Merge branch 'sh/stable-updates'

89 files changed, 488 insertions, 567 deletions

diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h
index 36b3a30ba0e..9251e13e144 100644
--- a/arch/alpha/include/asm/topology.h
+++ b/arch/alpha/include/asm/topology.h
@@ -28,6 +28,9 @@ static const struct cpumask *cpumask_of_node(int node)
 {
         int cpu;
 
+        if (node == -1)
+                return cpu_all_mask;
+
         cpumask_clear(&node_to_cpumask_map[node]);
 
         for_each_online_cpu(cpu) {
diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig
index 610ac3c47b0..9155196e623 100644
--- a/arch/arm/configs/u300_defconfig
+++ b/arch/arm/configs/u300_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.32-rc5
-# Sat Oct 17 23:32:24 2009
+# Linux kernel version: 2.6.33-rc2
+# Wed Jan  6 00:01:36 2010
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
@@ -46,6 +46,7 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 CONFIG_TREE_RCU=y
 # CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_TINY_RCU is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_FANOUT=32
 # CONFIG_RCU_FANOUT_EXACT is not set
@@ -119,14 +120,41 @@ CONFIG_BLOCK=y
 # IO Schedulers
 #
 CONFIG_IOSCHED_NOOP=y
-# CONFIG_IOSCHED_AS is not set
 CONFIG_IOSCHED_DEADLINE=y
 # CONFIG_IOSCHED_CFQ is not set
-# CONFIG_DEFAULT_AS is not set
 CONFIG_DEFAULT_DEADLINE=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="deadline"
+# CONFIG_INLINE_SPIN_TRYLOCK is not set
+# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set
+# CONFIG_INLINE_SPIN_LOCK is not set
+# CONFIG_INLINE_SPIN_LOCK_BH is not set
+# CONFIG_INLINE_SPIN_LOCK_IRQ is not set
+# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set
+# CONFIG_INLINE_SPIN_UNLOCK is not set
+# CONFIG_INLINE_SPIN_UNLOCK_BH is not set
+# CONFIG_INLINE_SPIN_UNLOCK_IRQ is not set
+# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set
+# CONFIG_INLINE_READ_TRYLOCK is not set
+# CONFIG_INLINE_READ_LOCK is not set
+# CONFIG_INLINE_READ_LOCK_BH is not set
+# CONFIG_INLINE_READ_LOCK_IRQ is not set
+# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set
+# CONFIG_INLINE_READ_UNLOCK is not set
+# CONFIG_INLINE_READ_UNLOCK_BH is not set
+# CONFIG_INLINE_READ_UNLOCK_IRQ is not set
+# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set
+# CONFIG_INLINE_WRITE_TRYLOCK is not set
+# CONFIG_INLINE_WRITE_LOCK is not set
+# CONFIG_INLINE_WRITE_LOCK_BH is not set
+# CONFIG_INLINE_WRITE_LOCK_IRQ is not set
+# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set
+# CONFIG_INLINE_WRITE_UNLOCK is not set
+# CONFIG_INLINE_WRITE_UNLOCK_BH is not set
+# CONFIG_INLINE_WRITE_UNLOCK_IRQ is not set
+# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set
+# CONFIG_MUTEX_SPIN_ON_OWNER is not set
 # CONFIG_FREEZER is not set
 
 #
@@ -155,6 +183,7 @@ CONFIG_MMU=y
 # CONFIG_ARCH_IXP2000 is not set
 # CONFIG_ARCH_IXP4XX is not set
 # CONFIG_ARCH_L7200 is not set
+# CONFIG_ARCH_DOVE is not set
 # CONFIG_ARCH_KIRKWOOD is not set
 # CONFIG_ARCH_LOKI is not set
 # CONFIG_ARCH_MV78XX0 is not set
@@ -177,6 +206,7 @@ CONFIG_ARCH_U300=y
 # CONFIG_ARCH_DAVINCI is not set
 # CONFIG_ARCH_OMAP is not set
 # CONFIG_ARCH_BCMRING is not set
+# CONFIG_ARCH_U8500 is not set
 
 #
 # ST-Ericsson AB U300/U330/U335/U365 Platform
@@ -265,12 +295,10 @@ CONFIG_FLATMEM_MANUAL=y
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 CONFIG_PAGEFLAGS_EXTENDED=y
-CONFIG_SPLIT_PTLOCK_CPUS=4096
+CONFIG_SPLIT_PTLOCK_CPUS=999999
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
-CONFIG_HAVE_MLOCK=y
-CONFIG_HAVE_MLOCKED_PAGE_BIT=y
 # CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_ALIGNMENT_TRAP=y
@@ -499,14 +527,21 @@ CONFIG_MTD_NAND_IDS=y
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_COW_COMMON is not set
 # CONFIG_BLK_DEV_LOOP is not set
+
+#
+# DRBD disabled because PROC_FS, INET or CONNECTOR not selected
+#
 # CONFIG_BLK_DEV_NBD is not set
 # CONFIG_BLK_DEV_RAM is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
 CONFIG_MISC_DEVICES=y
+# CONFIG_AD525X_DPOT is not set
 # CONFIG_ICS932S401 is not set
 # CONFIG_ENCLOSURE_SERVICES is not set
 # CONFIG_ISL29003 is not set
+# CONFIG_DS1682 is not set
+# CONFIG_TI_DAC7512 is not set
 # CONFIG_C2PORT is not set
 
 #
@@ -517,6 +552,7 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_EEPROM_LEGACY is not set
 # CONFIG_EEPROM_MAX6875 is not set
 # CONFIG_EEPROM_93CX6 is not set
+# CONFIG_IWMC3200TOP is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
@@ -539,6 +575,7 @@ CONFIG_HAVE_IDE=y
 CONFIG_INPUT=y
 # CONFIG_INPUT_FF_MEMLESS is not set
 # CONFIG_INPUT_POLLDEV is not set
+# CONFIG_INPUT_SPARSEKMAP is not set
 
 #
 # Userland interfaces
@@ -645,7 +682,6 @@ CONFIG_I2C_STU300=y
 #
 # Miscellaneous I2C Chip support
 #
-# CONFIG_DS1682 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -661,6 +697,8 @@ CONFIG_SPI_MASTER=y
 # CONFIG_SPI_BITBANG is not set
 # CONFIG_SPI_GPIO is not set
 CONFIG_SPI_PL022=y
+# CONFIG_SPI_XILINX is not set
+# CONFIG_SPI_DESIGNWARE is not set
 
 #
 # SPI Protocol Masters
@@ -708,6 +746,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_T7L66XB is not set
 # CONFIG_MFD_TC6387XB is not set
 # CONFIG_PMIC_DA903X is not set
+# CONFIG_PMIC_ADP5520 is not set
 # CONFIG_MFD_WM8400 is not set
 # CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
@@ -716,6 +755,8 @@ CONFIG_SSB_POSSIBLE=y
 CONFIG_AB3100_CORE=y
 CONFIG_AB3100_OTP=y
 # CONFIG_EZX_PCAP is not set
+# CONFIG_MFD_88PM8607 is not set
+# CONFIG_AB4500_CORE is not set
 CONFIG_REGULATOR=y
 # CONFIG_REGULATOR_DEBUG is not set
 # CONFIG_REGULATOR_FIXED_VOLTAGE is not set
@@ -723,6 +764,7 @@ CONFIG_REGULATOR=y
 # CONFIG_REGULATOR_USERSPACE_CONSUMER is not set
 # CONFIG_REGULATOR_BQ24022 is not set
 # CONFIG_REGULATOR_MAX1586 is not set
+# CONFIG_REGULATOR_MAX8660 is not set
 # CONFIG_REGULATOR_LP3971 is not set
 CONFIG_REGULATOR_AB3100=y
 # CONFIG_REGULATOR_TPS65023 is not set
@@ -840,7 +882,9 @@ CONFIG_LEDS_CLASS=y
 # CONFIG_LEDS_LP3944 is not set
 # CONFIG_LEDS_PCA955X is not set
 # CONFIG_LEDS_DAC124S085 is not set
+# CONFIG_LEDS_REGULATOR is not set
 # CONFIG_LEDS_BD2802 is not set
+# CONFIG_LEDS_LT3593 is not set
 
 #
 # LED Triggers
@@ -882,6 +926,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_PCF8563 is not set
 # CONFIG_RTC_DRV_PCF8583 is not set
 # CONFIG_RTC_DRV_M41T80 is not set
+# CONFIG_RTC_DRV_BQ32K is not set
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
@@ -911,7 +956,9 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_M48T86 is not set
 # CONFIG_RTC_DRV_M48T35 is not set
 # CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_MSM6242 is not set
 # CONFIG_RTC_DRV_BQ4802 is not set
+# CONFIG_RTC_DRV_RP5C01 is not set
 # CONFIG_RTC_DRV_V3020 is not set
 CONFIG_RTC_DRV_AB3100=y
 
@@ -926,6 +973,15 @@ CONFIG_DMADEVICES=y
 #
 # DMA Devices
 #
+CONFIG_COH901318=y
+CONFIG_DMA_ENGINE=y
+
+#
+# DMA Clients
+#
+# CONFIG_NET_DMA is not set
+# CONFIG_ASYNC_TX_DMA is not set
+# CONFIG_DMATEST is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
 
@@ -1018,7 +1074,7 @@ CONFIG_MISC_FILESYSTEMS=y
 CONFIG_MSDOS_PARTITION=y
 CONFIG_NLS=y
 CONFIG_NLS_DEFAULT="iso8859-1"
-# CONFIG_NLS_CODEPAGE_437 is not set
+CONFIG_NLS_CODEPAGE_437=y
 # CONFIG_NLS_CODEPAGE_737 is not set
 # CONFIG_NLS_CODEPAGE_775 is not set
 # CONFIG_NLS_CODEPAGE_850 is not set
@@ -1135,6 +1191,7 @@ CONFIG_ARM_UNWIND=y
 # CONFIG_DEBUG_ERRORS is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_DEBUG_LL is not set
+# CONFIG_OC_ETM is not set
 
 #
 # Security options
@@ -1142,7 +1199,11 @@ CONFIG_ARM_UNWIND=y
 # CONFIG_KEYS is not set
 # CONFIG_SECURITY is not set
 # CONFIG_SECURITYFS is not set
-# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+# CONFIG_DEFAULT_SECURITY_SELINUX is not set
+# CONFIG_DEFAULT_SECURITY_SMACK is not set
+# CONFIG_DEFAULT_SECURITY_TOMOYO is not set
+CONFIG_DEFAULT_SECURITY_DAC=y
+CONFIG_DEFAULT_SECURITY=""
 # CONFIG_CRYPTO is not set
 # CONFIG_BINARY_PRINTF is not set
 
diff --git a/arch/arm/include/asm/cpu.h b/arch/arm/include/asm/cpu.h
index 634b2d7c612..793968173be 100644
--- a/arch/arm/include/asm/cpu.h
+++ b/arch/arm/include/asm/cpu.h
@@ -11,6 +11,7 @@
 #define __ASM_ARM_CPU_H
 
 #include <linux/percpu.h>
+#include <linux/cpu.h>
 
 struct cpuinfo_arm {
         struct cpu      cpu;
diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h
index 7edf3536df2..ca51143f97f 100644
--- a/arch/arm/include/asm/dma.h
+++ b/arch/arm/include/asm/dma.h
@@ -138,12 +138,12 @@ extern int  get_dma_residue(unsigned int chan);
 #define NO_DMA  255
 #endif
 
+#endif /* CONFIG_ISA_DMA_API */
+
 #ifdef CONFIG_PCI
 extern int isa_dma_bridge_buggy;
 #else
 #define isa_dma_bridge_buggy    (0)
 #endif
 
-#endif /* CONFIG_ISA_DMA_API */
-
 #endif /* __ASM_ARM_DMA_H */
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index bbecccda76d..eec6e897ceb 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -97,9 +97,15 @@
  * stack during a system call.  Note that sizeof(struct pt_regs)
  * has to be a multiple of 8.
  */
+#ifndef __KERNEL__
 struct pt_regs {
         long uregs[18];
 };
+#else /* __KERNEL__ */
+struct pt_regs {
+        unsigned long uregs[18];
+};
+#endif /* __KERNEL__ */
 
 #define ARM_cpsr        uregs[16]
 #define ARM_pc          uregs[15]
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 4e506d09e5f..cf9cdaa2d4d 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -391,6 +391,7 @@
 #define __NR_pwritev                    (__NR_SYSCALL_BASE+362)
 #define __NR_rt_tgsigqueueinfo          (__NR_SYSCALL_BASE+363)
 #define __NR_perf_event_open            (__NR_SYSCALL_BASE+364)
+#define __NR_recvmmsg                   (__NR_SYSCALL_BASE+365)
 
