14 files changed, 319 insertions, 149 deletions

diff --git a/arch/powerpc/configs/ps3_defconfig b/arch/powerpc/configs/ps3_defconfig
index b6eee7c93cdd..ac14f5245d2a 100644
--- a/arch/powerpc/configs/ps3_defconfig
+++ b/arch/powerpc/configs/ps3_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.27-rc3
-# Wed Aug 20 08:16:53 2008
+# Linux kernel version: 2.6.29-rc8
+# Fri Mar 13 09:28:45 2009
 #
 CONFIG_PPC64=y
 
@@ -16,13 +16,14 @@ CONFIG_PPC_FPU=y
 CONFIG_ALTIVEC=y
 # CONFIG_VSX is not set
 CONFIG_PPC_STD_MMU=y
+CONFIG_PPC_STD_MMU_64=y
 CONFIG_PPC_MM_SLICES=y
 CONFIG_VIRT_CPU_ACCOUNTING=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=2
 CONFIG_64BIT=y
 CONFIG_WORD_SIZE=64
-CONFIG_PPC_MERGE=y
+CONFIG_ARCH_PHYS_ADDR_T_64BIT=y
 CONFIG_MMU=y
 CONFIG_GENERIC_CMOS_UPDATE=y
 CONFIG_GENERIC_TIME=y
@@ -46,7 +47,7 @@ CONFIG_PPC=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
-CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_SCHED_OMIT_FRAME_POINTER=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_PPC_OF=y
 CONFIG_OF=y
@@ -74,10 +75,19 @@ CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
 # CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+CONFIG_CLASSIC_RCU=y
+# CONFIG_TREE_RCU is not set
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
-# CONFIG_CGROUPS is not set
 # CONFIG_GROUP_SCHED is not set
+# CONFIG_CGROUPS is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_RELAY is not set
@@ -86,11 +96,13 @@ CONFIG_NAMESPACES=y
 # CONFIG_IPC_NS is not set
 # CONFIG_USER_NS is not set
 # CONFIG_PID_NS is not set
+# CONFIG_NET_NS is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
-# CONFIG_EMBEDDED is not set
+CONFIG_ANON_INODES=y
+CONFIG_EMBEDDED=y
 CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
@@ -99,37 +111,36 @@ CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
-# CONFIG_COMPAT_BRK is not set
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
-CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
+CONFIG_AIO=y
 CONFIG_VM_EVENT_COUNTERS=y
+# CONFIG_COMPAT_BRK is not set
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
+CONFIG_TRACEPOINTS=y
+CONFIG_MARKERS=y
 CONFIG_OPROFILE=m
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
+CONFIG_HAVE_SYSCALL_WRAPPERS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
-# CONFIG_HAVE_CLK is not set
-CONFIG_PROC_PAGE_MONITOR=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
-# CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 CONFIG_MODULES=y
 # CONFIG_MODULE_FORCE_LOAD is not set
@@ -137,7 +148,6 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_FORCE_UNLOAD is not set
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
-CONFIG_KMOD=y
 CONFIG_STOP_MACHINE=y
 CONFIG_BLOCK=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
@@ -157,7 +167,7 @@ CONFIG_DEFAULT_AS=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="anticipatory"
-CONFIG_CLASSIC_RCU=y
+# CONFIG_FREEZER is not set
 
 #
 # Platform support
@@ -183,18 +193,20 @@ CONFIG_PS3_STORAGE=y
 CONFIG_PS3_DISK=y
 CONFIG_PS3_ROM=y
 CONFIG_PS3_FLASH=y
-CONFIG_OPROFILE_PS3=y
+CONFIG_PS3_VRAM=m
 CONFIG_PS3_LPM=m
 CONFIG_PPC_CELL=y
 # CONFIG_PPC_CELL_NATIVE is not set
 # CONFIG_PPC_IBM_CELL_BLADE is not set
 # CONFIG_PPC_CELLEB is not set
+# CONFIG_PPC_CELL_QPACE is not set
 
 #
 # Cell Broadband Engine options
 #
 CONFIG_SPU_FS=y
 CONFIG_SPU_FS_64K_LS=y
+# CONFIG_SPU_TRACE is not set
 CONFIG_SPU_BASE=y
 # CONFIG_PQ2ADS is not set
 # CONFIG_IPIC is not set
@@ -210,6 +222,7 @@ CONFIG_SPU_BASE=y
 # CONFIG_GENERIC_IOMAP is not set
 # CONFIG_CPU_FREQ is not set
 # CONFIG_FSL_ULI1575 is not set
+# CONFIG_SIMPLE_GPIO is not set
 
 #
 # Kernel options
@@ -229,6 +242,8 @@ CONFIG_PREEMPT_NONE=y
 # CONFIG_PREEMPT is not set
 CONFIG_BINFMT_ELF=y
 CONFIG_COMPAT_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+# CONFIG_HAVE_AOUT is not set
 CONFIG_BINFMT_MISC=y
 CONFIG_HUGETLB_PAGE_SIZE_VARIABLE=y
 # CONFIG_IOMMU_VMERGE is not set
@@ -251,7 +266,6 @@ CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_SPARSEMEM_MANUAL=y
 CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
-# CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPARSEMEM_EXTREME=y
 CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
 # CONFIG_SPARSEMEM_VMEMMAP is not set
@@ -261,11 +275,14 @@ CONFIG_MEMORY_HOTPLUG_SPARSE=y
 CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
-CONFIG_RESOURCES_64BIT=y
+CONFIG_PHYS_ADDR_T_64BIT=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
+CONFIG_UNEVICTABLE_LRU=y
 CONFIG_ARCH_MEMORY_PROBE=y
 CONFIG_PPC_HAS_HASH_64K=y
+CONFIG_PPC_4K_PAGES=y
+# CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
 CONFIG_FORCE_MAX_ZONEORDER=13
 CONFIG_SCHED_SMT=y
@@ -299,6 +316,7 @@ CONFIG_NET=y
 #
 # Networking options
 #
+CONFIG_COMPAT_NET_DEV_OPS=y
 CONFIG_PACKET=y
 CONFIG_PACKET_MMAP=y
 CONFIG_UNIX=y
@@ -361,6 +379,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
+# CONFIG_NET_DSA is not set
 # CONFIG_VLAN_8021Q is not set
 # CONFIG_DECNET is not set
 # CONFIG_LLC2 is not set
@@ -371,6 +390,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_NET_SCHED is not set
+# CONFIG_DCB is not set
 
