drm/radeon/r600_audio.c b/drivers/gpu/drm/radeon/r600_audio.c
index 7479a5c503e4..79b55916cf90 100644
--- a/drivers/gpu/drm/radeon/r600_audio.c
+++ b/drivers/gpu/drm/radeon/r600_audio.c
@@ -57,7 +57,7 @@ static bool radeon_dig_encoder(struct drm_encoder *encoder)
  */
 static int r600_audio_chipset_supported(struct radeon_device *rdev)
 {
-        return (rdev->family >= CHIP_R600 && !ASIC_IS_DCE5(rdev))
+        return (rdev->family >= CHIP_R600 && !ASIC_IS_DCE6(rdev))
                 || rdev->family == CHIP_RS600
                 || rdev->family == CHIP_RS690
                 || rdev->family == CHIP_RS740;
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 0133f5f09bd6..ca87f7afaf23 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -2079,6 +2079,48 @@ static int r600_packet3_check(struct radeon_cs_parser *p,
                         return -EINVAL;
                 }
                 break;
+        case PACKET3_STRMOUT_BASE_UPDATE:
+                if (p->family < CHIP_RV770) {
+                        DRM_ERROR("STRMOUT_BASE_UPDATE only supported on 7xx\n");
+                        return -EINVAL;
+                }
+                if (pkt->count != 1) {
+                        DRM_ERROR("bad STRMOUT_BASE_UPDATE packet count\n");
+                        return -EINVAL;
+                }
+                if (idx_value > 3) {
+                        DRM_ERROR("bad STRMOUT_BASE_UPDATE index\n");
+                        return -EINVAL;
+                }
+                {
+                        u64 offset;
+
+                        r = r600_cs_packet_next_reloc(p, &reloc);
+                        if (r) {
+                                DRM_ERROR("bad STRMOUT_BASE_UPDATE reloc\n");
+                                return -EINVAL;
+                        }
+
+                        if (reloc->robj != track->vgt_strmout_bo[idx_value]) {
+                                DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo does not match\n");
+                                return -EINVAL;
+                        }
+
+                        offset = radeon_get_ib_value(p, idx+1) << 8;
+                        if (offset != track->vgt_strmout_bo_offset[idx_value]) {
+                                DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo offset does not match: 0x%llx, 0x%x\n",
+                                          offset, track->vgt_strmout_bo_offset[idx_value]);
+                                return -EINVAL;
+                        }
+
+                        if ((offset + 4) > radeon_bo_size(reloc->robj)) {
+                                DRM_ERROR("bad STRMOUT_BASE_UPDATE bo too small: 0x%llx, 0x%lx\n",
+                                          offset + 4, radeon_bo_size(reloc->robj));
+                                return -EINVAL;
+                        }
+                        ib[idx+1] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
+                }
+                break;
         case PACKET3_SURFACE_BASE_UPDATE:
                 if (p->family >= CHIP_RV770 || p->family == CHIP_R600) {
                         DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index 969c27529dfe..82a0a4c919c0 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -322,9 +322,6 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod
         struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
         uint32_t offset;
 
-        if (ASIC_IS_DCE5(rdev))
-                return;
-
         /* Silent, r600_hdmi_enable will raise WARN for us */
         if (!dig->afmt->enabled)
                 return;
@@ -483,7 +480,7 @@ void r600_hdmi_enable(struct drm_encoder *encoder)
         uint32_t offset;
         u32 hdmi;
 
-        if (ASIC_IS_DCE5(rdev))
+        if (ASIC_IS_DCE6(rdev))
                 return;
 
         /* Silent, r600_hdmi_enable will raise WARN for us */
@@ -543,7 +540,7 @@ void r600_hdmi_disable(struct drm_encoder *encoder)
         struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
         uint32_t offset;
 
-        if (ASIC_IS_DCE5(rdev))
+        if (ASIC_IS_DCE6(rdev))
                 return;
 
         /* Called for ATOM_ENCODER_MODE_HDMI only */
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index a0dbf1fe6a40..025fd5b6c08c 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -485,6 +485,7 @@
 #define         TC_L2_SIZE(x)                                   ((x)<<5)
 #define         L2_DISABLE_LATE_HIT                             (1<<9)
 
+#define VC_ENHANCE                                      0x9714
 
 #define VGT_CACHE_INVALIDATION                          0x88C4
 #define         CACHE_INVALIDATION(x)                           ((x)<<0)
@@ -1163,6 +1164,7 @@
 #define PACKET3_SET_CTL_CONST                           0x6F
 #define         PACKET3_SET_CTL_CONST_OFFSET                    0x0003cff0
 #define         PACKET3_SET_CTL_CONST_END                       0x0003e200
+#define PACKET3_STRMOUT_BASE_UPDATE                     0x72 /* r7xx */
 #define PACKET3_SURFACE_BASE_UPDATE                     0x73
 
 
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 03e5f5df40f1..2c4d53fd20c5 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -58,9 +58,10 @@
  *   2.14.0 - add evergreen tiling informations
  *   2.15.0 - add max_pipes query
  *   2.16.0 - fix evergreen 2D tiled surface calculation
+ *   2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
  */
 #define KMS_DRIVER_MAJOR        2
-#define KMS_DRIVER_MINOR        16
+#define KMS_DRIVER_MINOR        17
 #define KMS_DRIVER_PATCHLEVEL   0
 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
 int radeon_driver_unload_kms(struct drm_device *dev);
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 08825548ee69..5b37e283ec38 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -801,9 +801,13 @@ static void radeon_dynpm_idle_work_handler(struct work_struct *work)
                 int i;
 
                 for (i = 0; i < RADEON_NUM_RINGS; ++i) {
-                        not_processed += radeon_fence_count_emitted(rdev, i);
-                        if (not_processed >= 3)
-                                break;
+                        struct radeon_ring *ring = &rdev->ring[i];
+
+                        if (ring->ready) {
+                                not_processed += radeon_fence_count_emitted(rdev, i);
+                                if (not_processed >= 3)
+                                        break;
+                        }
                 }
 
                 if (not_processed >= 3) { /* should upclock */
diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c
index 8ddab4c76710..6bef46ace831 100644
--- a/drivers/gpu/drm/radeon/radeon_prime.c
+++ b/drivers/gpu/drm/radeon/radeon_prime.c
@@ -169,11 +169,17 @@ struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
         struct radeon_bo *bo = gem_to_radeon_bo(obj);
         int ret = 0;
 
+        ret = radeon_bo_reserve(bo, false);
+        if (unlikely(ret != 0))
+                return ERR_PTR(ret);
+
         /* pin buffer into GTT */
         ret = radeon_bo_pin(bo, RADEON_GEM_DOMAIN_GTT, NULL);
-        if (ret)
+        if (ret) {
+                radeon_bo_unreserve(bo);
                 return ERR_PTR(ret);
-
+        }
+        radeon_bo_unreserve(bo);
         return dma_buf_export(bo, &radeon_dmabuf_ops, obj->size, flags);
 }
 
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 4ad0281fdc37..b4f51c569c36 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -616,6 +616,9 @@ static void rv770_gpu_init(struct radeon_device *rdev)
                                        ACK_FLUSH_CTL(3) |
                                        SYNC_FLUSH_CTL));
 
+        if (rdev->family != CHIP_RV770)
+                WREG32(SMX_SAR_CTL0, 0x00003f3f);
+
         db_debug3 = RREG32(DB_DEBUG3);
         db_debug3 &= ~DB_CLK_OFF_DELAY(0x1f);
         switch (rdev->family) {
@@ -792,7 +795,7 @@ static void rv770_gpu_init(struct radeon_device *rdev)
 
         WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
                                           NUM_CLIP_SEQ(3)));
-
+        WREG32(VC_ENHANCE, 0);
 }
 
 void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h
index fdc089896011..b0adfc595d75 100644
--- a/drivers/gpu/drm/radeon/rv770d.h
+++ b/drivers/gpu/drm/radeon/rv770d.h
@@ -211,6 +211,7 @@
 #define SCRATCH_UMSK                                    0x8540
 #define SCRATCH_ADDR                                    0x8544
 
+#define SMX_SAR_CTL0                                    0xA008
 #define SMX_DC_CTL0                                     0xA020
 #define         USE_HASH_FUNCTION                               (1 << 0)
 #define         CACHE_DEPTH(x)                                  ((x) << 1)
@@ -310,6 +311,8 @@
 #define TCP_CNTL                                        0x9610
 #define TCP_CHAN_STEER                                  0x9614
 
+#define VC_ENHANCE                                      0x9714
+
 #define VGT_CACHE_INVALIDATION                          0x88C4
 #define         CACHE_INVALIDATION(x)                           ((x)<<0)
 #define                 VC_ONLY                                         0
diff --git a/drivers/gpu/drm/radeon/si_reg.h b/drivers/gpu/drm/radeon/si_reg.h
index eda938a7cb6e..501f9d431d57 100644
--- a/drivers/gpu/drm/radeon/si_reg.h
+++ b/drivers/gpu/drm/radeon/si_reg.h
@@ -30,4 +30,76 @@
 #define SI_DC_GPIO_HPD_EN                        0x65b8
 #define SI_DC_GPIO_HPD_Y                         0x65bc
 
+#define SI_GRPH_CONTROL                          0x6804
+#       define SI_GRPH_DEPTH(x)                  (((x) & 0x3) << 0)
+#       define SI_GRPH_DEPTH_8BPP                0
+#       define SI_GRPH_DEPTH_16BPP               1
+#       define SI_GRPH_DEPTH_32BPP               2
+#       define SI_GRPH_NUM_BANKS(x)              (((x) & 0x3) << 2)
+#       define SI_ADDR_SURF_2_BANK               0
+#       define SI_ADDR_SURF_4_BANK               1
+#       define SI_ADDR_SURF_8_BANK               2
+#       define SI_ADDR_SURF_16_BANK              3
+#       define SI_GRPH_Z(x)                      (((x) & 0x3) << 4)
+#       define SI_GRPH_BANK_WIDTH(x)             (((x) & 0x3) << 6)
+#       define SI_ADDR_SURF_BANK_WIDTH_1         0
+#       define SI_ADDR_SURF_BANK_WIDTH_2         1
+#       define SI_ADDR_SURF_BANK_WIDTH_4         2
+#       define SI_ADDR_SURF_BANK_WIDTH_8         3
+#       define SI_GRPH_FORMAT(x)                 (((x) & 0x7) << 8)
+/* 8 BPP */
+#       define SI_GRPH_FORMAT_INDEXED            0
+/* 16 BPP */
+#       define SI_GRPH_FORMAT_ARGB1555           0
+#       define SI_GRPH_FORMAT_ARGB565            1
+#       define SI_GRPH_FORMAT_ARGB4444           2
+#       define SI_GRPH_FORMAT_AI88               3
+#       define SI_GRPH_FORMAT_MONO16             4
+#       define SI_GRPH_FORMAT_BGRA5551           5
+/* 32 BPP */
+#       define SI_GRPH_FORMAT_ARGB8888           0
+#       define SI_GRPH_FORMAT_ARGB2101010        1
+#       define SI_GRPH_FORMAT_32BPP_DIG          2
+#       define SI_GRPH_FORMAT_8B_ARGB2101010     3
+#       define SI_GRPH_FORMAT_BGRA1010102        4
+#       define SI_GRPH_FORMAT_8B_BGRA1010102     5
+#       define SI_GRPH_FORMAT_RGB111110          6
+#       define SI_GRPH_FORMAT_BGR101111          7
+#       define SI_GRPH_BANK_HEIGHT(x)            (((x) & 0x3) << 11)
+#       define SI_ADDR_SURF_BANK_HEIGHT_1        0
+#       define SI_ADDR_SURF_BANK_HEIGHT_2        1
+#       define SI_ADDR_SURF_BANK_HEIGHT_4        2
+#       define SI_ADDR_SURF_BANK_HEIGHT_8        3
+#       define SI_GRPH_TILE_SPLIT(x)             (((x) & 0x7) << 13)
+#       define SI_ADDR_SURF_TILE_SPLIT_64B       0
+#       define SI_ADDR_SURF_TILE_SPLIT_128B      1
+#       define SI_ADDR_SURF_TILE_SPLIT_256B      2
+#       define SI_ADDR_SURF_TILE_SPLIT_512B      3
+#       define SI_ADDR_SURF_TILE_SPLIT_1KB       4
+#       define SI_ADDR_SURF_TILE_SPLIT_2KB       5
+#       define SI_ADDR_SURF_TILE_SPLIT_4KB       6
+#       define SI_GRPH_MACRO_TILE_ASPECT(x)      (((x) & 0x3) << 18)
+#       define SI_ADDR_SURF_MACRO_TILE_ASPECT_1  0
+#       define SI_ADDR_SURF_MACRO_TILE_ASPECT_2  1
+#       define SI_ADDR_SURF_MACRO_TILE_ASPECT_4  2
+#       define SI_ADDR_SURF_MACRO_TILE_ASPECT_8  3
+#       define SI_GRPH_ARRAY_MODE(x)             (((x) & 0x7) << 20)
+#       define SI_GRPH_ARRAY_LINEAR_GENERAL      0
+#       define SI_GRPH_ARRAY_LINEAR_ALIGNED      1
+#       define SI_GRPH_ARRAY_1D_TILED_THIN1      2
+#       define SI_GRPH_ARRAY_2D_TILED_THIN1      4
+#       define SI_GRPH_PIPE_CONFIG(x)            (((x) & 0x1f) << 24)
+#       define SI_ADDR_SURF_P2                   0
+#       define SI_ADDR_SURF_P4_8x16              4
+#       define SI_ADDR_SURF_P4_16x16             5
+#       define SI_ADDR_SURF_P4_16x32             6
+#       define SI_ADDR_SURF_P4_32x32             7
+#       define SI_ADDR_SURF_P8_16x16_8x16        8
+#       define SI_ADDR_SURF_P8_16x32_8x16        9
+#       define SI_ADDR_SURF_P8_32x32_8x16        10
+#       define SI_ADDR_SURF_P8_16x32_16x16       11
+#       define SI_ADDR_SURF_P8_32x32_16x16       12
+#       define SI_ADDR_SURF_P8_32x32_16x32       13
+#       define SI_ADDR_SURF_P8_32x64_32x32       14
+
 #endif
diff --git a/drivers/gpu/drm/sis/sis_drv.c b/drivers/gpu/drm/sis/sis_drv.c
index 30d98d14b5c5..dd14cd1a0033 100644
--- a/drivers/gpu/drm/sis/sis_drv.c
+++ b/drivers/gpu/drm/sis/sis_drv.c
@@ -47,9 +47,9 @@ static int sis_driver_load(struct drm_device *dev, unsigned long chipset)
         if (dev_priv == NULL)
                 return -ENOMEM;
 
+        idr_init(&dev_priv->object_idr);
         dev->dev_private = (void *)dev_priv;
         dev_priv->chipset = chipset;
-        idr_init(&dev->object_name_idr);
 
         return 0;
 }
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index 4d02c46a9420..6e52069894b3 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -13,8 +13,21 @@
 
 static struct drm_driver driver;
 
+/*
+ * There are many DisplayLink-based graphics products, all with unique PIDs.
+ * So we match on DisplayLink's VID + Vendor-Defined Interface Class (0xff)
+ * We also require a match on SubClass (0x00) and Protocol (0x00),
+ * which is compatible with all known USB 2.0 era graphics chips and firmware,
+ * but allows DisplayLink to increment those for any future incompatible chips
+ */
 static struct usb_device_id id_table[] = {
-        {.idVendor = 0x17e9, .match_flags = USB_DEVICE_ID_MATCH_VENDOR,},
+        {.idVendor = 0x17e9, .bInterfaceClass = 0xff,
+         .bInterfaceSubClass = 0x00,
+         .bInterfaceProtocol = 0x00,
+         .match_flags = USB_DEVICE_ID_MATCH_VENDOR |
+                        USB_DEVICE_ID_MATCH_INT_CLASS |
+                        USB_DEVICE_ID_MATCH_INT_SUBCLASS |
+                        USB_DEVICE_ID_MATCH_INT_PROTOCOL,},
         {},
 };
 MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/drivers/gpu/drm/via/via_map.c b/drivers/gpu/drm/via/via_map.c
index 1f182254e81e..c126182ac07e 100644
--- a/drivers/gpu/drm/via/via_map.c
+++ b/drivers/gpu/drm/via/via_map.c
@@ -100,12 +100,11 @@ int via_driver_load(struct drm_device *dev, unsigned long chipset)
         if (dev_priv == NULL)
                 return -ENOMEM;
 
+        idr_init(&dev_priv->object_idr);
         dev->dev_private = (void *)dev_priv;
 
         dev_priv->chipset = chipset;
 
-        idr_init(&dev->object_name_idr);
-
         pci_set_master(dev->pdev);
 
         ret = drm_vblank_init(dev, 1);
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index f082e48ab113..70d62f5bc909 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -215,7 +215,7 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len)
         int i;
 
         if (send_command(cmd) || send_argument(key)) {
-                pr_warn("%s: read arg fail\n", key);
+                pr_warn("%.4s: read arg fail\n", key);
                 return -EIO;
         }
 
@@ -223,7 +223,7 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len)
 
         for (i = 0; i < len; i++) {
                 if (__wait_status(0x05)) {
-                        pr_warn("%s: read data fail\n", key);
+                        pr_warn("%.4s: read data fail\n", key);
                         return -EIO;
                 }
                 buffer[i] = inb(APPLESMC_DATA_PORT);
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index b9d512331ed4..7f1feb2f467a 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -191,6 +191,24 @@ static ssize_t show_temp(struct device *dev,
         return tdata->valid ? sprintf(buf, "%d\n", tdata->temp) : -EAGAIN;
 }
 
+struct tjmax {
+        char const *id;
+        int tjmax;
+};
+
+static struct tjmax __cpuinitconst tjmax_table[] = {
+        { "CPU D410", 100000 },
+        { "CPU D425", 100000 },
+        { "CPU D510", 100000 },
+        { "CPU D525", 100000 },
+        { "CPU N450", 100000 },
+        { "CPU N455", 100000 },
+        { "CPU N470", 100000 },
+        { "CPU N475", 100000 },
+        { "CPU  230", 100000 },
+        { "CPU  330", 125000 },
+};
+
 static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id,
                                   struct device *dev)
 {
@@ -202,6 +220,13 @@ static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id,
         int err;
         u32 eax, edx;
         struct pci_dev *host_bridge;
+        int i;
+
+        /* explicit tjmax table entries override heuristics */
+        for (i = 0; i < ARRAY_SIZE(tjmax_table); i++) {
+                if (strstr(c->x86_model_id, tjmax_table[i].id))
+                        return tjmax_table[i].tjmax;
+        }
 
         /* Early chips have no MSR for TjMax */
 
@@ -210,7 +235,8 @@ static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id,
 
         /* Atom CPUs */
 
-        if (c->x86_model == 0x1c) {
+        if (c->x86_model == 0x1c || c->x86_model == 0x26
+            || c->x86_model == 0x27) {
                 usemsr_ee = 0;
 
                 host_bridge = pci_get_bus_and_slot(0, PCI_DEVFN(0, 0));
@@ -223,6 +249,9 @@ static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id,
                         tjmax = 90000;
 
                 pci_dev_put(host_bridge);
+        } else if (c->x86_model == 0x36) {
+                usemsr_ee = 0;
+                tjmax = 100000;
         }
 
         if (c->x86_model > 0xe && usemsr_ee) {
@@ -772,7 +801,7 @@ MODULE_DEVICE_TABLE(x86cpu, coretemp_ids);
 
 static int __init coretemp_init(void)
 {
-        int i, err = -ENODEV;
+        int i, err;
 
         /*
          * CPUID.06H.EAX[0] indicates whether the CPU has thermal
diff --git a/drivers/hwmon/emc2103.c b/drivers/hwmon/emc2103.c
index 9691f664c76e..e7d234b59312 100644
--- a/drivers/hwmon/emc2103.c
+++ b/drivers/hwmon/emc2103.c
@@ -451,11 +451,15 @@ static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *da,
                 data->fan_rpm_control = true;
                 break;
         default:
-                mutex_unlock(&data->update_lock);
-                return -EINVAL;
+                count = -EINVAL;
+                goto err;
         }
 
-        read_u8_from_i2c(client, REG_FAN_CONF1, &conf_reg);
+        result = read_u8_from_i2c(client, REG_FAN_CONF1, &conf_reg);
+        if (result) {
+                count = result;
+                goto err;
+        }
 
         if (data->fan_rpm_control)
                 conf_reg |= 0x80;
@@ -463,7 +467,7 @@ static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *da,
                 conf_reg &= ~0x80;
 
         i2c_smbus_write_byte_data(client, REG_FAN_CONF1, conf_reg);
-
+err:
         mutex_unlock(&data->update_lock);
         return count;
 }
diff --git a/drivers/iio/Kconfig b/drivers/iio/Kconfig
index 56eecefcec75..2ec93da41e2c 100644
--- a/drivers/iio/Kconfig
+++ b/drivers/iio/Kconfig
@@ -8,8 +8,7 @@ menuconfig IIO
         help
           The industrial I/O subsystem provides a unified framework for
           drivers for many different types of embedded sensors using a
-          number of different physical interfaces (i2c, spi, etc). See
-          Documentation/iio for more information.
+          number of different physical interfaces (i2c, spi, etc).
 
 if IIO
 
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 1ddd8861c71b..4f947e4377ef 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -661,7 +661,6 @@ static int iio_device_register_sysfs(struct iio_dev *indio_dev)
          * New channel registration method - relies on the fact a group does
          * not need to be initialized if it is name is NULL.
          */
-        INIT_LIST_HEAD(&indio_dev->channel_attr_list);
         if (indio_dev->channels)
                 for (i = 0; i < indio_dev->num_channels; i++) {
                         ret = iio_device_add_channel_sysfs(indio_dev,
@@ -725,12 +724,16 @@ static void iio_device_unregister_sysfs(struct iio_dev *indio_dev)
 static void iio_dev_release(struct device *device)
 {
         struct iio_dev *indio_dev = dev_to_iio_dev(device);
-        cdev_del(&indio_dev->chrdev);
+        if (indio_dev->chrdev.dev)
+                cdev_del(&indio_dev->chrdev);
         if (indio_dev->modes & INDIO_BUFFER_TRIGGERED)
                 iio_device_unregister_trigger_consumer(indio_dev);
         iio_device_unregister_eventset(indio_dev);
         iio_device_unregister_sysfs(indio_dev);
         iio_device_unregister_debugfs(indio_dev);
+
+        ida_simple_remove(&iio_ida, indio_dev->id);
+        kfree(indio_dev);
 }
 
 static struct device_type iio_dev_type = {
@@ -761,6 +764,7 @@ struct iio_dev *iio_device_alloc(int sizeof_priv)
                 dev_set_drvdata(&dev->dev, (void *)dev);
                 mutex_init(&dev->mlock);
                 mutex_init(&dev->info_exist_lock);
+                INIT_LIST_HEAD(&dev->channel_attr_list);
 
                 dev->id = ida_simple_get(&iio_ida, 0, 0, GFP_KERNEL);
                 if (dev->id < 0) {
@@ -778,10 +782,8 @@ EXPORT_SYMBOL(iio_device_alloc);
 
 void iio_device_free(struct iio_dev *dev)
 {
-        if (dev) {
-                ida_simple_remove(&iio_ida, dev->id);
-                kfree(dev);
-        }
+        if (dev)
+                put_device(&dev->dev);
 }
 EXPORT_SYMBOL(iio_device_free);
 
@@ -902,7 +904,7 @@ void iio_device_unregister(struct iio_dev *indio_dev)
         mutex_lock(&indio_dev->info_exist_lock);
         indio_dev->info = NULL;
         mutex_unlock(&indio_dev->info_exist_lock);
-        device_unregister(&indio_dev->dev);
+        device_del(&indio_dev->dev);
 }
 EXPORT_SYMBOL(iio_device_unregister);
 subsys_initcall(iio_init);
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 55d5642eb10a..2e826f9702c6 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1184,7 +1184,7 @@ static void cma_set_req_event_data(struct rdma_cm_event *event,
 
 static int cma_check_req_qp_type(struct rdma_cm_id *id, struct ib_cm_event *ib_event)
 {
-        return (((ib_event->event == IB_CM_REQ_RECEIVED) ||
+        return (((ib_event->event == IB_CM_REQ_RECEIVED) &&
                  (ib_event->param.req_rcvd.qp_type == id->qp_type)) ||
                 ((ib_event->event == IB_CM_SIDR_REQ_RECEIVED) &&
                  (id->qp_type == IB_QPT_UD)) ||
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma.h b/drivers/infiniband/hw/ocrdma/ocrdma.h
index 037f5cea85bd..48970af23679 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma.h
+++ b/drivers/infiniband/hw/ocrdma/ocrdma.h
@@ -61,6 +61,7 @@ struct ocrdma_dev_attr {
         u32 max_inline_data;
         int max_send_sge;
         int max_recv_sge;
+        int max_srq_sge;
         int max_mr;
         u64 max_mr_size;
         u32 max_num_mr_pbl;
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
index 9343a1522977..71942af4fce9 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
@@ -990,8 +990,6 @@ static void ocrdma_get_attr(struct ocrdma_dev *dev,
                               struct ocrdma_dev_attr *attr,
                               struct ocrdma_mbx_query_config *rsp)
 {
-        int max_q_mem;
-
         attr->max_pd =
             (rsp->max_pd_ca_ack_delay & OCRDMA_MBX_QUERY_CFG_MAX_PD_MASK) >>
             OCRDMA_MBX_QUERY_CFG_MAX_PD_SHIFT;
@@ -1004,6 +1002,9 @@ static void ocrdma_get_attr(struct ocrdma_dev *dev,
         attr->max_recv_sge = (rsp->max_write_send_sge &
                               OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_MASK) >>
             OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_SHIFT;
+        attr->max_srq_sge = (rsp->max_srq_rqe_sge &
+                              OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_MASK) >>
+            OCRDMA_MBX_QUERY_CFG_MAX_SRQ_SGE_OFFSET;
         attr->max_ord_per_qp = (rsp->max_ird_ord_per_qp &
                                 OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_MASK) >>
             OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_SHIFT;
@@ -1037,18 +1038,15 @@ static void ocrdma_get_attr(struct ocrdma_dev *dev,
         attr->max_inline_data =
             attr->wqe_size - (sizeof(struct ocrdma_hdr_wqe) +
                               sizeof(struct ocrdma_sge));
-        max_q_mem = OCRDMA_Q_PAGE_BASE_SIZE << (OCRDMA_MAX_Q_PAGE_SIZE_CNT - 1);
-        /* hw can queue one less then the configured size,
-         * so publish less by one to stack.
-         */
         if (dev->nic_info.dev_family == OCRDMA_GEN2_FAMILY) {
-                dev->attr.max_wqe = max_q_mem / dev->attr.wqe_size;
                 attr->ird = 1;
                 attr->ird_page_size = OCRDMA_MIN_Q_PAGE_SIZE;
                 attr->num_ird_pages = MAX_OCRDMA_IRD_PAGES;
-        } else
-                dev->attr.max_wqe = (max_q_mem / dev->attr.wqe_size) - 1;
-        dev->attr.max_rqe = (max_q_mem / dev->attr.rqe_size) - 1;
+        }
+        dev->attr.max_wqe = rsp->max_wqes_rqes_per_q >>
+                 OCRDMA_MBX_QUERY_CFG_MAX_WQES_PER_WQ_OFFSET;
+        dev->attr.max_rqe = rsp->max_wqes_rqes_per_q &
+                OCRDMA_MBX_QUERY_CFG_MAX_RQES_PER_RQ_MASK;
 }
 
 static int ocrdma_check_fw_config(struct ocrdma_dev *dev,
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
index 04fef3de6d75..b050e629e9c3 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
@@ -97,13 +97,11 @@ static void ocrdma_build_sgid_mac(union ib_gid *sgid, unsigned char *mac_addr,
         sgid->raw[15] = mac_addr[5];
 }
 
