Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

27 files changed, 701 insertions, 185 deletions

diff --git a/arch/ia64/configs/sn2_defconfig b/arch/ia64/configs/sn2_defconfig
index 0f14a82b856e..64e951de4e57 100644
--- a/arch/ia64/configs/sn2_defconfig
+++ b/arch/ia64/configs/sn2_defconfig
@@ -1,8 +1,9 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.17-rc3
-# Thu Apr 27 11:48:23 2006
+# Linux kernel version: 2.6.19-rc1
+# Mon Oct  9 10:53:59 2006
 #
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
 # Code maturity level options
@@ -18,16 +19,22 @@ CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
-CONFIG_SYSCTL=y
+CONFIG_TASKSTATS=y
+# CONFIG_TASK_DELAY_ACCT is not set
+# CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_CPUSETS=y
 CONFIG_RELAY=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_TASK_XACCT=y
+CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
+# CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -40,6 +47,8 @@ CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
 CONFIG_SLAB=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 # CONFIG_SLOB is not set
@@ -58,6 +67,7 @@ CONFIG_STOP_MACHINE=y
 #
 # Block layer
 #
+CONFIG_BLOCK=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 
 #
@@ -89,7 +99,7 @@ CONFIG_EFI=y
 CONFIG_GENERIC_IOMAP=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
 CONFIG_IA64_UNCACHED_ALLOCATOR=y
-CONFIG_DMA_IS_DMA32=y
+CONFIG_AUDIT_ARCH=y
 # CONFIG_IA64_GENERIC is not set
 # CONFIG_IA64_DIG is not set
 # CONFIG_IA64_HP_ZX1 is not set
@@ -116,6 +126,7 @@ CONFIG_FORCE_MAX_ZONEORDER=17
 CONFIG_SMP=y
 CONFIG_NR_CPUS=1024
 # CONFIG_HOTPLUG_CPU is not set
+CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_SCHED_SMT=y
 CONFIG_PREEMPT=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -128,6 +139,7 @@ CONFIG_NEED_MULTIPLE_NODES=y
 # CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
+CONFIG_RESOURCES_64BIT=y
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
@@ -135,15 +147,24 @@ CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_DISCONTIGMEM_DEFAULT=y
 CONFIG_NUMA=y
 CONFIG_NODES_SHIFT=10
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_VIRTUAL_MEM_MAP=y
 CONFIG_HOLES_IN_ZONE=y
 CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
+CONFIG_HAVE_ARCH_NODEDATA_EXTENSION=y
 CONFIG_IA32_SUPPORT=y
 CONFIG_COMPAT=y
 CONFIG_IA64_MCA_RECOVERY=y
 CONFIG_PERFMON=y
 CONFIG_IA64_PALINFO=y
 CONFIG_SGI_SN=y
+# CONFIG_IA64_ESI is not set
+
+#
+# SN Devices
+#
+CONFIG_SGI_IOC4=y
+CONFIG_SGI_IOC3=y
 
 #
 # Firmware Drivers
@@ -159,6 +180,7 @@ CONFIG_BINFMT_ELF=y
 CONFIG_PM=y
 # CONFIG_PM_LEGACY is not set
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_SYSFS_DEPRECATED is not set
 
 #
 # ACPI (Advanced Configuration and Power Interface) Support
@@ -166,6 +188,7 @@ CONFIG_PM=y
 CONFIG_ACPI=y
 # CONFIG_ACPI_BUTTON is not set
 # CONFIG_ACPI_FAN is not set
+# CONFIG_ACPI_DOCK is not set
 # CONFIG_ACPI_PROCESSOR is not set
 CONFIG_ACPI_NUMA=y
 CONFIG_ACPI_BLACKLIST_YEAR=0
@@ -185,7 +208,12 @@ CONFIG_ACPI_SYSTEM=y
 #
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
+CONFIG_PCIEPORTBUS=y
+CONFIG_HOTPLUG_PCI_PCIE=y
+# CONFIG_HOTPLUG_PCI_PCIE_POLL_EVENT_MODE is not set
+CONFIG_PCIEAER=y
 # CONFIG_PCI_MSI is not set
+# CONFIG_PCI_MULTITHREAD_PROBE is not set
 # CONFIG_PCI_DEBUG is not set
 
 #
@@ -215,6 +243,9 @@ CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_PACKET_MMAP=y
 CONFIG_UNIX=y
+CONFIG_XFRM=y
+# CONFIG_XFRM_USER is not set
+# CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -231,19 +262,31 @@ CONFIG_SYN_COOKIES=y
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_XFRM_TUNNEL is not set
 # CONFIG_INET_TUNNEL is not set
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
 CONFIG_INET_DIAG=m
 CONFIG_INET_TCP_DIAG=m
 # CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_BIC=y
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
 CONFIG_IPV6=m
 # CONFIG_IPV6_PRIVACY is not set
 # CONFIG_IPV6_ROUTER_PREF is not set
 # CONFIG_INET6_AH is not set
 # CONFIG_INET6_ESP is not set
 # CONFIG_INET6_IPCOMP is not set
+# CONFIG_IPV6_MIP6 is not set
 # CONFIG_INET6_XFRM_TUNNEL is not set
 # CONFIG_INET6_TUNNEL is not set
+CONFIG_INET6_XFRM_MODE_TRANSPORT=m
+CONFIG_INET6_XFRM_MODE_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_BEET=m
+# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 # CONFIG_IPV6_TUNNEL is not set
+# CONFIG_IPV6_SUBTREES is not set
+# CONFIG_IPV6_MULTIPLE_TABLES is not set
+# CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
 
 #
@@ -269,7 +312,6 @@ CONFIG_IPV6=m
 # CONFIG_ATALK is not set
 # CONFIG_X25 is not set
 # CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 
@@ -298,6 +340,7 @@ CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
 # CONFIG_DEBUG_DRIVER is not set
+# CONFIG_SYS_HYPERVISOR is not set
 