 /*
  * The following SWIs are ARM private.
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index d2903e3bc86..6c5cf369183 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -957,9 +957,7 @@ kuser_cmpxchg_fixup:
 
 #else
 
-#ifdef CONFIG_SMP
-        mcr     p15, 0, r0, c7, c10, 5  @ dmb
-#endif
+        smp_dmb
 1:      ldrex   r3, [r2]
         subs    r3, r3, r0
         strexeq r3, r1, [r2]
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 67304138a2c..ba2adefa53f 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -212,7 +212,8 @@ void __show_regs(struct pt_regs *regs)
         char buf[64];
 
         printk("CPU: %d    %s  (%s %.*s)\n",
-                smp_processor_id(), print_tainted(), init_utsname()->release,
+                raw_smp_processor_id(), print_tainted(),
+                init_utsname()->release,
                 (int)strcspn(init_utsname()->version, " "),
                 init_utsname()->version);
         print_symbol("PC is at %s\n", instruction_pointer(regs));
diff --git a/arch/arm/mach-davinci/include/mach/keyscan.h b/arch/arm/mach-davinci/include/mach/keyscan.h
index b4e21a2976d..7a560e05bda 100644
--- a/arch/arm/mach-davinci/include/mach/keyscan.h
+++ b/arch/arm/mach-davinci/include/mach/keyscan.h
@@ -29,6 +29,7 @@ enum davinci_matrix_types {
 };
 
 struct davinci_ks_platform_data {
+        int             (*device_enable)(struct device *dev);
         unsigned short  *keymap;
         u32             keymapsize;
         u8              rep:1;
diff --git a/arch/arm/mach-lh7a40x/clocks.c b/arch/arm/mach-lh7a40x/clocks.c
index fcaf876f19b..0651f96653f 100644
--- a/arch/arm/mach-lh7a40x/clocks.c
+++ b/arch/arm/mach-lh7a40x/clocks.c
@@ -10,6 +10,8 @@
 #include <mach/hardware.h>
 #include <mach/clocks.h>
 #include <linux/err.h>
+#include <linux/device.h>
+#include <linux/string.h>
 
 struct module;
 
diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h
index 50f1297bf5a..e741bf1bfb2 100644
--- a/arch/arm/mach-pxa/include/mach/hardware.h
+++ b/arch/arm/mach-pxa/include/mach/hardware.h
@@ -250,20 +250,17 @@
 
 #define cpu_is_pxa930()                                 \
         ({                                              \
-                unsigned int id = read_cpuid(CPUID_ID); \
-                __cpu_is_pxa930(id);                    \
+                __cpu_is_pxa930(read_cpuid_id());       \
          })
 
 #define cpu_is_pxa935()                                 \
         ({                                              \
-                unsigned int id = read_cpuid(CPUID_ID); \
-                __cpu_is_pxa935(id);                    \
+                __cpu_is_pxa935(read_cpuid_id());       \
          })
 
 #define cpu_is_pxa950()                                 \
         ({                                              \
-                unsigned int id = read_cpuid(CPUID_ID); \
-                __cpu_is_pxa950(id);                    \
+                __cpu_is_pxa950(read_cpuid_id());       \
          })
 
 
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 8a38d604dc7..189f330719a 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -381,7 +381,7 @@ err:
         return ret;
 }
 
-static int magician_backlight_notify(int brightness)
+static int magician_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
         if (brightness >= 200) {
diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c
index 59140217890..e100af78b16 100644
--- a/arch/arm/mach-pxa/palmld.c
+++ b/arch/arm/mach-pxa/palmld.c
@@ -270,7 +270,7 @@ err:
         return ret;
 }
 
-static int palmld_backlight_notify(int brightness)
+static int palmld_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(GPIO_NR_PALMLD_BL_POWER, brightness);
         gpio_set_value(GPIO_NR_PALMLD_LCD_POWER, brightness);
diff --git a/arch/arm/mach-pxa/palmt5.c b/arch/arm/mach-pxa/palmt5.c
index 7f89ca20f13..8fe3ec27568 100644
--- a/arch/arm/mach-pxa/palmt5.c
+++ b/arch/arm/mach-pxa/palmt5.c
@@ -209,7 +209,7 @@ err:
         return ret;
 }
 
-static int palmt5_backlight_notify(int brightness)
+static int palmt5_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(GPIO_NR_PALMT5_BL_POWER, brightness);
         gpio_set_value(GPIO_NR_PALMT5_LCD_POWER, brightness);
diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c
index 30841759200..b992f07ece2 100644
--- a/arch/arm/mach-pxa/palmtc.c
+++ b/arch/arm/mach-pxa/palmtc.c
@@ -185,7 +185,7 @@ err:
         return ret;
 }
 
-static int palmtc_backlight_notify(int brightness)
+static int palmtc_backlight_notify(struct device *dev, int brightness)
 {
         /* backlight is on when GPIO16 AF0 is high */
         gpio_set_value(GPIO_NR_PALMTC_BL_POWER, brightness);
diff --git a/arch/arm/mach-pxa/palmte2.c b/arch/arm/mach-pxa/palmte2.c
index 265d62bae7d..dc728d6ab94 100644
--- a/arch/arm/mach-pxa/palmte2.c
+++ b/arch/arm/mach-pxa/palmte2.c
@@ -181,7 +181,7 @@ err:
         return ret;
 }
 
-static int palmte2_backlight_notify(int brightness)
+static int palmte2_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(GPIO_NR_PALMTE2_BL_POWER, brightness);
         gpio_set_value(GPIO_NR_PALMTE2_LCD_POWER, brightness);
diff --git a/arch/arm/mach-pxa/palmtreo.c b/arch/arm/mach-pxa/palmtreo.c
index 606eb7e8a17..b433bb49671 100644
--- a/arch/arm/mach-pxa/palmtreo.c
+++ b/arch/arm/mach-pxa/palmtreo.c
@@ -375,7 +375,7 @@ err:
         return ret;
 }
 
-static int treo_backlight_notify(int brightness)
+static int treo_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(GPIO_NR_TREO_BL_POWER, brightness);
         return TREO_MAX_INTENSITY - brightness;
diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c
index 7bf18c2f002..b37a025c0b7 100644
--- a/arch/arm/mach-pxa/palmtx.c
+++ b/arch/arm/mach-pxa/palmtx.c
@@ -269,7 +269,7 @@ err:
         return ret;
 }
 
-static int palmtx_backlight_notify(int brightness)
+static int palmtx_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(GPIO_NR_PALMTX_BL_POWER, brightness);
         gpio_set_value(GPIO_NR_PALMTX_LCD_POWER, brightness);
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c
index d787ac7cfdd..1c5d68a9451 100644
--- a/arch/arm/mach-pxa/palmz72.c
+++ b/arch/arm/mach-pxa/palmz72.c
@@ -196,7 +196,7 @@ err:
         return ret;
 }
 
-static int palmz72_backlight_notify(int brightness)
+static int palmz72_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(GPIO_NR_PALMZ72_BL_POWER, brightness);
         gpio_set_value(GPIO_NR_PALMZ72_LCD_POWER, brightness);
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 4b50f144fa4..28352c0b8c3 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -389,13 +389,13 @@ static struct gpio_keys_button spitz_gpio_keys[] = {
                 .type   = EV_SW,
                 .code   = 0,
                 .gpio   = SPITZ_GPIO_SWA,
-                .desc   = "Display Down",
+                .desc   = "Display Down",
         },
         {
                 .type   = EV_SW,
                 .code   = 1,
                 .gpio   = SPITZ_GPIO_SWB,
-                .desc   = "Lid Closed",
+                .desc   = "Lid Closed",
         },
 };
 
diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index 5352b4e5a7d..89f258c9e12 100644
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -379,7 +379,7 @@ err_request_bckl:
         return ret;
 }
 
-static int viper_backlight_notify(int brightness)
+static int viper_backlight_notify(struct device *dev, int brightness)
 {
         gpio_set_value(VIPER_LCD_EN_GPIO, !!brightness);
         gpio_set_value(VIPER_BCKLIGHT_EN_GPIO, !!brightness);
diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h
index 34b80b7d40b..2f5ccb29885 100644
--- a/arch/arm/mach-realview/include/mach/board-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/board-pb1176.h
@@ -74,8 +74,8 @@
 #define REALVIEW_PB1176_L220_BASE               0x10110000 /* L220 registers */
 
 /*
- * Control register SYS_RESETCTL is set to 1 to force a soft reset
+ * Control register SYS_RESETCTL Bit 8 is set to 1 to force a soft reset
  */
-#define REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL    0x0100
+#define REALVIEW_PB1176_SYS_SOFT_RESET    0x0100
 
 #endif  /* __ASM_ARCH_BOARD_PB1176_H */
diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h
index 4f46bf71e75..86c0c4435a4 100644
--- a/arch/arm/mach-realview/include/mach/platform.h
+++ b/arch/arm/mach-realview/include/mach/platform.h
@@ -140,7 +140,7 @@
  *     SYS_CLD, SYS_BOOTCS
  */
 #define REALVIEW_SYS_LOCK_LOCKED    (1 << 16)
-#define REALVIEW_SYS_LOCKVAL_MASK       0xA05F         /* Enable write access */
+#define REALVIEW_SYS_LOCK_VAL   0xA05F         /* Enable write access */
 
 /*
  * REALVIEW_SYS_FLASH
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 917f8ca3abf..7d857d30055 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -381,6 +381,20 @@ static struct sys_timer realview_eb_timer = {
         .init           = realview_eb_timer_init,
 };
 
+static void realview_eb_reset(char mode)
+{
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+        /*
+         * To reset, we hit the on-board reset register
+         * in the system FPGA
+         */
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        if (core_tile_eb11mp())
+                __raw_writel(0x0008, reset_ctrl);
+}
+
 static void __init realview_eb_init(void)
 {
         int i;
@@ -408,6 +422,7 @@ static void __init realview_eb_init(void)
 #ifdef CONFIG_LEDS
         leds_event = realview_leds_event;
 #endif
+        realview_reset = realview_eb_reset;
 }
 
 MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index 7fb726d5f8b..44392e51dd5 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -292,12 +292,10 @@ static struct sys_timer realview_pb1176_timer = {
 
 static void realview_pb1176_reset(char mode)
 {
-        void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
-                REALVIEW_SYS_RESETCTL_OFFSET;
-        void __iomem *rst_hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
-                REALVIEW_SYS_LOCK_OFFSET;
-        __raw_writel(REALVIEW_SYS_LOCKVAL_MASK, rst_hdr_ctrl);
-        __raw_writel(REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL, hdr_ctrl);
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(REALVIEW_PB1176_SYS_SOFT_RESET, reset_ctrl);
 }
 
 static void realview_pb1176_fixup(struct machine_desc *mdesc,
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 9bbbfc05f22..3e02731af95 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -301,17 +301,16 @@ static struct sys_timer realview_pb11mp_timer = {
 
 static void realview_pb11mp_reset(char mode)
 {
-        void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
-                REALVIEW_SYS_RESETCTL_OFFSET;
-        unsigned int val;
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
 
         /*
          * To reset, we hit the on-board reset register
          * in the system FPGA
          */
-        val = __raw_readl(hdr_ctrl);
-        val |= REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR;
-        __raw_writel(val, hdr_ctrl);
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(0x0000, reset_ctrl);
+        __raw_writel(0x0004, reset_ctrl);
 }
 
 static void __init realview_pb11mp_init(void)
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index fe861e96c56..fe4e25c4201 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -272,6 +272,20 @@ static struct sys_timer realview_pba8_timer = {
         .init           = realview_pba8_timer_init,
 };
 
+static void realview_pba8_reset(char mode)
+{
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+        /*
+         * To reset, we hit the on-board reset register
+         * in the system FPGA
+         */
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(0x0000, reset_ctrl);
+        __raw_writel(0x0004, reset_ctrl);
+}
+
 static void __init realview_pba8_init(void)
 {
         int i;
@@ -291,6 +305,7 @@ static void __init realview_pba8_init(void)
 #ifdef CONFIG_LEDS
         leds_event = realview_leds_event;
 #endif
+        realview_reset = realview_pba8_reset;
 }
 
 MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8")
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index ec39488e2b4..a21a4b395f7 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -324,6 +324,20 @@ static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
 #endif
 }
 