-static void ocrdma_add_sgid(struct ocrdma_dev *dev, unsigned char *mac_addr,
+static bool ocrdma_add_sgid(struct ocrdma_dev *dev, unsigned char *mac_addr,
                             bool is_vlan, u16 vlan_id)
 {
         int i;
-        bool found = false;
         union ib_gid new_sgid;
-        int free_idx = OCRDMA_MAX_SGID;
         unsigned long flags;
 
         memset(&ocrdma_zero_sgid, 0, sizeof(union ib_gid));
@@ -115,23 +113,19 @@ static void ocrdma_add_sgid(struct ocrdma_dev *dev, unsigned char *mac_addr,
                 if (!memcmp(&dev->sgid_tbl[i], &ocrdma_zero_sgid,
                             sizeof(union ib_gid))) {
                         /* found free entry */
-                        if (!found) {
-                                free_idx = i;
-                                found = true;
-                                break;
-                        }
+                        memcpy(&dev->sgid_tbl[i], &new_sgid,
+                               sizeof(union ib_gid));
+                        spin_unlock_irqrestore(&dev->sgid_lock, flags);
+                        return true;
                 } else if (!memcmp(&dev->sgid_tbl[i], &new_sgid,
                                    sizeof(union ib_gid))) {
                         /* entry already present, no addition is required. */
                         spin_unlock_irqrestore(&dev->sgid_lock, flags);
-                        return;
+                        return false;
                 }
         }
-        /* if entry doesn't exist and if table has some space, add entry */
-        if (found)
-                memcpy(&dev->sgid_tbl[free_idx], &new_sgid,
-                       sizeof(union ib_gid));
         spin_unlock_irqrestore(&dev->sgid_lock, flags);
+        return false;
 }
 
 static bool ocrdma_del_sgid(struct ocrdma_dev *dev, unsigned char *mac_addr,
@@ -167,7 +161,8 @@ static void ocrdma_add_default_sgid(struct ocrdma_dev *dev)
         ocrdma_get_guid(dev, &sgid->raw[8]);
 }
 
-static int ocrdma_build_sgid_tbl(struct ocrdma_dev *dev)
+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
+static void ocrdma_add_vlan_sgids(struct ocrdma_dev *dev)
 {
         struct net_device *netdev, *tmp;
         u16 vlan_id;
@@ -175,8 +170,6 @@ static int ocrdma_build_sgid_tbl(struct ocrdma_dev *dev)
 
         netdev = dev->nic_info.netdev;
 
-        ocrdma_add_default_sgid(dev);
-
         rcu_read_lock();
         for_each_netdev_rcu(&init_net, tmp) {
                 if (netdev == tmp || vlan_dev_real_dev(tmp) == netdev) {
@@ -194,10 +187,23 @@ static int ocrdma_build_sgid_tbl(struct ocrdma_dev *dev)
                 }
         }
         rcu_read_unlock();
+}
+#else
+static void ocrdma_add_vlan_sgids(struct ocrdma_dev *dev)
+{
+
+}
+#endif /* VLAN */
+
+static int ocrdma_build_sgid_tbl(struct ocrdma_dev *dev)
+{
+        ocrdma_add_default_sgid(dev);
+        ocrdma_add_vlan_sgids(dev);
         return 0;
 }
 
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) || \
+defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
 
 static int ocrdma_inet6addr_event(struct notifier_block *notifier,
                                   unsigned long event, void *ptr)
@@ -208,6 +214,7 @@ static int ocrdma_inet6addr_event(struct notifier_block *notifier,
         struct ib_event gid_event;
         struct ocrdma_dev *dev;
         bool found = false;
+        bool updated = false;
         bool is_vlan = false;
         u16 vid = 0;
 
@@ -233,23 +240,21 @@ static int ocrdma_inet6addr_event(struct notifier_block *notifier,
         mutex_lock(&dev->dev_lock);
         switch (event) {
         case NETDEV_UP:
-                ocrdma_add_sgid(dev, netdev->dev_addr, is_vlan, vid);
+                updated = ocrdma_add_sgid(dev, netdev->dev_addr, is_vlan, vid);
                 break;
         case NETDEV_DOWN:
-                found = ocrdma_del_sgid(dev, netdev->dev_addr, is_vlan, vid);
-                if (found) {
-                        /* found the matching entry, notify
-                         * the consumers about it
-                         */
-                        gid_event.device = &dev->ibdev;
-                        gid_event.element.port_num = 1;
-                        gid_event.event = IB_EVENT_GID_CHANGE;
-                        ib_dispatch_event(&gid_event);
-                }
+                updated = ocrdma_del_sgid(dev, netdev->dev_addr, is_vlan, vid);
                 break;
         default:
                 break;
         }
+        if (updated) {
+                /* GID table updated, notify the consumers about it */
+                gid_event.device = &dev->ibdev;
+                gid_event.element.port_num = 1;
+                gid_event.event = IB_EVENT_GID_CHANGE;
+                ib_dispatch_event(&gid_event);
+        }
         mutex_unlock(&dev->dev_lock);
         return NOTIFY_OK;
 }
@@ -258,7 +263,7 @@ static struct notifier_block ocrdma_inet6addr_notifier = {
         .notifier_call = ocrdma_inet6addr_event
 };
 
-#endif /* IPV6 */
+#endif /* IPV6 and VLAN */
 
 static enum rdma_link_layer ocrdma_link_layer(struct ib_device *device,
                                               u8 port_num)
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h
index 7fd80cc0f037..c75cbdfa87e7 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h
@@ -418,6 +418,9 @@ enum {
 
         OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_SHIFT         = 0,
         OCRDMA_MBX_QUERY_CFG_MAX_SEND_SGE_MASK          = 0xFFFF,
+        OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_SHIFT        = 16,
+        OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_MASK         = 0xFFFF <<
+                                OCRDMA_MBX_QUERY_CFG_MAX_WRITE_SGE_SHIFT,
 
         OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_SHIFT       = 0,
         OCRDMA_MBX_QUERY_CFG_MAX_ORD_PER_QP_MASK        = 0xFFFF,
@@ -458,7 +461,7 @@ enum {
                                 OCRDMA_MBX_QUERY_CFG_MAX_WQES_PER_WQ_OFFSET,
         OCRDMA_MBX_QUERY_CFG_MAX_RQES_PER_RQ_OFFSET     = 0,
         OCRDMA_MBX_QUERY_CFG_MAX_RQES_PER_RQ_MASK       = 0xFFFF <<
-                                OCRDMA_MBX_QUERY_CFG_MAX_WQES_PER_WQ_OFFSET,
+                                OCRDMA_MBX_QUERY_CFG_MAX_RQES_PER_RQ_OFFSET,
 
         OCRDMA_MBX_QUERY_CFG_MAX_CQ_OFFSET              = 16,
         OCRDMA_MBX_QUERY_CFG_MAX_CQ_MASK                = 0xFFFF <<
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
index d16d172b6b6b..2e2e7aecc990 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
@@ -53,7 +53,7 @@ int ocrdma_query_gid(struct ib_device *ibdev, u8 port,
 
         dev = get_ocrdma_dev(ibdev);
         memset(sgid, 0, sizeof(*sgid));
-        if (index > OCRDMA_MAX_SGID)
+        if (index >= OCRDMA_MAX_SGID)
                 return -EINVAL;
 
         memcpy(sgid, &dev->sgid_tbl[index], sizeof(*sgid));
@@ -83,8 +83,8 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr)
                                         IB_DEVICE_SHUTDOWN_PORT |
                                         IB_DEVICE_SYS_IMAGE_GUID |
                                         IB_DEVICE_LOCAL_DMA_LKEY;
-        attr->max_sge = dev->attr.max_send_sge;
-        attr->max_sge_rd = dev->attr.max_send_sge;
+        attr->max_sge = min(dev->attr.max_send_sge, dev->attr.max_srq_sge);
+        attr->max_sge_rd = 0;
         attr->max_cq = dev->attr.max_cq;
         attr->max_cqe = dev->attr.max_cqe;
         attr->max_mr = dev->attr.max_mr;
@@ -97,7 +97,7 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr)
             min(dev->attr.max_ord_per_qp, dev->attr.max_ird_per_qp);
         attr->max_qp_init_rd_atom = dev->attr.max_ord_per_qp;
         attr->max_srq = (dev->attr.max_qp - 1);
-        attr->max_srq_sge = attr->max_sge;
+        attr->max_srq_sge = attr->max_srq_sge;
         attr->max_srq_wr = dev->attr.max_rqe;
         attr->local_ca_ack_delay = dev->attr.local_ca_ack_delay;
         attr->max_fast_reg_page_list_len = 0;
@@ -2301,8 +2301,10 @@ static bool ocrdma_poll_err_rcqe(struct ocrdma_qp *qp, struct ocrdma_cqe *cqe,
                         *stop = true;
                         expand = false;
                 }
-        } else
+        } else {
+                *polled = true;
                 expand = ocrdma_update_err_rcqe(ibwc, cqe, qp, status);
+        }
         return expand;
 }
 
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c
index af2d9086d7e8..c370c2d87c17 100644
--- a/drivers/media/video/pms.c
+++ b/drivers/media/video/pms.c
@@ -29,6 +29,7 @@
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/mutex.h>
+#include <linux/slab.h>
 #include <linux/uaccess.h>
 #include <linux/isa.h>
 #include <asm/io.h>
diff --git a/drivers/mfd/stmpe-i2c.c b/drivers/mfd/stmpe-i2c.c
index 373f423b1181..947a06a1845f 100644
--- a/drivers/mfd/stmpe-i2c.c
+++ b/drivers/mfd/stmpe-i2c.c
@@ -6,7 +6,7 @@
  *
  * License Terms: GNU General Public License, version 2
  * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
- * Author: Viresh Kumar <viresh.kumar@st.com> for ST Microelectronics
+ * Author: Viresh Kumar <viresh.linux@gmail.com> for ST Microelectronics
  */
 
 #include <linux/i2c.h>
diff --git a/drivers/mfd/stmpe-spi.c b/drivers/mfd/stmpe-spi.c
index afd459013ecb..9edfe864cc05 100644
--- a/drivers/mfd/stmpe-spi.c
+++ b/drivers/mfd/stmpe-spi.c
@@ -4,7 +4,7 @@
  * Copyright (C) ST Microelectronics SA 2011
  *
  * License Terms: GNU General Public License, version 2
- * Author: Viresh Kumar <viresh.kumar@st.com> for ST Microelectronics
+ * Author: Viresh Kumar <viresh.linux@gmail.com> for ST Microelectronics
  */
 
 #include <linux/spi/spi.h>
@@ -146,4 +146,4 @@ module_exit(stmpe_exit);
 
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("STMPE MFD SPI Interface Driver");
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 93936f1b75eb..23f5463d4cae 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -835,7 +835,7 @@ static int _mei_irq_thread_read(struct mei_device *dev,	s32 *slots,
                         struct mei_cl *cl,
                         struct mei_io_list *cmpl_list)
 {
-        if ((*slots * sizeof(u32)) >= (sizeof(struct mei_msg_hdr) +
+        if ((*slots * sizeof(u32)) < (sizeof(struct mei_msg_hdr) +
                         sizeof(struct hbm_flow_control))) {
                 /* return the cancel routine */
                 list_del(&cb_pos->cb_list);
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index c70333228337..7de13891e49e 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -982,7 +982,7 @@ static int __devinit mei_probe(struct pci_dev *pdev,
                 err = request_threaded_irq(pdev->irq,
                         NULL,
                         mei_interrupt_thread_handler,
-                        0, mei_driver_name, dev);
+                        IRQF_ONESHOT, mei_driver_name, dev);
         else
                 err = request_threaded_irq(pdev->irq,
                         mei_interrupt_quick_handler,
@@ -992,7 +992,7 @@ static int __devinit mei_probe(struct pci_dev *pdev,
         if (err) {
                 dev_err(&pdev->dev, "request_threaded_irq failure. irq = %d\n",
                        pdev->irq);
-                goto unmap_memory;
+                goto disable_msi;
         }
         INIT_DELAYED_WORK(&dev->timer_work, mei_timer);
         if (mei_hw_init(dev)) {
@@ -1023,8 +1023,8 @@ release_irq:
         mei_disable_interrupts(dev);
         flush_scheduled_work();
         free_irq(pdev->irq, dev);
+disable_msi:
         pci_disable_msi(pdev);
-unmap_memory:
         pci_iounmap(pdev, dev->mem_addr);
 free_device:
         kfree(dev);
@@ -1101,6 +1101,8 @@ static void __devexit mei_remove(struct pci_dev *pdev)
 
         pci_release_regions(pdev);
         pci_disable_device(pdev);
+
+        misc_deregister(&mei_misc_device);
 }
 #ifdef CONFIG_PM
 static int mei_pci_suspend(struct device *device)
@@ -1216,7 +1218,6 @@ module_init(mei_init_module);
  */
 static void __exit mei_exit_module(void)
 {
-        misc_deregister(&mei_misc_device);
         pci_unregister_driver(&mei_driver);
 
         pr_debug("unloaded successfully.\n");
diff --git a/drivers/misc/mei/wd.c b/drivers/misc/mei/wd.c
index 6be5605707b4..e2ec0505eb5c 100644
--- a/drivers/misc/mei/wd.c
+++ b/drivers/misc/mei/wd.c
@@ -341,7 +341,7 @@ static const struct watchdog_ops wd_ops = {
 };
 static const struct watchdog_info wd_info = {
                 .identity = INTEL_AMT_WATCHDOG_ID,
-                .options = WDIOF_KEEPALIVEPING,
+                .options = WDIOF_KEEPALIVEPING | WDIOF_ALARMONLY,
 };
 
 static struct watchdog_device amt_wd_dev = {
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 2d4a4b746750..258b203397aa 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1326,7 +1326,7 @@ static int mmc_suspend(struct mmc_host *host)
                 if (!err)
                         mmc_card_set_sleep(host->card);
         } else if (!mmc_host_is_spi(host))
-                mmc_deselect_cards(host);
+                err = mmc_deselect_cards(host);
         host->card->state &= ~(MMC_STATE_HIGHSPEED | MMC_STATE_HIGHSPEED_200);
         mmc_release_host(host);
 
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index c272c6868ecf..b2b43f624b9e 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -1075,16 +1075,18 @@ static void mmc_sd_detect(struct mmc_host *host)
  */
 static int mmc_sd_suspend(struct mmc_host *host)
 {
+        int err = 0;
+
         BUG_ON(!host);
         BUG_ON(!host->card);
 
         mmc_claim_host(host);
         if (!mmc_host_is_spi(host))
-                mmc_deselect_cards(host);
+                err = mmc_deselect_cards(host);
         host->card->state &= ~MMC_STATE_HIGHSPEED;
         mmc_release_host(host);
 
-        return 0;
+        return err;
 }
 
 /*
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 13d0e95380ab..41c5fd8848f4 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -218,6 +218,12 @@ static int sdio_enable_wide(struct mmc_card *card)
         if (ret)
                 return ret;
 
+        if ((ctrl & SDIO_BUS_WIDTH_MASK) == SDIO_BUS_WIDTH_RESERVED)
+                pr_warning("%s: SDIO_CCCR_IF is invalid: 0x%02x\n",
+                           mmc_hostname(card->host), ctrl);
+
+        /* set as 4-bit bus width */
+        ctrl &= ~SDIO_BUS_WIDTH_MASK;
         ctrl |= SDIO_BUS_WIDTH_4BIT;
 
         ret = mmc_io_rw_direct(card, 1, 0, SDIO_CCCR_IF, ctrl, NULL);
diff --git a/drivers/mmc/host/atmel-mci-regs.h b/drivers/mmc/host/atmel-mci-regs.h
index 787aba1682bb..ab56f7db5315 100644
--- a/drivers/mmc/host/atmel-mci-regs.h
+++ b/drivers/mmc/host/atmel-mci-regs.h
@@ -140,4 +140,18 @@
 #define atmci_writel(port,reg,value)                    \
         __raw_writel((value), (port)->regs + reg)
 
+/*
+ * Fix sconfig's burst size according to atmel MCI. We need to convert them as:
+ * 1 -> 0, 4 -> 1, 8 -> 2, 16 -> 3.
+ *
+ * This can be done by finding most significant bit set.
+ */
+static inline unsigned int atmci_convert_chksize(unsigned int maxburst)
+{
+        if (maxburst > 1)
+                return fls(maxburst) - 2;
+        else
+                return 0;
+}
+
 #endif /* __DRIVERS_MMC_ATMEL_MCI_H__ */
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 420aca642b14..f2c115e06438 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -910,6 +910,7 @@ atmci_prepare_data_dma(struct atmel_mci *host, struct mmc_data *data)
         enum dma_data_direction         direction;
         enum dma_transfer_direction     slave_dirn;
         unsigned int                    sglen;
+        u32                             maxburst;
         u32 iflags;
 
         data->error = -EINPROGRESS;
@@ -943,17 +944,18 @@ atmci_prepare_data_dma(struct atmel_mci *host, struct mmc_data *data)
         if (!chan)
                 return -ENODEV;
 
-        if (host->caps.has_dma)
-                atmci_writel(host, ATMCI_DMA, ATMCI_DMA_CHKSIZE(3) | ATMCI_DMAEN);
-
         if (data->flags & MMC_DATA_READ) {
                 direction = DMA_FROM_DEVICE;
                 host->dma_conf.direction = slave_dirn = DMA_DEV_TO_MEM;
+                maxburst = atmci_convert_chksize(host->dma_conf.src_maxburst);
         } else {
                 direction = DMA_TO_DEVICE;
                 host->dma_conf.direction = slave_dirn = DMA_MEM_TO_DEV;
+                maxburst = atmci_convert_chksize(host->dma_conf.dst_maxburst);
         }
 
+        atmci_writel(host, ATMCI_DMA, ATMCI_DMA_CHKSIZE(maxburst) | ATMCI_DMAEN);
+
         sglen = dma_map_sg(chan->device->dev, data->sg,
                         data->sg_len, direction);
 
@@ -2314,6 +2316,8 @@ static int __init atmci_probe(struct platform_device *pdev)
 
         platform_set_drvdata(pdev, host);
 
+        setup_timer(&host->timer, atmci_timeout_timer, (unsigned long)host);
+
         /* We need at least one slot to succeed */
         nr_slots = 0;
         ret = -ENODEV;
@@ -2352,8 +2356,6 @@ static int __init atmci_probe(struct platform_device *pdev)
                 }
         }
 
-        setup_timer(&host->timer, atmci_timeout_timer, (unsigned long)host);
-
         dev_info(&pdev->dev,
                         "Atmel MCI controller at 0x%08lx irq %d, %u slots\n",
                         host->mapbase, irq, nr_slots);
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 9bbf45f8c538..1ca5e72ceb65 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -418,6 +418,8 @@ static int dw_mci_idmac_init(struct dw_mci *host)
         p->des3 = host->sg_dma;
         p->des0 = IDMAC_DES0_ER;
 
+        mci_writel(host, BMOD, SDMMC_IDMAC_SWRESET);
+
         /* Mask out interrupts - get Tx & Rx complete only */
         mci_writel(host, IDINTEN, SDMMC_IDMAC_INT_NI | SDMMC_IDMAC_INT_RI |
                    SDMMC_IDMAC_INT_TI);
@@ -615,14 +617,15 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot)
         u32 div;
 
         if (slot->clock != host->current_speed) {
-                if (host->bus_hz % slot->clock)
+                div = host->bus_hz / slot->clock;
+                if (host->bus_hz % slot->clock && host->bus_hz > slot->clock)
                         /*
                          * move the + 1 after the divide to prevent
                          * over-clocking the card.
                          */
-                        div = ((host->bus_hz / slot->clock) >> 1) + 1;
-                else
-                        div = (host->bus_hz  / slot->clock) >> 1;
+                        div += 1;
+
+                div = (host->bus_hz != slot->clock) ? DIV_ROUND_UP(div, 2) : 0;
 
                 dev_info(&slot->mmc->class_dev,
                          "Bus speed (slot %d) = %dHz (slot req %dHz, actual %dHZ"
@@ -939,8 +942,8 @@ static void dw_mci_command_complete(struct dw_mci *host, struct mmc_command *cmd
                         mdelay(20);
 
                 if (cmd->data) {
-                        host->data = NULL;
                         dw_mci_stop_dma(host);
+                        host->data = NULL;
                 }
         }
 }
@@ -1623,7 +1626,6 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id)
         if (pending & (SDMMC_IDMAC_INT_TI | SDMMC_IDMAC_INT_RI)) {
                 mci_writel(host, IDSTS, SDMMC_IDMAC_INT_TI | SDMMC_IDMAC_INT_RI);
                 mci_writel(host, IDSTS, SDMMC_IDMAC_INT_NI);
-                set_bit(EVENT_DATA_COMPLETE, &host->pending_events);
                 host->dma_ops->complete(host);
         }
 #endif
@@ -1725,7 +1727,8 @@ static void dw_mci_work_routine_card(struct work_struct *work)
 
 #ifdef CONFIG_MMC_DW_IDMAC
                                 ctrl = mci_readl(host, BMOD);
-                                ctrl |= 0x01; /* Software reset of DMA */
+                                /* Software reset of DMA */
+                                ctrl |= SDMMC_IDMAC_SWRESET;
                                 mci_writel(host, BMOD, ctrl);
 #endif
 
@@ -1950,10 +1953,6 @@ int dw_mci_probe(struct dw_mci *host)
         spin_lock_init(&host->lock);
         INIT_LIST_HEAD(&host->queue);
 
-
-        host->dma_ops = host->pdata->dma_ops;
-        dw_mci_init_dma(host);
-
         /*
          * Get the host data width - this assumes that HCON has been set with
          * the correct values.
@@ -1981,10 +1980,11 @@ int dw_mci_probe(struct dw_mci *host)
         }
 
         /* Reset all blocks */
-        if (!mci_wait_reset(&host->dev, host)) {
-                ret = -ENODEV;
-                goto err_dmaunmap;
-        }
+        if (!mci_wait_reset(&host->dev, host))
+                return -ENODEV;
+
+        host->dma_ops = host->pdata->dma_ops;
+        dw_mci_init_dma(host);
 
         /* Clear the interrupts for the host controller */
         mci_writel(host, RINTSTS, 0xFFFFFFFF);
@@ -2170,14 +2170,14 @@ int dw_mci_resume(struct dw_mci *host)
         if (host->vmmc)
                 regulator_enable(host->vmmc);
 
-        if (host->dma_ops->init)
-                host->dma_ops->init(host);
-
         if (!mci_wait_reset(&host->dev, host)) {
                 ret = -ENODEV;
                 return ret;
         }
 
+        if (host->dma_ops->init)
+                host->dma_ops->init(host);
+
         /* Restore the old value at FIFOTH register */
         mci_writel(host, FIFOTH, host->fifoth_val);
 
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index f0fcce40cd8d..50ff19a62368 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1216,12 +1216,7 @@ static void mmci_dt_populate_generic_pdata(struct device_node *np,
         int bus_width = 0;
 
         pdata->gpio_wp = of_get_named_gpio(np, "wp-gpios", 0);
-        if (!pdata->gpio_wp)
-                pdata->gpio_wp = -1;
-
         pdata->gpio_cd = of_get_named_gpio(np, "cd-gpios", 0);
-        if (!pdata->gpio_cd)
-                pdata->gpio_cd = -1;
 
         if (of_get_property(np, "cd-inverted", NULL))
                 pdata->cd_invert = true;
@@ -1276,6 +1271,12 @@ static int __devinit mmci_probe(struct amba_device *dev,
                 return -EINVAL;
         }
 
+        if (!plat) {
+                plat = devm_kzalloc(&dev->dev, sizeof(*plat), GFP_KERNEL);
+                if (!plat)
+                        return -ENOMEM;
+        }
+
         if (np)
                 mmci_dt_populate_generic_pdata(np, plat);
 
@@ -1424,6 +1425,10 @@ static int __devinit mmci_probe(struct amba_device *dev,
         writel(0, host->base + MMCIMASK1);
         writel(0xfff, host->base + MMCICLEAR);
 
+        if (plat->gpio_cd == -EPROBE_DEFER) {
+                ret = -EPROBE_DEFER;
+                goto err_gpio_cd;
+        }
         if (gpio_is_valid(plat->gpio_cd)) {
                 ret = gpio_request(plat->gpio_cd, DRIVER_NAME " (cd)");
                 if (ret == 0)
@@ -1447,6 +1452,10 @@ static int __devinit mmci_probe(struct amba_device *dev,
                 if (ret >= 0)
                         host->gpio_cd_irq = gpio_to_irq(plat->gpio_cd);
         }
+        if (plat->gpio_wp == -EPROBE_DEFER) {
+                ret = -EPROBE_DEFER;
+                goto err_gpio_wp;
+        }
         if (gpio_is_valid(plat->gpio_wp)) {
                 ret = gpio_request(plat->gpio_wp, DRIVER_NAME " (wp)");
                 if (ret == 0)
diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
index 34a90266ab11..277161d279b8 100644
--- a/drivers/mmc/host/mxs-mmc.c
+++ b/drivers/mmc/host/mxs-mmc.c
@@ -894,8 +894,8 @@ static struct platform_driver mxs_mmc_driver = {
                 .owner  = THIS_MODULE,
 #ifdef CONFIG_PM
                 .pm     = &mxs_mmc_pm_ops,
-                .of_match_table = mxs_mmc_dt_ids,
 #endif
+                .of_match_table = mxs_mmc_dt_ids,
         },
 };
 
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 552196c764d4..3e8dcf8d2e05 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -1300,7 +1300,7 @@ static const struct mmc_host_ops mmc_omap_ops = {
         .set_ios        = mmc_omap_set_ios,
 };
 
-static int __init mmc_omap_new_slot(struct mmc_omap_host *host, int id)
+static int __devinit mmc_omap_new_slot(struct mmc_omap_host *host, int id)
 {
         struct mmc_omap_slot *slot = NULL;
         struct mmc_host *mmc;
@@ -1485,24 +1485,26 @@ static int __devinit mmc_omap_probe(struct platform_device *pdev)
         }
 
         host->nr_slots = pdata->nr_slots;
+        host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
+
+        host->mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0);
+        if (!host->mmc_omap_wq)
+                goto err_plat_cleanup;
+
         for (i = 0; i < pdata->nr_slots; i++) {
                 ret = mmc_omap_new_slot(host, i);
                 if (ret < 0) {
                         while (--i >= 0)
                                 mmc_omap_remove_slot(host->slots[i]);
 