 #
 # Network testing
@@ -392,39 +412,37 @@ CONFIG_BT_HIDP=m
 #
 # Bluetooth device drivers
 #
-CONFIG_BT_HCIUSB=m
-CONFIG_BT_HCIUSB_SCO=y
+CONFIG_BT_HCIBTUSB=m
 # CONFIG_BT_HCIUART is not set
 # CONFIG_BT_HCIBCM203X is not set
 # CONFIG_BT_HCIBPA10X is not set
 # CONFIG_BT_HCIBFUSB is not set
 # CONFIG_BT_HCIVHCI is not set
 # CONFIG_AF_RXRPC is not set
-
-#
-# Wireless
-#
+# CONFIG_PHONET is not set
+CONFIG_WIRELESS=y
 CONFIG_CFG80211=m
+# CONFIG_CFG80211_REG_DEBUG is not set
 CONFIG_NL80211=y
+# CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 # CONFIG_WIRELESS_EXT_SYSFS is not set
+# CONFIG_LIB80211 is not set
 CONFIG_MAC80211=m
 
 #
 # Rate control algorithm selection
 #
 CONFIG_MAC80211_RC_PID=y
+# CONFIG_MAC80211_RC_MINSTREL is not set
 CONFIG_MAC80211_RC_DEFAULT_PID=y
+# CONFIG_MAC80211_RC_DEFAULT_MINSTREL is not set
 CONFIG_MAC80211_RC_DEFAULT="pid"
 # CONFIG_MAC80211_MESH is not set
 # CONFIG_MAC80211_LEDS is not set
 # CONFIG_MAC80211_DEBUGFS is not set
 # CONFIG_MAC80211_DEBUG_MENU is not set
-CONFIG_IEEE80211=m
-# CONFIG_IEEE80211_DEBUG is not set
-CONFIG_IEEE80211_CRYPT_WEP=m
-CONFIG_IEEE80211_CRYPT_CCMP=m
-CONFIG_IEEE80211_CRYPT_TKIP=m
+# CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
 
@@ -450,6 +468,7 @@ CONFIG_MTD_DEBUG=y
 CONFIG_MTD_DEBUG_VERBOSE=0
 # CONFIG_MTD_CONCAT is not set
 # CONFIG_MTD_PARTITIONS is not set
+# CONFIG_MTD_TESTS is not set
 
 #
 # User Modules And Translation Layers
@@ -494,7 +513,6 @@ CONFIG_MTD_CFI_I2=y
 #
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
-CONFIG_MTD_PS3VRAM=y
 # CONFIG_MTD_MTDRAM is not set
 # CONFIG_MTD_BLOCK2MTD is not set
 
@@ -508,6 +526,11 @@ CONFIG_MTD_PS3VRAM=y
 # CONFIG_MTD_ONENAND is not set
 
 #
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+
+#
 # UBI - Unsorted block images
 #
 # CONFIG_MTD_UBI is not set
@@ -528,8 +551,13 @@ CONFIG_BLK_DEV_RAM_SIZE=65535
 # CONFIG_ATA_OVER_ETH is not set
 # CONFIG_BLK_DEV_HD is not set
 CONFIG_MISC_DEVICES=y
-# CONFIG_EEPROM_93CX6 is not set
 # CONFIG_ENCLOSURE_SERVICES is not set
+# CONFIG_C2PORT is not set
+
+#
+# EEPROM support
+#
+# CONFIG_EEPROM_93CX6 is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
@@ -575,7 +603,17 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_LOWLEVEL is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_ATA is not set
-# CONFIG_MD is not set
+CONFIG_MD=y
+# CONFIG_BLK_DEV_MD is not set
+CONFIG_BLK_DEV_DM=m
+# CONFIG_DM_DEBUG is not set
+# CONFIG_DM_CRYPT is not set
+# CONFIG_DM_SNAPSHOT is not set
+# CONFIG_DM_MIRROR is not set
+# CONFIG_DM_ZERO is not set
+# CONFIG_DM_MULTIPATH is not set
+# CONFIG_DM_DELAY is not set
+# CONFIG_DM_UEVENT is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
 # CONFIG_DUMMY is not set
@@ -591,6 +629,9 @@ CONFIG_MII=m
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
 # CONFIG_IBM_NEW_EMAC_EMAC4 is not set
+# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
+# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
+# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_GELIC_NET=y
@@ -604,6 +645,7 @@ CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE=y
 # CONFIG_WLAN_PRE80211 is not set
 CONFIG_WLAN_80211=y
 # CONFIG_LIBERTAS is not set
+# CONFIG_LIBERTAS_THINFIRM is not set
 # CONFIG_USB_ZD1201 is not set
 # CONFIG_USB_NET_RNDIS_WLAN is not set
 # CONFIG_RTL8187 is not set
@@ -615,13 +657,11 @@ CONFIG_WLAN_80211=y
 # CONFIG_B43LEGACY is not set
 CONFIG_ZD1211RW=m
 # CONFIG_ZD1211RW_DEBUG is not set
-CONFIG_RT2X00=m
-CONFIG_RT2X00_LIB=m
-CONFIG_RT2X00_LIB_USB=m
-CONFIG_RT2X00_LIB_FIRMWARE=y
-# CONFIG_RT2500USB is not set
-CONFIG_RT73USB=m
-# CONFIG_RT2X00_DEBUG is not set
+# CONFIG_RT2X00 is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
 