+static void realview_pbx_reset(char mode)
+{
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+        /*
+         * To reset, we hit the on-board reset register
+         * in the system FPGA
+         */
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(0x0000, reset_ctrl);
+        __raw_writel(0x0004, reset_ctrl);
+}
+
 static void __init realview_pbx_init(void)
 {
         int i;
@@ -358,6 +372,7 @@ static void __init realview_pbx_init(void)
 #ifdef CONFIG_LEDS
         leds_event = realview_leds_event;
 #endif
+        realview_reset = realview_pbx_reset;
 }
 
 MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index 547d4fc9913..2068e9096a4 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -288,7 +288,7 @@ static struct s3c2410_platform_nand mini2440_nand_info __initdata = {
 
 /* DM9000AEP 10/100 ethernet controller */
 
-static struct resource mini2440_dm9k_resource[] __initdata = {
+static struct resource mini2440_dm9k_resource[] = {
         [0] = {
                 .start = MACH_MINI2440_DM9K_BASE,
                 .end   = MACH_MINI2440_DM9K_BASE + 3,
@@ -310,11 +310,11 @@ static struct resource mini2440_dm9k_resource[] __initdata = {
  * The DM9000 has no eeprom, and it's MAC address is set by
  * the bootloader before starting the kernel.
  */
-static struct dm9000_plat_data mini2440_dm9k_pdata __initdata = {
+static struct dm9000_plat_data mini2440_dm9k_pdata = {
         .flags          = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
 };
 
-static struct platform_device mini2440_device_eth __initdata = {
+static struct platform_device mini2440_device_eth = {
         .name           = "dm9000",
         .id             = -1,
         .num_resources  = ARRAY_SIZE(mini2440_dm9k_resource),
@@ -341,7 +341,7 @@ static struct platform_device mini2440_device_eth __initdata = {
  *      |  |  +----+  +----+
  *        .....
  */
-static struct gpio_keys_button mini2440_buttons[] __initdata = {
+static struct gpio_keys_button mini2440_buttons[] = {
         {
                 .gpio           = S3C2410_GPG(0),               /* K1 */
                 .code           = KEY_F1,
@@ -384,12 +384,12 @@ static struct gpio_keys_button mini2440_buttons[] __initdata = {
 #endif
 };
 
-static struct gpio_keys_platform_data mini2440_button_data __initdata = {
+static struct gpio_keys_platform_data mini2440_button_data = {
         .buttons        = mini2440_buttons,
         .nbuttons       = ARRAY_SIZE(mini2440_buttons),
 };
 
-static struct platform_device mini2440_button_device __initdata = {
+static struct platform_device mini2440_button_device = {
         .name           = "gpio-keys",
         .id             = -1,
         .dev            = {
@@ -399,41 +399,41 @@ static struct platform_device mini2440_button_device __initdata = {
 
 /* LEDS */
 
-static struct s3c24xx_led_platdata mini2440_led1_pdata __initdata = {
+static struct s3c24xx_led_platdata mini2440_led1_pdata = {
         .name           = "led1",
         .gpio           = S3C2410_GPB(5),
         .flags          = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
         .def_trigger    = "heartbeat",
 };
 
-static struct s3c24xx_led_platdata mini2440_led2_pdata __initdata = {
+static struct s3c24xx_led_platdata mini2440_led2_pdata = {
         .name           = "led2",
         .gpio           = S3C2410_GPB(6),
         .flags          = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
         .def_trigger    = "nand-disk",
 };
 
-static struct s3c24xx_led_platdata mini2440_led3_pdata __initdata = {
+static struct s3c24xx_led_platdata mini2440_led3_pdata = {
         .name           = "led3",
         .gpio           = S3C2410_GPB(7),
         .flags          = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
         .def_trigger    = "mmc0",
 };
 
-static struct s3c24xx_led_platdata mini2440_led4_pdata __initdata = {
+static struct s3c24xx_led_platdata mini2440_led4_pdata = {
         .name           = "led4",
         .gpio           = S3C2410_GPB(8),
         .flags          = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
         .def_trigger    = "",
 };
 
-static struct s3c24xx_led_platdata mini2440_led_backlight_pdata __initdata = {
+static struct s3c24xx_led_platdata mini2440_led_backlight_pdata = {
         .name           = "backlight",
         .gpio           = S3C2410_GPG(4),
         .def_trigger    = "backlight",
 };
 
-static struct platform_device mini2440_led1 __initdata = {
+static struct platform_device mini2440_led1 = {
         .name           = "s3c24xx_led",
         .id             = 1,
         .dev            = {
@@ -441,7 +441,7 @@ static struct platform_device mini2440_led1 __initdata = {
         },
 };
 
-static struct platform_device mini2440_led2 __initdata = {
+static struct platform_device mini2440_led2 = {
         .name           = "s3c24xx_led",
         .id             = 2,
         .dev            = {
@@ -449,7 +449,7 @@ static struct platform_device mini2440_led2 __initdata = {
         },
 };
 
-static struct platform_device mini2440_led3 __initdata = {
+static struct platform_device mini2440_led3 = {
         .name           = "s3c24xx_led",
         .id             = 3,
         .dev            = {
@@ -457,7 +457,7 @@ static struct platform_device mini2440_led3 __initdata = {
         },
 };
 
-static struct platform_device mini2440_led4 __initdata = {
+static struct platform_device mini2440_led4 = {
         .name           = "s3c24xx_led",
         .id             = 4,
         .dev            = {
@@ -465,7 +465,7 @@ static struct platform_device mini2440_led4 __initdata = {
         },
 };
 
-static struct platform_device mini2440_led_backlight __initdata = {
+static struct platform_device mini2440_led_backlight = {
         .name           = "s3c24xx_led",
         .id             = 5,
         .dev            = {
@@ -475,14 +475,14 @@ static struct platform_device mini2440_led_backlight __initdata = {
 
 /* AUDIO */
 
-static struct s3c24xx_uda134x_platform_data mini2440_audio_pins __initdata = {
+static struct s3c24xx_uda134x_platform_data mini2440_audio_pins = {
         .l3_clk = S3C2410_GPB(4),
         .l3_mode = S3C2410_GPB(2),
         .l3_data = S3C2410_GPB(3),
         .model = UDA134X_UDA1341
 };
 
-static struct platform_device mini2440_audio __initdata = {
+static struct platform_device mini2440_audio = {
         .name           = "s3c24xx_uda134x",
         .id             = 0,
         .dev            = {
diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c
index 480d297c1de..8969fe73b83 100644
--- a/arch/arm/mach-s3c6410/mach-smdk6410.c
+++ b/arch/arm/mach-s3c6410/mach-smdk6410.c
@@ -211,6 +211,7 @@ static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
         .supply_name = "B_PWR_5V",
         .microvolts = 5000000,
         .init_data = &smdk6410_b_pwr_5v_data,
+        .gpio = -EINVAL,
 };
 
 static struct platform_device smdk6410_b_pwr_5v = {
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index 827e238e5d4..e8d34a80851 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -27,6 +27,9 @@ obj-$(CONFIG_CPU_ABRT_EV5TJ)	+= abort-ev5tj.o
 obj-$(CONFIG_CPU_ABRT_EV6)      += abort-ev6.o
 obj-$(CONFIG_CPU_ABRT_EV7)      += abort-ev7.o
 
+AFLAGS_abort-ev6.o      :=-Wa,-march=armv6k
+AFLAGS_abort-ev7.o      :=-Wa,-march=armv7-a
+
 obj-$(CONFIG_CPU_PABRT_LEGACY)  += pabort-legacy.o
 obj-$(CONFIG_CPU_PABRT_V6)      += pabort-v6.o
 obj-$(CONFIG_CPU_PABRT_V7)      += pabort-v7.o
@@ -39,6 +42,9 @@ obj-$(CONFIG_CPU_CACHE_V6)	+= cache-v6.o
 obj-$(CONFIG_CPU_CACHE_V7)      += cache-v7.o
 obj-$(CONFIG_CPU_CACHE_FA)      += cache-fa.o
 
+AFLAGS_cache-v6.o       :=-Wa,-march=armv6
+AFLAGS_cache-v7.o       :=-Wa,-march=armv7-a
+
 obj-$(CONFIG_CPU_COPY_V3)       += copypage-v3.o
 obj-$(CONFIG_CPU_COPY_V4WT)     += copypage-v4wt.o
 obj-$(CONFIG_CPU_COPY_V4WB)     += copypage-v4wb.o
@@ -58,6 +64,9 @@ obj-$(CONFIG_CPU_TLB_V6)	+= tlb-v6.o
 obj-$(CONFIG_CPU_TLB_V7)        += tlb-v7.o
 obj-$(CONFIG_CPU_TLB_FA)        += tlb-fa.o
 
+AFLAGS_tlb-v6.o         :=-Wa,-march=armv6
+AFLAGS_tlb-v7.o         :=-Wa,-march=armv7-a
+
 obj-$(CONFIG_CPU_ARM610)        += proc-arm6_7.o
 obj-$(CONFIG_CPU_ARM710)        += proc-arm6_7.o
 obj-$(CONFIG_CPU_ARM7TDMI)      += proc-arm7tdmi.o
@@ -84,6 +93,9 @@ obj-$(CONFIG_CPU_FEROCEON)	+= proc-feroceon.o
 obj-$(CONFIG_CPU_V6)            += proc-v6.o
 obj-$(CONFIG_CPU_V7)            += proc-v7.o
 
+AFLAGS_proc-v6.o        :=-Wa,-march=armv6
+AFLAGS_proc-v7.o        :=-Wa,-march=armv7-a
+
 obj-$(CONFIG_CACHE_FEROCEON_L2) += cache-feroceon-l2.o
 obj-$(CONFIG_CACHE_L2X0)        += cache-l2x0.o
 obj-$(CONFIG_CACHE_XSC3L2)      += cache-xsc3l2.o
diff --git a/arch/arm/mm/cache-xsc3l2.c b/arch/arm/mm/cache-xsc3l2.c
index 5d180cb0bd9..c3154928bcc 100644
--- a/arch/arm/mm/cache-xsc3l2.c
+++ b/arch/arm/mm/cache-xsc3l2.c
@@ -221,15 +221,14 @@ static int __init xsc3_l2_init(void)
         if (!cpu_is_xsc3() || !xsc3_l2_present())
                 return 0;
 
-        if (!(get_cr() & CR_L2)) {
+        if (get_cr() & CR_L2) {
                 pr_info("XScale3 L2 cache enabled.\n");
-                adjust_cr(CR_L2, CR_L2);
                 xsc3_l2_inv_all();
-        }
 
-        outer_cache.inv_range = xsc3_l2_inv_range;
-        outer_cache.clean_range = xsc3_l2_clean_range;
-        outer_cache.flush_range = xsc3_l2_flush_range;
+                outer_cache.inv_range = xsc3_l2_inv_range;
+                outer_cache.clean_range = xsc3_l2_clean_range;
+                outer_cache.flush_range = xsc3_l2_flush_range;
+        }
 
         return 0;
 }
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 96456f54879..8e4f6dca899 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -407,6 +407,13 @@ __xsc3_setup:
 
         adr     r5, xsc3_crval
         ldmia   r5, {r5, r6}
+
+#ifdef CONFIG_CACHE_XSC3L2
+        mrc     p15, 1, r0, c0, c0, 1           @ get L2 present information
+        ands    r0, r0, #0xf8
+        orrne   r6, r6, #(1 << 26)              @ enable L2 if present
+#endif
+
         mrc     p15, 0, r0, c1, c0, 0           @ get control register
         bic     r0, r0, r5                      @ ..V. ..R. .... ..A.
         orr     r0, r0, r6                      @ ..VI Z..S .... .C.M (mmu)
diff --git a/arch/arm/plat-s3c/dev-nand.c b/arch/arm/plat-s3c/dev-nand.c
index 84808ccda70..a52fb6cf618 100644
--- a/arch/arm/plat-s3c/dev-nand.c
+++ b/arch/arm/plat-s3c/dev-nand.c
@@ -58,8 +58,8 @@ static int __init s3c_nand_copy_set(struct s3c2410_nand_set *set)
                         return -ENOMEM;
         }
         
-        size = sizeof(int) * set->nr_chips;
-        if (size) {
+        if (set->nr_map && set->nr_chips) {
+                size = sizeof(int) * set->nr_chips;
                 ptr = kmemdup(set->nr_map, size, GFP_KERNEL);
                 set->nr_map = ptr;
 
diff --git a/arch/m68k/include/asm/io_no.h b/arch/m68k/include/asm/io_no.h
index 7f57436ec18..359065d5a9f 100644
--- a/arch/m68k/include/asm/io_no.h
+++ b/arch/m68k/include/asm/io_no.h
@@ -3,6 +3,7 @@
 