-                        goto err_plat_cleanup;
+                        goto err_destroy_wq;
                 }
         }
 
-        host->reg_shift = (cpu_is_omap7xx() ? 1 : 2);
-
-        host->mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0);
-        if (!host->mmc_omap_wq)
-                goto err_plat_cleanup;
-
         return 0;
 
+err_destroy_wq:
+        destroy_workqueue(host->mmc_omap_wq);
 err_plat_cleanup:
         if (pdata->cleanup)
                 pdata->cleanup(&pdev->dev);
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 55a164fcaa15..a50c205ea208 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -404,7 +404,7 @@ static void sdhci_s3c_setup_card_detect_gpio(struct sdhci_s3c *sc)
                 if (sc->ext_cd_irq &&
                     request_threaded_irq(sc->ext_cd_irq, NULL,
                                          sdhci_s3c_gpio_card_detect_thread,
-                                         IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+                                         IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
                                          dev_name(dev), sc) == 0) {
                         int status = gpio_get_value(sc->ext_cd_gpio);
                         if (pdata->ext_cd_gpio_invert)
diff --git a/drivers/mmc/host/sdhci-spear.c b/drivers/mmc/host/sdhci-spear.c
index 1fe32dfa7cd4..423da8194cd8 100644
--- a/drivers/mmc/host/sdhci-spear.c
+++ b/drivers/mmc/host/sdhci-spear.c
@@ -4,7 +4,7 @@
  * Support of SDHCI platform devices for spear soc family
  *
  * Copyright (C) 2010 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * Inspired by sdhci-pltfm.c
  *
@@ -289,5 +289,5 @@ static struct platform_driver sdhci_driver = {
 module_platform_driver(sdhci_driver);
 
 MODULE_DESCRIPTION("SPEAr Secure Digital Host Controller Interface driver");
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index e626732aff77..f4b8b4db3a9a 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -680,8 +680,8 @@ static u8 sdhci_calc_timeout(struct sdhci_host *host, struct mmc_command *cmd)
         }
 
         if (count >= 0xF) {
-                pr_warning("%s: Too large timeout 0x%x requested for CMD%d!\n",
-                           mmc_hostname(host->mmc), count, cmd->opcode);
+                DBG("%s: Too large timeout 0x%x requested for CMD%d!\n",
+                    mmc_hostname(host->mmc), count, cmd->opcode);
                 count = 0xE;
         }
 
diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c
index ae36d7e1e913..551e316e4454 100644
--- a/drivers/mtd/mtdoops.c
+++ b/drivers/mtd/mtdoops.c
@@ -304,32 +304,17 @@ static void find_next_position(struct mtdoops_context *cxt)
 }
 
 static void mtdoops_do_dump(struct kmsg_dumper *dumper,
-                enum kmsg_dump_reason reason, const char *s1, unsigned long l1,
-                const char *s2, unsigned long l2)
+                            enum kmsg_dump_reason reason)
 {
         struct mtdoops_context *cxt = container_of(dumper,
                         struct mtdoops_context, dump);
-        unsigned long s1_start, s2_start;
-        unsigned long l1_cpy, l2_cpy;
-        char *dst;
-
-        if (reason != KMSG_DUMP_OOPS &&
-            reason != KMSG_DUMP_PANIC)
-                return;
 
         /* Only dump oopses if dump_oops is set */
         if (reason == KMSG_DUMP_OOPS && !dump_oops)
                 return;
 
-        dst = cxt->oops_buf + MTDOOPS_HEADER_SIZE; /* Skip the header */
-        l2_cpy = min(l2, record_size - MTDOOPS_HEADER_SIZE);
-        l1_cpy = min(l1, record_size - MTDOOPS_HEADER_SIZE - l2_cpy);
-
-        s2_start = l2 - l2_cpy;
-        s1_start = l1 - l1_cpy;
-
-        memcpy(dst, s1 + s1_start, l1_cpy);
-        memcpy(dst + l1_cpy, s2 + s2_start, l2_cpy);
+        kmsg_dump_get_buffer(dumper, true, cxt->oops_buf + MTDOOPS_HEADER_SIZE,
+                             record_size - MTDOOPS_HEADER_SIZE, NULL);
 
         /* Panics must be written immediately */
         if (reason != KMSG_DUMP_OOPS)
@@ -375,6 +360,7 @@ static void mtdoops_notify_add(struct mtd_info *mtd)
                 return;
         }
 
+        cxt->dump.max_reason = KMSG_DUMP_OOPS;
         cxt->dump.dump = mtdoops_do_dump;
         err = kmsg_dump_register(&cxt->dump);
         if (err) {
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index acd03a4f9730..1b988f26bdf1 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -3767,7 +3767,7 @@ static int b43_switch_band(struct b43_wl *wl, struct ieee80211_channel *chan)
         if (prev_status >= B43_STAT_STARTED) {
                 err = b43_wireless_core_start(up_dev);
                 if (err) {
-                        b43err(wl, "Fatal: Coult not start device for "
+                        b43err(wl, "Fatal: Could not start device for "
                                "selected %s-GHz band\n",
                                band_to_string(chan->band));
                         b43_wireless_core_exit(up_dev);
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index cd9c9bc186d9..eae691e2f7dd 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -2633,7 +2633,7 @@ static int b43legacy_switch_phymode(struct b43legacy_wl *wl,
         if (prev_status >= B43legacy_STAT_STARTED) {
                 err = b43legacy_wireless_core_start(up_dev);
                 if (err) {
-                        b43legacyerr(wl, "Fatal: Coult not start device for "
+                        b43legacyerr(wl, "Fatal: Could not start device for "
                                "newly selected %s-PHY mode\n",
                                phymode_to_string(new_mode));
                         b43legacy_wireless_core_exit(up_dev);
diff --git a/drivers/pinctrl/pinctrl-mxs.c b/drivers/pinctrl/pinctrl-mxs.c
index afb50ee64598..4ba4636b6a4a 100644
--- a/drivers/pinctrl/pinctrl-mxs.c
+++ b/drivers/pinctrl/pinctrl-mxs.c
@@ -137,7 +137,7 @@ static int mxs_dt_node_to_map(struct pinctrl_dev *pctldev,
 
 free_group:
         if (!purecfg)
-                free(group);
+                kfree(group);
 free:
         kfree(new_map);
         return ret;
diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c
index e8937e7e4999..3e7e47d6b385 100644
--- a/drivers/pinctrl/pinctrl-nomadik.c
+++ b/drivers/pinctrl/pinctrl-nomadik.c
@@ -1438,7 +1438,27 @@ static int nmk_pmx_enable(struct pinctrl_dev *pctldev, unsigned function,
 
         dev_dbg(npct->dev, "enable group %s, %u pins\n", g->name, g->npins);
 
-        /* Handle this special glitch on altfunction C */
+        /*
+         * If we're setting altfunc C by setting both AFSLA and AFSLB to 1,
+         * we may pass through an undesired state. In this case we take
+         * some extra care.
+         *
+         * Safe sequence used to switch IOs between GPIO and Alternate-C mode:
+         *  - Save SLPM registers (since we have a shadow register in the
+         *    nmk_chip we're using that as backup)
+         *  - Set SLPM=0 for the IOs you want to switch and others to 1
+         *  - Configure the GPIO registers for the IOs that are being switched
+         *  - Set IOFORCE=1
+         *  - Modify the AFLSA/B registers for the IOs that are being switched
+         *  - Set IOFORCE=0
+         *  - Restore SLPM registers
+         *  - Any spurious wake up event during switch sequence to be ignored
+         *    and cleared
+         *
+         * We REALLY need to save ALL slpm registers, because the external
+         * IOFORCE will switch *all* ports to their sleepmode setting to as
+         * to avoid glitches. (Not just one port!)
+         */
         glitch = (g->altsetting == NMK_GPIO_ALT_C);
 
         if (glitch) {
diff --git a/drivers/pinctrl/spear/pinctrl-spear.c b/drivers/pinctrl/spear/pinctrl-spear.c
index 5ae50aadf885..b3f6b2873fdd 100644
--- a/drivers/pinctrl/spear/pinctrl-spear.c
+++ b/drivers/pinctrl/spear/pinctrl-spear.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * Inspired from:
  * - U300 Pinctl drivers
diff --git a/drivers/pinctrl/spear/pinctrl-spear.h b/drivers/pinctrl/spear/pinctrl-spear.h
index 9155783bb47f..d950eb78d939 100644
--- a/drivers/pinctrl/spear/pinctrl-spear.h
+++ b/drivers/pinctrl/spear/pinctrl-spear.h
@@ -2,7 +2,7 @@
  * Driver header file for the ST Microelectronics SPEAr pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/pinctrl/spear/pinctrl-spear1310.c b/drivers/pinctrl/spear/pinctrl-spear1310.c
index fff168be7f00..d6cca8c81b92 100644
--- a/drivers/pinctrl/spear/pinctrl-spear1310.c
+++ b/drivers/pinctrl/spear/pinctrl-spear1310.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr1310 pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
@@ -2192,7 +2192,7 @@ static void __exit spear1310_pinctrl_exit(void)
 }
 module_exit(spear1310_pinctrl_exit);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ST Microelectronics SPEAr1310 pinctrl driver");
 MODULE_LICENSE("GPL v2");
 MODULE_DEVICE_TABLE(of, spear1310_pinctrl_of_match);
diff --git a/drivers/pinctrl/spear/pinctrl-spear1340.c b/drivers/pinctrl/spear/pinctrl-spear1340.c
index a8ab2a6f51bf..a0eb057e55bd 100644
--- a/drivers/pinctrl/spear/pinctrl-spear1340.c
+++ b/drivers/pinctrl/spear/pinctrl-spear1340.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr1340 pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
@@ -1983,7 +1983,7 @@ static void __exit spear1340_pinctrl_exit(void)
 }
 module_exit(spear1340_pinctrl_exit);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ST Microelectronics SPEAr1340 pinctrl driver");
 MODULE_LICENSE("GPL v2");
 MODULE_DEVICE_TABLE(of, spear1340_pinctrl_of_match);
diff --git a/drivers/pinctrl/spear/pinctrl-spear300.c b/drivers/pinctrl/spear/pinctrl-spear300.c
index 9c82a35e4e78..4dfc2849b172 100644
--- a/drivers/pinctrl/spear/pinctrl-spear300.c
+++ b/drivers/pinctrl/spear/pinctrl-spear300.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr300 pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
@@ -702,7 +702,7 @@ static void __exit spear300_pinctrl_exit(void)
 }
 module_exit(spear300_pinctrl_exit);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ST Microelectronics SPEAr300 pinctrl driver");
 MODULE_LICENSE("GPL v2");
 MODULE_DEVICE_TABLE(of, spear300_pinctrl_of_match);
diff --git a/drivers/pinctrl/spear/pinctrl-spear310.c b/drivers/pinctrl/spear/pinctrl-spear310.c
index 1a9707605125..96883693fb7e 100644
--- a/drivers/pinctrl/spear/pinctrl-spear310.c
+++ b/drivers/pinctrl/spear/pinctrl-spear310.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr310 pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
@@ -425,7 +425,7 @@ static void __exit spear310_pinctrl_exit(void)
 }
 module_exit(spear310_pinctrl_exit);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ST Microelectronics SPEAr310 pinctrl driver");
 MODULE_LICENSE("GPL v2");
 MODULE_DEVICE_TABLE(of, SPEAr310_pinctrl_of_match);
diff --git a/drivers/pinctrl/spear/pinctrl-spear320.c b/drivers/pinctrl/spear/pinctrl-spear320.c
index de726e6c283a..020b1e0bdb3e 100644
--- a/drivers/pinctrl/spear/pinctrl-spear320.c
+++ b/drivers/pinctrl/spear/pinctrl-spear320.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr320 pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
@@ -3462,7 +3462,7 @@ static void __exit spear320_pinctrl_exit(void)
 }
 module_exit(spear320_pinctrl_exit);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ST Microelectronics SPEAr320 pinctrl driver");
 MODULE_LICENSE("GPL v2");
 MODULE_DEVICE_TABLE(of, spear320_pinctrl_of_match);
diff --git a/drivers/pinctrl/spear/pinctrl-spear3xx.c b/drivers/pinctrl/spear/pinctrl-spear3xx.c
index 91c883bc46a6..0242378f7cb8 100644
--- a/drivers/pinctrl/spear/pinctrl-spear3xx.c
+++ b/drivers/pinctrl/spear/pinctrl-spear3xx.c
@@ -2,7 +2,7 @@
  * Driver for the ST Microelectronics SPEAr3xx pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/pinctrl/spear/pinctrl-spear3xx.h b/drivers/pinctrl/spear/pinctrl-spear3xx.h
index 5d5fdd8df7b8..31f44347f17c 100644
--- a/drivers/pinctrl/spear/pinctrl-spear3xx.h
+++ b/drivers/pinctrl/spear/pinctrl-spear3xx.h
@@ -2,7 +2,7 @@
  * Header file for the ST Microelectronics SPEAr3xx pinmux
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index e1b8c54ace5a..a739f5ca936a 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -794,17 +794,17 @@ static __devinit int ab8500_regulator_register(struct platform_device *pdev,
 }
 
 static struct of_regulator_match ab8500_regulator_matches[] = {
-        { .name = "LDO-AUX1",    .driver_data = (void *) AB8500_LDO_AUX1, },
-        { .name = "LDO-AUX2",    .driver_data = (void *) AB8500_LDO_AUX2, },
-        { .name = "LDO-AUX3",    .driver_data = (void *) AB8500_LDO_AUX3, },
-        { .name = "LDO-INTCORE", .driver_data = (void *) AB8500_LDO_INTCORE, },
-        { .name = "LDO-TVOUT",   .driver_data = (void *) AB8500_LDO_TVOUT, },
-        { .name = "LDO-USB",     .driver_data = (void *) AB8500_LDO_USB, },
-        { .name = "LDO-AUDIO",   .driver_data = (void *) AB8500_LDO_AUDIO, },
-        { .name = "LDO-ANAMIC1", .driver_data = (void *) AB8500_LDO_ANAMIC1, },
-        { .name = "LDO-ANAMIC2", .driver_data = (void *) AB8500_LDO_ANAMIC2, },
-        { .name = "LDO-DMIC",    .driver_data = (void *) AB8500_LDO_DMIC, },
-        { .name = "LDO-ANA",     .driver_data = (void *) AB8500_LDO_ANA, },
+        { .name = "ab8500_ldo_aux1",    .driver_data = (void *) AB8500_LDO_AUX1, },
+        { .name = "ab8500_ldo_aux2",    .driver_data = (void *) AB8500_LDO_AUX2, },
+        { .name = "ab8500_ldo_aux3",    .driver_data = (void *) AB8500_LDO_AUX3, },
+        { .name = "ab8500_ldo_intcore", .driver_data = (void *) AB8500_LDO_INTCORE, },
+        { .name = "ab8500_ldo_tvout",   .driver_data = (void *) AB8500_LDO_TVOUT, },
+        { .name = "ab8500_ldo_usb",     .driver_data = (void *) AB8500_LDO_USB, },
+        { .name = "ab8500_ldo_audio",   .driver_data = (void *) AB8500_LDO_AUDIO, },
+        { .name = "ab8500_ldo_anamic1", .driver_data = (void *) AB8500_LDO_ANAMIC1, },
+        { .name = "ab8500_ldo_amamic2", .driver_data = (void *) AB8500_LDO_ANAMIC2, },
+        { .name = "ab8500_ldo_dmic",    .driver_data = (void *) AB8500_LDO_DMIC, },
+        { .name = "ab8500_ldo_ana",     .driver_data = (void *) AB8500_LDO_ANA, },
 };
 
 static __devinit int
diff --git a/drivers/regulator/db8500-prcmu.c b/drivers/regulator/db8500-prcmu.c
index 968f97f3cb3d..9dbb491b6efa 100644
--- a/drivers/regulator/db8500-prcmu.c
+++ b/drivers/regulator/db8500-prcmu.c
@@ -452,26 +452,26 @@ static __devinit int db8500_regulator_register(struct platform_device *pdev,
 }
 
 static struct of_regulator_match db8500_regulator_matches[] = {
-        { .name = "db8500-vape",          .driver_data = (void *) DB8500_REGULATOR_VAPE, },
-        { .name = "db8500-varm",          .driver_data = (void *) DB8500_REGULATOR_VARM, },
-        { .name = "db8500-vmodem",        .driver_data = (void *) DB8500_REGULATOR_VMODEM, },
-        { .name = "db8500-vpll",          .driver_data = (void *) DB8500_REGULATOR_VPLL, },
-        { .name = "db8500-vsmps1",        .driver_data = (void *) DB8500_REGULATOR_VSMPS1, },
-        { .name = "db8500-vsmps2",        .driver_data = (void *) DB8500_REGULATOR_VSMPS2, },
-        { .name = "db8500-vsmps3",        .driver_data = (void *) DB8500_REGULATOR_VSMPS3, },
-        { .name = "db8500-vrf1",          .driver_data = (void *) DB8500_REGULATOR_VRF1, },
-        { .name = "db8500-sva-mmdsp",     .driver_data = (void *) DB8500_REGULATOR_SWITCH_SVAMMDSP, },
-        { .name = "db8500-sva-mmdsp-ret", .driver_data = (void *) DB8500_REGULATOR_SWITCH_SVAMMDSPRET, },
-        { .name = "db8500-sva-pipe",      .driver_data = (void *) DB8500_REGULATOR_SWITCH_SVAPIPE, },
-        { .name = "db8500-sia-mmdsp",     .driver_data = (void *) DB8500_REGULATOR_SWITCH_SIAMMDSP, },
-        { .name = "db8500-sia-mmdsp-ret", .driver_data = (void *) DB8500_REGULATOR_SWITCH_SIAMMDSPRET, },
-        { .name = "db8500-sia-pipe",      .driver_data = (void *) DB8500_REGULATOR_SWITCH_SIAPIPE, },
-        { .name = "db8500-sga",           .driver_data = (void *) DB8500_REGULATOR_SWITCH_SGA, },
-        { .name = "db8500-b2r2-mcde",     .driver_data = (void *) DB8500_REGULATOR_SWITCH_B2R2_MCDE, },
-        { .name = "db8500-esram12",       .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM12, },
-        { .name = "db8500-esram12-ret",   .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM12RET, },
-        { .name = "db8500-esram34",       .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM34, },
-        { .name = "db8500-esram34-ret",   .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM34RET, },
+        { .name = "db8500_vape",          .driver_data = (void *) DB8500_REGULATOR_VAPE, },
+        { .name = "db8500_varm",          .driver_data = (void *) DB8500_REGULATOR_VARM, },
+        { .name = "db8500_vmodem",        .driver_data = (void *) DB8500_REGULATOR_VMODEM, },
+        { .name = "db8500_vpll",          .driver_data = (void *) DB8500_REGULATOR_VPLL, },
+        { .name = "db8500_vsmps1",        .driver_data = (void *) DB8500_REGULATOR_VSMPS1, },
+        { .name = "db8500_vsmps2",        .driver_data = (void *) DB8500_REGULATOR_VSMPS2, },
+        { .name = "db8500_vsmps3",        .driver_data = (void *) DB8500_REGULATOR_VSMPS3, },
+        { .name = "db8500_vrf1",          .driver_data = (void *) DB8500_REGULATOR_VRF1, },
+        { .name = "db8500_sva_mmdsp",     .driver_data = (void *) DB8500_REGULATOR_SWITCH_SVAMMDSP, },
+        { .name = "db8500_sva_mmdsp_ret", .driver_data = (void *) DB8500_REGULATOR_SWITCH_SVAMMDSPRET, },
+        { .name = "db8500_sva_pipe",      .driver_data = (void *) DB8500_REGULATOR_SWITCH_SVAPIPE, },
+        { .name = "db8500_sia_mmdsp",     .driver_data = (void *) DB8500_REGULATOR_SWITCH_SIAMMDSP, },
+        { .name = "db8500_sia_mmdsp_ret", .driver_data = (void *) DB8500_REGULATOR_SWITCH_SIAMMDSPRET, },
+        { .name = "db8500_sia_pipe",      .driver_data = (void *) DB8500_REGULATOR_SWITCH_SIAPIPE, },
+        { .name = "db8500_sga",           .driver_data = (void *) DB8500_REGULATOR_SWITCH_SGA, },
+        { .name = "db8500_b2r2_mcde",     .driver_data = (void *) DB8500_REGULATOR_SWITCH_B2R2_MCDE, },
+        { .name = "db8500_esram12",       .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM12, },
+        { .name = "db8500_esram12_ret",   .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM12RET, },
+        { .name = "db8500_esram34",       .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM34, },
+        { .name = "db8500_esram34_ret",   .driver_data = (void *) DB8500_REGULATOR_SWITCH_ESRAM34RET, },
 };
 
 static __devinit int
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 290d6fc01029..9caadb482178 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -451,7 +451,7 @@ static int s5m8767_set_voltage_time_sel(struct regulator_dev *rdev,
 
         desc = reg_voltage_map[reg_id];
 
-        if (old_sel < new_sel)
+        if ((old_sel < new_sel) && s5m8767->ramp_delay)
                 return DIV_ROUND_UP(desc->step * (new_sel - old_sel),
                                         s5m8767->ramp_delay * 1000);
         return 0;
diff --git a/drivers/remoteproc/omap_remoteproc.c b/drivers/remoteproc/omap_remoteproc.c
index 69425c4e86f3..de138e30d3e6 100644
--- a/drivers/remoteproc/omap_remoteproc.c
+++ b/drivers/remoteproc/omap_remoteproc.c
@@ -182,7 +182,7 @@ static int __devinit omap_rproc_probe(struct platform_device *pdev)
 
         ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
         if (ret) {
-                dev_err(pdev->dev.parent, "dma_set_coherent_mask: %d\n", ret);
+                dev_err(&pdev->dev, "dma_set_coherent_mask: %d\n", ret);
                 return ret;
         }
 
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 8ea7bccc7100..66324ee4678f 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -247,7 +247,7 @@ rproc_load_segments(struct rproc *rproc, const u8 *elf_data, size_t len)
                 }
 
                 if (offset + filesz > len) {
-                        dev_err(dev, "truncated fw: need 0x%x avail 0x%x\n",
+                        dev_err(dev, "truncated fw: need 0x%x avail 0x%zx\n",
                                         offset + filesz, len);
                         ret = -EINVAL;
                         break;
@@ -934,7 +934,7 @@ static void rproc_resource_cleanup(struct rproc *rproc)
                 unmapped = iommu_unmap(rproc->domain, entry->da, entry->len);
                 if (unmapped != entry->len) {
                         /* nothing much to do besides complaining */
-                        dev_err(dev, "failed to unmap %u/%u\n", entry->len,
+                        dev_err(dev, "failed to unmap %u/%zu\n", entry->len,
                                                                 unmapped);
                 }
 
@@ -1020,7 +1020,7 @@ static int rproc_fw_boot(struct rproc *rproc, const struct firmware *fw)
 
         ehdr = (struct elf32_hdr *)fw->data;
 
-        dev_info(dev, "Booting fw image %s, size %d\n", name, fw->size);
+        dev_info(dev, "Booting fw image %s, size %zd\n", name, fw->size);
 
         /*
          * if enabling an IOMMU isn't relevant for this rproc, this is
@@ -1041,8 +1041,10 @@ static int rproc_fw_boot(struct rproc *rproc, const struct firmware *fw)
 
         /* look for the resource table */
         table = rproc_find_rsc_table(rproc, fw->data, fw->size, &tablesz);
-        if (!table)
+        if (!table) {
+                ret = -EINVAL;
                 goto clean_up;
+        }
 
         /* handle fw resources which are required to boot rproc */
         ret = rproc_handle_boot_rsc(rproc, table, tablesz);
diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index 46ef5fe51db5..0c73dd4f43a0 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -801,7 +801,7 @@ static int omap2_mcspi_setup(struct spi_device *spi)
         mcspi_dma = &mcspi->dma_channels[spi->chip_select];
 
         if (!cs) {
-                cs = devm_kzalloc(&spi->dev , sizeof *cs, GFP_KERNEL);
+                cs = kzalloc(sizeof *cs, GFP_KERNEL);
                 if (!cs)
                         return -ENOMEM;
                 cs->base = mcspi->base + spi->chip_select * 0x14;
@@ -842,6 +842,7 @@ static void omap2_mcspi_cleanup(struct spi_device *spi)
                 cs = spi->controller_state;
                 list_del(&cs->node);
 
+                kfree(cs);
         }
 
         if (spi->chip_select < spi->master->num_chipselect) {
diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c
index 1c3d6386ea36..aeac1caba3f9 100644
--- a/drivers/staging/comedi/drivers.c
+++ b/drivers/staging/comedi/drivers.c
@@ -30,6 +30,7 @@
 #include <linux/pci.h>
 #include <linux/usb.h>
 #include <linux/errno.h>
+#include <linux/kconfig.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/fcntl.h>
@@ -981,6 +982,8 @@ void comedi_pci_driver_unregister(struct comedi_driver *comedi_driver,
 }
 EXPORT_SYMBOL_GPL(comedi_pci_driver_unregister);
 