 #
 # USB Network Adapters
@@ -634,6 +674,7 @@ CONFIG_USB_USBNET=m
 CONFIG_USB_NET_AX8817X=m
 # CONFIG_USB_NET_CDCETHER is not set
 # CONFIG_USB_NET_DM9601 is not set
+# CONFIG_USB_NET_SMSC95XX is not set
 # CONFIG_USB_NET_GL620A is not set
 # CONFIG_USB_NET_NET1080 is not set
 # CONFIG_USB_NET_PLUSB is not set
@@ -664,7 +705,7 @@ CONFIG_SLHC=m
 # Input device support
 #
 CONFIG_INPUT=y
-# CONFIG_INPUT_FF_MEMLESS is not set
+CONFIG_INPUT_FF_MEMLESS=m
 # CONFIG_INPUT_POLLDEV is not set
 
 #
@@ -735,8 +776,10 @@ CONFIG_DEVKMEM=y
 # Non-8250 serial port support
 #
 CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=16
+# CONFIG_HVC_UDBG is not set
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 # CONFIG_R3964 is not set
@@ -753,11 +796,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_THERMAL is not set
 # CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
 
 #
 # Sonics Silicon Backplane
 #
-CONFIG_SSB_POSSIBLE=y
 # CONFIG_SSB is not set
 
 #
@@ -767,6 +810,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_SM501 is not set
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
+# CONFIG_REGULATOR is not set
 
 #
 # Multimedia devices
@@ -792,6 +836,7 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 CONFIG_FB=y
 # CONFIG_FIRMWARE_EDID is not set
 # CONFIG_FB_DDC is not set
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
 # CONFIG_FB_CFB_FILLRECT is not set
 # CONFIG_FB_CFB_COPYAREA is not set
 # CONFIG_FB_CFB_IMAGEBLIT is not set
@@ -817,6 +862,8 @@ CONFIG_FB_SYS_FOPS=y
 CONFIG_FB_PS3=y
 CONFIG_FB_PS3_DEFAULT_SIZE_M=9
 # CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
 # CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 
 #
@@ -841,6 +888,7 @@ CONFIG_FB_LOGO_EXTRA=y
 # CONFIG_LOGO_LINUX_VGA16 is not set
 CONFIG_LOGO_LINUX_CLUT224=y
 CONFIG_SOUND=m
+# CONFIG_SOUND_OSS_CORE is not set
 CONFIG_SND=m
 CONFIG_SND_TIMER=m
 CONFIG_SND_PCM=m
@@ -849,6 +897,7 @@ CONFIG_SND_RAWMIDI=m
 # CONFIG_SND_SEQUENCER is not set
 # CONFIG_SND_MIXER_OSS is not set
 # CONFIG_SND_PCM_OSS is not set
+# CONFIG_SND_HRTIMER is not set
 # CONFIG_SND_DYNAMIC_MINORS is not set
 CONFIG_SND_SUPPORT_OLD_API=y
 CONFIG_SND_VERBOSE_PROCFS=y
@@ -873,15 +922,40 @@ CONFIG_HIDRAW=y
 # USB Input Devices
 #
 CONFIG_USB_HID=m
-# CONFIG_USB_HIDINPUT_POWERBOOK is not set
-# CONFIG_HID_FF is not set
-# CONFIG_USB_HIDDEV is not set
+# CONFIG_HID_PID is not set
+CONFIG_USB_HIDDEV=y
 
 #
 # USB HID Boot Protocol drivers
 #
 # CONFIG_USB_KBD is not set
 # CONFIG_USB_MOUSE is not set
+
+#
+# Special HID drivers
+#
+# CONFIG_HID_COMPAT is not set
+# CONFIG_HID_A4TECH is not set
+# CONFIG_HID_APPLE is not set
+# CONFIG_HID_BELKIN is not set
+# CONFIG_HID_CHERRY is not set
+# CONFIG_HID_CHICONY is not set
+# CONFIG_HID_CYPRESS is not set
+# CONFIG_HID_EZKEY is not set
+# CONFIG_HID_GYRATION is not set
+# CONFIG_HID_LOGITECH is not set
+# CONFIG_HID_MICROSOFT is not set
+# CONFIG_HID_MONTEREY is not set
+# CONFIG_HID_NTRIG is not set
+# CONFIG_HID_PANTHERLORD is not set
+# CONFIG_HID_PETALYNX is not set
+# CONFIG_HID_SAMSUNG is not set
+# CONFIG_HID_SONY is not set
+# CONFIG_HID_SUNPLUS is not set
+# CONFIG_GREENASIA_FF is not set
+# CONFIG_HID_TOPSEED is not set
+# CONFIG_THRUSTMASTER_FF is not set
+# CONFIG_ZEROPLUS_FF is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
@@ -898,7 +972,11 @@ CONFIG_USB_DEVICEFS=y
 # CONFIG_USB_DYNAMIC_MINORS is not set
 CONFIG_USB_SUSPEND=y
 # CONFIG_USB_OTG is not set
-CONFIG_USB_MON=y
+# CONFIG_USB_OTG_WHITELIST is not set
+# CONFIG_USB_OTG_BLACKLIST_HUB is not set
+CONFIG_USB_MON=m
+# CONFIG_USB_WUSB is not set
+# CONFIG_USB_WUSB_CBAF is not set
 