 #
 # Connector - unified userspace <-> kernelspace linker
@@ -335,6 +378,7 @@ CONFIG_BLK_DEV_NBD=m
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=4096
+CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
 CONFIG_BLK_DEV_INITRD=y
 # CONFIG_CDROM_PKTCDVD is not set
 CONFIG_ATA_OVER_ETH=m
@@ -381,6 +425,7 @@ CONFIG_IDEDMA_PCI_AUTO=y
 # CONFIG_BLK_DEV_CS5530 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 # CONFIG_BLK_DEV_PIIX is not set
 # CONFIG_BLK_DEV_IT821X is not set
@@ -404,6 +449,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
+CONFIG_SCSI_NETLINK=y
 CONFIG_SCSI_PROC_FS=y
 
 #
@@ -425,12 +471,14 @@ CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_LOGGING is not set
 
 #
-# SCSI Transport Attributes
+# SCSI Transports
 #
 CONFIG_SCSI_SPI_ATTRS=y
 CONFIG_SCSI_FC_ATTRS=y
 CONFIG_SCSI_ISCSI_ATTRS=m
 CONFIG_SCSI_SAS_ATTRS=y
+CONFIG_SCSI_SAS_LIBSAS=y
+# CONFIG_SCSI_SAS_LIBSAS_DEBUG is not set
 
 #
 # SCSI low-level drivers
@@ -443,46 +491,82 @@ CONFIG_ISCSI_TCP=m
 # CONFIG_SCSI_AIC7XXX is not set
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
+# CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_ARCMSR is not set
 # CONFIG_MEGARAID_NEWGEN is not set
 # CONFIG_MEGARAID_LEGACY is not set
 # CONFIG_MEGARAID_SAS is not set
-CONFIG_SCSI_SATA=y
-# CONFIG_SCSI_SATA_AHCI is not set
-# CONFIG_SCSI_SATA_SVW is not set
-# CONFIG_SCSI_ATA_PIIX is not set
-# CONFIG_SCSI_SATA_MV is not set
-# CONFIG_SCSI_SATA_NV is not set
-# CONFIG_SCSI_PDC_ADMA is not set
-# CONFIG_SCSI_SATA_QSTOR is not set
-# CONFIG_SCSI_SATA_PROMISE is not set
-# CONFIG_SCSI_SATA_SX4 is not set
-# CONFIG_SCSI_SATA_SIL is not set
-# CONFIG_SCSI_SATA_SIL24 is not set
-# CONFIG_SCSI_SATA_SIS is not set
-# CONFIG_SCSI_SATA_ULI is not set
-# CONFIG_SCSI_SATA_VIA is not set
-CONFIG_SCSI_SATA_VITESSE=y
+# CONFIG_SCSI_HPTIOP is not set
 # CONFIG_SCSI_DMX3191D is not set
 # CONFIG_SCSI_FUTURE_DOMAIN is not set
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
+# CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
 CONFIG_SCSI_QLOGIC_1280=y
 CONFIG_SCSI_QLA_FC=y
-CONFIG_SCSI_QLA2XXX_EMBEDDED_FIRMWARE=y
-# CONFIG_SCSI_QLA21XX is not set
-CONFIG_SCSI_QLA22XX=y
-CONFIG_SCSI_QLA2300=y
-CONFIG_SCSI_QLA2322=y
-# CONFIG_SCSI_QLA24XX is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_DEBUG is not set
 
 #
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+CONFIG_ATA=y
+# CONFIG_SATA_AHCI is not set
+# CONFIG_SATA_SVW is not set
+# CONFIG_ATA_PIIX is not set
+# CONFIG_SATA_MV is not set
+# CONFIG_SATA_NV is not set
+# CONFIG_PDC_ADMA is not set
+# CONFIG_SATA_QSTOR is not set
+# CONFIG_SATA_PROMISE is not set
+# CONFIG_SATA_SX4 is not set
+# CONFIG_SATA_SIL is not set
+# CONFIG_SATA_SIL24 is not set
+# CONFIG_SATA_SIS is not set
+# CONFIG_SATA_ULI is not set
+# CONFIG_SATA_VIA is not set
+CONFIG_SATA_VITESSE=y
+# CONFIG_PATA_ALI is not set
+# CONFIG_PATA_AMD is not set
+# CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATIIXP is not set
+# CONFIG_PATA_CMD64X is not set
+# CONFIG_PATA_CS5520 is not set
+# CONFIG_PATA_CS5530 is not set
+# CONFIG_PATA_CYPRESS is not set
+# CONFIG_PATA_EFAR is not set
+# CONFIG_ATA_GENERIC is not set
+# CONFIG_PATA_HPT366 is not set
+# CONFIG_PATA_HPT37X is not set
+# CONFIG_PATA_HPT3X2N is not set
+# CONFIG_PATA_HPT3X3 is not set
+# CONFIG_PATA_IT821X is not set
+# CONFIG_PATA_JMICRON is not set
+# CONFIG_PATA_TRIFLEX is not set
+# CONFIG_PATA_MPIIX is not set
+# CONFIG_PATA_OLDPIIX is not set
+# CONFIG_PATA_NETCELL is not set
+# CONFIG_PATA_NS87410 is not set
+# CONFIG_PATA_OPTI is not set
+# CONFIG_PATA_OPTIDMA is not set
+# CONFIG_PATA_PDC_OLD is not set
+# CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RZ1000 is not set
+# CONFIG_PATA_SC1200 is not set
+# CONFIG_PATA_SERVERWORKS is not set
+# CONFIG_PATA_PDC2027X is not set
+# CONFIG_PATA_SIL680 is not set
+# CONFIG_PATA_SIS is not set
+# CONFIG_PATA_VIA is not set
+# CONFIG_PATA_WINBOND is not set
+
+#
 # Multi-device support (RAID and LVM)
 #
 CONFIG_MD=y
@@ -491,12 +575,12 @@ CONFIG_MD_LINEAR=y
 CONFIG_MD_RAID0=y
 CONFIG_MD_RAID1=y
 # CONFIG_MD_RAID10 is not set
-CONFIG_MD_RAID5=y
+CONFIG_MD_RAID456=y
 # CONFIG_MD_RAID5_RESHAPE is not set
-# CONFIG_MD_RAID6 is not set
 CONFIG_MD_MULTIPATH=y
 # CONFIG_MD_FAULTY is not set
 CONFIG_BLK_DEV_DM=y
+# CONFIG_DM_DEBUG is not set
 CONFIG_DM_CRYPT=m
 CONFIG_DM_SNAPSHOT=m
 CONFIG_DM_MIRROR=m
@@ -563,6 +647,7 @@ CONFIG_NETDEVICES=y
 # CONFIG_SK98LIN is not set
 CONFIG_TIGON3=y
 # CONFIG_BNX2 is not set
+# CONFIG_QLA3XXX is not set
 