+#if IS_ENABLED(CONFIG_USB)
+
 static int comedi_old_usb_auto_config(struct usb_interface *intf,
                                       struct comedi_driver *driver)
 {
@@ -1043,3 +1046,5 @@ void comedi_usb_driver_unregister(struct comedi_driver *comedi_driver,
         comedi_driver_unregister(comedi_driver);
 }
 EXPORT_SYMBOL_GPL(comedi_usb_driver_unregister);
+
+#endif
diff --git a/drivers/staging/gdm72xx/netlink_k.c b/drivers/staging/gdm72xx/netlink_k.c
index 292af0f7f451..51665132c61b 100644
--- a/drivers/staging/gdm72xx/netlink_k.c
+++ b/drivers/staging/gdm72xx/netlink_k.c
@@ -104,7 +104,7 @@ struct sock *netlink_init(int unit, void (*cb)(struct net_device *dev, u16 type,
 
 void netlink_exit(struct sock *sock)
 {
-        sock_release(sock->sk_socket);
+        netlink_kernel_release(sock);
 }
 
 int netlink_send(struct sock *sock, int group, u16 type, void *msg, int len)
diff --git a/drivers/staging/iio/Documentation/device.txt b/drivers/staging/iio/Documentation/device.txt
index 0338c7cd0a8b..f03fbd3bb454 100644
--- a/drivers/staging/iio/Documentation/device.txt
+++ b/drivers/staging/iio/Documentation/device.txt
@@ -29,8 +29,6 @@ Then fill in the following:
         * info->driver_module:
                 Set to THIS_MODULE. Used to ensure correct ownership
                 of various resources allocate by the core.
-        * info->num_interrupt_lines:
-                Number of event triggering hardware lines the device has.
         * info->event_attrs:
                 Attributes used to enable / disable hardware events.
         * info->attrs:
diff --git a/drivers/staging/iio/adc/Kconfig b/drivers/staging/iio/adc/Kconfig
index 2490dd25093b..8f1b3af02f29 100644
--- a/drivers/staging/iio/adc/Kconfig
+++ b/drivers/staging/iio/adc/Kconfig
@@ -13,6 +13,7 @@ config AD7291
 config AD7298
         tristate "Analog Devices AD7298 ADC driver"
         depends on SPI
+        select IIO_KFIFO_BUF if IIO_BUFFER
         help
           Say yes here to build support for Analog Devices AD7298
           8 Channel ADC with temperature sensor.
diff --git a/drivers/staging/iio/adc/ad7606_core.c b/drivers/staging/iio/adc/ad7606_core.c
index 10ab6dc823b9..a13afff2dfe6 100644
--- a/drivers/staging/iio/adc/ad7606_core.c
+++ b/drivers/staging/iio/adc/ad7606_core.c
@@ -235,7 +235,8 @@ static const struct attribute_group ad7606_attribute_group_range = {
                 .indexed = 1,                                   \
                 .channel = num,                                 \
                 .address = num,                                 \
-                .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT,    \
+                .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT |   \
+                                IIO_CHAN_INFO_SCALE_SHARED_BIT, \
                 .scan_index = num,                              \
                 .scan_type = IIO_ST('s', 16, 16, 0),            \
         }
diff --git a/drivers/staging/omapdrm/omap_fbdev.c b/drivers/staging/omapdrm/omap_fbdev.c
index 11acd4c35ed2..8c6ed3b0c6f6 100644
--- a/drivers/staging/omapdrm/omap_fbdev.c
+++ b/drivers/staging/omapdrm/omap_fbdev.c
@@ -208,7 +208,8 @@ static int omap_fbdev_create(struct drm_fb_helper *helper,
          */
         ret = omap_gem_get_paddr(fbdev->bo, &paddr, true);
         if (ret) {
-                dev_err(dev->dev, "could not map (paddr)!\n");
+                dev_err(dev->dev,
+                        "could not map (paddr)!  Skipping framebuffer alloc\n");
                 ret = -ENOMEM;
                 goto fail;
         }
@@ -388,8 +389,11 @@ void omap_fbdev_free(struct drm_device *dev)
 
         fbi = helper->fbdev;
 
-        unregister_framebuffer(fbi);
-        framebuffer_release(fbi);
+        /* only cleanup framebuffer if it is present */
+        if (fbi) {
+                unregister_framebuffer(fbi);
+                framebuffer_release(fbi);
+        }
 
         drm_fb_helper_fini(helper);
 
diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c
index 9bd18e2d0513..69f616c6964e 100644
--- a/drivers/staging/rtl8712/usb_intf.c
+++ b/drivers/staging/rtl8712/usb_intf.c
@@ -102,6 +102,8 @@ static struct usb_device_id rtl871x_usb_id_tbl[] = {
         /* - */
         {USB_DEVICE(0x20F4, 0x646B)},
         {USB_DEVICE(0x083A, 0xC512)},
+        {USB_DEVICE(0x25D4, 0x4CA1)},
+        {USB_DEVICE(0x25D4, 0x4CAB)},
 
 /* RTL8191SU */
         /* Realtek */
diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c
index 47d061b9ad4d..6e1958a325bd 100644
--- a/drivers/tty/serial/8250/8250.c
+++ b/drivers/tty/serial/8250/8250.c
@@ -3113,7 +3113,7 @@ static struct uart_8250_port *serial8250_find_match_or_unused(struct uart_port *
 
 /**
  *      serial8250_register_8250_port - register a serial port
- *      @port: serial port template
+ *      @up: serial port template
  *
  *      Configure the serial port specified by the request. If the
  *      port exists and is in use, it is hung up and unregistered
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 4ad721fb8405..c17923ec6e95 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -133,6 +133,10 @@ struct pl011_dmatx_data {
 struct uart_amba_port {
         struct uart_port        port;
         struct clk              *clk;
+        /* Two optional pin states - default & sleep */
+        struct pinctrl          *pinctrl;
+        struct pinctrl_state    *pins_default;
+        struct pinctrl_state    *pins_sleep;
         const struct vendor_data *vendor;
         unsigned int            dmacr;          /* dma control reg */
         unsigned int            im;             /* interrupt mask */
@@ -1312,6 +1316,14 @@ static int pl011_startup(struct uart_port *port)
         unsigned int cr;
         int retval;
 
+        /* Optionaly enable pins to be muxed in and configured */
+        if (!IS_ERR(uap->pins_default)) {
+                retval = pinctrl_select_state(uap->pinctrl, uap->pins_default);
+                if (retval)
+                        dev_err(port->dev,
+                                "could not set default pins\n");
+        }
+
         retval = clk_prepare(uap->clk);
         if (retval)
                 goto out;
@@ -1420,6 +1432,7 @@ static void pl011_shutdown(struct uart_port *port)
 {
         struct uart_amba_port *uap = (struct uart_amba_port *)port;
         unsigned int cr;
+        int retval;
 
         /*
          * disable all interrupts
@@ -1462,6 +1475,14 @@ static void pl011_shutdown(struct uart_port *port)
          */
         clk_disable(uap->clk);
         clk_unprepare(uap->clk);
+        /* Optionally let pins go into sleep states */
+        if (!IS_ERR(uap->pins_sleep)) {
+                retval = pinctrl_select_state(uap->pinctrl, uap->pins_sleep);
+                if (retval)
+                        dev_err(port->dev,
+                                "could not set pins to sleep state\n");
+        }
+
 
         if (uap->port.dev->platform_data) {
                 struct amba_pl011_data *plat;
@@ -1792,6 +1813,14 @@ static int __init pl011_console_setup(struct console *co, char *options)
         if (!uap)
                 return -ENODEV;
 
+        /* Allow pins to be muxed in and configured */
+        if (!IS_ERR(uap->pins_default)) {
+                ret = pinctrl_select_state(uap->pinctrl, uap->pins_default);
+                if (ret)
+                        dev_err(uap->port.dev,
+                                "could not set default pins\n");
+        }
+
         ret = clk_prepare(uap->clk);
         if (ret)
                 return ret;
@@ -1844,7 +1873,6 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id)
 {
         struct uart_amba_port *uap;
         struct vendor_data *vendor = id->data;
-        struct pinctrl *pinctrl;
         void __iomem *base;
         int i, ret;
 
@@ -1869,11 +1897,20 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id)
                 goto free;
         }
 
-        pinctrl = devm_pinctrl_get_select_default(&dev->dev);
-        if (IS_ERR(pinctrl)) {
-                ret = PTR_ERR(pinctrl);
+        uap->pinctrl = devm_pinctrl_get(&dev->dev);
+        if (IS_ERR(uap->pinctrl)) {
+                ret = PTR_ERR(uap->pinctrl);
                 goto unmap;
         }
+        uap->pins_default = pinctrl_lookup_state(uap->pinctrl,
+                                                 PINCTRL_STATE_DEFAULT);
+        if (IS_ERR(uap->pins_default))
+                dev_err(&dev->dev, "could not get default pinstate\n");
+
+        uap->pins_sleep = pinctrl_lookup_state(uap->pinctrl,
+                                               PINCTRL_STATE_SLEEP);
+        if (IS_ERR(uap->pins_sleep))
+                dev_dbg(&dev->dev, "could not get sleep pinstate\n");
 
         uap->clk = clk_get(&dev->dev, NULL);
         if (IS_ERR(uap->clk)) {
diff --git a/drivers/tty/serial/serial_txx9.c b/drivers/tty/serial/serial_txx9.c
index 34bd345da775..6ae2a58d62f2 100644
--- a/drivers/tty/serial/serial_txx9.c
+++ b/drivers/tty/serial/serial_txx9.c
@@ -466,7 +466,7 @@ static void serial_txx9_break_ctl(struct uart_port *port, int break_state)
         spin_unlock_irqrestore(&up->port.lock, flags);
 }
 
-#if defined(CONFIG_SERIAL_TXX9_CONSOLE) || (CONFIG_CONSOLE_POLL)
+#if defined(CONFIG_SERIAL_TXX9_CONSOLE) || defined(CONFIG_CONSOLE_POLL)
 /*
  *      Wait for transmitter & holding register to empty
  */
diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c
index afcd13676542..e4841c36798b 100644
--- a/drivers/watchdog/sp805_wdt.c
+++ b/drivers/watchdog/sp805_wdt.c
@@ -4,7 +4,7 @@
  * Watchdog driver for ARM SP805 watchdog module
  *
  * Copyright (C) 2010 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2 or later. This program is licensed "as is" without any
@@ -331,6 +331,6 @@ static struct amba_driver sp805_wdt_driver = {
 
 module_amba_driver(sp805_wdt_driver);
 
-MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>");
+MODULE_AUTHOR("Viresh Kumar <viresh.linux@gmail.com>");
 MODULE_DESCRIPTION("ARM SP805 Watchdog Driver");
 MODULE_LICENSE("GPL");
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 8f7d1237b7a0..7301cdb4b2cb 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -179,61 +179,74 @@ static int __add_prelim_ref(struct list_head *head, u64 root_id,
 
 static int add_all_parents(struct btrfs_root *root, struct btrfs_path *path,
                                 struct ulist *parents, int level,
-                                struct btrfs_key *key, u64 time_seq,
+                                struct btrfs_key *key_for_search, u64 time_seq,
                                 u64 wanted_disk_byte,
                                 const u64 *extent_item_pos)
 {
-        int ret;
-        int slot = path->slots[level];
-        struct extent_buffer *eb = path->nodes[level];
+        int ret = 0;
+        int slot;
+        struct extent_buffer *eb;
+        struct btrfs_key key;
         struct btrfs_file_extent_item *fi;
         struct extent_inode_elem *eie = NULL;
         u64 disk_byte;
-        u64 wanted_objectid = key->objectid;
 
-add_parent:
-        if (level == 0 && extent_item_pos) {
-                fi = btrfs_item_ptr(eb, slot, struct btrfs_file_extent_item);
-                ret = check_extent_in_eb(key, eb, fi, *extent_item_pos, &eie);
+        if (level != 0) {
+                eb = path->nodes[level];
+                ret = ulist_add(parents, eb->start, 0, GFP_NOFS);
                 if (ret < 0)
                         return ret;
-        }
-        ret = ulist_add(parents, eb->start, (unsigned long)eie, GFP_NOFS);
-        if (ret < 0)
-                return ret;
-
-        if (level != 0)
                 return 0;
+        }
 
         /*
-         * if the current leaf is full with EXTENT_DATA items, we must
-         * check the next one if that holds a reference as well.
-         * ref->count cannot be used to skip this check.
-         * repeat this until we don't find any additional EXTENT_DATA items.
+         * We normally enter this function with the path already pointing to
+         * the first item to check. But sometimes, we may enter it with
+         * slot==nritems. In that case, go to the next leaf before we continue.
          */
-        while (1) {
-                eie = NULL;
+        if (path->slots[0] >= btrfs_header_nritems(path->nodes[0]))
                 ret = btrfs_next_old_leaf(root, path, time_seq);
-                if (ret < 0)
-                        return ret;
-                if (ret)
-                        return 0;
 
+        while (!ret) {
                 eb = path->nodes[0];
-                for (slot = 0; slot < btrfs_header_nritems(eb); ++slot) {
-                        btrfs_item_key_to_cpu(eb, key, slot);
-                        if (key->objectid != wanted_objectid ||
-                            key->type != BTRFS_EXTENT_DATA_KEY)
-                                return 0;
-                        fi = btrfs_item_ptr(eb, slot,
-                                                struct btrfs_file_extent_item);
-                        disk_byte = btrfs_file_extent_disk_bytenr(eb, fi);
-                        if (disk_byte == wanted_disk_byte)
-                                goto add_parent;
+                slot = path->slots[0];
+
+                btrfs_item_key_to_cpu(eb, &key, slot);
+
+                if (key.objectid != key_for_search->objectid ||
+                    key.type != BTRFS_EXTENT_DATA_KEY)
+                        break;
+
+                fi = btrfs_item_ptr(eb, slot, struct btrfs_file_extent_item);
+                disk_byte = btrfs_file_extent_disk_bytenr(eb, fi);
+
+                if (disk_byte == wanted_disk_byte) {
+                        eie = NULL;
+                        if (extent_item_pos) {
+                                ret = check_extent_in_eb(&key, eb, fi,
+                                                *extent_item_pos,
+                                                &eie);
+                                if (ret < 0)
+                                        break;
+                        }
+                        if (!ret) {
+                                ret = ulist_add(parents, eb->start,
+                                                (unsigned long)eie, GFP_NOFS);
+                                if (ret < 0)
+                                        break;
+                                if (!extent_item_pos) {
+                                        ret = btrfs_next_old_leaf(root, path,
+                                                        time_seq);
+                                        continue;
+                                }
+                        }
                 }
+                ret = btrfs_next_old_item(root, path, time_seq);
         }
 
-        return 0;
+        if (ret > 0)
+                ret = 0;
+        return ret;
 }
 
 /*
@@ -250,7 +263,6 @@ static int __resolve_indirect_ref(struct btrfs_fs_info *fs_info,
         struct btrfs_path *path;
         struct btrfs_root *root;
         struct btrfs_key root_key;
-        struct btrfs_key key = {0};
         struct extent_buffer *eb;
         int ret = 0;
         int root_level;
@@ -295,11 +307,9 @@ static int __resolve_indirect_ref(struct btrfs_fs_info *fs_info,
                 goto out;
         }
 
-        if (level == 0)
-                btrfs_item_key_to_cpu(eb, &key, path->slots[0]);
-
-        ret = add_all_parents(root, path, parents, level, &key, time_seq,
-                                ref->wanted_disk_byte, extent_item_pos);
+        ret = add_all_parents(root, path, parents, level, &ref->key_for_search,
+                                time_seq, ref->wanted_disk_byte,
+                                extent_item_pos);
 out:
         btrfs_free_path(path);
         return ret;
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 8b73b2d4deb7..fa5c45b39075 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -2755,13 +2755,18 @@ static inline int btrfs_insert_empty_item(struct btrfs_trans_handle *trans,
 int btrfs_next_leaf(struct btrfs_root *root, struct btrfs_path *path);
 int btrfs_next_old_leaf(struct btrfs_root *root, struct btrfs_path *path,
                         u64 time_seq);
-static inline int btrfs_next_item(struct btrfs_root *root, struct btrfs_path *p)
+static inline int btrfs_next_old_item(struct btrfs_root *root,
+                                      struct btrfs_path *p, u64 time_seq)
 {
         ++p->slots[0];
         if (p->slots[0] >= btrfs_header_nritems(p->nodes[0]))
-                return btrfs_next_leaf(root, p);
+                return btrfs_next_old_leaf(root, p, time_seq);
         return 0;
 }
+static inline int btrfs_next_item(struct btrfs_root *root, struct btrfs_path *p)
+{
+        return btrfs_next_old_item(root, p, 0);
+}
 int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path);
 int btrfs_leaf_free_space(struct btrfs_root *root, struct extent_buffer *leaf);
 int __must_check btrfs_drop_snapshot(struct btrfs_root *root,
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e1890b1d3075..7b845ff4af99 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3426,6 +3426,7 @@ int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
                                 mutex_unlock(&head->mutex);
                                 btrfs_put_delayed_ref(ref);
 
+                                spin_lock(&delayed_refs->lock);
                                 continue;
                         }
 
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index a4f02501da40..d8bb0dbc4941 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -987,7 +987,7 @@ static noinline void async_cow_start(struct btrfs_work *work)
                             async_cow->start, async_cow->end, async_cow,
                             &num_added);
         if (num_added == 0) {
-                iput(async_cow->inode);
+                btrfs_add_delayed_iput(async_cow->inode);
                 async_cow->inode = NULL;
         }
 }
@@ -1023,7 +1023,7 @@ static noinline void async_cow_free(struct btrfs_work *work)
         struct async_cow *async_cow;
         async_cow = container_of(work, struct async_cow, work);
         if (async_cow->inode)
-                iput(async_cow->inode);
+                btrfs_add_delayed_iput(async_cow->inode);
         kfree(async_cow);
 }
 
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 173b1d22e59b..8b67304e4b80 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -54,7 +54,12 @@
         (CONGESTION_ON_THRESH(congestion_kb) -                          \
          (CONGESTION_ON_THRESH(congestion_kb) >> 2))
 
-
+static inline struct ceph_snap_context *page_snap_context(struct page *page)
+{
+        if (PagePrivate(page))
+                return (void *)page->private;
+        return NULL;
+}
 
 /*
  * Dirty a page.  Optimistically adjust accounting, on the assumption
@@ -142,10 +147,9 @@ static void ceph_invalidatepage(struct page *page, unsigned long offset)
 {
         struct inode *inode;
         struct ceph_inode_info *ci;
-        struct ceph_snap_context *snapc = (void *)page->private;
+        struct ceph_snap_context *snapc = page_snap_context(page);
 
         BUG_ON(!PageLocked(page));
-        BUG_ON(!page->private);
         BUG_ON(!PagePrivate(page));
         BUG_ON(!page->mapping);
 
@@ -182,7 +186,6 @@ static int ceph_releasepage(struct page *page, gfp_t g)
         struct inode *inode = page->mapping ? page->mapping->host : NULL;
         dout("%p releasepage %p idx %lu\n", inode, page, page->index);
         WARN_ON(PageDirty(page));
-        WARN_ON(page->private);
         WARN_ON(PagePrivate(page));
         return 0;
 }
@@ -443,7 +446,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
         osdc = &fsc->client->osdc;
 
         /* verify this is a writeable snap context */
-        snapc = (void *)page->private;
+        snapc = page_snap_context(page);
         if (snapc == NULL) {
                 dout("writepage %p page %p not dirty?\n", inode, page);
                 goto out;
@@ -451,7 +454,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
         oldest = get_oldest_context(inode, &snap_size);
         if (snapc->seq > oldest->seq) {
                 dout("writepage %p page %p snapc %p not writeable - noop\n",
-                     inode, page, (void *)page->private);
+                     inode, page, snapc);
                 /* we should only noop if called by kswapd */
                 WARN_ON((current->flags & PF_MEMALLOC) == 0);
                 ceph_put_snap_context(oldest);
@@ -591,7 +594,7 @@ static void writepages_finish(struct ceph_osd_request *req,
                         clear_bdi_congested(&fsc->backing_dev_info,
                                             BLK_RW_ASYNC);
 
-                ceph_put_snap_context((void *)page->private);
+                ceph_put_snap_context(page_snap_context(page));
                 page->private = 0;
                 ClearPagePrivate(page);
                 dout("unlocking %d %p\n", i, page);
@@ -795,7 +798,7 @@ get_more_pages:
                         }
 
                         /* only if matching snap context */
-                        pgsnapc = (void *)page->private;
+                        pgsnapc = page_snap_context(page);
                         if (pgsnapc->seq > snapc->seq) {
                                 dout("page snapc %p %lld > oldest %p %lld\n",
                                      pgsnapc, pgsnapc->seq, snapc, snapc->seq);
@@ -984,7 +987,7 @@ retry_locked:
         BUG_ON(!ci->i_snap_realm);
         down_read(&mdsc->snap_rwsem);
         BUG_ON(!ci->i_snap_realm->cached_context);
-        snapc = (void *)page->private;
+        snapc = page_snap_context(page);
         if (snapc && snapc != ci->i_head_snapc) {
                 /*
                  * this page is already dirty in another (older) snap
diff --git a/fs/exec.c b/fs/exec.c
index a79786a8d2c8..da27b91ff1e8 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -819,10 +819,10 @@ static int exec_mmap(struct mm_struct *mm)
         /* Notify parent that we're no longer interested in the old VM */
         tsk = current;
         old_mm = current->mm;
-        sync_mm_rss(old_mm);
         mm_release(tsk, old_mm);
 
         if (old_mm) {
+                sync_mm_rss(old_mm);
                 /*
                  * Make sure that if there is a core dump in progress
                  * for the old mm, we get out and die instead of going
diff --git a/fs/hfsplus/ioctl.c b/fs/hfsplus/ioctl.c
index c640ba57074b..09addc8615fa 100644
--- a/fs/hfsplus/ioctl.c
+++ b/fs/hfsplus/ioctl.c
@@ -31,6 +31,7 @@ static int hfsplus_ioctl_bless(struct file *file, int __user *user_flags)
         struct hfsplus_sb_info *sbi = HFSPLUS_SB(inode->i_sb);
         struct hfsplus_vh *vh = sbi->s_vhdr;
         struct hfsplus_vh *bvh = sbi->s_backup_vhdr;
+        u32 cnid = (unsigned long)dentry->d_fsdata;
 
         if (!capable(CAP_SYS_ADMIN))
                 return -EPERM;
@@ -41,8 +42,12 @@ static int hfsplus_ioctl_bless(struct file *file, int __user *user_flags)
         vh->finder_info[0] = bvh->finder_info[0] =
                 cpu_to_be32(parent_ino(dentry));
 
-        /* Bootloader */
-        vh->finder_info[1] = bvh->finder_info[1] = cpu_to_be32(inode->i_ino);
+        /*
+         * Bootloader. Just using the inode here breaks in the case of
+         * hard links - the firmware wants the ID of the hard link file,
+         * but the inode points at the indirect inode
+         */
+        vh->finder_info[1] = bvh->finder_info[1] = cpu_to_be32(cnid);
 
         /* Per spec, the OS X system folder - same as finder_info[0] here */
         vh->finder_info[5] = bvh->finder_info[5] =
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index 7daf4b852d1c..90effcccca9a 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -56,7 +56,7 @@ int hfsplus_submit_bio(struct super_block *sb, sector_t sector,
         DECLARE_COMPLETION_ONSTACK(wait);
         struct bio *bio;
         int ret = 0;
-        unsigned int io_size;
+        u64 io_size;
         loff_t start;
         int offset;
 
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 17ba6b995659..f005b5bebdc7 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -207,7 +207,6 @@ error_0:
 static void nfs4_shutdown_session(struct nfs_client *clp)
 {
         if (nfs4_has_session(clp)) {
-                nfs4_deviceid_purge_client(clp);
                 nfs4_destroy_session(clp->cl_session);
                 nfs4_destroy_clientid(clp);
         }
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 3168f6e3d4d4..9a4cbfc85d81 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -490,6 +490,7 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
                         dreq->error = -EIO;
                         spin_unlock(cinfo.lock);
                 }
+                nfs_release_request(req);
         }
         nfs_pageio_complete(&desc);
 
diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index b5b86a05059c..864c51e4b400 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -57,6 +57,11 @@ unsigned int nfs_idmap_cache_timeout = 600;
 static const struct cred *id_resolver_cache;
 static struct key_type key_type_id_resolver_legacy;
 
+struct idmap {
+        struct rpc_pipe         *idmap_pipe;
+        struct key_construction *idmap_key_cons;
+        struct mutex            idmap_mutex;
+};
 
 /**
  * nfs_fattr_init_names - initialise the nfs_fattr owner_name/group_name fields
@@ -310,9 +315,11 @@ static ssize_t nfs_idmap_get_key(const char *name, size_t namelen,
                                             name, namelen, type, data,
                                             data_size, NULL);
         if (ret < 0) {
+                mutex_lock(&idmap->idmap_mutex);
                 ret = nfs_idmap_request_key(&key_type_id_resolver_legacy,
                                             name, namelen, type, data,
                                             data_size, idmap);
+                mutex_unlock(&idmap->idmap_mutex);
         }
         return ret;
 }
@@ -354,11 +361,6 @@ static int nfs_idmap_lookup_id(const char *name, size_t namelen, const char *typ
 /* idmap classic begins here */
 module_param(nfs_idmap_cache_timeout, int, 0644);
 
-struct idmap {
-        struct rpc_pipe         *idmap_pipe;
-        struct key_construction *idmap_key_cons;
-};
-
 enum {
         Opt_find_uid, Opt_find_gid, Opt_find_user, Opt_find_group, Opt_find_err
 };
@@ -469,6 +471,7 @@ nfs_idmap_new(struct nfs_client *clp)
                 return error;
         }
         idmap->idmap_pipe = pipe;
+        mutex_init(&idmap->idmap_mutex);
 
         clp->cl_idmap = idmap;
         return 0;
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index e605d695dbcb..f7296983eba6 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1530,7 +1530,6 @@ static inline void nfs4_init_once(struct nfs_inode *nfsi)
         nfsi->delegation_state = 0;
         init_rwsem(&nfsi->rwsem);
         nfsi->layout = NULL;
-        atomic_set(&nfsi->commit_info.rpcs_out, 0);
 #endif
 }
 
@@ -1545,6 +1544,7 @@ static void init_once(void *foo)
         INIT_LIST_HEAD(&nfsi->commit_info.list);
         nfsi->npages = 0;
         nfsi->commit_info.ncommit = 0;
+        atomic_set(&nfsi->commit_info.rpcs_out, 0);
         atomic_set(&nfsi->silly_count, 1);
         INIT_HLIST_HEAD(&nfsi->silly_list);
         init_waitqueue_head(&nfsi->waitqueue);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index b8323aa7b543..bbc49caa7a82 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -70,6 +70,10 @@ find_pnfs_driver(u32 id)
 
         spin_lock(&pnfs_spinlock);
         local = find_pnfs_driver_locked(id);
+        if (local != NULL && !try_module_get(local->owner)) {
+                dprintk("%s: Could not grab reference on module\n", __func__);
+                local = NULL;
+        }
         spin_unlock(&pnfs_spinlock);
         return local;
 }
@@ -80,6 +84,9 @@ unset_pnfs_layoutdriver(struct nfs_server *nfss)
         if (nfss->pnfs_curr_ld) {
                 if (nfss->pnfs_curr_ld->clear_layoutdriver)
                         nfss->pnfs_curr_ld->clear_layoutdriver(nfss);
+                /* Decrement the MDS count. Purge the deviceid cache if zero */
+                if (atomic_dec_and_test(&nfss->nfs_client->cl_mds_count))
+                        nfs4_deviceid_purge_client(nfss->nfs_client);
                 module_put(nfss->pnfs_curr_ld->owner);
         }
         nfss->pnfs_curr_ld = NULL;
@@ -115,10 +122,6 @@ set_pnfs_layoutdriver(struct nfs_server *server, const struct nfs_fh *mntfh,
                         goto out_no_driver;
                 }
         }
-        if (!try_module_get(ld_type->owner)) {
-                dprintk("%s: Could not grab reference on module\n", __func__);
-                goto out_no_driver;
-        }
         server->pnfs_curr_ld = ld_type;
         if (ld_type->set_layoutdriver
             && ld_type->set_layoutdriver(server, mntfh)) {
@@ -127,6 +130,8 @@ set_pnfs_layoutdriver(struct nfs_server *server, const struct nfs_fh *mntfh,
                 module_put(ld_type->owner);
                 goto out_no_driver;
         }
+        /* Bump the MDS count */
+        atomic_inc(&server->nfs_client->cl_mds_count);
 
         dprintk("%s: pNFS module for %u set\n", __func__, id);
         return;
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index 08a07a218d26..57ceaf33d177 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -191,6 +191,8 @@ void nilfs_remove_all_gcinodes(struct the_nilfs *nilfs)
         while (!list_empty(head)) {
                 ii = list_first_entry(head, struct nilfs_inode_info, i_dirty);
                 list_del_init(&ii->i_dirty);
+                truncate_inode_pages(&ii->vfs_inode.i_data, 0);
+                nilfs_btnode_cache_clear(&ii->i_btnode_cache);
                 iput(&ii->vfs_inode);
         }
 }
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 0e72ad6f22aa..88e11fb346b6 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -2309,6 +2309,8 @@ nilfs_remove_written_gcinodes(struct the_nilfs *nilfs, struct list_head *head)
                 if (!test_bit(NILFS_I_UPDATED, &ii->i_state))
                         continue;
                 list_del_init(&ii->i_dirty);
+                truncate_inode_pages(&ii->vfs_inode.i_data, 0);
+                nilfs_btnode_cache_clear(&ii->i_btnode_cache);
                 iput(&ii->vfs_inode);
         }
 }
diff --git a/fs/pstore/inode.c b/fs/pstore/inode.c
index aeb19e68e086..11a2aa2a56c4 100644
--- a/fs/pstore/inode.c
+++ b/fs/pstore/inode.c
@@ -258,7 +258,7 @@ fail:
         return rc;
 }
 