 #ifdef __KERNEL__
 
+#include <asm/virtconvert.h>
 
 /*
  * These are for ISA/PCI shared memory _only_ and should never be used
@@ -165,19 +166,6 @@ static inline void *ioremap_fullcache(unsigned long physaddr, unsigned long size
 
 extern void iounmap(void *addr);
 
-/* Pages to physical address... */
-#define page_to_phys(page)      ((page - mem_map) << PAGE_SHIFT)
-#define page_to_bus(page)       ((page - mem_map) << PAGE_SHIFT)
-
-/*
- * Macros used for converting between virtual and physical mappings.
- */
-#define phys_to_virt(vaddr)     ((void *) (vaddr))
-#define virt_to_phys(vaddr)     ((unsigned long) (vaddr))
-
-#define virt_to_bus virt_to_phys
-#define bus_to_virt phys_to_virt
-
 /*
  * Convert a physical pointer to a virtual kernel pointer for /dev/mem
  * access
diff --git a/arch/m68k/include/asm/page_no.h b/arch/m68k/include/asm/page_no.h
index 1f31b060cc8..8029a33e03c 100644
--- a/arch/m68k/include/asm/page_no.h
+++ b/arch/m68k/include/asm/page_no.h
@@ -56,8 +56,8 @@ extern unsigned long memory_end;
 
 #ifndef __ASSEMBLY__
 
-#define __pa(vaddr)             virt_to_phys((void *)(vaddr))
-#define __va(paddr)             phys_to_virt((unsigned long)(paddr))
+#define __pa(vaddr)             ((unsigned long)(vaddr))
+#define __va(paddr)             ((void *)(paddr))
 
 #define virt_to_pfn(kaddr)      (__pa(kaddr) >> PAGE_SHIFT)
 #define pfn_to_virt(pfn)        __va((pfn) << PAGE_SHIFT)
diff --git a/arch/m68k/include/asm/virtconvert.h b/arch/m68k/include/asm/virtconvert.h
index 22ab05c9c52..3f834b3ab5b 100644
--- a/arch/m68k/include/asm/virtconvert.h
+++ b/arch/m68k/include/asm/virtconvert.h
@@ -26,6 +26,7 @@ static inline void *phys_to_virt(unsigned long address)
 }
 
 /* Permanent address of a page. */
+#ifdef CONFIG_MMU
 #ifdef CONFIG_SINGLE_MEMORY_CHUNK
 #define page_to_phys(page) \
         __pa(PAGE_OFFSET + (((page) - pg_data_map[0].node_mem_map) << PAGE_SHIFT))
@@ -37,6 +38,9 @@ static inline void *phys_to_virt(unsigned long address)
         page_to_pfn(__page) << PAGE_SHIFT;                              \
 })
 #endif
+#else
+#define page_to_phys(page)      (((page) - mem_map) << PAGE_SHIFT)
+#endif
 
 /*
  * IO bus memory addresses are 1:1 with the physical address,
diff --git a/arch/m68knommu/platform/coldfire/pit.c b/arch/m68knommu/platform/coldfire/pit.c
index d8720ee3451..aebea19abd7 100644
--- a/arch/m68knommu/platform/coldfire/pit.c
+++ b/arch/m68knommu/platform/coldfire/pit.c
@@ -146,7 +146,6 @@ static struct clocksource pit_clk = {
         .read   = pit_read_clk,
         .shift  = 20,
         .mask   = CLOCKSOURCE_MASK(32),
-        .flags  = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
 /***************************************************************************/
diff --git a/arch/mips/alchemy/common/dbdma.c b/arch/mips/alchemy/common/dbdma.c
index 19c1c82849f..5c68569344c 100644
--- a/arch/mips/alchemy/common/dbdma.c
+++ b/arch/mips/alchemy/common/dbdma.c
@@ -613,7 +613,7 @@ u32 _au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes, u32 flags)
         dma_cache_wback_inv((unsigned long)buf, nbytes);
         dp->dscr_cmd0 |= DSCR_CMD0_V;   /* Let it rip */
         au_sync();
-        dma_cache_wback_inv((unsigned long)dp, sizeof(dp));
+        dma_cache_wback_inv((unsigned long)dp, sizeof(*dp));
         ctp->chan_ptr->ddma_dbell = 0;
 
         /* Get next descriptor pointer. */
@@ -676,7 +676,7 @@ _au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes, u32 flags)
         dma_cache_inv((unsigned long)buf, nbytes);
         dp->dscr_cmd0 |= DSCR_CMD0_V;   /* Let it rip */
         au_sync();
-        dma_cache_wback_inv((unsigned long)dp, sizeof(dp));
+        dma_cache_wback_inv((unsigned long)dp, sizeof(*dp));
         ctp->chan_ptr->ddma_dbell = 0;
 
         /* Get next descriptor pointer. */
diff --git a/arch/mips/ar7/prom.c b/arch/mips/ar7/prom.c
index 5ad6f1db656..c1fdd368281 100644
--- a/arch/mips/ar7/prom.c
+++ b/arch/mips/ar7/prom.c
@@ -219,14 +219,6 @@ static void __init console_config(void)
         if (strstr(prom_getcmdline(), "console="))
                 return;
 
-#ifdef CONFIG_KGDB
-        if (!strstr(prom_getcmdline(), "nokgdb")) {
-                strcat(prom_getcmdline(), " console=kgdb");
-                kgdb_enabled = 1;
-                return;
-        }
-#endif
-
         s = prom_getenv("modetty0");
         if (s) {
                 baud = simple_strtoul(s, &p, 10);
@@ -280,13 +272,6 @@ static inline void serial_out(int offset, int value)
         writel(value, (void *)PORT(offset));
 }
 
-char prom_getchar(void)
-{
-        while (!(serial_in(UART_LSR) & UART_LSR_DR))
-                ;
-        return serial_in(UART_RX);
-}
-
 int prom_putchar(char c)
 {
         while ((serial_in(UART_LSR) & UART_LSR_TEMT) == 0)
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 05a35cf5963..1fe412c4317 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -346,27 +346,26 @@ static struct board_info __initdata board_96348gw = {
 };
 
 static struct board_info __initdata board_FAST2404 = {
-        .name                           = "F@ST2404",
-        .expected_cpu_id                = 0x6348,
-
-        .has_enet0                      = 1,
-        .has_enet1                      = 1,
-        .has_pci                        = 1,
+        .name                           = "F@ST2404",
+        .expected_cpu_id                = 0x6348,
 
-        .enet0 = {
-                .has_phy                = 1,
-                .use_internal_phy       = 1,
-        },
+        .has_enet0                      = 1,
+        .has_enet1                      = 1,
+        .has_pci                        = 1,
 
-        .enet1 = {
-                .force_speed_100        = 1,
-                .force_duplex_full      = 1,
-        },
+        .enet0 = {
+                .has_phy                = 1,
+                .use_internal_phy       = 1,
+        },
 
+        .enet1 = {
+                .force_speed_100        = 1,
+                .force_duplex_full      = 1,
+        },
 
-        .has_ohci0 = 1,
-        .has_pccard = 1,
-        .has_ehci0 = 1,
+        .has_ohci0                      = 1,
+        .has_pccard                     = 1,
+        .has_ehci0                      = 1,
 };
 
 static struct board_info __initdata board_DV201AMR = {
diff --git a/arch/mips/bcm63xx/prom.c b/arch/mips/bcm63xx/prom.c
index fb284fbc585..be252efa075 100644
--- a/arch/mips/bcm63xx/prom.c
+++ b/arch/mips/bcm63xx/prom.c
@@ -40,9 +40,6 @@ void __init prom_init(void)
         reg &= ~mask;
         bcm_perf_writel(reg, PERF_CKCTL_REG);
 
-        /* assign command line from kernel config */
-        strcpy(arcs_cmdline, CONFIG_CMDLINE);
-
         /* register gpiochip */
         bcm63xx_gpio_init();
 
diff --git a/arch/mips/boot/.gitignore b/arch/mips/boot/.gitignore
index ba63401c6e1..4667a5f9280 100644
--- a/arch/mips/boot/.gitignore
+++ b/arch/mips/boot/.gitignore
@@ -1,4 +1,5 @@
 mkboot
 elf2ecoff
+vmlinux.*
 zImage
 zImage.tmp
diff --git a/arch/mips/boot/Makefile b/arch/mips/boot/Makefile
index 094bc84765a..e39a08edcaa 100644
--- a/arch/mips/boot/Makefile
+++ b/arch/mips/boot/Makefile
@@ -28,7 +28,7 @@ VMLINUX = vmlinux
 all: vmlinux.ecoff vmlinux.srec
 
 vmlinux.ecoff: $(obj)/elf2ecoff $(VMLINUX)
-        $(obj)/elf2ecoff $(VMLINUX) vmlinux.ecoff $(E2EFLAGS)
+        $(obj)/elf2ecoff $(VMLINUX) $(obj)/vmlinux.ecoff $(E2EFLAGS)
 
 $(obj)/elf2ecoff: $(obj)/elf2ecoff.c
         $(HOSTCC) -o $@ $^
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index e27f40bbd4e..671d3448fad 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -56,7 +56,7 @@ $(obj)/piggy.o: $(obj)/vmlinux.$(suffix_y) $(obj)/dummy.o
 LDFLAGS_vmlinuz := $(LDFLAGS) -Ttext $(VMLINUZ_LOAD_ADDRESS) -T
 vmlinuz: $(src)/ld.script $(obj-y) $(obj)/piggy.o
         $(call if_changed,ld)
-        $(Q)$(OBJCOPY) $(OBJCOPYFLAGS) -R .comment -R .stab -R .stabstr -R .initrd -R .sysmap $@
+        $(Q)$(OBJCOPY) $(OBJCOPYFLAGS) $@
 
 #
 # Some DECstations need all possible sections of an ECOFF executable
@@ -84,14 +84,11 @@ vmlinuz.ecoff: $(obj)/../elf2ecoff $(VMLINUZ)
 $(obj)/../elf2ecoff: $(src)/../elf2ecoff.c
         $(Q)$(HOSTCC) -o $@ $^
 
-drop-sections   = .reginfo .mdebug .comment .note .pdr .options .MIPS.options
-strip-flags     = $(addprefix --remove-section=,$(drop-sections))
-
-OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary $(strip-flags)
+OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary
 vmlinuz.bin: vmlinuz
         $(call if_changed,objcopy)
 
-OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec $(strip-flags)
+OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec
 vmlinuz.srec: vmlinuz
         $(call if_changed,objcopy)
 
diff --git a/arch/mips/boot/compressed/decompress.c b/arch/mips/boot/compressed/decompress.c
index 67330c2f731..e48fd72898a 100644
--- a/arch/mips/boot/compressed/decompress.c
+++ b/arch/mips/boot/compressed/decompress.c
@@ -28,8 +28,6 @@ char *zimage_start;
 
 /* The linker tells us where the image is. */
 extern unsigned char __image_begin, __image_end;
-extern unsigned char __ramdisk_begin, __ramdisk_end;
-unsigned long initrd_size;
 
 /* debug interfaces  */
 extern void puts(const char *s);
@@ -102,14 +100,6 @@ void decompress_kernel(unsigned long boot_heap_start)
         puthex((unsigned long)(zimage_size + zimage_start));
         puts("\n");
 