 #
 # Ethernet (10000 Mbit)
@@ -571,6 +656,7 @@ CONFIG_CHELSIO_T1=m
 # CONFIG_IXGB is not set
 CONFIG_S2IO=m
 # CONFIG_S2IO_NAPI is not set
+# CONFIG_MYRI10GE is not set
 
 #
 # Token Ring devices
@@ -612,6 +698,7 @@ CONFIG_NET_POLL_CONTROLLER=y
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
@@ -646,6 +733,7 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 CONFIG_VT=y
 CONFIG_VT_CONSOLE=y
 CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
 CONFIG_SERIAL_NONSTANDARD=y
 # CONFIG_COMPUTONE is not set
 # CONFIG_ROCKETPORT is not set
@@ -659,10 +747,12 @@ CONFIG_SERIAL_NONSTANDARD=y
 # CONFIG_N_HDLC is not set
 # CONFIG_SPECIALIX is not set
 # CONFIG_SX is not set
+# CONFIG_RIO is not set
 # CONFIG_STALDRV is not set
 CONFIG_SGI_SNSC=y
 CONFIG_SGI_TIOCX=y
 CONFIG_SGI_MBCS=m
+CONFIG_MSPEC=y
 
 #
 # Serial drivers
@@ -701,6 +791,7 @@ CONFIG_EFI_RTC=y
 # Ftape, the floppy tape device driver
 #
 CONFIG_AGP=y
+# CONFIG_AGP_SIS is not set
 # CONFIG_AGP_VIA is not set
 CONFIG_AGP_SGI_TIOCA=y
 # CONFIG_DRM is not set
@@ -730,7 +821,6 @@ CONFIG_MMTIMER=y
 #
 # Dallas's 1-wire bus
 #
-# CONFIG_W1 is not set
 
 #
 # Hardware Monitoring support
@@ -741,6 +831,7 @@ CONFIG_MMTIMER=y
 #
 # Misc devices
 #
+# CONFIG_TIFM_CORE is not set
 
 #
 # Multimedia devices
@@ -756,6 +847,7 @@ CONFIG_MMTIMER=y
 #
 # Graphics support
 #
+CONFIG_FIRMWARE_EDID=y
 # CONFIG_FB is not set
 
 #
@@ -764,6 +856,7 @@ CONFIG_MMTIMER=y
 CONFIG_VGA_CONSOLE=y
 # CONFIG_VGACON_SOFT_SCROLLBACK is not set
 CONFIG_DUMMY_CONSOLE=y
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 
 #
 # Sound
@@ -794,6 +887,7 @@ CONFIG_USB=m
 CONFIG_USB_EHCI_HCD=m
 # CONFIG_USB_EHCI_SPLIT_ISO is not set
 # CONFIG_USB_EHCI_ROOT_HUB_TT is not set
+# CONFIG_USB_EHCI_TT_NEWSCHED is not set
 # CONFIG_USB_ISP116X_HCD is not set
 CONFIG_USB_OHCI_HCD=m
 # CONFIG_USB_OHCI_BIG_ENDIAN is not set
@@ -843,6 +937,7 @@ CONFIG_USB_HIDINPUT=y
 # CONFIG_USB_ATI_REMOTE2 is not set
 # CONFIG_USB_KEYSPAN_REMOTE is not set
 # CONFIG_USB_APPLETOUCH is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
 
 #
 # USB Imaging devices
@@ -874,15 +969,18 @@ CONFIG_USB_MON=y
 #
 # CONFIG_USB_EMI62 is not set
 # CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
 # CONFIG_USB_AUERSWALD is not set
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
 # CONFIG_USB_LED is not set
+# CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGETKIT is not set
-# CONFIG_USB_PHIDGETSERVO is not set
+# CONFIG_USB_PHIDGET is not set
 # CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
+# CONFIG_USB_APPLEDISPLAY is not set
 # CONFIG_USB_SISUSBVGA is not set
 # CONFIG_USB_LD is not set
 
@@ -919,18 +1017,15 @@ CONFIG_USB_MON=y
 CONFIG_INFINIBAND=m
 # CONFIG_INFINIBAND_USER_MAD is not set
 CONFIG_INFINIBAND_USER_ACCESS=m
+CONFIG_INFINIBAND_ADDR_TRANS=y
 CONFIG_INFINIBAND_MTHCA=m
 CONFIG_INFINIBAND_MTHCA_DEBUG=y
+# CONFIG_INFINIBAND_AMSO1100 is not set
 CONFIG_INFINIBAND_IPOIB=m
 CONFIG_INFINIBAND_IPOIB_DEBUG=y
 # CONFIG_INFINIBAND_IPOIB_DEBUG_DATA is not set
 CONFIG_INFINIBAND_SRP=m
-
-#
-# SN Devices
-#
-CONFIG_SGI_IOC4=y
-CONFIG_SGI_IOC3=y
+# CONFIG_INFINIBAND_ISER is not set
 
 #
 # EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
@@ -942,6 +1037,19 @@ CONFIG_SGI_IOC3=y
 # CONFIG_RTC_CLASS is not set
 