 #
 # USB Host Controller Drivers
@@ -909,6 +987,7 @@ CONFIG_USB_EHCI_HCD=m
 # CONFIG_USB_EHCI_TT_NEWSCHED is not set
 CONFIG_USB_EHCI_BIG_ENDIAN_MMIO=y
 # CONFIG_USB_EHCI_HCD_PPC_OF is not set
+# CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
 CONFIG_USB_OHCI_HCD=m
@@ -918,6 +997,7 @@ CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
 CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_SL811_HCD is not set
 # CONFIG_USB_R8A66597_HCD is not set
+# CONFIG_USB_HWA_HCD is not set
 
 #
 # Enable Host or Gadget support to see Inventra options
@@ -929,20 +1009,20 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_ACM is not set
 # CONFIG_USB_PRINTER is not set
 # CONFIG_USB_WDM is not set
+# CONFIG_USB_TMC is not set
 
 #
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed;
 #
 
 #
-# may also be needed; see USB_STORAGE Help for more information
+# see USB_STORAGE Help for more information
 #
 CONFIG_USB_STORAGE=m
 # CONFIG_USB_STORAGE_DEBUG is not set
 # CONFIG_USB_STORAGE_DATAFAB is not set
 # CONFIG_USB_STORAGE_FREECOM is not set
 # CONFIG_USB_STORAGE_ISD200 is not set
-# CONFIG_USB_STORAGE_DPCM is not set
 # CONFIG_USB_STORAGE_USBAT is not set
 # CONFIG_USB_STORAGE_SDDR09 is not set
 # CONFIG_USB_STORAGE_SDDR55 is not set
@@ -950,7 +1030,6 @@ CONFIG_USB_STORAGE=m
 # CONFIG_USB_STORAGE_ALAUDA is not set
 # CONFIG_USB_STORAGE_ONETOUCH is not set
 # CONFIG_USB_STORAGE_KARMA is not set
-# CONFIG_USB_STORAGE_SIERRA is not set
 # CONFIG_USB_STORAGE_CYPRESS_ATACB is not set
 # CONFIG_USB_LIBUSUAL is not set
 
@@ -971,6 +1050,7 @@ CONFIG_USB_STORAGE=m
 # CONFIG_USB_EMI62 is not set
 # CONFIG_USB_EMI26 is not set
 # CONFIG_USB_ADUTUX is not set
+# CONFIG_USB_SEVSEG is not set
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
@@ -988,7 +1068,12 @@ CONFIG_USB_STORAGE=m
 # CONFIG_USB_IOWARRIOR is not set
 # CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
+# CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
+
+#
+# OTG and related infrastructure
+#
 # CONFIG_MMC is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -1014,12 +1099,15 @@ CONFIG_RTC_INTF_DEV=y
 # Platform RTC drivers
 #
 # CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1286 is not set
 # CONFIG_RTC_DRV_DS1511 is not set
 # CONFIG_RTC_DRV_DS1553 is not set
 # CONFIG_RTC_DRV_DS1742 is not set
 # CONFIG_RTC_DRV_STK17TA8 is not set
 # CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_M48T35 is not set
 # CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_BQ4802 is not set
 # CONFIG_RTC_DRV_V3020 is not set
 
 #
@@ -1028,6 +1116,7 @@ CONFIG_RTC_INTF_DEV=y
 CONFIG_RTC_DRV_PPC=m
 # CONFIG_DMADEVICES is not set
 # CONFIG_UIO is not set
+# CONFIG_STAGING is not set
 
 #
 # File systems
@@ -1035,26 +1124,35 @@ CONFIG_RTC_DRV_PPC=m
 CONFIG_EXT2_FS=m
 # CONFIG_EXT2_FS_XATTR is not set
 # CONFIG_EXT2_FS_XIP is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT3_FS=m
 CONFIG_EXT3_FS_XATTR=y
 # CONFIG_EXT3_FS_POSIX_ACL is not set
 # CONFIG_EXT3_FS_SECURITY is not set
-# CONFIG_EXT4DEV_FS is not set
-CONFIG_JBD=y
+CONFIG_EXT4_FS=y
+# CONFIG_EXT4DEV_COMPAT is not set
+CONFIG_EXT4_FS_XATTR=y
+# CONFIG_EXT4_FS_POSIX_ACL is not set
+# CONFIG_EXT4_FS_SECURITY is not set
+CONFIG_JBD=m
 # CONFIG_JBD_DEBUG is not set
+CONFIG_JBD2=y
+# CONFIG_JBD2_DEBUG is not set
 CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
+CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
 CONFIG_QUOTA=y
 # CONFIG_QUOTA_NETLINK_INTERFACE is not set
 CONFIG_PRINT_QUOTA_WARNING=y
+CONFIG_QUOTA_TREE=y
 # CONFIG_QFMT_V1 is not set
 CONFIG_QFMT_V2=y
 CONFIG_QUOTACTL=y
@@ -1087,16 +1185,14 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
 CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
 # CONFIG_TMPFS_POSIX_ACL is not set
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 # CONFIG_CONFIGFS_FS is not set
-
-#
-# Miscellaneous filesystems
-#
+CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ADFS_FS is not set
 # CONFIG_AFFS_FS is not set
 # CONFIG_HFS_FS is not set
@@ -1106,6 +1202,7 @@ CONFIG_HUGETLB_PAGE=y
 # CONFIG_EFS_FS is not set
 # CONFIG_JFFS2_FS is not set
 # CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
 # CONFIG_VXFS_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_OMFS_FS is not set
@@ -1126,6 +1223,7 @@ CONFIG_LOCKD_V4=y
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
 CONFIG_SUNRPC_GSS=y
+# CONFIG_SUNRPC_REGISTER_V4 is not set
 CONFIG_RPCSEC_GSS_KRB5=y
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
@@ -1190,9 +1288,9 @@ CONFIG_NLS_ISO8859_1=y
 # Library routines
 #
 CONFIG_BITREVERSE=y
-# CONFIG_GENERIC_FIND_FIRST_BIT is not set
+CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_CRC_CCITT=m
-# CONFIG_CRC16 is not set
+CONFIG_CRC16=y
 CONFIG_CRC_T10DIF=y
 CONFIG_CRC_ITU_T=m
 CONFIG_CRC32=y
@@ -1250,27 +1348,44 @@ CONFIG_DEBUG_WRITECOUNT=y
 CONFIG_DEBUG_MEMORY_INIT=y
 CONFIG_DEBUG_LIST=y
 # CONFIG_DEBUG_SG is not set
-CONFIG_FRAME_POINTER=y
+# CONFIG_DEBUG_NOTIFIERS is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
-CONFIG_HAVE_FTRACE=y
+CONFIG_NOP_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
-# CONFIG_FTRACE is not set
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_RING_BUFFER=y
+CONFIG_TRACING=y
+
+#
+# Tracers
+#
+# CONFIG_FUNCTION_TRACER is not set
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_CONTEXT_SWITCH_TRACER is not set
+# CONFIG_BOOT_TRACER is not set
+# CONFIG_TRACE_BRANCH_PROFILING is not set
+# CONFIG_STACK_TRACER is not set
+# CONFIG_FTRACE_STARTUP_TEST is not set
+# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
+CONFIG_PRINT_STACK_DEPTH=64
 CONFIG_DEBUG_STACKOVERFLOW=y
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
 # CONFIG_CODE_PATCHING_SELFTEST is not set
 # CONFIG_FTR_FIXUP_SELFTEST is not set
+# CONFIG_MSI_BITMAP_SELFTEST is not set
 # CONFIG_XMON is not set
 CONFIG_IRQSTACKS=y
 # CONFIG_VIRQ_DEBUG is not set
@@ -1282,16 +1397,26 @@ CONFIG_IRQSTACKS=y
 #
 # CONFIG_KEYS is not set
 # CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
 # CONFIG_SECURITY_FILE_CAPABILITIES is not set
 CONFIG_CRYPTO=y
 