-        if (initrd_size) {
-                puts("initrd at:     ");
-                puthex((unsigned long)(&__ramdisk_begin));
-                puts(" ");
-                puthex((unsigned long)(&__ramdisk_end));
-                puts("\n");
-        }
-
         /* this area are prepared for mallocing when decompressing */
         free_mem_ptr = boot_heap_start;
         free_mem_end_ptr = boot_heap_start + BOOT_HEAP_SIZE;
diff --git a/arch/mips/boot/compressed/ld.script b/arch/mips/boot/compressed/ld.script
index 29e9f4c0d5d..613a35b02f5 100644
--- a/arch/mips/boot/compressed/ld.script
+++ b/arch/mips/boot/compressed/ld.script
@@ -1,150 +1,67 @@
+/*
+ * ld.script for compressed kernel support of MIPS
+ *
+ * Copyright (C) 2009 Lemote Inc.
+ * Author: Wu Zhangjin <wuzj@lemote.com>
+ */
+
 OUTPUT_ARCH(mips)
 ENTRY(start)
 SECTIONS
 {
-  /* Read-only sections, merged into text segment: */
-  .init          : { *(.init)           } =0
-  .text      :
-  {
-    _ftext = . ;
-    *(.text)
-    *(.rodata)
-    *(.rodata1)
-    /* .gnu.warning sections are handled specially by elf32.em.  */
-    *(.gnu.warning)
-  } =0
-  .kstrtab : { *(.kstrtab) }
-
-  . = ALIGN(16);                /* Exception table */
-  __start___ex_table = .;
-  __ex_table : { *(__ex_table) }
-  __stop___ex_table = .;
-
-  __start___dbe_table = .;      /* Exception table for data bus errors */
-  __dbe_table : { *(__dbe_table) }
-  __stop___dbe_table = .;
-
-  __start___ksymtab = .;        /* Kernel symbol table */
-  __ksymtab : { *(__ksymtab) }
-  __stop___ksymtab = .;
-
-  _etext = .;
-
-  . = ALIGN(8192);
-  .data.init_task : { *(.data.init_task) }
-
-  /* Startup code */
-  . = ALIGN(4096);
-  __init_begin = .;
-  .text.init : { *(.text.init) }
-  .data.init : { *(.data.init) }
-  . = ALIGN(16);
-  __setup_start = .;
-  .setup.init : { *(.setup.init) }
-  __setup_end = .;
-  __initcall_start = .;
-  .initcall.init : { *(.initcall.init) }
-  __initcall_end = .;
-  . = ALIGN(4096);      /* Align double page for init_task_union */
-  __init_end = .;
-
-  . = ALIGN(4096);
-  .data.page_aligned : { *(.data.idt) }
-
-  . = ALIGN(32);
-  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
+        /* . = VMLINUZ_LOAD_ADDRESS */
+        /* read-only */
+        _text = .;      /* Text and read-only data */
+        .text   : {
+                _ftext = . ;
+                *(.text)
+                *(.rodata)
+        } = 0
+        _etext = .;     /* End of text section */
 
-  .fini      : { *(.fini)    } =0
-  .reginfo : { *(.reginfo) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  It would
-     be more correct to do this:
-       . = .;
-     The current expression does not correctly handle the case of a
-     text segment ending precisely at the end of a page; it causes the
-     data segment to skip a page.  The above expression does not have
-     this problem, but it will currently (2/95) cause BFD to allocate
-     a single segment, combining both text and data, for this case.
-     This will prevent the text segment from being shared among
-     multiple executions of the program; I think that is more
-     important than losing a page of the virtual address space (note
-     that no actual memory is lost; the page which is skipped can not
-     be referenced).  */
-  . = .;
-  .data    :
-  {
-    _fdata = . ;
-    *(.data)
+        /* writable */
+        .data   : {     /* Data */
+                _fdata = . ;
+                *(.data)
+                /* Put the compressed image here, so bss is on the end. */
+                __image_begin = .;
+                *(.image)
+                __image_end = .;
+                CONSTRUCTORS
+        }
+        .sdata  : { *(.sdata) }
+        . = ALIGN(4);
+        _edata  =  .;   /* End of data section */
 
-   /* Put the compressed image here, so bss is on the end. */
-   __image_begin = .;
-   *(.image)
-   __image_end = .;
-   /* Align the initial ramdisk image (INITRD) on page boundaries. */
-   . = ALIGN(4096);
-   __ramdisk_begin = .;
-   *(.initrd)
-   __ramdisk_end = .;
-   . = ALIGN(4096);
+        /* BSS */
+        __bss_start = .;
+        _fbss = .;
+        .sbss   : { *(.sbss) *(.scommon) }
+        .bss    : {
+                *(.dynbss)
+                *(.bss)
+                *(COMMON)
+        }
+        .  = ALIGN(4);
+        _end = . ;
 
-    CONSTRUCTORS
-  }
-  .data1   : { *(.data1) }
-  _gp = . + 0x8000;
-  .lit8 : { *(.lit8) }
-  .lit4 : { *(.lit4) }
-  .ctors         : { *(.ctors)   }
-  .dtors         : { *(.dtors)   }
-  .got           : { *(.got.plt) *(.got) }
-  .dynamic       : { *(.dynamic) }
-  /* We want the small data sections together, so single-instruction offsets
-     can access them all, and initialized data all before uninitialized, so
-     we can shorten the on-disk segment size.  */
-  .sdata     : { *(.sdata) }
-  . = ALIGN(4);
-  _edata  =  .;
-  PROVIDE (edata = .);
+        /* These are needed for ELF backends which have not yet been converted
+         * to the new style linker.  */
 
-  __bss_start = .;
-  _fbss = .;
-  .sbss      : { *(.sbss) *(.scommon) }
-  .bss       :
-  {
-   *(.dynbss)
-   *(.bss)
-   *(COMMON)
-   .  = ALIGN(4);
-  _end = . ;
-  PROVIDE (end = .);
-  }
+        .stab 0 : { *(.stab) }
+        .stabstr 0 : { *(.stabstr) }
 
-  /* Sections to be discarded */
-  /DISCARD/ :
-  {
-        *(.text.exit)
-        *(.data.exit)
-        *(.exitcall.exit)
-  }
+        /* These must appear regardless of  .  */
+        .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
+        .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
 
-  /* This is the MIPS specific mdebug section.  */
-  .mdebug : { *(.mdebug) }
-  /* These are needed for ELF backends which have not yet been
-     converted to the new style linker.  */
-  .stab 0 : { *(.stab) }
-  .stabstr 0 : { *(.stabstr) }
-  /* DWARF debug sections.
-     Symbols in the .debug DWARF section are relative to the beginning of the
-     section so we begin .debug at 0.  It's not clear yet what needs to happen
-     for the others.   */
-  .debug          0 : { *(.debug) }
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  .line           0 : { *(.line) }
-  /* These must appear regardless of  .  */
-  .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
-  .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
-  .comment : { *(.comment) }
-  .note : { *(.note) }
+        /* Sections to be discarded */
+        /DISCARD/       : {
+                *(.MIPS.options)
+                *(.options)
+                *(.pdr)
+                *(.reginfo)
+                *(.comment)
+                *(.note)
+        }
 }
diff --git a/arch/mips/cavium-octeon/csrc-octeon.c b/arch/mips/cavium-octeon/csrc-octeon.c
index 96110f217dc..0bf4bbe04ae 100644
--- a/arch/mips/cavium-octeon/csrc-octeon.c
+++ b/arch/mips/cavium-octeon/csrc-octeon.c
@@ -50,6 +50,38 @@ static struct clocksource clocksource_mips = {
         .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
+unsigned long long notrace sched_clock(void)
+{
+        /* 64-bit arithmatic can overflow, so use 128-bit.  */
+#if (__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ <= 3))
+        u64 t1, t2, t3;
+        unsigned long long rv;
+        u64 mult = clocksource_mips.mult;
+        u64 shift = clocksource_mips.shift;
+        u64 cnt = read_c0_cvmcount();
+
+        asm (
+                "dmultu\t%[cnt],%[mult]\n\t"
+                "nor\t%[t1],$0,%[shift]\n\t"
+                "mfhi\t%[t2]\n\t"
+                "mflo\t%[t3]\n\t"
+                "dsll\t%[t2],%[t2],1\n\t"
+                "dsrlv\t%[rv],%[t3],%[shift]\n\t"
+                "dsllv\t%[t1],%[t2],%[t1]\n\t"
+                "or\t%[rv],%[t1],%[rv]\n\t"
+                : [rv] "=&r" (rv), [t1] "=&r" (t1), [t2] "=&r" (t2), [t3] "=&r" (t3)
+                : [cnt] "r" (cnt), [mult] "r" (mult), [shift] "r" (shift)
+                : "hi", "lo");
+        return rv;
+#else
+        /* GCC > 4.3 do it the easy way.  */
+        unsigned int __attribute__((mode(TI))) t;
+        t = read_c0_cvmcount();
+        t = t * clocksource_mips.mult;
+        return (unsigned long long)(t >> clocksource_mips.shift);
+#endif
+}
+
 void __init plat_time_init(void)
 {
         clocksource_mips.rating = 300;
diff --git a/arch/mips/cobalt/setup.c b/arch/mips/cobalt/setup.c
index b5164422724..ec3b2c417f7 100644
--- a/arch/mips/cobalt/setup.c
+++ b/arch/mips/cobalt/setup.c
@@ -97,26 +97,18 @@ void __init plat_mem_setup(void)
 
 void __init prom_init(void)
 {
-        int narg, indx, posn, nchr;
         unsigned long memsz;
+        int argc, i;
         char **argv;
 
         memsz = fw_arg0 & 0x7fff0000;
-        narg = fw_arg0 & 0x0000ffff;
-
-        if (narg) {
-                arcs_cmdline[0] = '\0';
-                argv = (char **) fw_arg1;
-                posn = 0;
-                for (indx = 1; indx < narg; ++indx) {
-                        nchr = strlen(argv[indx]);
-                        if (posn + 1 + nchr + 1 > sizeof(arcs_cmdline))
-                                break;
-                        if (posn)
-                                arcs_cmdline[posn++] = ' ';
-                        strcpy(arcs_cmdline + posn, argv[indx]);
-                        posn += nchr;
-                }
+        argc = fw_arg0 & 0x0000ffff;
+        argv = (char **)fw_arg1;
+
+        for (i = 1; i < argc; i++) {
+                strlcat(arcs_cmdline, argv[i], COMMAND_LINE_SIZE);
+                if (i < (argc - 1))
+                        strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE);
         }
 
         add_memory_region(0x0, memsz, BOOT_MEM_RAM);
diff --git a/arch/mips/include/asm/mach-ip27/topology.h b/arch/mips/include/asm/mach-ip27/topology.h
index 09a59bcc1b0..1b1a7d1632b 100644
--- a/arch/mips/include/asm/mach-ip27/topology.h
+++ b/arch/mips/include/asm/mach-ip27/topology.h
@@ -24,7 +24,9 @@ extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
 
 #define cpu_to_node(cpu)        (sn_cpu_info[(cpu)].p_nodeid)
 #define parent_node(node)       (node)
-#define cpumask_of_node(node)   (&hub_data(node)->h_cpus)
+#define cpumask_of_node(node)   ((node) == -1 ?                         \
+                                 cpu_all_mask :                         \
+                                 &hub_data(node)->h_cpus)
 struct pci_bus;
 extern int pcibus_to_node(struct pci_bus *);
 
diff --git a/arch/mips/mipssim/sim_setup.c b/arch/mips/mipssim/sim_setup.c
index 0824f6af477..55f22a3afe6 100644
--- a/arch/mips/mipssim/sim_setup.c
+++ b/arch/mips/mipssim/sim_setup.c
@@ -49,9 +49,6 @@ void __init plat_mem_setup(void)
         set_io_port_base(0xbfd00000);
 
         serial_init();
-
-        pr_info("Linux started...\n");
-
 }
 
 extern struct plat_smp_ops ssmtc_smp_ops;
@@ -60,7 +57,6 @@ void __init prom_init(void)
 {
         set_io_port_base(0xbfd00000);
 
-        pr_info("\nLINUX started...\n");
         prom_meminit();
 
 #ifdef CONFIG_MIPS_MT_SMP
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 3d0baa4a842..badcf5e8d69 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -73,9 +73,6 @@ static int __cpuinit m4kc_tlbp_war(void)
 enum label_id {
         label_second_part = 1,
         label_leave,
-#ifdef MODULE_START
-        label_module_alloc,
-#endif
         label_vmalloc,
         label_vmalloc_done,
         label_tlbw_hazard,
@@ -92,9 +89,6 @@ enum label_id {
 
 UASM_L_LA(_second_part)
 UASM_L_LA(_leave)
-#ifdef MODULE_START
-UASM_L_LA(_module_alloc)
-#endif
 UASM_L_LA(_vmalloc)
 UASM_L_LA(_vmalloc_done)
 UASM_L_LA(_tlbw_hazard)
@@ -818,8 +812,6 @@ static void __cpuinit build_r4000_tlb_refill_handler(void)
         } else {
 #if defined(CONFIG_HUGETLB_PAGE)
                 const enum label_id ls = label_tlb_huge_update;
-#elif defined(MODULE_START)
-                const enum label_id ls = label_module_alloc;
 #else
                 const enum label_id ls = label_vmalloc;
 #endif
diff --git a/arch/mips/mti-malta/malta-init.c b/arch/mips/mti-malta/malta-init.c
index f1b14c8a4a1..414f0c99b19 100644
--- a/arch/mips/mti-malta/malta-init.c
+++ b/arch/mips/mti-malta/malta-init.c
@@ -355,7 +355,6 @@ void __init prom_init(void)
         board_nmi_handler_setup = mips_nmi_setup;
         board_ejtag_handler_setup = mips_ejtag_setup;
 