 #
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
+#
 # File systems
 #
 CONFIG_EXT2_FS=y
@@ -965,15 +1073,16 @@ CONFIG_REISERFS_FS_SECURITY=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 CONFIG_XFS_FS=y
-CONFIG_XFS_EXPORT=y
 CONFIG_XFS_QUOTA=y
 # CONFIG_XFS_SECURITY is not set
 CONFIG_XFS_POSIX_ACL=y
 CONFIG_XFS_RT=y
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
 CONFIG_INOTIFY=y
+CONFIG_INOTIFY_USER=y
 CONFIG_QUOTA=y
 # CONFIG_QFMT_V1 is not set
 # CONFIG_QFMT_V2 is not set
@@ -1007,8 +1116,10 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 CONFIG_RAMFS=y
@@ -1046,7 +1157,7 @@ CONFIG_NFSD_V4=y
 CONFIG_NFSD_TCP=y
 CONFIG_LOCKD=m
 CONFIG_LOCKD_V4=y
-CONFIG_EXPORTFS=y
+CONFIG_EXPORTFS=m
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=m
 CONFIG_SUNRPC_GSS=m
@@ -1056,7 +1167,9 @@ CONFIG_SMB_FS=m
 # CONFIG_SMB_NLS_DEFAULT is not set
 CONFIG_CIFS=m
 # CONFIG_CIFS_STATS is not set
+# CONFIG_CIFS_WEAK_PW_HASH is not set
 # CONFIG_CIFS_XATTR is not set
+# CONFIG_CIFS_DEBUG2 is not set
 # CONFIG_CIFS_EXPERIMENTAL is not set
 # CONFIG_NCP_FS is not set
 # CONFIG_CODA_FS is not set
@@ -1129,6 +1242,10 @@ CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_UTF8=y
 
 #
+# Distributed Lock Manager
+#
+
+#
 # Library routines
 #
 # CONFIG_CRC_CCITT is not set
@@ -1138,9 +1255,11 @@ CONFIG_LIBCRC32C=m
 CONFIG_ZLIB_INFLATE=m
 CONFIG_ZLIB_DEFLATE=m
 CONFIG_GENERIC_ALLOCATOR=y
+CONFIG_PLIST=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_GENERIC_PENDING_IRQ=y
+CONFIG_IRQ_PER_CPU=y
 
 #
 # Instrumentation Support
@@ -1152,20 +1271,26 @@ CONFIG_GENERIC_PENDING_IRQ=y
 # Kernel hacking
 #
 # CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_KERNEL=y
 CONFIG_LOG_BUF_SHIFT=20
 CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_DEBUG_SLAB is not set
-CONFIG_DEBUG_PREEMPT=y
-# CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_RT_MUTEXES is not set
+# CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
+# CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_RWSEMS is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
 CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_FS is not set
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
 CONFIG_FORCED_INLINING=y
 # CONFIG_RCU_TORTURE_TEST is not set
 CONFIG_IA64_GRANULE_16MB=y
@@ -1186,6 +1311,10 @@ CONFIG_SYSVIPC_COMPAT=y
 # Cryptographic options
 #
 CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=m
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_MANAGER=m
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_NULL is not set
 # CONFIG_CRYPTO_MD4 is not set
@@ -1195,6 +1324,8 @@ CONFIG_CRYPTO_SHA1=m
 # CONFIG_CRYPTO_SHA512 is not set
 # CONFIG_CRYPTO_WP512 is not set
 # CONFIG_CRYPTO_TGR192 is not set
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=m
 CONFIG_CRYPTO_DES=m
 # CONFIG_CRYPTO_BLOWFISH is not set
 # CONFIG_CRYPTO_TWOFISH is not set
diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index e1a1b11473e2..424e9257c9a0 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -54,7 +54,7 @@ static int simeth_close(struct net_device *dev);
 static int simeth_tx(struct sk_buff *skb, struct net_device *dev);
 static int simeth_rx(struct net_device *dev);
 static struct net_device_stats *simeth_get_stats(struct net_device *dev);
-static irqreturn_t simeth_interrupt(int irq, void *dev_id, struct pt_regs * regs);
+static irqreturn_t simeth_interrupt(int irq, void *dev_id);
 static void set_multicast_list(struct net_device *dev);
 static int simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr);
 
@@ -87,7 +87,7 @@ static int simeth_debug;		/* set to 1 to get debug information */
  */
 static struct notifier_block simeth_dev_notifier = {
 	simeth_device_event,
-	0
+	NULL
 };
 
 
@@ -497,7 +497,7 @@ simeth_rx(struct net_device *dev)
  * Interrupt handler (Yes, we can do it too !!!)
  */
 static irqreturn_t
-simeth_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+simeth_interrupt(int irq, void *dev_id)
 {
 	struct net_device *dev = dev_id;
 
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 8f0a16a79a67..bb87682bbb1b 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -103,7 +103,7 @@ simscsi_interrupt (unsigned long val)
 
 	while ((sc = queue[rd].sc) != 0) {
 		atomic_dec(&num_reqs);
-		queue[rd].sc = 0;
+		queue[rd].sc = NULL;
 		if (DBG)
 			printk("simscsi_interrupt: done with %ld\n", sc->serial_number);
 		(*sc->scsi_done)(sc);
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index 246eb3d3757a..caab986af70c 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -92,7 +92,7 @@ static struct serial_uart_config uart_config[] = {
 	{ "ST16650V2", 32, UART_CLEAR_FIFO | UART_USE_FIFO |
 		  UART_STARTECH },
 	{ "TI16750", 64, UART_CLEAR_FIFO | UART_USE_FIFO},
-	{ 0, 0}
+	{ NULL, 0}
 };
 
 struct tty_driver *hp_simserial_driver;
@@ -130,7 +130,7 @@ static void rs_start(struct tty_struct *tty)
 #endif
 }
 
-static  void receive_chars(struct tty_struct *tty, struct pt_regs *regs)
+static  void receive_chars(struct tty_struct *tty)
 {
 	unsigned char ch;
 	static unsigned char seen_esc = 0;
@@ -152,7 +152,7 @@ static  void receive_chars(struct tty_struct *tty, struct pt_regs *regs)
 						ch = ia64_ssc(0, 0, 0, 0,
 							      SSC_GETCHAR);
 					while (!ch);
-					handle_sysrq(ch, regs, NULL);
+					handle_sysrq(ch, NULL);
 				}
 #endif
 				seen_esc = 0;
@@ -170,7 +170,7 @@ static  void receive_chars(struct tty_struct *tty, struct pt_regs *regs)
 /*
  * This is the serial driver's interrupt routine for a single port
  */
-static irqreturn_t rs_interrupt_single(int irq, void *dev_id, struct pt_regs * regs)
+static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
 {
 	struct async_struct * info;
 
@@ -187,7 +187,7 @@ static irqreturn_t rs_interrupt_single(int irq, void *dev_id, struct pt_regs * r
 	 * pretty simple in our case, because we only get interrupts
 	 * on inbound traffic
 	 */
-	receive_chars(info->tty, regs);
+	receive_chars(info->tty);
 	return IRQ_HANDLED;
 }
 