-int pstore_fill_super(struct super_block *sb, void *data, int silent)
+static int pstore_fill_super(struct super_block *sb, void *data, int silent)
 {
         struct inode *inode;
 
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index 82c585f715e3..03ce7a9b81cc 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -94,20 +94,15 @@ static const char *get_reason_str(enum kmsg_dump_reason reason)
  * as we can from the end of the buffer.
  */
 static void pstore_dump(struct kmsg_dumper *dumper,
-            enum kmsg_dump_reason reason,
-            const char *s1, unsigned long l1,
-            const char *s2, unsigned long l2)
+                        enum kmsg_dump_reason reason)
 {
-        unsigned long   s1_start, s2_start;
-        unsigned long   l1_cpy, l2_cpy;
-        unsigned long   size, total = 0;
-        char            *dst;
+        unsigned long   total = 0;
         const char      *why;
         u64             id;
-        int             hsize, ret;
         unsigned int    part = 1;
         unsigned long   flags = 0;
         int             is_locked = 0;
+        int             ret;
 
         why = get_reason_str(reason);
 
@@ -119,30 +114,25 @@ static void pstore_dump(struct kmsg_dumper *dumper,
                 spin_lock_irqsave(&psinfo->buf_lock, flags);
         oopscount++;
         while (total < kmsg_bytes) {
+                char *dst;
+                unsigned long size;
+                int hsize;
+                size_t len;
+
                 dst = psinfo->buf;
                 hsize = sprintf(dst, "%s#%d Part%d\n", why, oopscount, part);
                 size = psinfo->bufsize - hsize;
                 dst += hsize;
 
-                l2_cpy = min(l2, size);
-                l1_cpy = min(l1, size - l2_cpy);
-
-                if (l1_cpy + l2_cpy == 0)
+                if (!kmsg_dump_get_buffer(dumper, true, dst, size, &len))
                         break;
 
-                s2_start = l2 - l2_cpy;
-                s1_start = l1 - l1_cpy;
-
-                memcpy(dst, s1 + s1_start, l1_cpy);
-                memcpy(dst + l1_cpy, s2 + s2_start, l2_cpy);
-
                 ret = psinfo->write(PSTORE_TYPE_DMESG, reason, &id, part,
-                                   hsize + l1_cpy + l2_cpy, psinfo);
+                                    hsize + len, psinfo);
                 if (ret == 0 && reason == KMSG_DUMP_OOPS && pstore_is_mounted())
                         pstore_new_entry = 1;
-                l1 -= l1_cpy;
-                l2 -= l2_cpy;
-                total += l1_cpy + l2_cpy;
+
+                total += hsize + len;
                 part++;
         }
         if (in_nmi()) {
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 9123cce28c1e..453030f9c5bc 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -106,6 +106,8 @@ static ssize_t ramoops_pstore_read(u64 *id, enum pstore_type_id *type,
         time->tv_sec = 0;
         time->tv_nsec = 0;
 
+        /* Update old/shadowed buffer. */
+        persistent_ram_save_old(prz);
         size = persistent_ram_old_size(prz);
         *buf = kmalloc(size, GFP_KERNEL);
         if (*buf == NULL)
@@ -184,6 +186,7 @@ static int ramoops_pstore_erase(enum pstore_type_id type, u64 id,
                 return -EINVAL;
 
         persistent_ram_free_old(cxt->przs[id]);
+        persistent_ram_zap(cxt->przs[id]);
 
         return 0;
 }
diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
index 31f8d184f3a0..c5fbdbbf81ac 100644
--- a/fs/pstore/ram_core.c
+++ b/fs/pstore/ram_core.c
@@ -250,23 +250,24 @@ static void notrace persistent_ram_update(struct persistent_ram_zone *prz,
         persistent_ram_update_ecc(prz, start, count);
 }
 
-static void __init
-persistent_ram_save_old(struct persistent_ram_zone *prz)
+void persistent_ram_save_old(struct persistent_ram_zone *prz)
 {
         struct persistent_ram_buffer *buffer = prz->buffer;
         size_t size = buffer_size(prz);
         size_t start = buffer_start(prz);
-        char *dest;
 
-        persistent_ram_ecc_old(prz);
+        if (!size)
+                return;
 
-        dest = kmalloc(size, GFP_KERNEL);
-        if (dest == NULL) {
+        if (!prz->old_log) {
+                persistent_ram_ecc_old(prz);
+                prz->old_log = kmalloc(size, GFP_KERNEL);
+        }
+        if (!prz->old_log) {
                 pr_err("persistent_ram: failed to allocate buffer\n");
                 return;
         }
 
-        prz->old_log = dest;
         prz->old_log_size = size;
         memcpy(prz->old_log, &buffer->data[start], size - start);
         memcpy(prz->old_log + size - start, &buffer->data[0], start);
@@ -319,6 +320,13 @@ void persistent_ram_free_old(struct persistent_ram_zone *prz)
         prz->old_log_size = 0;
 }
 
+void persistent_ram_zap(struct persistent_ram_zone *prz)
+{
+        atomic_set(&prz->buffer->start, 0);
+        atomic_set(&prz->buffer->size, 0);
+        persistent_ram_update_header_ecc(prz);
+}
+
 static void *persistent_ram_vmap(phys_addr_t start, size_t size)
 {
         struct page **pages;
@@ -405,6 +413,7 @@ static int __init persistent_ram_post_init(struct persistent_ram_zone *prz, bool
                                 " size %zu, start %zu\n",
                                buffer_size(prz), buffer_start(prz));
                         persistent_ram_save_old(prz);
+                        return 0;
                 }
         } else {
                 pr_info("persistent_ram: no valid data in buffer"
@@ -412,8 +421,7 @@ static int __init persistent_ram_post_init(struct persistent_ram_zone *prz, bool
         }
 
         prz->buffer->sig = PERSISTENT_RAM_SIG;
-        atomic_set(&prz->buffer->start, 0);
-        atomic_set(&prz->buffer->size, 0);
+        persistent_ram_zap(prz);
 
         return 0;
 }
@@ -448,7 +456,6 @@ struct persistent_ram_zone * __init persistent_ram_new(phys_addr_t start,
                 goto err;
 
         persistent_ram_post_init(prz, ecc);
-        persistent_ram_update_header_ecc(prz);
 
         return prz;
 err:
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index 229641fb8e67..9d1aeb7e2734 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -1080,6 +1080,7 @@ restart:
                         goto restart;
                 }
 
+                xfs_btree_del_cursor(cnt_cur, XFS_BTREE_NOERROR);
                 trace_xfs_alloc_size_neither(args);
                 args->agbno = NULLAGBLOCK;
                 return 0;
@@ -2441,7 +2442,7 @@ xfs_alloc_vextent(
         DECLARE_COMPLETION_ONSTACK(done);
 
         args->done = &done;
-        INIT_WORK(&args->work, xfs_alloc_vextent_worker);
+        INIT_WORK_ONSTACK(&args->work, xfs_alloc_vextent_worker);
         queue_work(xfs_alloc_wq, &args->work);
         wait_for_completion(&done);
         return args->result;
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index ae31c313a79e..8dad722c0041 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -981,10 +981,15 @@ xfs_vm_writepage(
                                 imap_valid = 0;
                         }
                 } else {
-                        if (PageUptodate(page)) {
+                        if (PageUptodate(page))
                                 ASSERT(buffer_mapped(bh));
-                                imap_valid = 0;
-                        }
+                        /*
+                         * This buffer is not uptodate and will not be
+                         * written to disk.  Ensure that we will put any
+                         * subsequent writeable buffers into a new
+                         * ioend.
+                         */
+                        imap_valid = 0;
                         continue;
                 }
 
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 172d3cc8f8cb..a4beb421018a 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -201,14 +201,7 @@ xfs_buf_alloc(
         bp->b_length = numblks;
         bp->b_io_length = numblks;
         bp->b_flags = flags;
-
-        /*
-         * We do not set the block number here in the buffer because we have not
-         * finished initialising the buffer. We insert the buffer into the cache
-         * in this state, so this ensures that we are unable to do IO on a
-         * buffer that hasn't been fully initialised.
-         */
-        bp->b_bn = XFS_BUF_DADDR_NULL;
+        bp->b_bn = blkno;
         atomic_set(&bp->b_pin_count, 0);
         init_waitqueue_head(&bp->b_waiters);
 
@@ -567,11 +560,6 @@ xfs_buf_get(
         if (bp != new_bp)
                 xfs_buf_free(new_bp);
 
-        /*
-         * Now we have a workable buffer, fill in the block number so
-         * that we can do IO on it.
-         */
-        bp->b_bn = blkno;
         bp->b_io_length = bp->b_length;
 
 found:
@@ -772,7 +760,7 @@ xfs_buf_get_uncached(
         int                     error, i;
         xfs_buf_t               *bp;
 
-        bp = xfs_buf_alloc(target, 0, numblks, 0);
+        bp = xfs_buf_alloc(target, XFS_BUF_DADDR_NULL, numblks, 0);
         if (unlikely(bp == NULL))
                 goto fail;
 
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 6cdbf90c6f7b..d041d47d9d86 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -505,6 +505,14 @@ xfs_inode_item_push(
         }
 
         /*
+         * Stale inode items should force out the iclog.
+         */
+        if (ip->i_flags & XFS_ISTALE) {
+                rval = XFS_ITEM_PINNED;
+                goto out_unlock;
+        }
+
+        /*
          * Someone else is already flushing the inode.  Nothing we can do
          * here but wait for the flush to finish and remove the item from
          * the AIL.
@@ -514,15 +522,6 @@ xfs_inode_item_push(
                 goto out_unlock;
         }
 
-        /*
-         * Stale inode items should force out the iclog.
-         */
-        if (ip->i_flags & XFS_ISTALE) {
-                xfs_ifunlock(ip);
-                xfs_iunlock(ip, XFS_ILOCK_SHARED);
-                return XFS_ITEM_PINNED;
-        }
-
         ASSERT(iip->ili_fields != 0 || XFS_FORCED_SHUTDOWN(ip->i_mount));
         ASSERT(iip->ili_logged == 0 || XFS_FORCED_SHUTDOWN(ip->i_mount));
 
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index f30d9807dc48..d90d4a388609 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -38,13 +38,21 @@
 kmem_zone_t     *xfs_log_ticket_zone;
 
 /* Local miscellaneous function prototypes */
-STATIC int       xlog_commit_record(struct log *log, struct xlog_ticket *ticket,
-                                    xlog_in_core_t **, xfs_lsn_t *);
+STATIC int
+xlog_commit_record(
+        struct xlog             *log,
+        struct xlog_ticket      *ticket,
+        struct xlog_in_core     **iclog,
+        xfs_lsn_t               *commitlsnp);
+
 STATIC xlog_t *  xlog_alloc_log(xfs_mount_t     *mp,
                                 xfs_buftarg_t   *log_target,
                                 xfs_daddr_t     blk_offset,
                                 int             num_bblks);
-STATIC int       xlog_space_left(struct log *log, atomic64_t *head);
+STATIC int
+xlog_space_left(
+        struct xlog             *log,
+        atomic64_t              *head);
 STATIC int       xlog_sync(xlog_t *log, xlog_in_core_t *iclog);
 STATIC void      xlog_dealloc_log(xlog_t *log);
 
@@ -64,8 +72,10 @@ STATIC void xlog_state_switch_iclogs(xlog_t		*log,
                                      int                eventual_size);
 STATIC void xlog_state_want_sync(xlog_t *log, xlog_in_core_t *iclog);
 
-STATIC void xlog_grant_push_ail(struct log      *log,
-                                int             need_bytes);
+STATIC void
+xlog_grant_push_ail(
+        struct xlog     *log,
+        int             need_bytes);
 STATIC void xlog_regrant_reserve_log_space(xlog_t        *log,
                                            xlog_ticket_t *ticket);
 STATIC void xlog_ungrant_log_space(xlog_t        *log,
@@ -73,7 +83,9 @@ STATIC void xlog_ungrant_log_space(xlog_t	 *log,
 
 #if defined(DEBUG)
 STATIC void     xlog_verify_dest_ptr(xlog_t *log, char *ptr);
-STATIC void     xlog_verify_grant_tail(struct log *log);
+STATIC void
+xlog_verify_grant_tail(
+        struct xlog     *log);
 STATIC void     xlog_verify_iclog(xlog_t *log, xlog_in_core_t *iclog,
                                   int count, boolean_t syncing);
 STATIC void     xlog_verify_tail_lsn(xlog_t *log, xlog_in_core_t *iclog,
@@ -89,9 +101,9 @@ STATIC int	xlog_iclogs_empty(xlog_t *log);
 
 static void
 xlog_grant_sub_space(
-        struct log      *log,
-        atomic64_t      *head,
-        int             bytes)
+        struct xlog             *log,
+        atomic64_t              *head,
+        int                     bytes)
 {
         int64_t head_val = atomic64_read(head);
         int64_t new, old;
@@ -115,9 +127,9 @@ xlog_grant_sub_space(
 
 static void
 xlog_grant_add_space(
-        struct log      *log,
-        atomic64_t      *head,
-        int             bytes)
+        struct xlog             *log,
+        atomic64_t              *head,
+        int                     bytes)
 {
         int64_t head_val = atomic64_read(head);
         int64_t new, old;
@@ -165,7 +177,7 @@ xlog_grant_head_wake_all(
 
 static inline int
 xlog_ticket_reservation(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_grant_head  *head,
         struct xlog_ticket      *tic)
 {
@@ -182,7 +194,7 @@ xlog_ticket_reservation(
 
 STATIC bool
 xlog_grant_head_wake(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_grant_head  *head,
         int                     *free_bytes)
 {
@@ -204,7 +216,7 @@ xlog_grant_head_wake(
 
 STATIC int
 xlog_grant_head_wait(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_grant_head  *head,
         struct xlog_ticket      *tic,
         int                     need_bytes)
@@ -256,7 +268,7 @@ shutdown:
  */
 STATIC int
 xlog_grant_head_check(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_grant_head  *head,
         struct xlog_ticket      *tic,
         int                     *need_bytes)
@@ -323,7 +335,7 @@ xfs_log_regrant(
         struct xfs_mount        *mp,
         struct xlog_ticket      *tic)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         int                     need_bytes;
         int                     error = 0;
 
@@ -389,7 +401,7 @@ xfs_log_reserve(
         bool                    permanent,
         uint                    t_type)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         struct xlog_ticket      *tic;
         int                     need_bytes;
         int                     error = 0;
@@ -465,7 +477,7 @@ xfs_log_done(
         struct xlog_in_core     **iclog,
         uint                    flags)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         xfs_lsn_t               lsn = 0;
 
         if (XLOG_FORCED_SHUTDOWN(log) ||
@@ -810,6 +822,7 @@ xfs_log_unmount_write(xfs_mount_t *mp)
 void
 xfs_log_unmount(xfs_mount_t *mp)
 {
+        cancel_delayed_work_sync(&mp->m_sync_work);
         xfs_trans_ail_destroy(mp);
         xlog_dealloc_log(mp->m_log);
 }
@@ -838,7 +851,7 @@ void
 xfs_log_space_wake(
         struct xfs_mount        *mp)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         int                     free_bytes;
 
         if (XLOG_FORCED_SHUTDOWN(log))
@@ -916,7 +929,7 @@ xfs_lsn_t
 xlog_assign_tail_lsn_locked(
         struct xfs_mount        *mp)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         struct xfs_log_item     *lip;
         xfs_lsn_t               tail_lsn;
 
@@ -965,7 +978,7 @@ xlog_assign_tail_lsn(
  */
 STATIC int
 xlog_space_left(
-        struct log      *log,
+        struct xlog     *log,
         atomic64_t      *head)
 {
         int             free_bytes;
@@ -1277,7 +1290,7 @@ out:
  */
 STATIC int
 xlog_commit_record(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_ticket      *ticket,
         struct xlog_in_core     **iclog,
         xfs_lsn_t               *commitlsnp)
@@ -1311,7 +1324,7 @@ xlog_commit_record(
  */
 STATIC void
 xlog_grant_push_ail(
-        struct log      *log,
+        struct xlog     *log,
         int             need_bytes)
 {
         xfs_lsn_t       threshold_lsn = 0;
@@ -1790,7 +1803,7 @@ xlog_write_start_rec(
 
 static xlog_op_header_t *
 xlog_write_setup_ophdr(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_op_header   *ophdr,
         struct xlog_ticket      *ticket,
         uint                    flags)
@@ -1873,7 +1886,7 @@ xlog_write_setup_copy(
 
 static int
 xlog_write_copy_finish(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_in_core     *iclog,
         uint                    flags,
         int                     *record_cnt,
@@ -1958,7 +1971,7 @@ xlog_write_copy_finish(
  */
 int
 xlog_write(
-        struct log              *log,
+        struct xlog             *log,
         struct xfs_log_vec      *log_vector,
         struct xlog_ticket      *ticket,
         xfs_lsn_t               *start_lsn,
@@ -2821,7 +2834,7 @@ _xfs_log_force(
         uint                    flags,
         int                     *log_flushed)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         struct xlog_in_core     *iclog;
         xfs_lsn_t               lsn;
 
@@ -2969,7 +2982,7 @@ _xfs_log_force_lsn(
         uint                    flags,
         int                     *log_flushed)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         struct xlog_in_core     *iclog;
         int                     already_slept = 0;
 
@@ -3147,7 +3160,7 @@ xfs_log_ticket_get(
  */
 xlog_ticket_t *
 xlog_ticket_alloc(
-        struct log      *log,
+        struct xlog     *log,
         int             unit_bytes,
         int             cnt,
         char            client,
@@ -3278,7 +3291,7 @@ xlog_ticket_alloc(
  */
 void
 xlog_verify_dest_ptr(
-        struct log      *log,
+        struct xlog     *log,
         char            *ptr)
 {
         int i;
@@ -3307,7 +3320,7 @@ xlog_verify_dest_ptr(
  */
 STATIC void
 xlog_verify_grant_tail(
-        struct log      *log)
+        struct xlog     *log)
 {
         int             tail_cycle, tail_blocks;
         int             cycle, space;
diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c
index 7d6197c58493..ddc4529d07d3 100644
--- a/fs/xfs/xfs_log_cil.c
+++ b/fs/xfs/xfs_log_cil.c
@@ -44,7 +44,7 @@
  */
 static struct xlog_ticket *
 xlog_cil_ticket_alloc(
-        struct log      *log)
+        struct xlog     *log)
 {
         struct xlog_ticket *tic;
 
@@ -72,7 +72,7 @@ xlog_cil_ticket_alloc(
  */
 void
 xlog_cil_init_post_recovery(
-        struct log      *log)
+        struct xlog     *log)
 {
         log->l_cilp->xc_ctx->ticket = xlog_cil_ticket_alloc(log);
         log->l_cilp->xc_ctx->sequence = 1;
@@ -182,7 +182,7 @@ xlog_cil_prepare_log_vecs(
  */
 STATIC void
 xfs_cil_prepare_item(
-        struct log              *log,
+        struct xlog             *log,
         struct xfs_log_vec      *lv,
         int                     *len,
         int                     *diff_iovecs)
@@ -231,7 +231,7 @@ xfs_cil_prepare_item(
  */
 static void
 xlog_cil_insert_items(
-        struct log              *log,
+        struct xlog             *log,
         struct xfs_log_vec      *log_vector,
         struct xlog_ticket      *ticket)
 {
@@ -373,7 +373,7 @@ xlog_cil_committed(
  */
 STATIC int
 xlog_cil_push(
-        struct log              *log)
+        struct xlog             *log)
 {
         struct xfs_cil          *cil = log->l_cilp;
         struct xfs_log_vec      *lv;
@@ -601,7 +601,7 @@ xlog_cil_push_work(
  */
 static void
 xlog_cil_push_background(
-        struct log      *log)
+        struct xlog     *log)
 {
         struct xfs_cil  *cil = log->l_cilp;
 
@@ -629,7 +629,7 @@ xlog_cil_push_background(
 
 static void
 xlog_cil_push_foreground(
-        struct log      *log,
+        struct xlog     *log,
         xfs_lsn_t       push_seq)
 {
         struct xfs_cil  *cil = log->l_cilp;
@@ -683,7 +683,7 @@ xfs_log_commit_cil(
         xfs_lsn_t               *commit_lsn,
         int                     flags)
 {
-        struct log              *log = mp->m_log;
+        struct xlog             *log = mp->m_log;
         int                     log_flags = 0;
         struct xfs_log_vec      *log_vector;
 
@@ -754,7 +754,7 @@ xfs_log_commit_cil(
  */
 xfs_lsn_t
 xlog_cil_force_lsn(
-        struct log      *log,
+        struct xlog     *log,
         xfs_lsn_t       sequence)
 {
         struct xfs_cil          *cil = log->l_cilp;
@@ -833,7 +833,7 @@ xfs_log_item_in_current_chkpt(
  */
 int
 xlog_cil_init(
-        struct log      *log)
+        struct xlog     *log)
 {
         struct xfs_cil  *cil;
         struct xfs_cil_ctx *ctx;
@@ -869,7 +869,7 @@ xlog_cil_init(
 
 void
 xlog_cil_destroy(
-        struct log      *log)
+        struct xlog     *log)
 {
         if (log->l_cilp->xc_ctx) {
                 if (log->l_cilp->xc_ctx->ticket)
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index 5bc33261f5be..72eba2201b14 100644
--- a/fs/xfs/xfs_log_priv.h
+++ b/fs/xfs/xfs_log_priv.h
@@ -19,7 +19,7 @@
 #define __XFS_LOG_PRIV_H__
 
 struct xfs_buf;
-struct log;
+struct xlog;
 struct xlog_ticket;
 struct xfs_mount;
 
@@ -352,7 +352,7 @@ typedef struct xlog_in_core {
         struct xlog_in_core     *ic_next;
         struct xlog_in_core     *ic_prev;
         struct xfs_buf          *ic_bp;
-        struct log              *ic_log;
+        struct xlog             *ic_log;
         int                     ic_size;
         int                     ic_offset;
         int                     ic_bwritecnt;
@@ -409,7 +409,7 @@ struct xfs_cil_ctx {
  * operations almost as efficient as the old logging methods.
  */
 struct xfs_cil {
-        struct log              *xc_log;
+        struct xlog             *xc_log;
         struct list_head        xc_cil;
         spinlock_t              xc_cil_lock;
         struct xfs_cil_ctx      *xc_ctx;
@@ -487,7 +487,7 @@ struct xlog_grant_head {
  * overflow 31 bits worth of byte offset, so using a byte number will mean
  * that round off problems won't occur when releasing partial reservations.
  */
-typedef struct log {
+typedef struct xlog {
         /* The following fields don't need locking */
         struct xfs_mount        *l_mp;          /* mount point */
         struct xfs_ail          *l_ailp;        /* AIL log is working with */
@@ -553,9 +553,14 @@ extern int	 xlog_recover_finish(xlog_t *log);
 extern void      xlog_pack_data(xlog_t *log, xlog_in_core_t *iclog, int);
 
 extern kmem_zone_t *xfs_log_ticket_zone;
-struct xlog_ticket *xlog_ticket_alloc(struct log *log, int unit_bytes,
-                                int count, char client, bool permanent,
-                                xfs_km_flags_t alloc_flags);
+struct xlog_ticket *
+xlog_ticket_alloc(
+        struct xlog     *log,
+        int             unit_bytes,
+        int             count,
+        char            client,
+        bool            permanent,
+        xfs_km_flags_t  alloc_flags);
 
 
 static inline void
@@ -567,9 +572,14 @@ xlog_write_adv_cnt(void **ptr, int *len, int *off, size_t bytes)
 }
 
 void    xlog_print_tic_res(struct xfs_mount *mp, struct xlog_ticket *ticket);
-int     xlog_write(struct log *log, struct xfs_log_vec *log_vector,
-                                struct xlog_ticket *tic, xfs_lsn_t *start_lsn,
-                                xlog_in_core_t **commit_iclog, uint flags);
+int
+xlog_write(
+        struct xlog             *log,
+        struct xfs_log_vec      *log_vector,
+        struct xlog_ticket      *tic,
+        xfs_lsn_t               *start_lsn,
+        struct xlog_in_core     **commit_iclog,
+        uint                    flags);
 
 /*
  * When we crack an atomic LSN, we sample it first so that the value will not
@@ -629,17 +639,23 @@ xlog_assign_grant_head(atomic64_t *head, int cycle, int space)
 /*
  * Committed Item List interfaces
  */
-int     xlog_cil_init(struct log *log);
-void    xlog_cil_init_post_recovery(struct log *log);
-void    xlog_cil_destroy(struct log *log);
+int
+xlog_cil_init(struct xlog *log);
+void
+xlog_cil_init_post_recovery(struct xlog *log);
+void
+xlog_cil_destroy(struct xlog *log);
 
 /*
  * CIL force routines
  */
-xfs_lsn_t xlog_cil_force_lsn(struct log *log, xfs_lsn_t sequence);
+xfs_lsn_t
+xlog_cil_force_lsn(
+        struct xlog *log,
+        xfs_lsn_t sequence);
 
 static inline void
-xlog_cil_force(struct log *log)
+xlog_cil_force(struct xlog *log)
 {
         xlog_cil_force_lsn(log, log->l_cilp->xc_current_sequence);
 }
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index ca386909131a..a7be98abd6a9 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -1471,8 +1471,8 @@ xlog_recover_add_item(
 