 #
 # Crypto core or helper
 #
+# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=m
+CONFIG_CRYPTO_AEAD2=y
 CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_BLKCIPHER2=y
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_HASH2=y
+CONFIG_CRYPTO_RNG=m
+CONFIG_CRYPTO_RNG2=y
 CONFIG_CRYPTO_MANAGER=y
+CONFIG_CRYPTO_MANAGER2=y
 CONFIG_CRYPTO_GF128MUL=m
 # CONFIG_CRYPTO_NULL is not set
 # CONFIG_CRYPTO_CRYPTD is not set
@@ -1363,6 +1488,11 @@ CONFIG_CRYPTO_SALSA20=m
 #
 # CONFIG_CRYPTO_DEFLATE is not set
 CONFIG_CRYPTO_LZO=m
+
+#
+# Random Number Generation
+#
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_HW=y
 # CONFIG_PPC_CLOCK is not set
 # CONFIG_VIRTUALIZATION is not set
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index 4911104791c3..21172badd708 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -241,9 +241,11 @@ extern const char *powerpc_base_platform;
 /* We need to mark all pages as being coherent if we're SMP or we have a
  * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
  * require it for PCI "streaming/prefetch" to work properly.
+ * This is also required by 52xx family.
  */
 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
-        || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260)
+        || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \
+        || defined(CONFIG_PPC_MPC52xx)
 #define CPU_FTR_COMMON                  CPU_FTR_NEED_COHERENT
 #else
 #define CPU_FTR_COMMON                  0
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index a1c4cfd25ded..7db2e42d97a2 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -511,7 +511,7 @@ InstructionTLBMiss:
         and     r1,r1,r2                /* writable if _RW and _DIRTY */
         rlwimi  r3,r3,32-1,30,30        /* _PAGE_USER -> PP msb */
         rlwimi  r3,r3,32-1,31,31        /* _PAGE_USER -> PP lsb */
-        ori     r1,r1,0xe14             /* clear out reserved bits and M */
+        ori     r1,r1,0xe04             /* clear out reserved bits */
         andc    r1,r3,r1                /* PP = user? (rw&dirty? 2: 3): 0 */
         mtspr   SPRN_RPA,r1
         mfspr   r3,SPRN_IMISS
@@ -585,7 +585,7 @@ DataLoadTLBMiss:
         and     r1,r1,r2                /* writable if _RW and _DIRTY */
         rlwimi  r3,r3,32-1,30,30        /* _PAGE_USER -> PP msb */
         rlwimi  r3,r3,32-1,31,31        /* _PAGE_USER -> PP lsb */
-        ori     r1,r1,0xe14             /* clear out reserved bits and M */
+        ori     r1,r1,0xe04             /* clear out reserved bits */
         andc    r1,r3,r1                /* PP = user? (rw&dirty? 2: 3): 0 */
         mtspr   SPRN_RPA,r1
         mfspr   r3,SPRN_DMISS
@@ -653,7 +653,7 @@ DataStoreTLBMiss:
         stw     r3,0(r2)                /* update PTE (accessed/dirty bits) */
         /* Convert linux-style PTE to low word of PPC-style PTE */
         rlwimi  r3,r3,32-1,30,30        /* _PAGE_USER -> PP msb */
-        li      r1,0xe15                /* clear out reserved bits and M */
+        li      r1,0xe05                /* clear out reserved bits & PP lsb */
         andc    r1,r3,r1                /* PP = user? 2: 0 */
         mtspr   SPRN_RPA,r1
         mfspr   r3,SPRN_DMISS
diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index 920cf7a454b1..740ef56a1550 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -128,6 +128,13 @@ config PS3_FLASH
           be disabled on the kernel command line using "ps3flash=off", to
           not allocate this fixed buffer.
 