-        pr_info("\nLINUX started...\n");
         prom_init_cmdline();
         prom_meminit();
 #ifdef CONFIG_SERIAL_8250_CONSOLE
diff --git a/arch/mips/powertv/Makefile b/arch/mips/powertv/Makefile
index 2c516718aff..0a0d73c0564 100644
--- a/arch/mips/powertv/Makefile
+++ b/arch/mips/powertv/Makefile
@@ -23,6 +23,6 @@
 # under Linux.
 #
 
-obj-y += cmdline.o init.o memory.o reset.o time.o powertv_setup.o asic/ pci/
+obj-y += init.o memory.o reset.o time.o powertv_setup.o asic/ pci/
 
 EXTRA_CFLAGS += -Wall -Werror
diff --git a/arch/mips/powertv/cmdline.c b/arch/mips/powertv/cmdline.c
deleted file mode 100644
index 98d73cb0d45..00000000000
--- a/arch/mips/powertv/cmdline.c
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 1999,2000 MIPS Technologies, Inc.  All rights reserved.
- * Portions copyright (C) 2009 Cisco Systems, Inc.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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.
- *
- * Kernel command line creation using the prom monitor (YAMON) argc/argv.
- */
-#include <linux/init.h>
-#include <linux/string.h>
-
-#include <asm/bootinfo.h>
-
-#include "init.h"
-
-/*
- * YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
- * This macro take care of sign extension.
- */
-#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
-
-char * __init prom_getcmdline(void)
-{
-        return &(arcs_cmdline[0]);
-}
-
-void  __init prom_init_cmdline(void)
-{
-        int len;
-
-        if (prom_argc != 1)
-                return;
-
-        len = strlen(arcs_cmdline);
-
-        arcs_cmdline[len] = ' ';
-
-        strlcpy(arcs_cmdline + len + 1, (char *)_prom_argv,
-                COMMAND_LINE_SIZE - len - 1);
-}
diff --git a/arch/mips/powertv/init.c b/arch/mips/powertv/init.c
index 5f4e4c304e4..0afe227f1d0 100644
--- a/arch/mips/powertv/init.c
+++ b/arch/mips/powertv/init.c
@@ -34,10 +34,7 @@
 #include <asm/mips-boards/generic.h>
 #include <asm/mach-powertv/asic.h>
 
-#include "init.h"
-
-int prom_argc;
-int *_prom_argv, *_prom_envp;
+static int *_prom_envp;
 unsigned long _prom_memsize;
 
 /*
@@ -109,16 +106,20 @@ static void __init mips_ejtag_setup(void)
 
 void __init prom_init(void)
 {
+        int prom_argc;
+        char *prom_argv;
+
         prom_argc = fw_arg0;
-        _prom_argv = (int *) fw_arg1;
+        prom_argv = (char *) fw_arg1;
         _prom_envp = (int *) fw_arg2;
         _prom_memsize = (unsigned long) fw_arg3;
 
         board_nmi_handler_setup = mips_nmi_setup;
         board_ejtag_handler_setup = mips_ejtag_setup;
 
-        pr_info("\nLINUX started...\n");
-        prom_init_cmdline();
+        if (prom_argc == 1)
+                strlcat(arcs_cmdline, prom_argv, COMMAND_LINE_SIZE);
+
         configure_platform();
         prom_meminit();
 
diff --git a/arch/mips/powertv/init.h b/arch/mips/powertv/init.h
index 7af6bf25008..b194c34ca96 100644
--- a/arch/mips/powertv/init.h
+++ b/arch/mips/powertv/init.h
@@ -22,7 +22,5 @@
 
 #ifndef _POWERTV_INIT_H
 #define _POWERTV_INIT_H
-extern int prom_argc;
-extern int *_prom_argv;
 extern unsigned long _prom_memsize;
 #endif
diff --git a/arch/mips/powertv/memory.c b/arch/mips/powertv/memory.c
index 28d06605fff..f49eb3d0358 100644
--- a/arch/mips/powertv/memory.c
+++ b/arch/mips/powertv/memory.c
@@ -42,8 +42,6 @@
 #define BOOT_MEM_SIZE           KIBIBYTE(256)   /* Memory reserved for bldr */
 #define PHYS_MEM_START          0x10000000      /* Start of physical memory */
 
-unsigned long ptv_memsize;
-
 char __initdata cmdline[COMMAND_LINE_SIZE];
 
 void __init prom_meminit(void)
@@ -87,9 +85,6 @@ void __init prom_meminit(void)
                 }
         }
 
-        /* Store memsize for diagnostic purposes */
-        ptv_memsize = memsize;
-
         physend = PFN_ALIGN(&_end) - 0x80000000;
         if (memsize > LOW_MEM_MAX) {
                 low_mem = LOW_MEM_MAX;
diff --git a/arch/mips/powertv/powertv_setup.c b/arch/mips/powertv/powertv_setup.c
index bd8ebf128f2..698b1eafbe9 100644
--- a/arch/mips/powertv/powertv_setup.c
+++ b/arch/mips/powertv/powertv_setup.c
@@ -64,9 +64,6 @@
 #define REG_SIZE        "4"             /* In bytes */
 #endif
 
-static struct pt_regs die_regs;
-static bool have_die_regs;
-
 static void register_panic_notifier(void);
 static int panic_handler(struct notifier_block *notifier_block,
         unsigned long event, void *cause_string);
@@ -218,24 +215,6 @@ static int panic_handler(struct notifier_block *notifier_block,
         return NOTIFY_DONE;
 }
 
-/**
- * Platform-specific handling of oops
- * @str:        Pointer to the oops string
- * @regs:       Pointer to the oops registers
- * All we do here is to save the registers for subsequent printing through
- * the panic notifier.
- */
-void platform_die(const char *str, const struct pt_regs *regs)
-{
-        /* If we already have saved registers, don't overwrite them as they
-         * they apply to the initial fault */
-
-        if (!have_die_regs) {
-                have_die_regs = true;
-                die_regs = *regs;
-        }
-}
-
 /* Information about the RF MAC address, if one was supplied on the
  * command line. */
 static bool have_rfmac;
diff --git a/arch/mips/powertv/reset.c b/arch/mips/powertv/reset.c
index 494c652c984..0007652cb77 100644
--- a/arch/mips/powertv/reset.c
+++ b/arch/mips/powertv/reset.c
@@ -28,9 +28,6 @@
 #include <asm/mach-powertv/asic_regs.h>
 #include "reset.h"
 
-static void mips_machine_restart(char *command);
-static void mips_machine_halt(void);
-
 static void mips_machine_restart(char *command)
 {
 #ifdef CONFIG_BOOTLOADER_DRIVER
@@ -44,22 +41,7 @@ static void mips_machine_restart(char *command)
 #endif
 }
 
-static void mips_machine_halt(void)
-{
-#ifdef CONFIG_BOOTLOADER_DRIVER
-        /*
-         * Call the bootloader's reset function to ensure
-         * that persistent data is flushed before hard reset
-         */
-        kbldr_SetCauseAndReset();
-#else
-        writel(0x1, asic_reg_addr(watchdog));
-#endif
-}
-
 void mips_reboot_setup(void)
 {
         _machine_restart = mips_machine_restart;
-        _machine_halt = mips_machine_halt;
-        pm_power_off = mips_machine_halt;
 }
diff --git a/arch/mips/powertv/time.c b/arch/mips/powertv/time.c
index 1e0a5ef4c8c..9fd7b67f2af 100644
--- a/arch/mips/powertv/time.c
+++ b/arch/mips/powertv/time.c
@@ -33,5 +33,4 @@ unsigned int __cpuinit get_c0_compare_int(void)
 void __init plat_time_init(void)
 {
         powertv_clocksource_init();
-        r4k_clockevent_init();
 }
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index 06e801c7e25..e27809b6d04 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -160,7 +160,6 @@ static void __init prom_init_cmdline(void)
         int argc;
         int *argv32;
         int i;                  /* Always ignore the "-c" at argv[0] */
-        static char builtin[COMMAND_LINE_SIZE] __initdata;
 
         if (fw_arg0 >= CKSEG0 || fw_arg1 < CKSEG0) {
                 /*
@@ -174,20 +173,6 @@ static void __init prom_init_cmdline(void)
                 argv32 = (int *)fw_arg1;
         }
 
-        /* ignore all built-in args if any f/w args given */
-        /*
-         * But if built-in strings was started with '+', append them
-         * to command line args.  If built-in was started with '-',
-         * ignore all f/w args.
-         */
-        builtin[0] = '\0';
-        if (arcs_cmdline[0] == '+')
-                strcpy(builtin, arcs_cmdline + 1);
-        else if (arcs_cmdline[0] == '-') {
-                strcpy(builtin, arcs_cmdline + 1);
-                argc = 0;
-        } else if (argc <= 1)
-                strcpy(builtin, arcs_cmdline);
         arcs_cmdline[0] = '\0';
 
         for (i = 1; i < argc; i++) {
@@ -201,12 +186,6 @@ static void __init prom_init_cmdline(void)
                 } else
                         strcat(arcs_cmdline, str);
         }
-        /* append saved builtin args */
-        if (builtin[0]) {
-                if (arcs_cmdline[0])
-                        strcat(arcs_cmdline, " ");
-                strcat(arcs_cmdline, builtin);
-        }
 }
 
 static int txx9_ic_disable __initdata;
diff --git a/arch/mips/vr41xx/common/init.c b/arch/mips/vr41xx/common/init.c
index 1386e6f081c..23916321cc1 100644
--- a/arch/mips/vr41xx/common/init.c
+++ b/arch/mips/vr41xx/common/init.c
@@ -1,7 +1,7 @@
 /*
  *  init.c, Common initialization routines for NEC VR4100 series.
  *
- *  Copyright (C) 2003-2008  Yoichi Yuasa <yuasa@linux-mips.org>
+ *  Copyright (C) 2003-2009  Yoichi Yuasa <yuasa@linux-mips.org>
  *
  *  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
@@ -66,9 +66,9 @@ void __init prom_init(void)
         argv = (char **)fw_arg1;
 
         for (i = 1; i < argc; i++) {
-                strcat(arcs_cmdline, argv[i]);
+                strlcat(arcs_cmdline, argv[i], COMMAND_LINE_SIZE);
                 if (i < (argc - 1))
-                        strcat(arcs_cmdline, " ");
+                        strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE);
         }
 }
 
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 826a30a00f5..bb2465bcb32 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -20,7 +20,7 @@
 all: $(obj)/zImage
 
 BOOTCFLAGS    := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-                 -fno-strict-aliasing -Os -msoft-float -pipe -D__KERNEL__\
+                 -fno-strict-aliasing -Os -msoft-float -pipe \
                  -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \
                  -isystem $(shell $(CROSS32CC) -print-file-name=include)
 BOOTAFLAGS      := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
@@ -34,8 +34,6 @@ BOOTCFLAGS	+= -fno-stack-protector
 endif
 
 BOOTCFLAGS      += -I$(obj) -I$(srctree)/$(obj)
-BOOTCFLAGS      += -include include/linux/autoconf.h -Iarch/powerpc/include
-BOOTCFLAGS      += -Iinclude
 
 DTS_FLAGS       ?= -p 1024
 
diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h
index efb74fd5156..b1066b9fb5f 100644
--- a/arch/s390/include/asm/bug.h
+++ b/arch/s390/include/asm/bug.h
@@ -52,6 +52,10 @@
         unreachable();                                  \
 } while (0)
 
+#define __WARN() do {                                   \
+        __EMIT_BUG(BUGFLAG_WARNING);                    \
+} while (0)
+
 #define WARN_ON(x) ({                                   \
         int __ret_warn_on = !!(x);                      \
         if (__builtin_constant_p(__ret_warn_on)) {      \
diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h
index ec403d4304f..f72d611f7e1 100644
--- a/arch/s390/include/asm/sigp.h
+++ b/arch/s390/include/asm/sigp.h
@@ -15,11 +15,19 @@
 #ifndef __SIGP__
 #define __SIGP__
 