@@ -555,7 +555,7 @@ static void shutdown(struct async_struct * info)
 
 		if (info->xmit.buf) {
 			free_page((unsigned long) info->xmit.buf);
-			info->xmit.buf = 0;
+			info->xmit.buf = NULL;
 		}
 
 		if (info->tty) set_bit(TTY_IO_ERROR, &info->tty->flags);
@@ -628,7 +628,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
 	if (tty->driver->flush_buffer) tty->driver->flush_buffer(tty);
 	if (tty->ldisc.flush_buffer) tty->ldisc.flush_buffer(tty);
 	info->event = 0;
-	info->tty = 0;
+	info->tty = NULL;
 	if (info->blocked_open) {
 		if (info->close_delay)
 			schedule_timeout_interruptible(info->close_delay);
@@ -668,7 +668,7 @@ static void rs_hangup(struct tty_struct *tty)
 	info->event = 0;
 	state->count = 0;
 	info->flags &= ~ASYNC_NORMAL_ACTIVE;
-	info->tty = 0;
+	info->tty = NULL;
 	wake_up_interruptible(&info->open_wait);
 }
 
@@ -714,7 +714,7 @@ startup(struct async_struct *info)
 {
 	unsigned long flags;
 	int	retval=0;
-	irqreturn_t (*handler)(int, void *, struct pt_regs *);
+	irq_handler_t handler;
 	struct serial_state *state= info->state;
 	unsigned long page;
 
@@ -769,7 +769,7 @@ startup(struct async_struct *info)
 	/*
 	 * Insert serial port into IRQ chain.
 	 */
-	info->prev_port = 0;
+	info->prev_port = NULL;
 	info->next_port = IRQ_ports[state->irq];
 	if (info->next_port)
 		info->next_port->prev_port = info;
diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile
index 31497496eb4b..cfa099b04cda 100644
--- a/arch/ia64/kernel/Makefile
+++ b/arch/ia64/kernel/Makefile
@@ -30,6 +30,7 @@ obj-$(CONFIG_IA64_MCA_RECOVERY)	+= mca_recovery.o
 obj-$(CONFIG_KPROBES)		+= kprobes.o jprobes.o
 obj-$(CONFIG_IA64_UNCACHED_ALLOCATOR)	+= uncached.o
 obj-$(CONFIG_AUDIT)		+= audit.o
+obj-$(CONFIG_PCI_MSI)		+= msi_ia64.o
 mca_recovery-y			+= mca_drv.o mca_drv_asm.o
 
 obj-$(CONFIG_IA64_ESI)		+= esi.o
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 32c3abededc6..73ef4a85b861 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -64,9 +64,6 @@ EXPORT_SYMBOL(pm_idle);
 void (*pm_power_off) (void);
 EXPORT_SYMBOL(pm_power_off);
 
-unsigned char acpi_kbd_controller_present = 1;
-unsigned char acpi_legacy_devices;
-
 unsigned int acpi_cpei_override;
 unsigned int acpi_cpei_phys_cpuid;
 
@@ -628,12 +625,6 @@ static int __init acpi_parse_fadt(unsigned long phys_addr, unsigned long size)
 
 	fadt = (struct fadt_descriptor *)fadt_header;
 
-	if (!(fadt->iapc_boot_arch & BAF_8042_KEYBOARD_CONTROLLER))
-		acpi_kbd_controller_present = 0;
-
-	if (fadt->iapc_boot_arch & BAF_LEGACY_DEVICES)
-		acpi_legacy_devices = 1;
-
 	acpi_register_gsi(fadt->sci_int, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW);
 	return 0;
 }
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 7852382de2fa..f07c0864b0b4 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -194,8 +194,11 @@ void fixup_irqs(void)
 	 */
 	for (irq=0; irq < NR_IRQS; irq++) {
 		if (vectors_in_migration[irq]) {
+			struct pt_regs *old_regs = set_irq_regs(NULL);
+
 			vectors_in_migration[irq]=0;
-			__do_IRQ(irq, NULL);
+			__do_IRQ(irq);
+			set_irq_regs(old_regs);
 		}
 	}
 
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index aafca18ab33b..9c6dafa2d0df 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -30,6 +30,7 @@
 #include <linux/smp_lock.h>
 #include <linux/threads.h>
 #include <linux/bitops.h>
+#include <linux/irq.h>
 
 #include <asm/delay.h>
 #include <asm/intrinsics.h>
@@ -105,6 +106,25 @@ reserve_irq_vector (int vector)
 	return test_and_set_bit(pos, ia64_vector_mask);
 }
 
+/*
+ * Dynamic irq allocate and deallocation for MSI
+ */
+int create_irq(void)
+{
+	int vector = assign_irq_vector(AUTO_ASSIGN);
+
+	if (vector >= 0)
+		dynamic_irq_init(vector);
+
+	return vector;
+}
+
+void destroy_irq(unsigned int irq)
+{
+	dynamic_irq_cleanup(irq);
+	free_irq_vector(irq);
+}
+
 #ifdef CONFIG_SMP
 #	define IS_RESCHEDULE(vec)	(vec == IA64_IPI_RESCHEDULE)
 #else
@@ -118,6 +138,7 @@ reserve_irq_vector (int vector)
 void
 ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 {
+	struct pt_regs *old_regs = set_irq_regs(regs);
 	unsigned long saved_tpr;
 
 #if IRQ_DEBUG
@@ -159,11 +180,13 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 	saved_tpr = ia64_getreg(_IA64_REG_CR_TPR);
 	ia64_srlz_d();
 	while (vector != IA64_SPURIOUS_INT_VECTOR) {
-		if (!IS_RESCHEDULE(vector)) {
+		if (unlikely(IS_RESCHEDULE(vector)))
+			 kstat_this_cpu.irqs[vector]++;
+		else {
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
 
-			__do_IRQ(local_vector_to_irq(vector), regs);
+			__do_IRQ(local_vector_to_irq(vector));
 