+config PS3_VRAM
+        tristate "PS3 Video RAM Storage Driver"
+        depends on FB_PS3=y && BLOCK && m
+        help
+          This driver allows you to use excess PS3 video RAM as volatile
+          storage or system swap.
+
 config PS3_LPM
         tristate "PS3 Logical Performance Monitor support"
         depends on PPC_PS3
diff --git a/arch/s390/include/asm/mman.h b/arch/s390/include/asm/mman.h
index 7839767d837e..da01432e8f44 100644
--- a/arch/s390/include/asm/mman.h
+++ b/arch/s390/include/asm/mman.h
@@ -22,4 +22,9 @@
 #define MCL_CURRENT     1               /* lock all current mappings */
 #define MCL_FUTURE      2               /* lock all future mappings */
 
+#if defined(__KERNEL__) && !defined(__ASSEMBLY__) && defined(CONFIG_64BIT)
+int s390_mmap_check(unsigned long addr, unsigned long len);
+#define arch_mmap_check(addr,len,flags) s390_mmap_check(addr,len)
+#endif
+
 #endif /* __S390_MMAN_H__ */
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 066b99502e09..db4523fe38ac 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -61,7 +61,7 @@ extern void print_cpu_info(struct cpuinfo_S390 *);
 extern int get_cpu_capability(unsigned int *);
 
 /*
- * User space process size: 2GB for 31 bit, 4TB for 64 bit.
+ * User space process size: 2GB for 31 bit, 4TB or 8PT for 64 bit.
  */
 #ifndef __s390x__
 
@@ -70,8 +70,7 @@ extern int get_cpu_capability(unsigned int *);
 
 #else /* __s390x__ */
 
-#define TASK_SIZE_OF(tsk)       (test_tsk_thread_flag(tsk,TIF_31BIT) ? \
-                                        (1UL << 31) : (1UL << 53))
+#define TASK_SIZE_OF(tsk)       ((tsk)->mm->context.asce_limit)
 #define TASK_UNMAPPED_BASE      (test_thread_flag(TIF_31BIT) ? \
                                         (1UL << 30) : (1UL << 41))
 #define TASK_SIZE               TASK_SIZE_OF(current)
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index c93eb50e1d09..c979c3b56ab0 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -30,6 +30,8 @@ static inline void s390_init_cpu_topology(void)
 };
 #endif
 
+#define SD_MC_INIT SD_CPU_INIT
+
 #include <asm-generic/topology.h>
 
 #endif /* _ASM_S390_TOPOLOGY_H */
diff --git a/arch/s390/kernel/mcount.S b/arch/s390/kernel/mcount.S
index 397d131a345f..80641224a095 100644
--- a/arch/s390/kernel/mcount.S
+++ b/arch/s390/kernel/mcount.S
@@ -5,6 +5,8 @@
  *
  */
 
+#include <asm/asm-offsets.h>
+
 #ifndef CONFIG_64BIT
 .globl _mcount
 _mcount:
@@ -14,7 +16,7 @@ _mcount:
         ahi     %r15,-96
         l       %r3,100(%r15)
         la      %r2,0(%r14)
-        st      %r1,0(%r15)
+        st      %r1,__SF_BACKCHAIN(%r15)
         la      %r3,0(%r3)
         bras    %r14,0f
         .long   ftrace_trace_function
@@ -38,7 +40,7 @@ _mcount:
         stg     %r14,112(%r15)
         lgr     %r1,%r15
         aghi    %r15,-160
-        stg     %r1,0(%r15)
+        stg     %r1,__SF_BACKCHAIN(%r15)
         lgr     %r2,%r14
         lg      %r3,168(%r15)
         larl    %r14,ftrace_trace_function
diff --git a/arch/s390/lib/div64.c b/arch/s390/lib/div64.c
index a5f8300bf3ee..d9e62c0b576a 100644
--- a/arch/s390/lib/div64.c
+++ b/arch/s390/lib/div64.c
@@ -61,7 +61,7 @@ static uint32_t __div64_31(uint64_t *n, uint32_t base)
                 "       clr     %0,%3\n"
                 "       jl      0f\n"
                 "       slr     %0,%3\n"
-                "       alr     %1,%2\n"
+                "       ahi     %1,1\n"
                 "0:\n"
                 : "+d" (reg2), "+d" (reg3), "=d" (tmp)
                 : "d" (base), "2" (1UL) : "cc" );
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index d66215b0fde9..b0b84c35b0ad 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -119,8 +119,6 @@ retry:
                         goto fault;
 
                 pfn = pte_pfn(*pte);
-                if (!pfn_valid(pfn))
-                        goto out;
 
                 offset = uaddr & (PAGE_SIZE - 1);
                 size = min(n - done, PAGE_SIZE - offset);
@@ -135,7 +133,6 @@ retry:
                 done += size;
                 uaddr += size;
         } while (done < n);
-out:
         spin_unlock(&mm->page_table_lock);
         return n - done;
 fault:
@@ -163,9 +160,6 @@ retry:
                 goto fault;
 
         pfn = pte_pfn(*pte);
-        if (!pfn_valid(pfn))
-                goto out;
-
         ret = (pfn << PAGE_SHIFT) + (uaddr & (PAGE_SIZE - 1));
 out:
         return ret;
@@ -244,11 +238,6 @@ retry:
                         goto fault;
 