-#include <asm/ptrace.h>
-#include <asm/atomic.h>
+#include <asm/system.h>
 
 /* get real cpu address from logical cpu number */
-extern volatile int __cpu_logical_map[];
+extern int __cpu_logical_map[];
+
+static inline int cpu_logical_map(int cpu)
+{
+#ifdef CONFIG_SMP
+        return __cpu_logical_map[cpu];
+#else
+        return stap();
+#endif
+}
 
 typedef enum
 {
@@ -79,7 +87,7 @@ signal_processor(__u16 cpu_addr, sigp_order_code order_code)
                 "       ipm     %0\n"
                 "       srl     %0,28\n"
                 :       "=d"    (ccode)
-                : "d" (reg1), "d" (__cpu_logical_map[cpu_addr]),
+                : "d" (reg1), "d" (cpu_logical_map(cpu_addr)),
                   "a" (order_code) : "cc" , "memory");
         return ccode;
 }
@@ -98,7 +106,7 @@ signal_processor_p(__u32 parameter, __u16 cpu_addr, sigp_order_code order_code)
                 "       ipm     %0\n"
                 "       srl     %0,28\n"
                 : "=d" (ccode)
-                : "d" (reg1), "d" (__cpu_logical_map[cpu_addr]),
+                : "d" (reg1), "d" (cpu_logical_map(cpu_addr)),
                   "a" (order_code) : "cc" , "memory");
         return ccode;
 }
@@ -118,7 +126,7 @@ signal_processor_ps(__u32 *statusptr, __u32 parameter, __u16 cpu_addr,
                 "       ipm     %0\n"
                 "       srl     %0,28\n"
                 : "=d" (ccode), "+d" (reg1)
-                : "d" (__cpu_logical_map[cpu_addr]), "a" (order_code)
+                : "d" (cpu_logical_map(cpu_addr)), "a" (order_code)
                 : "cc" , "memory");
         *statusptr = reg1;
         return ccode;
diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h
index 07eb61b2fb3..66069e73684 100644
--- a/arch/s390/include/asm/thread_info.h
+++ b/arch/s390/include/asm/thread_info.h
@@ -93,13 +93,12 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_SYSCALL_AUDIT       9       /* syscall auditing active */
 #define TIF_SECCOMP             10      /* secure computing */
 #define TIF_SYSCALL_TRACEPOINT  11      /* syscall tracepoint instrumentation */
-#define TIF_USEDFPU             16      /* FPU was used by this task this quantum (SMP) */
-#define TIF_POLLING_NRFLAG      17      /* true if poll_idle() is polling 
+#define TIF_POLLING_NRFLAG      16      /* true if poll_idle() is polling
                                            TIF_NEED_RESCHED */
-#define TIF_31BIT               18      /* 32bit process */ 
-#define TIF_MEMDIE              19
-#define TIF_RESTORE_SIGMASK     20      /* restore signal mask in do_signal() */
-#define TIF_FREEZE              21      /* thread is freezing for suspend */
+#define TIF_31BIT               17      /* 32bit process */
+#define TIF_MEMDIE              18
+#define TIF_RESTORE_SIGMASK     19      /* restore signal mask in do_signal() */
+#define TIF_FREEZE              20      /* thread is freezing for suspend */
 
 #define _TIF_NOTIFY_RESUME      (1<<TIF_NOTIFY_RESUME)
 #define _TIF_RESTORE_SIGMASK    (1<<TIF_RESTORE_SIGMASK)
@@ -112,7 +111,6 @@ static inline struct thread_info *current_thread_info(void)
 #define _TIF_SYSCALL_AUDIT      (1<<TIF_SYSCALL_AUDIT)
 #define _TIF_SECCOMP            (1<<TIF_SECCOMP)
 #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT)
-#define _TIF_USEDFPU            (1<<TIF_USEDFPU)
 #define _TIF_POLLING_NRFLAG     (1<<TIF_POLLING_NRFLAG)
 #define _TIF_31BIT              (1<<TIF_31BIT)
 #define _TIF_FREEZE             (1<<TIF_FREEZE)
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 192a7203a14..6e9f049fa82 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -269,8 +269,7 @@
 #define __NR_pwritev            329
 #define __NR_rt_tgsigqueueinfo  330
 #define __NR_perf_event_open    331
-#define __NR_recvmmsg           332
-#define NR_syscalls 333
+#define NR_syscalls 332
 
 /* 
  * There are some system calls that are not present on 64 bit, some
@@ -377,6 +376,9 @@
 #define __IGNORE_migrate_pages
 #define __IGNORE_move_pages
 
+/* Ignore system calls that are also reachable via sys_socket */
+#define __IGNORE_recvmmsg
+
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
 #define __ARCH_WANT_SYS_ALARM
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index 22c9e557bb2..11c3aba664e 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -616,44 +616,35 @@ asmlinkage long sys32_fstatat64(unsigned int dfd, char __user *filename,
  */
 
 struct mmap_arg_struct_emu31 {
-        u32     addr;
-        u32     len;
-        u32     prot;
-        u32     flags;
-        u32     fd;
-        u32     offset;
+        compat_ulong_t addr;
+        compat_ulong_t len;
+        compat_ulong_t prot;
+        compat_ulong_t flags;
+        compat_ulong_t fd;
+        compat_ulong_t offset;
 };
 
-asmlinkage unsigned long
-old32_mmap(struct mmap_arg_struct_emu31 __user *arg)
+asmlinkage unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg)
 {
         struct mmap_arg_struct_emu31 a;
-        int error = -EFAULT;
 
         if (copy_from_user(&a, arg, sizeof(a)))
-                goto out;
-
-        error = -EINVAL;
+                return -EFAULT;
         if (a.offset & ~PAGE_MASK)
-                goto out;
-
-        error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,
-                               a.offset >> PAGE_SHIFT);
-out:
-        return error;
+                return -EINVAL;
+        a.addr = (unsigned long) compat_ptr(a.addr);
+        return sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,
+                              a.offset >> PAGE_SHIFT);
 }
 
-asmlinkage long 
-sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg)
+asmlinkage long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg)
 {
         struct mmap_arg_struct_emu31 a;
-        int error = -EFAULT;
 
         if (copy_from_user(&a, arg, sizeof(a)))
-                goto out;
-        error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, a.offset);
-out:
-        return error;
+                return -EFAULT;
+        a.addr = (unsigned long) compat_ptr(a.addr);
+        return sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, a.offset);
 }
 
 asmlinkage long sys32_read(unsigned int fd, char __user * buf, size_t count)
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index faeaccc7d7d..30de2d0e52b 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1853,12 +1853,3 @@ sys32_execve_wrapper:
         llgtr   %r3,%r3                 # compat_uptr_t *
         llgtr   %r4,%r4                 # compat_uptr_t *
         jg      sys32_execve            # branch to system call
-
-        .globl  compat_sys_recvmmsg_wrapper
-compat_sys_recvmmsg_wrapper:
-        lgfr    %r2,%r2                 # int
-        llgtr   %r3,%r3                 # struct compat_mmsghdr *
-        llgfr   %r4,%r4                 # unsigned int
-        llgfr   %r5,%r5                 # unsigned int
-        llgtr   %r6,%r6                 # struct compat_timespec *
-        jg      compat_sys_recvmmsg
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 5417eb57271..00b6d1d292f 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -153,8 +153,6 @@ void exit_thread(void)
 
 void flush_thread(void)
 {
-        clear_used_math();
-        clear_tsk_thread_flag(current, TIF_USEDFPU);
 }
 
 void release_thread(struct task_struct *dead_task)
@@ -217,6 +215,7 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
         p->thread.mm_segment = get_fs();
         /* Don't copy debug registers */
         memset(&p->thread.per_info, 0, sizeof(p->thread.per_info));
+        clear_tsk_thread_flag(p, TIF_SINGLE_STEP);
         /* Initialize per thread user and system timer values */
         ti = task_thread_info(p);
         ti->user_timer = 0;
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 13815d39f7d..7cf46423441 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -65,6 +65,7 @@ FixPerRegisters(struct task_struct *task)
 {
         struct pt_regs *regs;
         per_struct *per_info;
+        per_cr_words cr_words;
 
         regs = task_pt_regs(task);
         per_info = (per_struct *) &task->thread.per_info;
@@ -98,6 +99,13 @@ FixPerRegisters(struct task_struct *task)
                 per_info->control_regs.bits.storage_alt_space_ctl = 1;
         else
                 per_info->control_regs.bits.storage_alt_space_ctl = 0;
+
+        if (task == current) {
+                __ctl_store(cr_words, 9, 11);
+                if (memcmp(&cr_words, &per_info->control_regs.words,
+                           sizeof(cr_words)) != 0)
+                        __ctl_load(per_info->control_regs.words, 9, 11);
+        }
 }
 
 void user_enable_single_step(struct task_struct *task)
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 0663287fa1b..8d8957b38ab 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -87,7 +87,6 @@ unsigned long elf_hwcap = 0;
 char elf_platform[ELF_PLATFORM_SIZE];
 
 struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS];
-volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
 
 int __initdata memory_end_set;
 unsigned long __initdata memory_end;
@@ -124,12 +123,6 @@ void __cpuinit cpu_init(void)
          */
         get_cpu_id(&S390_lowcore.cpu_id);
 
-        /*
-         * Force FPU initialization:
-         */
-        clear_thread_flag(TIF_USEDFPU);
-        clear_used_math();
-
         atomic_inc(&init_mm.mm_count);
         current->active_mm = &init_mm;
         BUG_ON(current->mm);
@@ -855,7 +848,6 @@ setup_arch(char **cmdline_p)
         setup_lowcore();
 
         cpu_init();
-        __cpu_logical_map[0] = stap();
         s390_init_cpu_topology();
 
         /*
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 6b4fef877f9..1675c48b914 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -500,18 +500,10 @@ void do_signal(struct pt_regs *regs)
                                 clear_thread_flag(TIF_RESTORE_SIGMASK);
 
                         /*
-                         * If we would have taken a single-step trap
-                         * for a normal instruction, act like we took
-                         * one for the handler setup.
-                         */
-                        if (current->thread.per_info.single_step)
-                                set_thread_flag(TIF_SINGLE_STEP);
-
-                        /*
                          * Let tracing know that we've done the handler setup.
                          */
                         tracehook_signal_handler(signr, &info, &ka, regs,
-                                         test_thread_flag(TIF_SINGLE_STEP));
+                                        current->thread.per_info.single_step);
                 }
                 return;
         }
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 93e52039321..76a6fdd46c4 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -52,6 +52,9 @@
 #include <asm/cpu.h>
 #include "entry.h"
 
+/* logical cpu to cpu address */
+int __cpu_logical_map[NR_CPUS];
+
 static struct task_struct *current_set[NR_CPUS];
 
 static u8 smp_cpu_type;
@@ -717,6 +720,12 @@ void __init smp_cpus_done(unsigned int max_cpus)
 {
 }
 
+void __init smp_setup_processor_id(void)
+{
+        S390_lowcore.cpu_nr = 0;
+        __cpu_logical_map[0] = stap();
+}
+
 /*
  * the frequency of the profiling timer can be changed
  * by writing a multiplier value into /proc/profile.
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index 4f292c93687..30eca070d42 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -340,4 +340,3 @@ SYSCALL(sys_preadv,sys_preadv,compat_sys_preadv_wrapper)
 SYSCALL(sys_pwritev,sys_pwritev,compat_sys_pwritev_wrapper)
 SYSCALL(sys_rt_tgsigqueueinfo,sys_rt_tgsigqueueinfo,compat_sys_rt_tgsigqueueinfo_wrapper) /* 330 */
 SYSCALL(sys_perf_event_open,sys_perf_event_open,sys_perf_event_open_wrapper)
-SYSCALL(sys_recvmmsg,sys_recvmmsg,compat_sys_recvmmsg_wrapper)
diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index 3c72c9cf22b..14ef6f05e43 100644
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -114,7 +114,7 @@ static void add_cpus_to_core(struct tl_cpu *tl_cpu, struct core_info *core)
 
                 rcpu = CPU_BITS - 1 - cpu + tl_cpu->origin;
                 for_each_present_cpu(lcpu) {
-                        if (__cpu_logical_map[lcpu] == rcpu) {
+                        if (cpu_logical_map(lcpu) == rcpu) {
                                 cpu_set(lcpu, core->mask);
                                 smp_cpu_polarization[lcpu] = tl_cpu->pp;
                         }
diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c
index 10754a37566..cff327f109a 100644
--- a/arch/s390/lib/spinlock.c
+++ b/arch/s390/lib/spinlock.c
@@ -34,7 +34,7 @@ static inline void _raw_yield_cpu(int cpu)
 {
         if (MACHINE_HAS_DIAG9C)
                 asm volatile("diag %0,0,0x9c"
-                             : : "d" (__cpu_logical_map[cpu]));
+                             : : "d" (cpu_logical_map(cpu)));
         else
                 _raw_yield();
 }
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index f4558ccf02b..869efbaed3e 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -40,7 +40,7 @@
 
 static inline unsigned long mmap_base(void)
 {
-        unsigned long gap = current->signal->rlim[RLIMIT_STACK].rlim_cur;
+        unsigned long gap = rlimit(RLIMIT_STACK);
 
         if (gap < MIN_GAP)
                 gap = MIN_GAP;
@@ -61,7 +61,7 @@ static inline int mmap_is_legacy(void)
 #endif
         return sysctl_legacy_va_layout ||
             (current->personality & ADDR_COMPAT_LAYOUT) ||
-            current->signal->rlim[RLIMIT_STACK].rlim_cur == RLIM_INFINITY;
+            rlimit(RLIMIT_STACK) == RLIM_INFINITY;
 }
 