 STATIC int
 xlog_recover_add_to_cont_trans(
-        struct log              *log,
-        xlog_recover_t          *trans,
+        struct xlog             *log,
+        struct xlog_recover     *trans,
         xfs_caddr_t             dp,
         int                     len)
 {
@@ -1517,8 +1517,8 @@ xlog_recover_add_to_cont_trans(
  */
 STATIC int
 xlog_recover_add_to_trans(
-        struct log              *log,
-        xlog_recover_t          *trans,
+        struct xlog             *log,
+        struct xlog_recover     *trans,
         xfs_caddr_t             dp,
         int                     len)
 {
@@ -1588,8 +1588,8 @@ xlog_recover_add_to_trans(
  */
 STATIC int
 xlog_recover_reorder_trans(
-        struct log              *log,
-        xlog_recover_t          *trans,
+        struct xlog             *log,
+        struct xlog_recover     *trans,
         int                     pass)
 {
         xlog_recover_item_t     *item, *n;
@@ -1642,8 +1642,8 @@ xlog_recover_reorder_trans(
  */
 STATIC int
 xlog_recover_buffer_pass1(
-        struct log              *log,
-        xlog_recover_item_t     *item)
+        struct xlog                     *log,
+        struct xlog_recover_item        *item)
 {
         xfs_buf_log_format_t    *buf_f = item->ri_buf[0].i_addr;
         struct list_head        *bucket;
@@ -1696,7 +1696,7 @@ xlog_recover_buffer_pass1(
  */
 STATIC int
 xlog_check_buffer_cancelled(
-        struct log              *log,
+        struct xlog             *log,
         xfs_daddr_t             blkno,
         uint                    len,
         ushort                  flags)
@@ -2689,9 +2689,9 @@ xlog_recover_free_trans(
 
 STATIC int
 xlog_recover_commit_pass1(
-        struct log              *log,
-        struct xlog_recover     *trans,
-        xlog_recover_item_t     *item)
+        struct xlog                     *log,
+        struct xlog_recover             *trans,
+        struct xlog_recover_item        *item)
 {
         trace_xfs_log_recover_item_recover(log, trans, item, XLOG_RECOVER_PASS1);
 
@@ -2716,10 +2716,10 @@ xlog_recover_commit_pass1(
 
 STATIC int
 xlog_recover_commit_pass2(
-        struct log              *log,
-        struct xlog_recover     *trans,
-        struct list_head        *buffer_list,
-        xlog_recover_item_t     *item)
+        struct xlog                     *log,
+        struct xlog_recover             *trans,
+        struct list_head                *buffer_list,
+        struct xlog_recover_item        *item)
 {
         trace_xfs_log_recover_item_recover(log, trans, item, XLOG_RECOVER_PASS2);
 
@@ -2753,7 +2753,7 @@ xlog_recover_commit_pass2(
  */
 STATIC int
 xlog_recover_commit_trans(
-        struct log              *log,
+        struct xlog             *log,
         struct xlog_recover     *trans,
         int                     pass)
 {
@@ -2793,8 +2793,8 @@ out:
 
 STATIC int
 xlog_recover_unmount_trans(
-        struct log              *log,
-        xlog_recover_t          *trans)
+        struct xlog             *log,
+        struct xlog_recover     *trans)
 {
         /* Do nothing now */
         xfs_warn(log->l_mp, "%s: Unmount LR", __func__);
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 8b89c5ac72d9..90c1fc9eaea4 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -53,7 +53,7 @@ typedef struct xfs_trans_reservations {
 
 #include "xfs_sync.h"
 
-struct log;
+struct xlog;
 struct xfs_mount_args;
 struct xfs_inode;
 struct xfs_bmbt_irec;
@@ -133,7 +133,7 @@ typedef struct xfs_mount {
         uint                    m_readio_blocks; /* min read size blocks */
         uint                    m_writeio_log;  /* min write size log bytes */
         uint                    m_writeio_blocks; /* min write size blocks */
-        struct log              *m_log;         /* log specific stuff */
+        struct xlog             *m_log;         /* log specific stuff */
         int                     m_logbufs;      /* number of log buffers */
         int                     m_logbsize;     /* size of each log buffer */
         uint                    m_rsumlevels;   /* rt summary levels */
diff --git a/fs/xfs/xfs_sync.c b/fs/xfs/xfs_sync.c
index c9d3409c5ca3..1e9ee064dbb2 100644
--- a/fs/xfs/xfs_sync.c
+++ b/fs/xfs/xfs_sync.c
@@ -386,23 +386,23 @@ xfs_sync_worker(
          * We shouldn't write/force the log if we are in the mount/unmount
          * process or on a read only filesystem. The workqueue still needs to be
          * active in both cases, however, because it is used for inode reclaim
-         * during these times.  Use the s_umount semaphore to provide exclusion
-         * with unmount.
+         * during these times.  Use the MS_ACTIVE flag to avoid doing anything
+         * during mount.  Doing work during unmount is avoided by calling
+         * cancel_delayed_work_sync on this work queue before tearing down
+         * the ail and the log in xfs_log_unmount.
          */
-        if (down_read_trylock(&mp->m_super->s_umount)) {
-                if (!(mp->m_flags & XFS_MOUNT_RDONLY)) {
-                        /* dgc: errors ignored here */
-                        if (mp->m_super->s_frozen == SB_UNFROZEN &&
-                            xfs_log_need_covered(mp))
-                                error = xfs_fs_log_dummy(mp);
-                        else
-                                xfs_log_force(mp, 0);
-
-                        /* start pushing all the metadata that is currently
-                         * dirty */
-                        xfs_ail_push_all(mp->m_ail);
-                }
-                up_read(&mp->m_super->s_umount);
+        if (!(mp->m_super->s_flags & MS_ACTIVE) &&
+            !(mp->m_flags & XFS_MOUNT_RDONLY)) {
+                /* dgc: errors ignored here */
+                if (mp->m_super->s_frozen == SB_UNFROZEN &&
+                    xfs_log_need_covered(mp))
+                        error = xfs_fs_log_dummy(mp);
+                else
+                        xfs_log_force(mp, 0);
+
+                /* start pushing all the metadata that is currently
+                 * dirty */
+                xfs_ail_push_all(mp->m_ail);
         }
 
         /* queue us up again */
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 7cf9d3529e51..caf5dabfd553 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -32,7 +32,7 @@ struct xfs_da_node_entry;
 struct xfs_dquot;
 struct xfs_log_item;
 struct xlog_ticket;
-struct log;
+struct xlog;
 struct xlog_recover;
 struct xlog_recover_item;
 struct xfs_buf_log_format;
@@ -762,7 +762,7 @@ DEFINE_DQUOT_EVENT(xfs_dqflush_force);
 DEFINE_DQUOT_EVENT(xfs_dqflush_done);
 
 DECLARE_EVENT_CLASS(xfs_loggrant_class,
-        TP_PROTO(struct log *log, struct xlog_ticket *tic),
+        TP_PROTO(struct xlog *log, struct xlog_ticket *tic),
         TP_ARGS(log, tic),
         TP_STRUCT__entry(
                 __field(dev_t, dev)
@@ -830,7 +830,7 @@ DECLARE_EVENT_CLASS(xfs_loggrant_class,
 
 #define DEFINE_LOGGRANT_EVENT(name) \
 DEFINE_EVENT(xfs_loggrant_class, name, \
-        TP_PROTO(struct log *log, struct xlog_ticket *tic), \
+        TP_PROTO(struct xlog *log, struct xlog_ticket *tic), \
         TP_ARGS(log, tic))
 DEFINE_LOGGRANT_EVENT(xfs_log_done_nonperm);
 DEFINE_LOGGRANT_EVENT(xfs_log_done_perm);
@@ -1664,7 +1664,7 @@ DEFINE_SWAPEXT_EVENT(xfs_swap_extent_before);
 DEFINE_SWAPEXT_EVENT(xfs_swap_extent_after);
 
 DECLARE_EVENT_CLASS(xfs_log_recover_item_class,
-        TP_PROTO(struct log *log, struct xlog_recover *trans,
+        TP_PROTO(struct xlog *log, struct xlog_recover *trans,
                 struct xlog_recover_item *item, int pass),
         TP_ARGS(log, trans, item, pass),
         TP_STRUCT__entry(
@@ -1698,7 +1698,7 @@ DECLARE_EVENT_CLASS(xfs_log_recover_item_class,
 
 #define DEFINE_LOG_RECOVER_ITEM(name) \
 DEFINE_EVENT(xfs_log_recover_item_class, name, \
-        TP_PROTO(struct log *log, struct xlog_recover *trans, \
+        TP_PROTO(struct xlog *log, struct xlog_recover *trans, \
                 struct xlog_recover_item *item, int pass), \
         TP_ARGS(log, trans, item, pass))
 
@@ -1709,7 +1709,7 @@ DEFINE_LOG_RECOVER_ITEM(xfs_log_recover_item_reorder_tail);
 DEFINE_LOG_RECOVER_ITEM(xfs_log_recover_item_recover);
 
 DECLARE_EVENT_CLASS(xfs_log_recover_buf_item_class,
-        TP_PROTO(struct log *log, struct xfs_buf_log_format *buf_f),
+        TP_PROTO(struct xlog *log, struct xfs_buf_log_format *buf_f),
         TP_ARGS(log, buf_f),
         TP_STRUCT__entry(
                 __field(dev_t, dev)
@@ -1739,7 +1739,7 @@ DECLARE_EVENT_CLASS(xfs_log_recover_buf_item_class,
 
 #define DEFINE_LOG_RECOVER_BUF_ITEM(name) \
 DEFINE_EVENT(xfs_log_recover_buf_item_class, name, \
-        TP_PROTO(struct log *log, struct xfs_buf_log_format *buf_f), \
+        TP_PROTO(struct xlog *log, struct xfs_buf_log_format *buf_f), \
         TP_ARGS(log, buf_f))
 
 DEFINE_LOG_RECOVER_BUF_ITEM(xfs_log_recover_buf_not_cancel);
@@ -1752,7 +1752,7 @@ DEFINE_LOG_RECOVER_BUF_ITEM(xfs_log_recover_buf_reg_buf);
 DEFINE_LOG_RECOVER_BUF_ITEM(xfs_log_recover_buf_dquot_buf);
 
 DECLARE_EVENT_CLASS(xfs_log_recover_ino_item_class,
-        TP_PROTO(struct log *log, struct xfs_inode_log_format *in_f),
+        TP_PROTO(struct xlog *log, struct xfs_inode_log_format *in_f),
         TP_ARGS(log, in_f),
         TP_STRUCT__entry(
                 __field(dev_t, dev)
@@ -1790,7 +1790,7 @@ DECLARE_EVENT_CLASS(xfs_log_recover_ino_item_class,
 )
 #define DEFINE_LOG_RECOVER_INO_ITEM(name) \
 DEFINE_EVENT(xfs_log_recover_ino_item_class, name, \
-        TP_PROTO(struct log *log, struct xfs_inode_log_format *in_f), \
+        TP_PROTO(struct xlog *log, struct xfs_inode_log_format *in_f), \
         TP_ARGS(log, in_f))
 
 DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_recover);
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 9f02005f217a..506ec19a3736 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -2,7 +2,6 @@
 #define _ASM_GENERIC_BUG_H
 
 #include <linux/compiler.h>
-#include <linux/kernel.h>
 
 #ifdef CONFIG_BUG
 
@@ -32,6 +31,9 @@ struct bug_entry {
 
 #endif  /* CONFIG_GENERIC_BUG */
 
+#ifndef __ASSEMBLY__
+#include <linux/kernel.h>
+
 /*
  * Don't use BUG() or BUG_ON() unless there's really no way out; one
  * example might be detecting data structure corruption in the middle
@@ -61,7 +63,6 @@ struct bug_entry {
  * to provide better diagnostics.
  */
 #ifndef __WARN_TAINT
-#ifndef __ASSEMBLY__
 extern __printf(3, 4)
 void warn_slowpath_fmt(const char *file, const int line,
                        const char *fmt, ...);
@@ -70,7 +71,6 @@ void warn_slowpath_fmt_taint(const char *file, const int line, unsigned taint,
                              const char *fmt, ...);
 extern void warn_slowpath_null(const char *file, const int line);
 #define WANT_WARN_ON_SLOWPATH
-#endif
 #define __WARN()                warn_slowpath_null(__FILE__, __LINE__)
 #define __WARN_printf(arg...)   warn_slowpath_fmt(__FILE__, __LINE__, arg)
 #define __WARN_printf_taint(taint, arg...)                              \
@@ -203,4 +203,6 @@ extern void warn_slowpath_null(const char *file, const int line);
 # define WARN_ON_SMP(x)                 ({0;})
 #endif
 
+#endif /* __ASSEMBLY__ */
+
 #endif
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 6f2b45a9b6bc..ff4947b7a976 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -484,6 +484,16 @@ static inline int pmd_none_or_trans_huge_or_clear_bad(pmd_t *pmd)
         /*
          * The barrier will stabilize the pmdval in a register or on
          * the stack so that it will stop changing under the code.
+         *
+         * When CONFIG_TRANSPARENT_HUGEPAGE=y on x86 32bit PAE,
+         * pmd_read_atomic is allowed to return a not atomic pmdval
+         * (for example pointing to an hugepage that has never been
+         * mapped in the pmd). The below checks will only care about
+         * the low part of the pmd with 32bit PAE x86 anyway, with the
+         * exception of pmd_none(). So the important thing is that if
+         * the low part of the pmd is found null, the high part will
+         * be also null or the pmd_none() check below would be
+         * confused.
          */
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
         barrier();
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 81368ab6c611..a7aec391b7b7 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -1,7 +1,3 @@
-/*
-   This file is auto-generated from the drm_pciids.txt in the DRM CVS
-   Please contact dri-devel@lists.sf.net to add new cards to this list
-*/
 #define radeon_PCI_IDS \
         {0x1002, 0x3150, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
         {0x1002, 0x3151, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index e5834aa24b9e..6a6d7aefe12d 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -47,9 +47,9 @@
  */
 #if !defined(CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING) || \
     !defined(CONFIG_OPTIMIZE_INLINING) || (__GNUC__ < 4)
-# define inline         inline          __attribute__((always_inline))
-# define __inline__     __inline__      __attribute__((always_inline))
-# define __inline       __inline        __attribute__((always_inline))
+# define inline         inline          __attribute__((always_inline)) notrace
+# define __inline__     __inline__      __attribute__((always_inline)) notrace
+# define __inline       __inline        __attribute__((always_inline)) notrace
 #else
 /* A lot of inline functions can cause havoc with function tracing */
 # define inline         inline          notrace
diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h
index 35f7237ec972..d6bd50110ec2 100644
--- a/include/linux/kmsg_dump.h
+++ b/include/linux/kmsg_dump.h
@@ -21,6 +21,7 @@
  * is passed to the kernel.
  */
 enum kmsg_dump_reason {
+        KMSG_DUMP_UNDEF,
         KMSG_DUMP_PANIC,
         KMSG_DUMP_OOPS,
         KMSG_DUMP_EMERG,
@@ -31,23 +32,37 @@ enum kmsg_dump_reason {
 
 /**
  * struct kmsg_dumper - kernel crash message dumper structure
- * @dump:       The callback which gets called on crashes. The buffer is passed
- *              as two sections, where s1 (length l1) contains the older
- *              messages and s2 (length l2) contains the newer.
  * @list:       Entry in the dumper list (private)
+ * @dump:       Call into dumping code which will retrieve the data with
+ *              through the record iterator
+ * @max_reason: filter for highest reason number that should be dumped
  * @registered: Flag that specifies if this is already registered
  */
 struct kmsg_dumper {
-        void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason,
-                        const char *s1, unsigned long l1,
-                        const char *s2, unsigned long l2);
         struct list_head list;
-        int registered;
+        void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason);
+        enum kmsg_dump_reason max_reason;
+        bool active;
+        bool registered;
+
+        /* private state of the kmsg iterator */
+        u32 cur_idx;
+        u32 next_idx;
+        u64 cur_seq;
+        u64 next_seq;
 };
 
 #ifdef CONFIG_PRINTK
 void kmsg_dump(enum kmsg_dump_reason reason);
 
+bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog,
+                        char *line, size_t size, size_t *len);
+
+bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog,
+                          char *buf, size_t size, size_t *len);
+
+void kmsg_dump_rewind(struct kmsg_dumper *dumper);
+
 int kmsg_dump_register(struct kmsg_dumper *dumper);
 
 int kmsg_dump_unregister(struct kmsg_dumper *dumper);
@@ -56,6 +71,22 @@ static inline void kmsg_dump(enum kmsg_dump_reason reason)
 {
 }
 
+static inline bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog,
+                                const char *line, size_t size, size_t *len)
+{
+        return false;
+}
+
+static inline bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog,
+                                        char *buf, size_t size, size_t *len)
+{
+        return false;
+}
+
+static inline void kmsg_dump_rewind(struct kmsg_dumper *dumper)
+{
+}
+
 static inline int kmsg_dump_register(struct kmsg_dumper *dumper)
 {
         return -EINVAL;
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index dad95bdd06d7..704a626d94a0 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -57,8 +57,18 @@ struct page {
                 };
 
                 union {
+#if defined(CONFIG_HAVE_CMPXCHG_DOUBLE) && \
+        defined(CONFIG_HAVE_ALIGNED_STRUCT_PAGE)
                         /* Used for cmpxchg_double in slub */
                         unsigned long counters;
+#else
+                        /*
+                         * Keep _count separate from slub cmpxchg_double data.
+                         * As the rest of the double word is protected by
+                         * slab_lock but _count is not.
+                         */
+                        unsigned counters;
+#endif
 
                         struct {
 
diff --git a/include/linux/mmc/sdhci-spear.h b/include/linux/mmc/sdhci-spear.h
index 5cdc96da9dd5..e78c0e236e9d 100644
--- a/include/linux/mmc/sdhci-spear.h
+++ b/include/linux/mmc/sdhci-spear.h
@@ -4,7 +4,7 @@
  * SDHCI declarations specific to ST SPEAr platform
  *
  * Copyright (C) 2010 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/include/linux/mmc/sdio.h b/include/linux/mmc/sdio.h
index c9fe66c58f8f..17446d3c3602 100644
--- a/include/linux/mmc/sdio.h
+++ b/include/linux/mmc/sdio.h
@@ -98,7 +98,9 @@
 
 #define SDIO_CCCR_IF            0x07    /* bus interface controls */
 
+#define  SDIO_BUS_WIDTH_MASK    0x03    /* data bus width setting */
 #define  SDIO_BUS_WIDTH_1BIT    0x00
+#define  SDIO_BUS_WIDTH_RESERVED 0x01
 #define  SDIO_BUS_WIDTH_4BIT    0x02
 #define  SDIO_BUS_ECSI          0x20    /* Enable continuous SPI interrupt */
 #define  SDIO_BUS_SCSI          0x40    /* Support continuous SPI interrupt */
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index fbb78fb09bd2..f58325a1d8fb 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -25,6 +25,7 @@ struct nfs41_impl_id;
  */
 struct nfs_client {
         atomic_t                cl_count;
+        atomic_t                cl_mds_count;
         int                     cl_cons_state;  /* current construction state (-ve: init error) */
 #define NFS_CS_READY            0               /* ready to be used */
 #define NFS_CS_INITING          1               /* busy initialising */
diff --git a/include/linux/pata_arasan_cf_data.h b/include/linux/pata_arasan_cf_data.h
index a6ee9aa898bb..a7b4fc386e63 100644
--- a/include/linux/pata_arasan_cf_data.h
+++ b/include/linux/pata_arasan_cf_data.h
@@ -4,7 +4,7 @@
  * Arasan Compact Flash host controller platform data header file
  *
  * Copyright (C) 2011 ST Microelectronics
- * Viresh Kumar <viresh.kumar@st.com>
+ * Viresh Kumar <viresh.linux@gmail.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/include/linux/pstore_ram.h b/include/linux/pstore_ram.h
index 7ed7fd4dba49..3b823d49a85a 100644
--- a/include/linux/pstore_ram.h
+++ b/include/linux/pstore_ram.h
@@ -69,12 +69,14 @@ struct persistent_ram_zone * __init persistent_ram_new(phys_addr_t start,
                                                        size_t size,
                                                        bool ecc);
 void persistent_ram_free(struct persistent_ram_zone *prz);
+void persistent_ram_zap(struct persistent_ram_zone *prz);
 struct persistent_ram_zone *persistent_ram_init_ringbuffer(struct device *dev,
                 bool ecc);
 
 int persistent_ram_write(struct persistent_ram_zone *prz, const void *s,
         unsigned int count);
 
+void persistent_ram_save_old(struct persistent_ram_zone *prz);
 size_t persistent_ram_old_size(struct persistent_ram_zone *prz);
 void *persistent_ram_old(struct persistent_ram_zone *prz);
 void persistent_ram_free_old(struct persistent_ram_zone *prz);
diff --git a/include/linux/pxa2xx_ssp.h b/include/linux/pxa2xx_ssp.h
index 44835fb39793..f36632061c66 100644
--- a/include/linux/pxa2xx_ssp.h
+++ b/include/linux/pxa2xx_ssp.h
@@ -160,7 +160,9 @@ enum pxa_ssp_type {
         PXA25x_SSP,  /* pxa 210, 250, 255, 26x */
         PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */
         PXA27x_SSP,
+        PXA3xx_SSP,
         PXA168_SSP,
+        PXA910_SSP,
         CE4100_SSP,
 };
 
diff --git a/include/linux/spi/pxa2xx_spi.h b/include/linux/spi/pxa2xx_spi.h
index d3e1075f7b60..c73d1445c77e 100644
--- a/include/linux/spi/pxa2xx_spi.h
+++ b/include/linux/spi/pxa2xx_spi.h
@@ -43,7 +43,7 @@ struct pxa2xx_spi_chip {
         void (*cs_control)(u32 command);
 };
 
-#ifdef CONFIG_ARCH_PXA
+#if defined(CONFIG_ARCH_PXA) || defined(CONFIG_ARCH_MMP)
 
 #include <linux/clk.h>
 #include <mach/dma.h>
diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h
index 60da41fe9dc2..ddb419cf4530 100644
--- a/include/linux/vga_switcheroo.h
+++ b/include/linux/vga_switcheroo.h
@@ -7,8 +7,13 @@
  * vga_switcheroo.h - Support for laptop with dual GPU using one set of outputs
  */
 
+#ifndef _LINUX_VGA_SWITCHEROO_H_
+#define _LINUX_VGA_SWITCHEROO_H_
+
 #include <linux/fb.h>
 
+struct pci_dev;
+
 enum vga_switcheroo_state {
         VGA_SWITCHEROO_OFF,
         VGA_SWITCHEROO_ON,
@@ -71,3 +76,4 @@ static inline int vga_switcheroo_get_client_state(struct pci_dev *dev) { return
 
 
 #endif
+#endif /* _LINUX_VGA_SWITCHEROO_H_ */
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 72fcd3069a90..2097684cf194 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -255,12 +255,17 @@ int cgroup_lock_is_held(void)
 
 EXPORT_SYMBOL_GPL(cgroup_lock_is_held);
 
+static int css_unbias_refcnt(int refcnt)
+{
+        return refcnt >= 0 ? refcnt : refcnt - CSS_DEACT_BIAS;
+}
+
 /* the current nr of refs, always >= 0 whether @css is deactivated or not */
 static int css_refcnt(struct cgroup_subsys_state *css)
 {
         int v = atomic_read(&css->refcnt);
 
-        return v >= 0 ? v : v - CSS_DEACT_BIAS;
+        return css_unbias_refcnt(v);
 }
 
 /* convenient tests for these bits */
@@ -4982,10 +4987,12 @@ EXPORT_SYMBOL_GPL(__css_tryget);
 void __css_put(struct cgroup_subsys_state *css)
 {
         struct cgroup *cgrp = css->cgroup;
+        int v;
 
         rcu_read_lock();
-        atomic_dec(&css->refcnt);
-        switch (css_refcnt(css)) {
+        v = css_unbias_refcnt(atomic_dec_return(&css->refcnt));
+
+        switch (v) {
         case 1:
                 if (notify_on_release(cgrp)) {
                         set_bit(CGRP_RELEASABLE, &cgrp->flags);
diff --git a/kernel/events/core.c b/kernel/events/core.c
index f85c0154b333..d7d71d6ec972 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -253,9 +253,9 @@ perf_cgroup_match(struct perf_event *event)
         return !event->cgrp || event->cgrp == cpuctx->cgrp;
 }
 
-static inline void perf_get_cgroup(struct perf_event *event)
+static inline bool perf_tryget_cgroup(struct perf_event *event)
 {
-        css_get(&event->cgrp->css);
+        return css_tryget(&event->cgrp->css);
 }
 
 static inline void perf_put_cgroup(struct perf_event *event)
@@ -484,7 +484,11 @@ static inline int perf_cgroup_connect(int fd, struct perf_event *event,
         event->cgrp = cgrp;
 
         /* must be done before we fput() the file */
-        perf_get_cgroup(event);
+        if (!perf_tryget_cgroup(event)) {
+                event->cgrp = NULL;
+                ret = -ENOENT;
+                goto out;
+        }
 
         /*
          * all events in a group must monitor
diff --git a/kernel/exit.c b/kernel/exit.c
index 34867cc5b42a..2f59cc334516 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -72,6 +72,18 @@ static void __unhash_process(struct task_struct *p, bool group_dead)
                 list_del_rcu(&p->tasks);
                 list_del_init(&p->sibling);
                 __this_cpu_dec(process_counts);
+                /*
+                 * If we are the last child process in a pid namespace to be
+                 * reaped, notify the reaper sleeping zap_pid_ns_processes().
+                 */
+                if (IS_ENABLED(CONFIG_PID_NS)) {
+                        struct task_struct *parent = p->real_parent;
+
+                        if ((task_active_pid_ns(parent)->child_reaper == parent) &&
+                            list_empty(&parent->children) &&
+                            (parent->flags & PF_EXITING))
+                                wake_up_process(parent);
+                }
         }
         list_del_rcu(&p->thread_group);
 }
@@ -643,6 +655,7 @@ static void exit_mm(struct task_struct * tsk)
         mm_release(tsk, mm);
         if (!mm)
                 return;
+        sync_mm_rss(mm);
         /*
          * Serialize with any possible pending coredump.
          * We must hold mmap_sem around checking core_state
@@ -719,12 +732,6 @@ static struct task_struct *find_new_reaper(struct task_struct *father)
 
                 zap_pid_ns_processes(pid_ns);
                 write_lock_irq(&tasklist_lock);
-                /*
-                 * We can not clear ->child_reaper or leave it alone.
-                 * There may by stealth EXIT_DEAD tasks on ->children,
-                 * forget_original_parent() must move them somewhere.
-                 */
-                pid_ns->child_reaper = init_pid_ns.child_reaper;
         } else if (father->signal->has_child_subreaper) {
                 struct task_struct *reaper;
 
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 16b20e38c4a1..b3c7fd554250 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -184,11 +184,31 @@ void zap_pid_ns_processes(struct pid_namespace *pid_ns)
         }
         read_unlock(&tasklist_lock);
 
+        /* Firstly reap the EXIT_ZOMBIE children we may have. */
         do {
                 clear_thread_flag(TIF_SIGPENDING);
                 rc = sys_wait4(-1, NULL, __WALL, NULL);
         } while (rc != -ECHILD);
 
+        /*
+         * sys_wait4() above can't reap the TASK_DEAD children.
+         * Make sure they all go away, see __unhash_process().
+         */
+        for (;;) {
+                bool need_wait = false;
+
+                read_lock(&tasklist_lock);
+                if (!list_empty(&current->children)) {
+                        __set_current_state(TASK_UNINTERRUPTIBLE);
+                        need_wait = true;
+                }
+                read_unlock(&tasklist_lock);
+
+                if (!need_wait)
+                        break;
+                schedule();
+        }
+
         if (pid_ns->reboot)
                 current->signal->group_exit_code = pid_ns->reboot;
 
diff --git a/kernel/printk.c b/kernel/printk.c
index 32462d2b364a..a2276b916769 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -227,10 +227,10 @@ static u32 clear_idx;
 #define LOG_LINE_MAX 1024
 