                 pfn = pte_pfn(*pte);
-                if (!pfn_valid(pfn)) {
-                        done = -1;
-                        goto out;
-                }
-
                 offset = uaddr & (PAGE_SIZE-1);
                 addr = (char *)(pfn << PAGE_SHIFT) + offset;
                 len = min(count - done, PAGE_SIZE - offset);
@@ -256,7 +245,6 @@ retry:
                 done += len_str;
                 uaddr += len_str;
         } while ((len_str == len) && (done < count));
-out:
         spin_unlock(&mm->page_table_lock);
         return done + 1;
 fault:
@@ -325,12 +313,7 @@ retry:
                 }
 
                 pfn_from = pte_pfn(*pte_from);
-                if (!pfn_valid(pfn_from))
-                        goto out;
                 pfn_to = pte_pfn(*pte_to);
-                if (!pfn_valid(pfn_to))
-                        goto out;
-
                 offset_from = uaddr_from & (PAGE_SIZE-1);
                 offset_to = uaddr_from & (PAGE_SIZE-1);
                 offset_max = max(offset_from, offset_to);
@@ -342,7 +325,6 @@ retry:
                 uaddr_from += size;
                 uaddr_to += size;
         } while (done < n);
-out:
         spin_unlock(&mm->page_table_lock);
         return n - done;
 fault:
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index 5932a824547a..e008d236cc15 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -35,7 +35,7 @@
  * Leave an at least ~128 MB hole.
  */
 #define MIN_GAP (128*1024*1024)
-#define MAX_GAP (TASK_SIZE/6*5)
+#define MAX_GAP (STACK_TOP/6*5)
 
 static inline unsigned long mmap_base(void)
 {
@@ -46,7 +46,7 @@ static inline unsigned long mmap_base(void)
         else if (gap > MAX_GAP)
                 gap = MAX_GAP;
 
-        return TASK_SIZE - (gap & PAGE_MASK);
+        return STACK_TOP - (gap & PAGE_MASK);
 }
 
 static inline int mmap_is_legacy(void)
@@ -89,42 +89,58 @@ EXPORT_SYMBOL_GPL(arch_pick_mmap_layout);
 
 #else
 
+int s390_mmap_check(unsigned long addr, unsigned long len)
+{
+        if (!test_thread_flag(TIF_31BIT) &&
+            len >= TASK_SIZE && TASK_SIZE < (1UL << 53))
+                return crst_table_upgrade(current->mm, 1UL << 53);
+        return 0;
+}
+
 static unsigned long
 s390_get_unmapped_area(struct file *filp, unsigned long addr,
                 unsigned long len, unsigned long pgoff, unsigned long flags)
 {
         struct mm_struct *mm = current->mm;
+        unsigned long area;
         int rc;
 
-        addr = arch_get_unmapped_area(filp, addr, len, pgoff, flags);
-        if (addr & ~PAGE_MASK)
-                return addr;
-        if (unlikely(mm->context.asce_limit < addr + len)) {
-                rc = crst_table_upgrade(mm, addr + len);
+        area = arch_get_unmapped_area(filp, addr, len, pgoff, flags);
+        if (!(area & ~PAGE_MASK))
+                return area;
+        if (area == -ENOMEM &&
+            !test_thread_flag(TIF_31BIT) && TASK_SIZE < (1UL << 53)) {
+                /* Upgrade the page table to 4 levels and retry. */
+                rc = crst_table_upgrade(mm, 1UL << 53);
                 if (rc)
                         return (unsigned long) rc;
+                area = arch_get_unmapped_area(filp, addr, len, pgoff, flags);
         }
-        return addr;
+        return area;
 }
 
 static unsigned long
-s390_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
+s390_get_unmapped_area_topdown(struct file *filp, const unsigned long addr,
                           const unsigned long len, const unsigned long pgoff,
                           const unsigned long flags)
 {
         struct mm_struct *mm = current->mm;
-        unsigned long addr = addr0;
+        unsigned long area;
         int rc;
 
-        addr = arch_get_unmapped_area_topdown(filp, addr, len, pgoff, flags);
-        if (addr & ~PAGE_MASK)
-                return addr;
-        if (unlikely(mm->context.asce_limit < addr + len)) {
-                rc = crst_table_upgrade(mm, addr + len);
+        area = arch_get_unmapped_area_topdown(filp, addr, len, pgoff, flags);
+        if (!(area & ~PAGE_MASK))
+                return area;
+        if (area == -ENOMEM &&
+            !test_thread_flag(TIF_31BIT) && TASK_SIZE < (1UL << 53)) {
+                /* Upgrade the page table to 4 levels and retry. */
+                rc = crst_table_upgrade(mm, 1UL << 53);
                 if (rc)
                         return (unsigned long) rc;
+                area = arch_get_unmapped_area_topdown(filp, addr, len,
+                                                      pgoff, flags);
         }
-        return addr;
+        return area;
 }
 /*
  * This function, called very early during the creation of a new
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 0767827540b1..6b6ddc4ea02b 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -117,6 +117,7 @@ repeat:
                 crst_table_init(table, entry);
                 pgd_populate(mm, (pgd_t *) table, (pud_t *) pgd);
                 mm->pgd = (pgd_t *) table;
+                mm->task_size = mm->context.asce_limit;
                 table = NULL;
         }
         spin_unlock(&mm->page_table_lock);
@@ -154,6 +155,7 @@ void crst_table_downgrade(struct mm_struct *mm, unsigned long limit)
                         BUG();
                 }
                 mm->pgd = (pgd_t *) (pgd_val(*pgd) & _REGION_ENTRY_ORIGIN);
+                mm->task_size = mm->context.asce_limit;
                 crst_table_free(mm, (unsigned long *) pgd);
         }
         update_mm(mm, current);
diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
index e948b28a5a9a..4558dd3918cf 100644
--- a/arch/x86/kernel/kprobes.c
+++ b/arch/x86/kernel/kprobes.c
@@ -193,6 +193,9 @@ static int __kprobes can_boost(kprobe_opcode_t *opcodes)
         kprobe_opcode_t opcode;
         kprobe_opcode_t *orig_opcodes = opcodes;
 