 			/*
 			 * Disable interrupts and send EOI:
@@ -180,6 +203,7 @@ ia64_handle_irq (ia64_vector vector, struct pt_regs *regs)
 	 * come through until ia64_eoi() has been done.
 	 */
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
@@ -203,7 +227,11 @@ void ia64_process_pending_intr(void)
 	  * Perform normal interrupt style processing
 	  */
 	while (vector != IA64_SPURIOUS_INT_VECTOR) {
-		if (!IS_RESCHEDULE(vector)) {
+		if (unlikely(IS_RESCHEDULE(vector)))
+			 kstat_this_cpu.irqs[vector]++;
+		else {
+			struct pt_regs *old_regs = set_irq_regs(NULL);
+
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
 
@@ -214,7 +242,8 @@ void ia64_process_pending_intr(void)
 			 * Probably could shared code.
 			 */
 			vectors_in_migration[local_vector_to_irq(vector)]=0;
-			__do_IRQ(local_vector_to_irq(vector), NULL);
+			__do_IRQ(local_vector_to_irq(vector));
+			set_irq_regs(old_regs);
 
 			/*
 			 * Disable interrupts and send EOI
@@ -231,13 +260,24 @@ void ia64_process_pending_intr(void)
 
 
 #ifdef CONFIG_SMP
-extern irqreturn_t handle_IPI (int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t handle_IPI (int irq, void *dev_id);
+
+static irqreturn_t dummy_handler (int irq, void *dev_id)
+{
+	BUG();
+}
 
 static struct irqaction ipi_irqaction = {
 	.handler =	handle_IPI,
 	.flags =	IRQF_DISABLED,
 	.name =		"IPI"
 };
+
+static struct irqaction resched_irqaction = {
+	.handler =	dummy_handler,
+	.flags =	SA_INTERRUPT,
+	.name =		"resched"
+};
 #endif
 
 void
@@ -262,6 +302,7 @@ init_IRQ (void)
 	register_percpu_irq(IA64_SPURIOUS_INT_VECTOR, NULL);
 #ifdef CONFIG_SMP
 	register_percpu_irq(IA64_IPI_VECTOR, &ipi_irqaction);
+	register_percpu_irq(IA64_IPI_RESCHEDULE, &resched_irqaction);
 #endif
 #ifdef CONFIG_PERFMON
 	pfm_init_percpu();
diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c
index d4a546aa5048..9620822270a6 100644
--- a/arch/ia64/kernel/machvec.c
+++ b/arch/ia64/kernel/machvec.c
@@ -60,7 +60,7 @@ machvec_setup (char **arg)
 EXPORT_SYMBOL(machvec_setup);
 
 void
-machvec_timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+machvec_timer_interrupt (int irq, void *dev_id)
 {
 }
 EXPORT_SYMBOL(machvec_timer_interrupt);
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 663230183254..7cfa63a98cb3 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -499,7 +499,7 @@ int cpe_vector = -1;
 int ia64_cpe_irq = -1;
 
 static irqreturn_t
-ia64_mca_cpe_int_handler (int cpe_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cpe_int_handler (int cpe_irq, void *arg)
 {
 	static unsigned long	cpe_history[CPE_HISTORY_LENGTH];
 	static int		index;
@@ -744,7 +744,7 @@ ia64_mca_wakeup_all(void)
  *  Outputs :   None
  */
 static irqreturn_t
-ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
+ia64_mca_rendez_int_handler(int rendez_irq, void *arg)
 {
 	unsigned long flags;
 	int cpu = smp_processor_id();
@@ -753,8 +753,8 @@ ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
 
 	/* Mask all interrupts */
 	local_irq_save(flags);
-	if (notify_die(DIE_MCA_RENDZVOUS_ENTER, "MCA", regs, (long)&nd, 0, 0)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_MCA_RENDZVOUS_ENTER, "MCA", get_irq_regs(),
+		       (long)&nd, 0, 0) == NOTIFY_STOP)
 		ia64_mca_spin(__FUNCTION__);
 
 	ia64_mc_info.imi_rendez_checkin[cpu] = IA64_MCA_RENDEZ_CHECKIN_DONE;
@@ -763,16 +763,16 @@ ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
 	 */
 	ia64_sal_mc_rendez();
 
-	if (notify_die(DIE_MCA_RENDZVOUS_PROCESS, "MCA", regs, (long)&nd, 0, 0)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_MCA_RENDZVOUS_PROCESS, "MCA", get_irq_regs(),
+		       (long)&nd, 0, 0) == NOTIFY_STOP)
 		ia64_mca_spin(__FUNCTION__);
 
 	/* Wait for the monarch cpu to exit. */
 	while (monarch_cpu != -1)
 	       cpu_relax();	/* spin until monarch leaves */
 
-	if (notify_die(DIE_MCA_RENDZVOUS_LEAVE, "MCA", regs, (long)&nd, 0, 0)
-			== NOTIFY_STOP)
+	if (notify_die(DIE_MCA_RENDZVOUS_LEAVE, "MCA", get_irq_regs(),
+		       (long)&nd, 0, 0) == NOTIFY_STOP)
 		ia64_mca_spin(__FUNCTION__);
 
 	/* Enable all interrupts */
@@ -791,12 +791,11 @@ ia64_mca_rendez_int_handler(int rendez_irq, void *arg, struct pt_regs *regs)
  *
  *  Inputs  :   wakeup_irq  (Wakeup-interrupt bit)
  *	arg		(Interrupt handler specific argument)
- *	ptregs		(Exception frame at the time of the interrupt)
  *  Outputs :   None
  *
  */
 static irqreturn_t
-ia64_mca_wakeup_int_handler(int wakeup_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_wakeup_int_handler(int wakeup_irq, void *arg)
 {
 	return IRQ_HANDLED;
 }
@@ -1261,13 +1260,12 @@ static DECLARE_WORK(cmc_enable_work, ia64_mca_cmc_vector_enable_keventd, NULL);
  * Inputs
  *      interrupt number
  *      client data arg ptr
- *      saved registers ptr
  *
  * Outputs
  *	None
  */
 static irqreturn_t
-ia64_mca_cmc_int_handler(int cmc_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cmc_int_handler(int cmc_irq, void *arg)
 {
 	static unsigned long	cmc_history[CMC_HISTORY_LENGTH];
 	static int		index;
@@ -1336,12 +1334,11 @@ out:
  * Inputs
  *	interrupt number
  *	client data arg ptr
- *	saved registers ptr
  * Outputs
  * 	handled
  */
 static irqreturn_t
-ia64_mca_cmc_int_caller(int cmc_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cmc_int_caller(int cmc_irq, void *arg)
 {
 	static int start_count = -1;
 	unsigned int cpuid;
@@ -1352,7 +1349,7 @@ ia64_mca_cmc_int_caller(int cmc_irq, void *arg, struct pt_regs *ptregs)
 	if (start_count == -1)
 		start_count = IA64_LOG_COUNT(SAL_INFO_TYPE_CMC);
 