 /* record buffer */
-#if !defined(CONFIG_64BIT) || defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS)
+#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS)
 #define LOG_ALIGN 4
 #else
-#define LOG_ALIGN 8
+#define LOG_ALIGN __alignof__(struct log)
 #endif
 #define __LOG_BUF_LEN (1 << CONFIG_LOG_BUF_SHIFT)
 static char __log_buf[__LOG_BUF_LEN] __aligned(LOG_ALIGN);
@@ -414,7 +414,9 @@ static ssize_t devkmsg_read(struct file *file, char __user *buf,
         if (!user)
                 return -EBADF;
 
-        mutex_lock(&user->lock);
+        ret = mutex_lock_interruptible(&user->lock);
+        if (ret)
+                return ret;
         raw_spin_lock(&logbuf_lock);
         while (user->seq == log_next_seq) {
                 if (file->f_flags & O_NONBLOCK) {
@@ -878,7 +880,9 @@ static int syslog_print(char __user *buf, int size)
         syslog_seq++;
         raw_spin_unlock_irq(&logbuf_lock);
 
-        if (len > 0 && copy_to_user(buf, text, len))
+        if (len > size)
+                len = -EINVAL;
+        else if (len > 0 && copy_to_user(buf, text, len))
                 len = -EFAULT;
 
         kfree(text);
@@ -909,7 +913,7 @@ static int syslog_print_all(char __user *buf, int size, bool clear)
                 /*
                  * Find first record that fits, including all following records,
                  * into the user-provided buffer for this dump.
-                */
+                 */
                 seq = clear_seq;
                 idx = clear_idx;
                 while (seq < log_next_seq) {
@@ -919,6 +923,8 @@ static int syslog_print_all(char __user *buf, int size, bool clear)
                         idx = log_next(idx);
                         seq++;
                 }
+
+                /* move first record forward until length fits into the buffer */
                 seq = clear_seq;
                 idx = clear_idx;
                 while (len > size && seq < log_next_seq) {
@@ -929,7 +935,7 @@ static int syslog_print_all(char __user *buf, int size, bool clear)
                         seq++;
                 }
 
-                /* last message in this dump */
+                /* last message fitting into this dump */
                 next_seq = log_next_seq;
 
                 len = 0;
@@ -974,6 +980,7 @@ int do_syslog(int type, char __user *buf, int len, bool from_file)
 {
         bool clear = false;
         static int saved_console_loglevel = -1;
+        static DEFINE_MUTEX(syslog_mutex);
         int error;
 
         error = check_syslog_permissions(type, from_file);
@@ -1000,11 +1007,17 @@ int do_syslog(int type, char __user *buf, int len, bool from_file)
                         error = -EFAULT;
                         goto out;
                 }
+                error = mutex_lock_interruptible(&syslog_mutex);
+                if (error)
+                        goto out;
                 error = wait_event_interruptible(log_wait,
                                                  syslog_seq != log_next_seq);
-                if (error)
+                if (error) {
+                        mutex_unlock(&syslog_mutex);
                         goto out;
+                }
                 error = syslog_print(buf, len);
+                mutex_unlock(&syslog_mutex);
                 break;
         /* Read/clear last kernel messages */
         case SYSLOG_ACTION_READ_CLEAR:
@@ -2300,48 +2313,210 @@ module_param_named(always_kmsg_dump, always_kmsg_dump, bool, S_IRUGO | S_IWUSR);
  * kmsg_dump - dump kernel log to kernel message dumpers.
  * @reason: the reason (oops, panic etc) for dumping
  *
- * Iterate through each of the dump devices and call the oops/panic
- * callbacks with the log buffer.
+ * Call each of the registered dumper's dump() callback, which can
+ * retrieve the kmsg records with kmsg_dump_get_line() or
+ * kmsg_dump_get_buffer().
  */
 void kmsg_dump(enum kmsg_dump_reason reason)
 {
-        u64 idx;
         struct kmsg_dumper *dumper;
-        const char *s1, *s2;
-        unsigned long l1, l2;
         unsigned long flags;
 
         if ((reason > KMSG_DUMP_OOPS) && !always_kmsg_dump)
                 return;
 
-        /* Theoretically, the log could move on after we do this, but
-           there's not a lot we can do about that. The new messages
-           will overwrite the start of what we dump. */
+        rcu_read_lock();
+        list_for_each_entry_rcu(dumper, &dump_list, list) {
+                if (dumper->max_reason && reason > dumper->max_reason)
+                        continue;
+
+                /* initialize iterator with data about the stored records */
+                dumper->active = true;
+
+                raw_spin_lock_irqsave(&logbuf_lock, flags);
+                dumper->cur_seq = clear_seq;
+                dumper->cur_idx = clear_idx;
+                dumper->next_seq = log_next_seq;
+                dumper->next_idx = log_next_idx;
+                raw_spin_unlock_irqrestore(&logbuf_lock, flags);
+
+                /* invoke dumper which will iterate over records */
+                dumper->dump(dumper, reason);
+
+                /* reset iterator */
+                dumper->active = false;
+        }
+        rcu_read_unlock();
+}
+
+/**
+ * kmsg_dump_get_line - retrieve one kmsg log line
+ * @dumper: registered kmsg dumper
+ * @syslog: include the "<4>" prefixes
+ * @line: buffer to copy the line to
+ * @size: maximum size of the buffer
+ * @len: length of line placed into buffer
+ *
+ * Start at the beginning of the kmsg buffer, with the oldest kmsg
+ * record, and copy one record into the provided buffer.
+ *
+ * Consecutive calls will return the next available record moving
+ * towards the end of the buffer with the youngest messages.
+ *
+ * A return value of FALSE indicates that there are no more records to
+ * read.
+ */
+bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog,
+                        char *line, size_t size, size_t *len)
+{
+        unsigned long flags;
+        struct log *msg;
+        size_t l = 0;
+        bool ret = false;
+
+        if (!dumper->active)
+                goto out;
 
         raw_spin_lock_irqsave(&logbuf_lock, flags);
-        if (syslog_seq < log_first_seq)
-                idx = syslog_idx;
-        else
-                idx = log_first_idx;
+        if (dumper->cur_seq < log_first_seq) {
+                /* messages are gone, move to first available one */
+                dumper->cur_seq = log_first_seq;
+                dumper->cur_idx = log_first_idx;
+        }
+
+        /* last entry */
+        if (dumper->cur_seq >= log_next_seq) {
+                raw_spin_unlock_irqrestore(&logbuf_lock, flags);
+                goto out;
+        }
 
-        if (idx > log_next_idx) {
-                s1 = log_buf;
-                l1 = log_next_idx;
+        msg = log_from_idx(dumper->cur_idx);
+        l = msg_print_text(msg, syslog,
+                              line, size);
 
-                s2 = log_buf + idx;
-                l2 = log_buf_len - idx;
-        } else {
-                s1 = "";
-                l1 = 0;
+        dumper->cur_idx = log_next(dumper->cur_idx);
+        dumper->cur_seq++;
+        ret = true;
+        raw_spin_unlock_irqrestore(&logbuf_lock, flags);
+out:
+        if (len)
+                *len = l;
+        return ret;
+}
+EXPORT_SYMBOL_GPL(kmsg_dump_get_line);
+
+/**
+ * kmsg_dump_get_buffer - copy kmsg log lines
+ * @dumper: registered kmsg dumper
+ * @syslog: include the "<4>" prefixes
+ * @line: buffer to copy the line to
+ * @size: maximum size of the buffer
+ * @len: length of line placed into buffer
+ *
+ * Start at the end of the kmsg buffer and fill the provided buffer
+ * with as many of the the *youngest* kmsg records that fit into it.
+ * If the buffer is large enough, all available kmsg records will be
+ * copied with a single call.
+ *
+ * Consecutive calls will fill the buffer with the next block of
+ * available older records, not including the earlier retrieved ones.
+ *
+ * A return value of FALSE indicates that there are no more records to
+ * read.
+ */
+bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog,
+                          char *buf, size_t size, size_t *len)
+{
+        unsigned long flags;
+        u64 seq;
+        u32 idx;
+        u64 next_seq;
+        u32 next_idx;
+        size_t l = 0;
+        bool ret = false;
+
+        if (!dumper->active)
+                goto out;
+
+        raw_spin_lock_irqsave(&logbuf_lock, flags);
+        if (dumper->cur_seq < log_first_seq) {
+                /* messages are gone, move to first available one */
+                dumper->cur_seq = log_first_seq;
+                dumper->cur_idx = log_first_idx;
+        }
+
+        /* last entry */
+        if (dumper->cur_seq >= dumper->next_seq) {
+                raw_spin_unlock_irqrestore(&logbuf_lock, flags);
+                goto out;
+        }
+
+        /* calculate length of entire buffer */
+        seq = dumper->cur_seq;
+        idx = dumper->cur_idx;
+        while (seq < dumper->next_seq) {
+                struct log *msg = log_from_idx(idx);
+
+                l += msg_print_text(msg, true, NULL, 0);
+                idx = log_next(idx);
+                seq++;
+        }
 
-                s2 = log_buf + idx;
-                l2 = log_next_idx - idx;
+        /* move first record forward until length fits into the buffer */
+        seq = dumper->cur_seq;
+        idx = dumper->cur_idx;
+        while (l > size && seq < dumper->next_seq) {
+                struct log *msg = log_from_idx(idx);
+
+                l -= msg_print_text(msg, true, NULL, 0);
+                idx = log_next(idx);
+                seq++;
+        }
+
+        /* last message in next interation */
+        next_seq = seq;
+        next_idx = idx;
+
+        l = 0;
+        while (seq < dumper->next_seq) {
+                struct log *msg = log_from_idx(idx);
+
+                l += msg_print_text(msg, syslog,
+                                    buf + l, size - l);
+
+                idx = log_next(idx);
+                seq++;
         }
+
+        dumper->next_seq = next_seq;
+        dumper->next_idx = next_idx;
+        ret = true;
         raw_spin_unlock_irqrestore(&logbuf_lock, flags);
+out:
+        if (len)
+                *len = l;
+        return ret;
+}
+EXPORT_SYMBOL_GPL(kmsg_dump_get_buffer);
 
-        rcu_read_lock();
-        list_for_each_entry_rcu(dumper, &dump_list, list)
-                dumper->dump(dumper, reason, s1, l1, s2, l2);
-        rcu_read_unlock();
+/**
+ * kmsg_dump_rewind - reset the interator
+ * @dumper: registered kmsg dumper
+ *
+ * Reset the dumper's iterator so that kmsg_dump_get_line() and
+ * kmsg_dump_get_buffer() can be called again and used multiple
+ * times within the same dumper.dump() callback.
+ */
+void kmsg_dump_rewind(struct kmsg_dumper *dumper)
+{
+        unsigned long flags;
+
+        raw_spin_lock_irqsave(&logbuf_lock, flags);
+        dumper->cur_seq = clear_seq;
+        dumper->cur_idx = clear_idx;
+        dumper->next_seq = log_next_seq;
+        dumper->next_idx = log_next_idx;
+        raw_spin_unlock_irqrestore(&logbuf_lock, flags);
 }
+EXPORT_SYMBOL_GPL(kmsg_dump_rewind);
 #endif
diff --git a/kernel/sys.c b/kernel/sys.c
index f0ec44dcd415..e0c8ffc50d7f 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -2127,9 +2127,6 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
                                 else
                                         return -EINVAL;
                                 break;
-                case PR_GET_TID_ADDRESS:
-                        error = prctl_get_tid_address(me, (int __user **)arg2);
-                        break;
                         default:
                                 return -EINVAL;
                         }
@@ -2147,6 +2144,9 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
                 case PR_SET_MM:
                         error = prctl_set_mm(arg2, arg3, arg4, arg5);
                         break;
+                case PR_GET_TID_ADDRESS:
+                        error = prctl_get_tid_address(me, (int __user **)arg2);
+                        break;
                 case PR_SET_CHILD_SUBREAPER:
                         me->signal->is_child_subreaper = !!arg2;
                         error = 0;
diff --git a/lib/fault-inject.c b/lib/fault-inject.c
index 6805453c18e7..f7210ad6cffd 100644
--- a/lib/fault-inject.c
+++ b/lib/fault-inject.c
@@ -101,6 +101,10 @@ static inline bool fail_stacktrace(struct fault_attr *attr)
 
 bool should_fail(struct fault_attr *attr, ssize_t size)
 {
+        /* No need to check any other properties if the probability is 0 */
+        if (attr->probability == 0)
+                return false;
+
         if (attr->task_filter && !fail_task(attr, current))
                 return false;
 
diff --git a/mm/memblock.c b/mm/memblock.c
index 32a0a5e4d79d..d4382095f8bd 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -184,7 +184,24 @@ static void __init_memblock memblock_remove_region(struct memblock_type *type, u
         }
 }
 
-static int __init_memblock memblock_double_array(struct memblock_type *type)
+/**
+ * memblock_double_array - double the size of the memblock regions array
+ * @type: memblock type of the regions array being doubled
+ * @new_area_start: starting address of memory range to avoid overlap with
+ * @new_area_size: size of memory range to avoid overlap with
+ *
+ * Double the size of the @type regions array. If memblock is being used to
+ * allocate memory for a new reserved regions array and there is a previously
+ * allocated memory range [@new_area_start,@new_area_start+@new_area_size]
+ * waiting to be reserved, ensure the memory used by the new array does
+ * not overlap.
+ *
+ * RETURNS:
+ * 0 on success, -1 on failure.
+ */
+static int __init_memblock memblock_double_array(struct memblock_type *type,
+                                                phys_addr_t new_area_start,
+                                                phys_addr_t new_area_size)
 {
         struct memblock_region *new_array, *old_array;
         phys_addr_t old_size, new_size, addr;
@@ -222,7 +239,18 @@ static int __init_memblock memblock_double_array(struct memblock_type *type)
                 new_array = kmalloc(new_size, GFP_KERNEL);
                 addr = new_array ? __pa(new_array) : 0;
         } else {
-                addr = memblock_find_in_range(0, MEMBLOCK_ALLOC_ACCESSIBLE, new_size, sizeof(phys_addr_t));
+                /* only exclude range when trying to double reserved.regions */
+                if (type != &memblock.reserved)
+                        new_area_start = new_area_size = 0;
+
+                addr = memblock_find_in_range(new_area_start + new_area_size,
+                                                memblock.current_limit,
+                                                new_size, sizeof(phys_addr_t));
+                if (!addr && new_area_size)
+                        addr = memblock_find_in_range(0,
+                                        min(new_area_start, memblock.current_limit),
+                                        new_size, sizeof(phys_addr_t));
+
                 new_array = addr ? __va(addr) : 0;
         }
         if (!addr) {
@@ -399,7 +427,7 @@ repeat:
          */
         if (!insert) {
                 while (type->cnt + nr_new > type->max)
-                        if (memblock_double_array(type) < 0)
+                        if (memblock_double_array(type, obase, size) < 0)
                                 return -ENOMEM;
                 insert = true;
                 goto repeat;
@@ -450,7 +478,7 @@ static int __init_memblock memblock_isolate_range(struct memblock_type *type,
 
         /* we'll create at most two more regions */
         while (type->cnt + 2 > type->max)
-                if (memblock_double_array(type) < 0)
+                if (memblock_double_array(type, base, size) < 0)
                         return -ENOMEM;
 
         for (i = 0; i < type->cnt; i++) {
@@ -540,9 +568,9 @@ int __init_memblock memblock_reserve(phys_addr_t base, phys_addr_t size)
  * __next_free_mem_range - next function for for_each_free_mem_range()
  * @idx: pointer to u64 loop variable
  * @nid: nid: node selector, %MAX_NUMNODES for all nodes
- * @p_start: ptr to phys_addr_t for start address of the range, can be %NULL
- * @p_end: ptr to phys_addr_t for end address of the range, can be %NULL
- * @p_nid: ptr to int for nid of the range, can be %NULL
+ * @out_start: ptr to phys_addr_t for start address of the range, can be %NULL
+ * @out_end: ptr to phys_addr_t for end address of the range, can be %NULL
+ * @out_nid: ptr to int for nid of the range, can be %NULL
  *
  * Find the first free area from *@idx which matches @nid, fill the out
  * parameters, and update *@idx for the next iteration.  The lower 32bit of
@@ -616,9 +644,9 @@ void __init_memblock __next_free_mem_range(u64 *idx, int nid,
  * __next_free_mem_range_rev - next function for for_each_free_mem_range_reverse()
  * @idx: pointer to u64 loop variable
  * @nid: nid: node selector, %MAX_NUMNODES for all nodes
- * @p_start: ptr to phys_addr_t for start address of the range, can be %NULL
- * @p_end: ptr to phys_addr_t for end address of the range, can be %NULL
- * @p_nid: ptr to int for nid of the range, can be %NULL
+ * @out_start: ptr to phys_addr_t for start address of the range, can be %NULL
+ * @out_end: ptr to phys_addr_t for end address of the range, can be %NULL
+ * @out_nid: ptr to int for nid of the range, can be %NULL
  *
  * Reverse of __next_free_mem_range().
  */
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index ac35bccadb7b..f72b5e52451a 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1148,7 +1148,7 @@ bool __mem_cgroup_same_or_subtree(const struct mem_cgroup *root_memcg,
 {
         if (root_memcg == memcg)
                 return true;
-        if (!root_memcg->use_hierarchy)
+        if (!root_memcg->use_hierarchy || !memcg)
                 return false;
         return css_is_ancestor(&memcg->css, &root_memcg->css);
 }
@@ -1234,7 +1234,7 @@ int mem_cgroup_inactive_file_is_low(struct lruvec *lruvec)
 
 /**
  * mem_cgroup_margin - calculate chargeable space of a memory cgroup
- * @mem: the memory cgroup
+ * @memcg: the memory cgroup
  *
  * Returns the maximum amount of memory @mem can be charged with, in
  * pages.
@@ -1508,7 +1508,7 @@ static unsigned long mem_cgroup_reclaim(struct mem_cgroup *memcg,
 
 /**
  * test_mem_cgroup_node_reclaimable
- * @mem: the target memcg
+ * @memcg: the target memcg
  * @nid: the node ID to be checked.
  * @noswap : specify true here if the user wants flle only information.
  *
diff --git a/mm/memory.c b/mm/memory.c
index 1b7dc662bf9f..2466d1250231 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1225,7 +1225,15 @@ static inline unsigned long zap_pmd_range(struct mmu_gather *tlb,
                 next = pmd_addr_end(addr, end);
                 if (pmd_trans_huge(*pmd)) {
                         if (next - addr != HPAGE_PMD_SIZE) {
-                                VM_BUG_ON(!rwsem_is_locked(&tlb->mm->mmap_sem));
+#ifdef CONFIG_DEBUG_VM
+                                if (!rwsem_is_locked(&tlb->mm->mmap_sem)) {
+                                        pr_err("%s: mmap_sem is unlocked! addr=0x%lx end=0x%lx vma->vm_start=0x%lx vma->vm_end=0x%lx\n",
+                                                __func__, addr, end,
+                                                vma->vm_start,
+                                                vma->vm_end);
+                                        BUG();
+                                }
+#endif
                                 split_huge_page_pmd(vma->vm_mm, pmd);
                         } else if (zap_huge_pmd(tlb, vma, pmd, addr))
                                 goto next;
@@ -1366,7 +1374,7 @@ void unmap_vmas(struct mmu_gather *tlb,
 /**
  * zap_page_range - remove user pages in a given range
  * @vma: vm_area_struct holding the applicable pages
- * @address: starting address of pages to zap
+ * @start: starting address of pages to zap
  * @size: number of bytes to zap
  * @details: details of nonlinear truncation or shared cache invalidation
  *
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index f15c1b24ca18..1d771e4200d2 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1177,7 +1177,7 @@ static long do_mbind(unsigned long start, unsigned long len,
                 if (!list_empty(&pagelist)) {
                         nr_failed = migrate_pages(&pagelist, new_vma_page,
                                                 (unsigned long)vma,
-                                                false, true);
+                                                false, MIGRATE_SYNC);
                         if (nr_failed)
                                 putback_lru_pages(&pagelist);
                 }
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 416637f0e924..ac300c99baf6 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -184,6 +184,7 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
                           const nodemask_t *nodemask, unsigned long totalpages)
 {
         long points;
+        long adj;
 
         if (oom_unkillable_task(p, memcg, nodemask))
                 return 0;
@@ -192,7 +193,8 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
         if (!p)
                 return 0;
 
-        if (p->signal->oom_score_adj == OOM_SCORE_ADJ_MIN) {
+        adj = p->signal->oom_score_adj;
+        if (adj == OOM_SCORE_ADJ_MIN) {
                 task_unlock(p);
                 return 0;
         }
@@ -210,14 +212,11 @@ unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
          * implementation used by LSMs.
          */
         if (has_capability_noaudit(p, CAP_SYS_ADMIN))
-                points -= 30 * totalpages / 1000;
+                adj -= 30;
 
-        /*
-         * /proc/pid/oom_score_adj ranges from -1000 to +1000 such that it may
-         * either completely disable oom killing or always prefer a certain
-         * task.
-         */
-        points += p->signal->oom_score_adj * totalpages / 1000;
+        /* Normalize to oom_score_adj units */
+        adj *= totalpages / 1000;
+        points += adj;
 
         /*
          * Never return 0 for an eligible task regardless of the root bonus and
@@ -366,7 +365,7 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
 
 /**
  * dump_tasks - dump current memory state of all system tasks
- * @mem: current's memory controller, if constrained
+ * @memcg: current's memory controller, if constrained
  * @nodemask: nodemask passed to page allocator for mempolicy ooms
  *
  * Dumps the current memory state of all eligible tasks.  Tasks not in the same
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 1ccbd714059c..eb750f851395 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -392,7 +392,7 @@ static struct swap_cgroup *lookup_swap_cgroup(swp_entry_t ent,
 
 /**
  * swap_cgroup_cmpxchg - cmpxchg mem_cgroup's id for this swp_entry.
- * @end: swap entry to be cmpxchged
+ * @ent: swap entry to be cmpxchged
  * @old: old id
  * @new: new id
  *
@@ -422,7 +422,7 @@ unsigned short swap_cgroup_cmpxchg(swp_entry_t ent,
 /**
  * swap_cgroup_record - record mem_cgroup for this swp_entry.
  * @ent: swap entry to be recorded into
- * @mem: mem_cgroup to be recorded
+ * @id: mem_cgroup to be recorded
  *
  * Returns old value at success, 0 at failure.
  * (Of course, old value can be 0.)
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index aa9701e12714..6c118d012bb5 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -162,7 +162,6 @@ static int walk_hugetlb_range(struct vm_area_struct *vma,
 
 /**
  * walk_page_range - walk a memory map's page tables with a callback
- * @mm: memory map to walk
  * @addr: starting address
  * @end: ending address
  * @walk: set of callbacks to invoke for each level of the tree
diff --git a/mm/percpu-vm.c b/mm/percpu-vm.c
index 405d331804c3..3707c71ae4cd 100644
--- a/mm/percpu-vm.c
+++ b/mm/percpu-vm.c
@@ -360,7 +360,6 @@ err_free:
  * @chunk: chunk to depopulate
  * @off: offset to the area to depopulate
  * @size: size of the area to depopulate in bytes
- * @flush: whether to flush cache and tlb or not
  *
  * For each cpu, depopulate and unmap pages [@page_start,@page_end)
  * from @chunk.  If @flush is true, vcache is flushed before unmapping
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 5af18d11b518..2a167658bb95 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -192,10 +192,10 @@ static int pack_sg_list(struct scatterlist *sg, int start,
                 s = rest_of_page(data);
                 if (s > count)
                         s = count;
+                BUG_ON(index > limit);
                 sg_set_buf(&sg[index++], data, s);
                 count -= s;
                 data += s;
-                BUG_ON(index > limit);
         }
 
         return index-start;
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index a776f751edbf..ba4323bce0e9 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -504,13 +504,6 @@ void ceph_destroy_client(struct ceph_client *client)
         /* unmount */
         ceph_osdc_stop(&client->osdc);
 
-        /*
-         * make sure osd connections close out before destroying the
-         * auth module, which is needed to free those connections'
-         * ceph_authorizers.
-         */
-        ceph_msgr_flush();
-
         ceph_monc_stop(&client->monc);
 
         ceph_debugfs_client_cleanup(client);
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 524f4e4f598b..b332c3d76059 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -563,6 +563,10 @@ static void prepare_write_message(struct ceph_connection *con)
                 m->hdr.seq = cpu_to_le64(++con->out_seq);
                 m->needs_out_seq = false;
         }
+#ifdef CONFIG_BLOCK
+        else
+                m->bio_iter = NULL;
+#endif
 
         dout("prepare_write_message %p seq %lld type %d len %d+%d+%d %d pgs\n",
              m, con->out_seq, le16_to_cpu(m->hdr.type),
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 10d6008d31f2..d0649a9655be 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -847,6 +847,14 @@ void ceph_monc_stop(struct ceph_mon_client *monc)
 
         mutex_unlock(&monc->mutex);
 
+        /*
+         * flush msgr queue before we destroy ourselves to ensure that:
+         *  - any work that references our embedded con is finished.
+         *  - any osd_client or other work that may reference an authorizer
+         *    finishes before we shut down the auth subsystem.
+         */
+        ceph_msgr_flush();
+
         ceph_auth_destroy(monc->auth);
 
         ceph_msg_put(monc->m_auth);
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 1ffebed5ce0f..ca59e66c9787 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -139,15 +139,15 @@ void ceph_osdc_release_request(struct kref *kref)
 
         if (req->r_request)
                 ceph_msg_put(req->r_request);
-        if (req->r_reply)
-                ceph_msg_put(req->r_reply);
         if (req->r_con_filling_msg) {
                 dout("release_request revoking pages %p from con %p\n",
                      req->r_pages, req->r_con_filling_msg);
                 ceph_con_revoke_message(req->r_con_filling_msg,
                                       req->r_reply);
-                ceph_con_put(req->r_con_filling_msg);
+                req->r_con_filling_msg->ops->put(req->r_con_filling_msg);
         }
+        if (req->r_reply)
+                ceph_msg_put(req->r_reply);
         if (req->r_own_pages)
                 ceph_release_page_vector(req->r_pages,
                                          req->r_num_pages);
@@ -1216,7 +1216,7 @@ static void handle_reply(struct ceph_osd_client *osdc, struct ceph_msg *msg,
         if (req->r_con_filling_msg == con && req->r_reply == msg) {
                 dout(" dropping con_filling_msg ref %p\n", con);
                 req->r_con_filling_msg = NULL;
-                ceph_con_put(con);
+                con->ops->put(con);
         }
 
         if (!req->r_got_reply) {
@@ -2028,7 +2028,7 @@ static struct ceph_msg *get_reply(struct ceph_connection *con,
                 dout("get_reply revoking msg %p from old con %p\n",
                      req->r_reply, req->r_con_filling_msg);
                 ceph_con_revoke_message(req->r_con_filling_msg, req->r_reply);
-                ceph_con_put(req->r_con_filling_msg);
+                req->r_con_filling_msg->ops->put(req->r_con_filling_msg);
                 req->r_con_filling_msg = NULL;
         }
 