+        if (search_exception_tables(opcodes))
+                return 0;       /* Page fault may occur on this address. */
+
 retry:
         if (opcodes - orig_opcodes > MAX_INSN_SIZE - 1)
                 return 0;
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 599e58168631..d5cebb52d45b 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -273,30 +273,43 @@ static unsigned long pit_calibrate_tsc(u32 latch, unsigned long ms, int loopmin)
  * use the TSC value at the transitions to calculate a pretty
  * good value for the TSC frequencty.
  */
-static inline int pit_expect_msb(unsigned char val)
+static inline int pit_expect_msb(unsigned char val, u64 *tscp, unsigned long *deltap)
 {
-        int count = 0;
+        int count;
+        u64 tsc = 0;
 
         for (count = 0; count < 50000; count++) {
                 /* Ignore LSB */
                 inb(0x42);
                 if (inb(0x42) != val)
                         break;
+                tsc = get_cycles();
         }
-        return count > 50;
+        *deltap = get_cycles() - tsc;
+        *tscp = tsc;
+
+        /*
+         * We require _some_ success, but the quality control
+         * will be based on the error terms on the TSC values.
+         */
+        return count > 5;
 }
 
 /*
- * How many MSB values do we want to see? We aim for a
- * 15ms calibration, which assuming a 2us counter read
- * error should give us roughly 150 ppm precision for
- * the calibration.
+ * How many MSB values do we want to see? We aim for
+ * a maximum error rate of 500ppm (in practice the
+ * real error is much smaller), but refuse to spend
+ * more than 25ms on it.
  */
-#define QUICK_PIT_MS 15
-#define QUICK_PIT_ITERATIONS (QUICK_PIT_MS * PIT_TICK_RATE / 1000 / 256)
+#define MAX_QUICK_PIT_MS 25
+#define MAX_QUICK_PIT_ITERATIONS (MAX_QUICK_PIT_MS * PIT_TICK_RATE / 1000 / 256)
 
 static unsigned long quick_pit_calibrate(void)
 {
+        int i;
+        u64 tsc, delta;
+        unsigned long d1, d2;
+
         /* Set the Gate high, disable speaker */
         outb((inb(0x61) & ~0x02) | 0x01, 0x61);
 
@@ -315,45 +328,52 @@ static unsigned long quick_pit_calibrate(void)
         outb(0xff, 0x42);
         outb(0xff, 0x42);
 
-        if (pit_expect_msb(0xff)) {
-                int i;
-                u64 t1, t2, delta;
-                unsigned char expect = 0xfe;
-
-                t1 = get_cycles();
-                for (i = 0; i < QUICK_PIT_ITERATIONS; i++, expect--) {
-                        if (!pit_expect_msb(expect))
-                                goto failed;
+        /*
+         * The PIT starts counting at the next edge, so we
+         * need to delay for a microsecond. The easiest way
+         * to do that is to just read back the 16-bit counter
+         * once from the PIT.
+         */
+        inb(0x42);
+        inb(0x42);
+
+        if (pit_expect_msb(0xff, &tsc, &d1)) {
+                for (i = 1; i <= MAX_QUICK_PIT_ITERATIONS; i++) {
+                        if (!pit_expect_msb(0xff-i, &delta, &d2))
+                                break;
+
+                        /*
+                         * Iterate until the error is less than 500 ppm
+                         */
+                        delta -= tsc;
+                        if (d1+d2 < delta >> 11)
+                                goto success;
                 }
-                t2 = get_cycles();
-
-                /*
-                 * Make sure we can rely on the second TSC timestamp:
-                 */
-                if (!pit_expect_msb(expect))
-                        goto failed;
-
-                /*
-                 * Ok, if we get here, then we've seen the
-                 * MSB of the PIT decrement QUICK_PIT_ITERATIONS
-                 * times, and each MSB had many hits, so we never
-                 * had any sudden jumps.
-                 *
-                 * As a result, we can depend on there not being
-                 * any odd delays anywhere, and the TSC reads are
-                 * reliable.
-                 *
-                 * kHz = ticks / time-in-seconds / 1000;
-                 * kHz = (t2 - t1) / (QPI * 256 / PIT_TICK_RATE) / 1000
-                 * kHz = ((t2 - t1) * PIT_TICK_RATE) / (QPI * 256 * 1000)
-                 */
-                delta = (t2 - t1)*PIT_TICK_RATE;
-                do_div(delta, QUICK_PIT_ITERATIONS*256*1000);
-                printk("Fast TSC calibration using PIT\n");
-                return delta;
         }
-failed:
+        printk("Fast TSC calibration failed\n");
         return 0;
+
+success:
+        /*
+         * Ok, if we get here, then we've seen the
+         * MSB of the PIT decrement 'i' times, and the
+         * error has shrunk to less than 500 ppm.
+         *
+         * As a result, we can depend on there not being
+         * any odd delays anywhere, and the TSC reads are
+         * reliable (within the error). We also adjust the
+         * delta to the middle of the error bars, just
+         * because it looks nicer.
+         *
+         * kHz = ticks / time-in-seconds / 1000;
+         * kHz = (t2 - t1) / (I * 256 / PIT_TICK_RATE) / 1000
+         * kHz = ((t2 - t1) * PIT_TICK_RATE) / (I * 256 * 1000)
+         */
+        delta += (long)(d2 - d1)/2;
+        delta *= PIT_TICK_RATE;
+        do_div(delta, i*256*1000);
+        printk("Fast TSC calibration using PIT\n");
+        return delta;
 }
 
 /**