-	ia64_mca_cmc_int_handler(cmc_irq, arg, ptregs);
+	ia64_mca_cmc_int_handler(cmc_irq, arg);
 
 	for (++cpuid ; cpuid < NR_CPUS && !cpu_online(cpuid) ; cpuid++);
 
@@ -1403,14 +1400,13 @@ ia64_mca_cmc_poll (unsigned long dummy)
  * Inputs
  *	interrupt number
  *	client data arg ptr
- *	saved registers ptr
  * Outputs
  * 	handled
  */
 #ifdef CONFIG_ACPI
 
 static irqreturn_t
-ia64_mca_cpe_int_caller(int cpe_irq, void *arg, struct pt_regs *ptregs)
+ia64_mca_cpe_int_caller(int cpe_irq, void *arg)
 {
 	static int start_count = -1;
 	static int poll_time = MIN_CPE_POLL_INTERVAL;
@@ -1422,7 +1418,7 @@ ia64_mca_cpe_int_caller(int cpe_irq, void *arg, struct pt_regs *ptregs)
 	if (start_count == -1)
 		start_count = IA64_LOG_COUNT(SAL_INFO_TYPE_CPE);
 
-	ia64_mca_cpe_int_handler(cpe_irq, arg, ptregs);
+	ia64_mca_cpe_int_handler(cpe_irq, arg);
 
 	for (++cpuid ; cpuid < NR_CPUS && !cpu_online(cpuid) ; cpuid++);
 
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
new file mode 100644
index 000000000000..822e59a1b822
--- /dev/null
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -0,0 +1,143 @@
+/*
+ * MSI hooks for standard x86 apic
+ */
+
+#include <linux/pci.h>
+#include <linux/irq.h>
+#include <linux/msi.h>
+#include <asm/smp.h>
+
+/*
+ * Shifts for APIC-based data
+ */
+
+#define MSI_DATA_VECTOR_SHIFT		0
+#define	    MSI_DATA_VECTOR(v)		(((u8)v) << MSI_DATA_VECTOR_SHIFT)
+
+#define MSI_DATA_DELIVERY_SHIFT		8
+#define     MSI_DATA_DELIVERY_FIXED	(0 << MSI_DATA_DELIVERY_SHIFT)
+#define     MSI_DATA_DELIVERY_LOWPRI	(1 << MSI_DATA_DELIVERY_SHIFT)
+
+#define MSI_DATA_LEVEL_SHIFT		14
+#define     MSI_DATA_LEVEL_DEASSERT	(0 << MSI_DATA_LEVEL_SHIFT)
+#define     MSI_DATA_LEVEL_ASSERT	(1 << MSI_DATA_LEVEL_SHIFT)
+
+#define MSI_DATA_TRIGGER_SHIFT		15
+#define     MSI_DATA_TRIGGER_EDGE	(0 << MSI_DATA_TRIGGER_SHIFT)
+#define     MSI_DATA_TRIGGER_LEVEL	(1 << MSI_DATA_TRIGGER_SHIFT)
+
+/*
+ * Shift/mask fields for APIC-based bus address
+ */
+
+#define MSI_TARGET_CPU_SHIFT		4
+#define MSI_ADDR_HEADER			0xfee00000
+
+#define MSI_ADDR_DESTID_MASK		0xfff0000f
+#define     MSI_ADDR_DESTID_CPU(cpu)	((cpu) << MSI_TARGET_CPU_SHIFT)
+
+#define MSI_ADDR_DESTMODE_SHIFT		2
+#define     MSI_ADDR_DESTMODE_PHYS	(0 << MSI_ADDR_DESTMODE_SHIFT)
+#define	    MSI_ADDR_DESTMODE_LOGIC	(1 << MSI_ADDR_DESTMODE_SHIFT)
+
+#define MSI_ADDR_REDIRECTION_SHIFT	3
+#define     MSI_ADDR_REDIRECTION_CPU	(0 << MSI_ADDR_REDIRECTION_SHIFT)
+#define     MSI_ADDR_REDIRECTION_LOWPRI	(1 << MSI_ADDR_REDIRECTION_SHIFT)
+
+static struct irq_chip	ia64_msi_chip;
+
+#ifdef CONFIG_SMP
+static void ia64_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
+{
+	struct msi_msg msg;
+	u32 addr;
+
+	read_msi_msg(irq, &msg);
+
+	addr = msg.address_lo;
+	addr &= MSI_ADDR_DESTID_MASK;
+	addr |= MSI_ADDR_DESTID_CPU(cpu_physical_id(first_cpu(cpu_mask)));
+	msg.address_lo = addr;
+
+	write_msi_msg(irq, &msg);
+	set_native_irq_info(irq, cpu_mask);
+}
+#endif /* CONFIG_SMP */
+
+int ia64_setup_msi_irq(unsigned int irq, struct pci_dev *pdev)
+{
+	struct msi_msg	msg;
+	unsigned long	dest_phys_id;
+	unsigned int	vector;
+
+	dest_phys_id = cpu_physical_id(first_cpu(cpu_online_map));
+	vector = irq;
+
+	msg.address_hi = 0;
+	msg.address_lo =
+		MSI_ADDR_HEADER |
+		MSI_ADDR_DESTMODE_PHYS |
+		MSI_ADDR_REDIRECTION_CPU |
+		MSI_ADDR_DESTID_CPU(dest_phys_id);
+
+	msg.data =
+		MSI_DATA_TRIGGER_EDGE |
+		MSI_DATA_LEVEL_ASSERT |
+		MSI_DATA_DELIVERY_FIXED |
+		MSI_DATA_VECTOR(vector);
+
+	write_msi_msg(irq, &msg);
+	set_irq_chip_and_handler(irq, &ia64_msi_chip, handle_edge_irq);
+
+	return 0;
+}
+
+void ia64_teardown_msi_irq(unsigned int irq)
+{
+	return;		/* no-op */
+}
+
+static void ia64_ack_msi_irq(unsigned int irq)
+{
+	move_native_irq(irq);
+	ia64_eoi();
+}
+
+static int ia64_msi_retrigger_irq(unsigned int irq)
+{
+	unsigned int vector = irq;
+	ia64_resend_irq(vector);
+
+	return 1;
+}
+
+/*
+ * Generic ops used on most IA64 platforms.
+ */
+static struct irq_chip ia64_msi_chip = {
+	.name		= "PCI-MSI",
+	.mask		= mask_msi_irq,
+	.unmask		= unmask_msi_irq,
+	.ack		= ia64_ack_msi_irq,
+#ifdef CONFIG_SMP
+	.set_affinity	= ia64_set_msi_irq_affinity,
+#endif
+	.retrigger	= ia64_msi_retrigger_irq,
+};
+
+
+int arch_setup_msi_irq(unsigned int irq, struct pci_dev *pdev)
+{
+	if (platform_setup_msi_irq)
+		return platform_setup_msi_irq(irq, pdev);
+
+	return ia64_setup_msi_irq(irq, pdev);
+}
+
+void arch_teardown_msi_irq(unsigned int irq)
+{
+	if (platform_teardown_msi_irq)
+		return platform_teardown_msi_irq(irq);
+
+	return ia64_teardown_msi_irq(irq);
+}
diff --git a/arch/ia64/kernel/pal.S b/arch/ia64/kernel/pal.S
index ebaf1e685f5e..0b533441c3c9 100644
--- a/arch/ia64/kernel/pal.S
+++ b/arch/ia64/kernel/pal.S
@@ -21,11 +21,12 @@ pal_entry_point:
 	.text
 