@@ -2063,7 +2063,7 @@ static struct ceph_msg *get_reply(struct ceph_connection *con,
 #endif
         }
         *skip = 0;
-        req->r_con_filling_msg = ceph_con_get(con);
+        req->r_con_filling_msg = con->ops->get(con);
         dout("get_reply tid %lld %p\n", tid, m);
 
 out:
diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index 0948c6b5a321..8b673dd4627f 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -83,6 +83,8 @@ push(@signature_tags, "Signed-off-by:");
 push(@signature_tags, "Reviewed-by:");
 push(@signature_tags, "Acked-by:");
 
+my $signature_pattern = "\(" . join("|", @signature_tags) . "\)";
+
 # rfc822 email address - preloaded methods go here.
 my $rfc822_lwsp = "(?:(?:\\r\\n)?[ \\t])";
 my $rfc822_char = '[\\000-\\377]';
@@ -473,7 +475,6 @@ my @subsystem = ();
 my @status = ();
 my %deduplicate_name_hash = ();
 my %deduplicate_address_hash = ();
-my $signature_pattern;
 
 my @maintainers = get_maintainers();
 
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 41ca803a1fff..7504e62188d6 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -4393,20 +4393,19 @@ void snd_hda_update_power_acct(struct hda_codec *codec)
         codec->power_jiffies += delta;
 }
 
-/**
- * snd_hda_power_up - Power-up the codec
- * @codec: HD-audio codec
- *
- * Increment the power-up counter and power up the hardware really when
- * not turned on yet.
- */
-void snd_hda_power_up(struct hda_codec *codec)
+/* Transition to powered up, if wait_power_down then wait for a pending
+ * transition to D3 to complete. A pending D3 transition is indicated
+ * with power_transition == -1. */
+static void __snd_hda_power_up(struct hda_codec *codec, bool wait_power_down)
 {
         struct hda_bus *bus = codec->bus;
 
         spin_lock(&codec->power_lock);
         codec->power_count++;
-        if (codec->power_on || codec->power_transition > 0) {
+        /* Return if power_on or transitioning to power_on, unless currently
+         * powering down. */
+        if ((codec->power_on || codec->power_transition > 0) &&
+            !(wait_power_down && codec->power_transition < 0)) {
                 spin_unlock(&codec->power_lock);
                 return;
         }
@@ -4430,8 +4429,37 @@ void snd_hda_power_up(struct hda_codec *codec)
         codec->power_transition = 0;
         spin_unlock(&codec->power_lock);
 }
+
+/**
+ * snd_hda_power_up - Power-up the codec
+ * @codec: HD-audio codec
+ *
+ * Increment the power-up counter and power up the hardware really when
+ * not turned on yet.
+ */
+void snd_hda_power_up(struct hda_codec *codec)
+{
+        __snd_hda_power_up(codec, false);
+}
 EXPORT_SYMBOL_HDA(snd_hda_power_up);
 
+/**
+ * snd_hda_power_up_d3wait - Power-up the codec after waiting for any pending
+ *   D3 transition to complete.  This differs from snd_hda_power_up() when
+ *   power_transition == -1.  snd_hda_power_up sees this case as a nop,
+ *   snd_hda_power_up_d3wait waits for the D3 transition to complete then powers
+ *   back up.
+ * @codec: HD-audio codec
+ *
+ * Cancel any power down operation hapenning on the work queue, then power up.
+ */
+void snd_hda_power_up_d3wait(struct hda_codec *codec)
+{
+        /* This will cancel and wait for pending power_work to complete. */
+        __snd_hda_power_up(codec, true);
+}
+EXPORT_SYMBOL_HDA(snd_hda_power_up_d3wait);
+
 #define power_save(codec)       \
         ((codec)->bus->power_save ? *(codec)->bus->power_save : 0)
 
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 4fc3960c8591..2fdaadbb4326 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -1056,10 +1056,12 @@ const char *snd_hda_get_jack_location(u32 cfg);
  */
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 void snd_hda_power_up(struct hda_codec *codec);
+void snd_hda_power_up_d3wait(struct hda_codec *codec);
 void snd_hda_power_down(struct hda_codec *codec);
 void snd_hda_update_power_acct(struct hda_codec *codec);
 #else
 static inline void snd_hda_power_up(struct hda_codec *codec) {}
+static inline void snd_hda_power_up_d3wait(struct hda_codec *codec) {}
 static inline void snd_hda_power_down(struct hda_codec *codec) {}
 #endif
 
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 02763827dde0..7757536b9d5f 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1766,7 +1766,7 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
                                    buff_step);
         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
                                    buff_step);
-        snd_hda_power_up(apcm->codec);
+        snd_hda_power_up_d3wait(apcm->codec);
         err = hinfo->ops.open(hinfo, apcm->codec, substream);
         if (err < 0) {
                 azx_release_device(azx_dev);
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 65d525d74c54..812acd83fb48 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -1863,6 +1863,7 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec,
                                 return ret;
                         }
 
+                        regcache_cache_only(wm8904->regmap, false);
                         regcache_sync(wm8904->regmap);
 
                         /* Enable bias */
@@ -1899,14 +1900,8 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec,
                 snd_soc_update_bits(codec, WM8904_BIAS_CONTROL_0,
                                     WM8904_BIAS_ENA, 0);
 
-#ifdef CONFIG_REGULATOR
-                /* Post 2.6.34 we will be able to get a callback when
-                 * the regulators are disabled which we can use but
-                 * for now just assume that the power will be cut if
-                 * the regulator API is in use.
-                 */
-                codec->cache_sync = 1;
-#endif
+                regcache_cache_only(wm8904->regmap, true);
+                regcache_mark_dirty(wm8904->regmap);
 
                 regulator_bulk_disable(ARRAY_SIZE(wm8904->supplies),
                                        wm8904->supplies);
@@ -2084,10 +2079,8 @@ static int wm8904_probe(struct snd_soc_codec *codec)
 {
         struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
         struct wm8904_pdata *pdata = wm8904->pdata;
-        u16 *reg_cache = codec->reg_cache;
         int ret, i;
 
-        codec->cache_sync = 1;
         codec->control_data = wm8904->regmap;
 
         switch (wm8904->devtype) {
@@ -2150,6 +2143,7 @@ static int wm8904_probe(struct snd_soc_codec *codec)
                 goto err_enable;
         }
 
+        regcache_cache_only(wm8904->regmap, true);
         /* Change some default settings - latch VU and enable ZC */
         snd_soc_update_bits(codec, WM8904_ADC_DIGITAL_VOLUME_LEFT,
                             WM8904_ADC_VU, WM8904_ADC_VU);
@@ -2180,14 +2174,18 @@ static int wm8904_probe(struct snd_soc_codec *codec)
                         if (!pdata->gpio_cfg[i])
                                 continue;
 
-                        reg_cache[WM8904_GPIO_CONTROL_1 + i]
-                                = pdata->gpio_cfg[i] & 0xffff;
+                        regmap_update_bits(wm8904->regmap,
+                                           WM8904_GPIO_CONTROL_1 + i,
+                                           0xffff,
+                                           pdata->gpio_cfg[i]);
                 }
 
                 /* Zero is the default value for these anyway */
                 for (i = 0; i < WM8904_MIC_REGS; i++)
-                        reg_cache[WM8904_MIC_BIAS_CONTROL_0 + i]
-                                = pdata->mic_cfg[i];
+                        regmap_update_bits(wm8904->regmap,
+                                           WM8904_MIC_BIAS_CONTROL_0 + i,
+                                           0xffff,
+                                           pdata->mic_cfg[i]);
         }
 
         /* Set Class W by default - this will be managed by the Class
diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c
index 8af422e38fd0..dc9b42b7fc4d 100644
--- a/sound/soc/codecs/wm8996.c
+++ b/sound/soc/codecs/wm8996.c
@@ -2837,8 +2837,6 @@ static int wm8996_probe(struct snd_soc_codec *codec)
                 }
         }
 
-        regcache_cache_only(codec->control_data, true);
-
         /* Apply platform data settings */
         snd_soc_update_bits(codec, WM8996_LINE_INPUT_CONTROL,
                             WM8996_INL_MODE_MASK | WM8996_INR_MODE_MASK,
@@ -3051,7 +3049,6 @@ static int wm8996_remove(struct snd_soc_codec *codec)
         for (i = 0; i < ARRAY_SIZE(wm8996->supplies); i++)
                 regulator_unregister_notifier(wm8996->supplies[i].consumer,
                                               &wm8996->disable_nb[i]);
-        regulator_bulk_free(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
 
         return 0;
 }
@@ -3206,14 +3203,15 @@ static __devinit int wm8996_i2c_probe(struct i2c_client *i2c,
         dev_info(&i2c->dev, "revision %c\n",
                  (reg & WM8996_CHIP_REV_MASK) + 'A');
 
-        regulator_bulk_disable(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
-
         ret = wm8996_reset(wm8996);
         if (ret < 0) {
                 dev_err(&i2c->dev, "Failed to issue reset\n");
                 goto err_regmap;
         }
 
+        regcache_cache_only(wm8996->regmap, true);
+        regulator_bulk_disable(ARRAY_SIZE(wm8996->supplies), wm8996->supplies);
+
         wm8996_init_gpio(wm8996);
 
         ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c
index 1c2aa7fab3fd..4da5fc55c7ee 100644
--- a/sound/soc/pxa/pxa-ssp.c
+++ b/sound/soc/pxa/pxa-ssp.c
@@ -33,7 +33,6 @@
 
 #include <mach/hardware.h>
 #include <mach/dma.h>
-#include <mach/audio.h>
 
 #include "../../arm/pxa2xx-pcm.h"
 #include "pxa-ssp.h"
@@ -194,7 +193,7 @@ static void pxa_ssp_set_scr(struct ssp_device *ssp, u32 div)
 {
         u32 sscr0 = pxa_ssp_read_reg(ssp, SSCR0);
 
-        if (cpu_is_pxa25x() && ssp->type == PXA25x_SSP) {
+        if (ssp->type == PXA25x_SSP) {
                 sscr0 &= ~0x0000ff00;
                 sscr0 |= ((div - 2)/2) << 8; /* 2..512 */
         } else {
@@ -212,7 +211,7 @@ static u32 pxa_ssp_get_scr(struct ssp_device *ssp)
         u32 sscr0 = pxa_ssp_read_reg(ssp, SSCR0);
         u32 div;
 
-        if (cpu_is_pxa25x() && ssp->type == PXA25x_SSP)
+        if (ssp->type == PXA25x_SSP)
                 div = ((sscr0 >> 8) & 0xff) * 2 + 2;
         else
                 div = ((sscr0 >> 8) & 0xfff) + 1;
@@ -242,7 +241,7 @@ static int pxa_ssp_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
                 break;
         case PXA_SSP_CLK_PLL:
                 /* Internal PLL is fixed */
-                if (cpu_is_pxa25x())
+                if (ssp->type == PXA25x_SSP)
                         priv->sysclk = 1843200;
                 else
                         priv->sysclk = 13000000;
@@ -266,11 +265,11 @@ static int pxa_ssp_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
 
         /* The SSP clock must be disabled when changing SSP clock mode
          * on PXA2xx.  On PXA3xx it must be enabled when doing so. */
-        if (!cpu_is_pxa3xx())
+        if (ssp->type != PXA3xx_SSP)
                 clk_disable(ssp->clk);
         val = pxa_ssp_read_reg(ssp, SSCR0) | sscr0;
         pxa_ssp_write_reg(ssp, SSCR0, val);
-        if (!cpu_is_pxa3xx())
+        if (ssp->type != PXA3xx_SSP)
                 clk_enable(ssp->clk);
 
         return 0;
@@ -294,24 +293,20 @@ static int pxa_ssp_set_dai_clkdiv(struct snd_soc_dai *cpu_dai,
         case PXA_SSP_AUDIO_DIV_SCDB:
                 val = pxa_ssp_read_reg(ssp, SSACD);
                 val &= ~SSACD_SCDB;
-#if defined(CONFIG_PXA3xx)
-                if (cpu_is_pxa3xx())
+                if (ssp->type == PXA3xx_SSP)
                         val &= ~SSACD_SCDX8;
-#endif
                 switch (div) {
                 case PXA_SSP_CLK_SCDB_1:
                         val |= SSACD_SCDB;
                         break;
                 case PXA_SSP_CLK_SCDB_4:
                         break;
-#if defined(CONFIG_PXA3xx)
                 case PXA_SSP_CLK_SCDB_8:
-                        if (cpu_is_pxa3xx())
+                        if (ssp->type == PXA3xx_SSP)
                                 val |= SSACD_SCDX8;
                         else
                                 return -EINVAL;
                         break;
-#endif
                 default:
                         return -EINVAL;
                 }
@@ -337,10 +332,8 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai, int pll_id,
         struct ssp_device *ssp = priv->ssp;
         u32 ssacd = pxa_ssp_read_reg(ssp, SSACD) & ~0x70;
 
-#if defined(CONFIG_PXA3xx)
-        if (cpu_is_pxa3xx())
+        if (ssp->type == PXA3xx_SSP)
                 pxa_ssp_write_reg(ssp, SSACDD, 0);
-#endif
 
         switch (freq_out) {
         case 5622000:
@@ -365,11 +358,10 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai, int pll_id,
                 break;
 
         default:
-#ifdef CONFIG_PXA3xx
                 /* PXA3xx has a clock ditherer which can be used to generate
                  * a wider range of frequencies - calculate a value for it.
                  */
-                if (cpu_is_pxa3xx()) {
+                if (ssp->type == PXA3xx_SSP) {
                         u32 val;
                         u64 tmp = 19968;
                         tmp *= 1000000;
@@ -386,7 +378,6 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai, int pll_id,
                                 val, freq_out);
                         break;
                 }
-#endif
 
                 return -EINVAL;
         }
@@ -590,10 +581,8 @@ static int pxa_ssp_hw_params(struct snd_pcm_substream *substream,
         /* bit size */
         switch (params_format(params)) {
         case SNDRV_PCM_FORMAT_S16_LE:
-#ifdef CONFIG_PXA3xx
-                if (cpu_is_pxa3xx())
+                if (ssp->type == PXA3xx_SSP)
                         sscr0 |= SSCR0_FPCKE;
-#endif
                 sscr0 |= SSCR0_DataSize(16);
                 break;
         case SNDRV_PCM_FORMAT_S24_LE:
@@ -618,9 +607,7 @@ static int pxa_ssp_hw_params(struct snd_pcm_substream *substream,
                         * trying and failing a lot; some of the registers
                         * needed for that mode are only available on PXA3xx.
                         */
-
-#ifdef CONFIG_PXA3xx
-                        if (!cpu_is_pxa3xx())
+                        if (ssp->type != PXA3xx_SSP)
                                 return -EINVAL;
 
                         sspsp |= SSPSP_SFRMWDTH(width * 2);
@@ -628,9 +615,6 @@ static int pxa_ssp_hw_params(struct snd_pcm_substream *substream,
                         sspsp |= SSPSP_EDMYSTOP(3);
                         sspsp |= SSPSP_DMYSTOP(3);
                         sspsp |= SSPSP_DMYSTRT(1);
-#else
-                        return -EINVAL;
-#endif
                 } else {
                         /* The frame width is the width the LRCLK is
                          * asserted for; the delay is expressed in
diff --git a/sound/soc/tegra/tegra_wm8903.c b/sound/soc/tegra/tegra_wm8903.c
index 0b0df49d9d33..3b6da91188a9 100644
--- a/sound/soc/tegra/tegra_wm8903.c
+++ b/sound/soc/tegra/tegra_wm8903.c
@@ -346,6 +346,17 @@ static int tegra_wm8903_init(struct snd_soc_pcm_runtime *rtd)
         return 0;
 }
 
+static int tegra_wm8903_remove(struct snd_soc_card *card)
+{
+        struct snd_soc_pcm_runtime *rtd = &(card->rtd[0]);
+        struct snd_soc_dai *codec_dai = rtd->codec_dai;
+        struct snd_soc_codec *codec = codec_dai->codec;
+
+        wm8903_mic_detect(codec, NULL, 0, 0);
+
+        return 0;
+}
+
 static struct snd_soc_dai_link tegra_wm8903_dai = {
         .name = "WM8903",
         .stream_name = "WM8903 PCM",
@@ -363,6 +374,8 @@ static struct snd_soc_card snd_soc_tegra_wm8903 = {
         .dai_link = &tegra_wm8903_dai,
         .num_links = 1,
 
+        .remove = tegra_wm8903_remove,
+
         .controls = tegra_wm8903_controls,
         .num_controls = ARRAY_SIZE(tegra_wm8903_controls),
         .dapm_widgets = tegra_wm8903_dapm_widgets,
diff --git a/sound/usb/6fire/firmware.c b/sound/usb/6fire/firmware.c
index 6f9715ab32fe..56ad923bf6b5 100644
--- a/sound/usb/6fire/firmware.c
+++ b/sound/usb/6fire/firmware.c
@@ -209,7 +209,7 @@ static int usb6fire_fw_ezusb_upload(
         int ret;
         u8 data;
         struct usb_device *device = interface_to_usbdev(intf);
-        const struct firmware *fw = 0;
+        const struct firmware *fw = NULL;
         struct ihex_record *rec = kmalloc(sizeof(struct ihex_record),
                         GFP_KERNEL);
 
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index cdf8b7601973..54607f8c4f66 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -354,17 +354,21 @@ static int set_format(struct snd_usb_substream *subs, struct audioformat *fmt)
                     (get_endpoint(alts, 1)->bLength >= USB_DT_ENDPOINT_AUDIO_SIZE &&
                      get_endpoint(alts, 1)->bSynchAddress != 0 &&
                      !implicit_fb)) {
-                        snd_printk(KERN_ERR "%d:%d:%d : invalid synch pipe\n",
-                                   dev->devnum, fmt->iface, fmt->altsetting);
+                        snd_printk(KERN_ERR "%d:%d:%d : invalid sync pipe. bmAttributes %02x, bLength %d, bSynchAddress %02x\n",
+                                   dev->devnum, fmt->iface, fmt->altsetting,
+                                   get_endpoint(alts, 1)->bmAttributes,
+                                   get_endpoint(alts, 1)->bLength,
+                                   get_endpoint(alts, 1)->bSynchAddress);
                         return -EINVAL;
                 }
                 ep = get_endpoint(alts, 1)->bEndpointAddress;
-                if (get_endpoint(alts, 0)->bLength >= USB_DT_ENDPOINT_AUDIO_SIZE &&
+                if (!implicit_fb &&
+                    get_endpoint(alts, 0)->bLength >= USB_DT_ENDPOINT_AUDIO_SIZE &&
                     (( is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress | USB_DIR_IN)) ||
-                     (!is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress & ~USB_DIR_IN)) ||
-                     ( is_playback && !implicit_fb))) {
-                        snd_printk(KERN_ERR "%d:%d:%d : invalid synch pipe\n",
-                                   dev->devnum, fmt->iface, fmt->altsetting);
+                     (!is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress & ~USB_DIR_IN)))) {
+                        snd_printk(KERN_ERR "%d:%d:%d : invalid sync pipe. is_playback %d, ep %02x, bSynchAddress %02x\n",
+                                   dev->devnum, fmt->iface, fmt->altsetting,
+                                   is_playback, ep, get_endpoint(alts, 0)->bSynchAddress);
                         return -EINVAL;
                 }
 
@@ -1147,7 +1151,8 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
         return -EINVAL;
 }
 
-int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream, int cmd)
+static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream,
+                                             int cmd)
 {
         int err;
         struct snd_usb_substream *subs = substream->runtime->private_data;
diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index 146fd6147e84..d9834b362943 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -701,14 +701,18 @@ int main(void)
         pfd.fd = fd;
 
         while (1) {
+                struct sockaddr *addr_p = (struct sockaddr *) &addr;
+                socklen_t addr_l = sizeof(addr);
                 pfd.events = POLLIN;
                 pfd.revents = 0;
                 poll(&pfd, 1, -1);
 
-                len = recv(fd, kvp_recv_buffer, sizeof(kvp_recv_buffer), 0);
+                len = recvfrom(fd, kvp_recv_buffer, sizeof(kvp_recv_buffer), 0,
+                                addr_p, &addr_l);
 
-                if (len < 0) {
-                        syslog(LOG_ERR, "recv failed; error:%d", len);
+                if (len < 0 || addr.nl_pid) {
+                        syslog(LOG_ERR, "recvfrom failed; pid:%u error:%d %s",
+                                        addr.nl_pid, errno, strerror(errno));
                         close(fd);
                         return -1;
                 }
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 262589991ea4..07b5c7703dd1 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1179,6 +1179,12 @@ int cmd_stat(int argc, const char **argv, const char *prefix __used)
                 fprintf(stderr, "cannot use both --output and --log-fd\n");
                 usage_with_options(stat_usage, options);
         }
+
+        if (output_fd < 0) {
+                fprintf(stderr, "argument to --log-fd must be a > 0\n");
+                usage_with_options(stat_usage, options);
+        }
+
         if (!output) {
                 struct timespec tm;
                 mode = append_file ? "a" : "w";
@@ -1190,7 +1196,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __used)
                 }
                 clock_gettime(CLOCK_REALTIME, &tm);
                 fprintf(output, "# started on %s\n", ctime(&tm.tv_sec));
-        } else if (output_fd != 2) {
+        } else if (output_fd > 0) {
                 mode = append_file ? "a" : "w";
                 output = fdopen(output_fd, mode);
                 if (!output) {
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 2dd5edf161b7..e909d43cf542 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1942,7 +1942,6 @@ int perf_file_header__read(struct perf_file_header *header,
                 else
                         return -1;
         } else if (ph->needs_swap) {
-                unsigned int i;
                 /*
                  * feature bitmap is declared as an array of unsigned longs --
                  * not good since its size can differ between the host that
@@ -1958,14 +1957,17 @@ int perf_file_header__read(struct perf_file_header *header,
                  * file), punt and fallback to the original behavior --
                  * clearing all feature bits and setting buildid.
                  */
-                for (i = 0; i < BITS_TO_LONGS(HEADER_FEAT_BITS); ++i)
-                        header->adds_features[i] = bswap_64(header->adds_features[i]);
+                mem_bswap_64(&header->adds_features,
+                            BITS_TO_U64(HEADER_FEAT_BITS));
 
                 if (!test_bit(HEADER_HOSTNAME, header->adds_features)) {
-                        for (i = 0; i < BITS_TO_LONGS(HEADER_FEAT_BITS); ++i) {
-                                header->adds_features[i] = bswap_64(header->adds_features[i]);
-                                header->adds_features[i] = bswap_32(header->adds_features[i]);
-                        }
+                        /* unswap as u64 */
+                        mem_bswap_64(&header->adds_features,
+                                    BITS_TO_U64(HEADER_FEAT_BITS));
+
+                        /* unswap as u32 */
+                        mem_bswap_32(&header->adds_features,
+                                    BITS_TO_U32(HEADER_FEAT_BITS));
                 }
 
                 if (!test_bit(HEADER_HOSTNAME, header->adds_features)) {
@@ -2091,6 +2093,35 @@ static int read_attr(int fd, struct perf_header *ph,
         return ret <= 0 ? -1 : 0;
 }
 
+static int perf_evsel__set_tracepoint_name(struct perf_evsel *evsel)
+{
+        struct event_format *event = trace_find_event(evsel->attr.config);
+        char bf[128];
+
+        if (event == NULL)
+                return -1;
+
+        snprintf(bf, sizeof(bf), "%s:%s", event->system, event->name);
+        evsel->name = strdup(bf);
+        if (event->name == NULL)
+                return -1;
+
+        return 0;
+}
+
+static int perf_evlist__set_tracepoint_names(struct perf_evlist *evlist)
+{
+        struct perf_evsel *pos;
+
+        list_for_each_entry(pos, &evlist->entries, node) {
+                if (pos->attr.type == PERF_TYPE_TRACEPOINT &&
+                    perf_evsel__set_tracepoint_name(pos))
+                        return -1;
+        }
+
+        return 0;
+}
+
 int perf_session__read_header(struct perf_session *session, int fd)
 {
         struct perf_header *header = &session->header;
@@ -2172,6 +2203,9 @@ int perf_session__read_header(struct perf_session *session, int fd)
 
         lseek(fd, header->data_offset, SEEK_SET);
 
+        if (perf_evlist__set_tracepoint_names(session->evlist))
+                goto out_delete_evlist;
+
         header->frozen = 1;
         return 0;
 out_errno:
diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h
index f1584833bd22..587a230d2075 100644
--- a/tools/perf/util/include/linux/bitops.h
+++ b/tools/perf/util/include/linux/bitops.h
@@ -8,6 +8,8 @@
 #define BITS_PER_LONG __WORDSIZE
 #define BITS_PER_BYTE           8
 #define BITS_TO_LONGS(nr)       DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))
+#define BITS_TO_U64(nr)         DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u64))
+#define BITS_TO_U32(nr)         DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u32))
 
 #define for_each_set_bit(bit, addr, size) \
         for ((bit) = find_first_bit((addr), (size));            \
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 2600916efa83..c3e399bcf18d 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -442,6 +442,16 @@ static void perf_tool__fill_defaults(struct perf_tool *tool)
                         tool->finished_round = process_finished_round_stub;
         }
 }
+ 
+void mem_bswap_32(void *src, int byte_size)
+{
+        u32 *m = src;
+        while (byte_size > 0) {
+                *m = bswap_32(*m);
+                byte_size -= sizeof(u32);
+                ++m;
+        }
+}
 
 void mem_bswap_64(void *src, int byte_size)
 {
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 7a5434c00565..0c702e3f0a36 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -80,6 +80,7 @@ struct branch_info *machine__resolve_bstack(struct machine *self,
 bool perf_session__has_traces(struct perf_session *self, const char *msg);
 
 void mem_bswap_64(void *src, int byte_size);
+void mem_bswap_32(void *src, int byte_size);
 void perf_event__attr_swap(struct perf_event_attr *attr);
 
 int perf_session__create_kernel_maps(struct perf_session *self);
diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c
index 01f572c10c71..b1e091ae2f37 100644
--- a/virt/kvm/assigned-dev.c
+++ b/virt/kvm/assigned-dev.c
@@ -635,7 +635,6 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
         int r = 0, idx;
         struct kvm_assigned_dev_kernel *match;
         struct pci_dev *dev;
-        u8 header_type;
 
         if (!(assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU))
                 return -EINVAL;
@@ -668,8 +667,7 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
         }
 
         /* Don't allow bridges to be assigned */
-        pci_read_config_byte(dev, PCI_HEADER_TYPE, &header_type);
-        if ((header_type & PCI_HEADER_TYPE) != PCI_HEADER_TYPE_NORMAL) {
+        if (dev->hdr_type != PCI_HEADER_TYPE_NORMAL) {
                 r = -EPERM;
                 goto out_put;
         }