 #ifndef CONFIG_64BIT
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index a6b223332d1..a49cce16e78 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -351,6 +351,10 @@ static struct i2c_board_info i2c1_devices[] = {
         {
                 I2C_BOARD_INFO("r2025sd", 0x32),
         },
+        {
+                I2C_BOARD_INFO("lis3lv02d", 0x1c),
+                .irq = 33,
+        }
 };
 
 /* KEYSC */
@@ -1113,6 +1117,10 @@ static int __init arch_setup(void)
         gpio_direction_output(GPIO_PTU0, 0);
         mdelay(20);
 
+        /* enable motion sensor */
+        gpio_request(GPIO_FN_INTC_IRQ1, NULL);
+        gpio_direction_input(GPIO_FN_INTC_IRQ1);
+
         /* enable I2C device */
         i2c_register_board_info(0, i2c0_devices,
                                 ARRAY_SIZE(i2c0_devices));
diff --git a/arch/sh/tools/Makefile b/arch/sh/tools/Makefile
index 558a56bcc7c..2082af1f3fe 100644
--- a/arch/sh/tools/Makefile
+++ b/arch/sh/tools/Makefile
@@ -13,4 +13,4 @@
 include/generated/machtypes.h: $(src)/gen-mach-types $(src)/mach-types
         @echo '  Generating $@'
         $(Q)mkdir -p $(dir $@)
-        $(Q)$(AWK) -f $^ > $@ || { rm -f $@; /bin/false; }
+        $(Q)LC_ALL=C $(AWK) -f $^ > $@ || { rm -f $@; /bin/false; }
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index 51069245b79..3b3c36601a7 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -125,50 +125,36 @@ void mconsole_log(struct mc_request *req)
 void mconsole_proc(struct mc_request *req)
 {
         struct nameidata nd;
-        struct file_system_type *proc;
-        struct super_block *super;
+        struct vfsmount *mnt = current->nsproxy->pid_ns->proc_mnt;
         struct file *file;
         int n, err;
         char *ptr = req->request.data, *buf;
+        mm_segment_t old_fs = get_fs();
 
         ptr += strlen("proc");
         ptr = skip_spaces(ptr);
 
-        proc = get_fs_type("proc");
-        if (proc == NULL) {
-                mconsole_reply(req, "procfs not registered", 1, 0);
+        err = vfs_path_lookup(mnt->mnt_root, mnt, ptr, LOOKUP_FOLLOW, &nd);
+        if (err) {
+                mconsole_reply(req, "Failed to look up file", 1, 0);
                 goto out;
         }
 
-        super = (*proc->get_sb)(proc, 0, NULL, NULL);
-        put_filesystem(proc);
-        if (super == NULL) {
-                mconsole_reply(req, "Failed to get procfs superblock", 1, 0);
+        err = may_open(&nd.path, MAY_READ, FMODE_READ);
+        if (result) {
+                mconsole_reply(req, "Failed to open file", 1, 0);
+                path_put(&nd.path);
                 goto out;
         }
-        up_write(&super->s_umount);
-
-        nd.path.dentry = super->s_root;
-        nd.path.mnt = NULL;
-        nd.flags = O_RDONLY + 1;
-        nd.last_type = LAST_ROOT;
-
-        /* START: it was experienced that the stability problems are closed
-         * if commenting out these two calls + the below read cycle. To
-         * make UML crash again, it was enough to readd either one.*/
-        err = link_path_walk(ptr, &nd);
-        if (err) {
-                mconsole_reply(req, "Failed to look up file", 1, 0);
-                goto out_kill;
-        }
 
         file = dentry_open(nd.path.dentry, nd.path.mnt, O_RDONLY,
                            current_cred());
+        err = PTR_ERR(file);
         if (IS_ERR(file)) {
                 mconsole_reply(req, "Failed to open file", 1, 0);
-                goto out_kill;
+                path_put(&nd.path);
+                goto out;
         }
-        /*END*/
 
         buf = kmalloc(PAGE_SIZE, GFP_KERNEL);
         if (buf == NULL) {
@@ -176,10 +162,13 @@ void mconsole_proc(struct mc_request *req)
                 goto out_fput;
         }
 
-        if ((file->f_op != NULL) && (file->f_op->read != NULL)) {
+        if (file->f_op->read) {
                 do {
-                        n = (*file->f_op->read)(file, buf, PAGE_SIZE - 1,
-                                                &file->f_pos);
+                        loff_t pos;
+                        set_fs(KERNEL_DS);
+                        n = vfs_read(file, buf, PAGE_SIZE - 1, &pos);
+                        file_pos_write(file, pos);
+                        set_fs(old_fs);
                         if (n >= 0) {
                                 buf[n] = '\0';
                                 mconsole_reply(req, buf, 0, (n > 0));
@@ -197,8 +186,6 @@ void mconsole_proc(struct mc_request *req)
         kfree(buf);
  out_fput:
         fput(file);
- out_kill:
-        deactivate_super(super);
  out: ;
 }
 #endif
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 858baa061cf..6c3fdd631ed 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -108,10 +108,11 @@ struct mce_log {
 #define K8_MCE_THRESHOLD_BANK_5    (MCE_THRESHOLD_BASE + 5 * 9)
 #define K8_MCE_THRESHOLD_DRAM_ECC  (MCE_THRESHOLD_BANK_4 + 0)
 
-extern struct atomic_notifier_head x86_mce_decoder_chain;
 
 #ifdef __KERNEL__
 
+extern struct atomic_notifier_head x86_mce_decoder_chain;
+
 #include <linux/percpu.h>
 #include <linux/init.h>
 #include <asm/atomic.h>
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index bc54fa965af..40be813fefb 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -495,5 +495,17 @@ static inline void uv_hub_send_ipi(int pnode, int apicid, int vector)
         uv_write_global_mmr64(pnode, UVH_IPI_INT, val);
 }
 
+/*
+ * Get the minimum revision number of the hub chips within the partition.
+ *     1 - initial rev 1.0 silicon
+ *     2 - rev 2.0 production silicon
+ */
+static inline int uv_get_min_hub_revision_id(void)
+{
+        extern int uv_min_hub_revision_id;
+
+        return uv_min_hub_revision_id;
+}
+
 #endif /* CONFIG_X86_64 */
 #endif /* _ASM_X86_UV_UV_HUB_H */
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index 3704997e8b2..f147a95fd84 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -31,6 +31,7 @@
 #include <asm/x86_init.h>
 
 int gart_iommu_aperture;
+EXPORT_SYMBOL_GPL(gart_iommu_aperture);
 int gart_iommu_aperture_disabled __initdata;
 int gart_iommu_aperture_allowed __initdata;
 
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 5f92494dab6..21db3cbea7d 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -36,6 +36,8 @@ DEFINE_PER_CPU(int, x2apic_extra_bits);
 
 static enum uv_system_type uv_system_type;
 static u64 gru_start_paddr, gru_end_paddr;
+int uv_min_hub_revision_id;
+EXPORT_SYMBOL_GPL(uv_min_hub_revision_id);
 
 static inline bool is_GRU_range(u64 start, u64 end)
 {
@@ -55,12 +57,19 @@ static int early_get_nodeid(void)
         mmr = early_ioremap(UV_LOCAL_MMR_BASE | UVH_NODE_ID, sizeof(*mmr));
         node_id.v = *mmr;
         early_iounmap(mmr, sizeof(*mmr));
+
+        /* Currently, all blades have same revision number */
+        uv_min_hub_revision_id = node_id.s.revision;
+
         return node_id.s.node_id;
 }
 
 static int __init uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
 {
+        int nodeid;
+
         if (!strcmp(oem_id, "SGI")) {
+                nodeid = early_get_nodeid();
                 x86_platform.is_untracked_pat_range =  uv_is_untracked_pat_range;
                 if (!strcmp(oem_table_id, "UVL"))
                         uv_system_type = UV_LEGACY_APIC;
@@ -68,7 +77,7 @@ static int __init uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
                         uv_system_type = UV_X2APIC;
                 else if (!strcmp(oem_table_id, "UVH")) {
                         __get_cpu_var(x2apic_extra_bits) =
-                                early_get_nodeid() << (UV_APIC_PNODE_SHIFT - 1);
+                                nodeid << (UV_APIC_PNODE_SHIFT - 1);
                         uv_system_type = UV_NON_UNIQUE_APIC;
                         return 1;
                 }
@@ -374,13 +383,13 @@ static __init void get_lowmem_redirect(unsigned long *base, unsigned long *size)
 
 enum map_type {map_wb, map_uc};
 
-static __init void map_high(char *id, unsigned long base, int shift,
-                            int max_pnode, enum map_type map_type)
+static __init void map_high(char *id, unsigned long base, int pshift,
+                        int bshift, int max_pnode, enum map_type map_type)
 {
         unsigned long bytes, paddr;
 
-        paddr = base << shift;
-        bytes = (1UL << shift) * (max_pnode + 1);
+        paddr = base << pshift;
+        bytes = (1UL << bshift) * (max_pnode + 1);
         printk(KERN_INFO "UV: Map %s_HI 0x%lx - 0x%lx\n", id, paddr,
                                                 paddr + bytes);
         if (map_type == map_uc)
@@ -396,7 +405,7 @@ static __init void map_gru_high(int max_pnode)
 
         gru.v = uv_read_local_mmr(UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR);
         if (gru.s.enable) {
-                map_high("GRU", gru.s.base, shift, max_pnode, map_wb);
+                map_high("GRU", gru.s.base, shift, shift, max_pnode, map_wb);
                 gru_start_paddr = ((u64)gru.s.base << shift);
                 gru_end_paddr = gru_start_paddr + (1UL << shift) * (max_pnode + 1);
 
@@ -410,7 +419,7 @@ static __init void map_mmr_high(int max_pnode)
 
         mmr.v = uv_read_local_mmr(UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR);
         if (mmr.s.enable)
-                map_high("MMR", mmr.s.base, shift, max_pnode, map_uc);
+                map_high("MMR", mmr.s.base, shift, shift, max_pnode, map_uc);
 }
 
 static __init void map_mmioh_high(int max_pnode)
@@ -420,7 +429,8 @@ static __init void map_mmioh_high(int max_pnode)
 
         mmioh.v = uv_read_local_mmr(UVH_RH_GAM_MMIOH_OVERLAY_CONFIG_MMR);
         if (mmioh.s.enable)
-                map_high("MMIOH", mmioh.s.base, shift, max_pnode, map_uc);
+                map_high("MMIOH", mmioh.s.base, shift, mmioh.s.m_io,
+                        max_pnode, map_uc);
 }
 
 static __init void map_low_mmrs(void)
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index c56bc287303..6d817554780 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -123,13 +123,15 @@ print_context_stack_bp(struct thread_info *tinfo,
         while (valid_stack_ptr(tinfo, ret_addr, sizeof(*ret_addr), end)) {
                 unsigned long addr = *ret_addr;
 
-                if (__kernel_text_address(addr)) {
-                        ops->address(data, addr, 1);
-                        frame = frame->next_frame;
-                        ret_addr = &frame->return_address;
-                        print_ftrace_graph_addr(addr, data, ops, tinfo, graph);
-                }
+                if (!__kernel_text_address(addr))
+                        break;
+
+                ops->address(data, addr, 1);
+                frame = frame->next_frame;
+                ret_addr = &frame->return_address;
+                print_ftrace_graph_addr(addr, data, ops, tinfo, graph);
         }
+
         return (unsigned long)frame;
 }
 EXPORT_SYMBOL_GPL(print_context_stack_bp);
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index c6ee241c8a9..02c3ee013cc 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -288,6 +288,8 @@ int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
         regs.es = __USER_DS;
         regs.fs = __KERNEL_PERCPU;
         regs.gs = __KERNEL_STACK_CANARY;
+#else
+        regs.ss = __KERNEL_DS;
 #endif
 
         regs.orig_ax = -1;
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 2b26dd5930c..36daccb6864 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1151,9 +1151,13 @@ asmlinkage void __init xen_start_kernel(void)
 
         /* keep using Xen gdt for now; no urgent need to change it */
 
+#ifdef CONFIG_X86_32
         pv_info.kernel_rpl = 1;
         if (xen_feature(XENFEAT_supervisor_mode_kernel))
                 pv_info.kernel_rpl = 0;
+#else
+        pv_info.kernel_rpl = 0;
+#endif
 
         /* set the limit of our address space */
         xen_reserve_top();