 /*
- * Set the PAL entry point address.  This could be written in C code, but we do it here
- * to keep it all in one module (besides, it's so trivial that it's
+ * Set the PAL entry point address.  This could be written in C code, but we
+ * do it here to keep it all in one module (besides, it's so trivial that it's
  * not a big deal).
  *
- * in0		Address of the PAL entry point (text address, NOT a function descriptor).
+ * in0		Address of the PAL entry point (text address, NOT a function
+ *		descriptor).
  */
 GLOBAL_ENTRY(ia64_pal_handler_init)
 	alloc r3=ar.pfs,1,0,0,0
@@ -36,9 +37,9 @@ GLOBAL_ENTRY(ia64_pal_handler_init)
 END(ia64_pal_handler_init)
 
 /*
- * Default PAL call handler.  This needs to be coded in assembly because it uses
- * the static calling convention, i.e., the RSE may not be used and calls are
- * done via "br.cond" (not "br.call").
+ * Default PAL call handler.  This needs to be coded in assembly because it
+ * uses the static calling convention, i.e., the RSE may not be used and
+ * calls are done via "br.cond" (not "br.call").
  */
 GLOBAL_ENTRY(ia64_pal_default_handler)
 	mov r8=-1
@@ -50,12 +51,10 @@ END(ia64_pal_default_handler)
  *
  * in0         Index of PAL service
  * in1 - in3   Remaining PAL arguments
- * in4	       1 ==> clear psr.ic,  0 ==> don't clear psr.ic
- *
  */
 GLOBAL_ENTRY(ia64_pal_call_static)
-	.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(5)
-	alloc loc1 = ar.pfs,5,5,0,0
+	.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(4)
+	alloc loc1 = ar.pfs,4,5,0,0
 	movl loc2 = pal_entry_point
 1:	{
 	  mov r28 = in0
@@ -64,7 +63,6 @@ GLOBAL_ENTRY(ia64_pal_call_static)
 	}
 	;;
 	ld8 loc2 = [loc2]		// loc2 <- entry point
-	tbit.nz p6,p7 = in4, 0
 	adds r8 = 1f-1b,r8
 	mov loc4=ar.rsc			// save RSE configuration
 	;;
@@ -74,13 +72,11 @@ GLOBAL_ENTRY(ia64_pal_call_static)
 	.body
 	mov r30 = in2
 
-(p6)	rsm psr.i | psr.ic
 	mov r31 = in3
 	mov b7 = loc2
 
-(p7)	rsm psr.i
+	rsm psr.i
 	;;
-(p6)	srlz.i
 	mov rp = r8
 	br.cond.sptk.many b7
 1:	mov psr.l = loc3
@@ -96,8 +92,8 @@ END(ia64_pal_call_static)
  * Make a PAL call using the stacked registers calling convention.
  *
  * Inputs:
- * 	in0         Index of PAL service
- * 	in2 - in3   Remaning PAL arguments
+ *	in0         Index of PAL service
+ *	in2 - in3   Remaining PAL arguments
  */
 GLOBAL_ENTRY(ia64_pal_call_stacked)
 	.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(4)
@@ -131,18 +127,18 @@ END(ia64_pal_call_stacked)
  * Make a physical mode PAL call using the static registers calling convention.
  *
  * Inputs:
- * 	in0         Index of PAL service
- * 	in2 - in3   Remaning PAL arguments
+ *	in0         Index of PAL service
+ *	in2 - in3   Remaining PAL arguments
  *
  * PSR_LP, PSR_TB, PSR_ID, PSR_DA are never set by the kernel.
  * So we don't need to clear them.
  */
-#define PAL_PSR_BITS_TO_CLEAR							\
-	(IA64_PSR_I | IA64_PSR_IT | IA64_PSR_DT  | IA64_PSR_DB | IA64_PSR_RT |	\
-	 IA64_PSR_DD | IA64_PSR_SS | IA64_PSR_RI | IA64_PSR_ED |		\
+#define PAL_PSR_BITS_TO_CLEAR						      \
+	(IA64_PSR_I | IA64_PSR_IT | IA64_PSR_DT  | IA64_PSR_DB | IA64_PSR_RT |\
+	 IA64_PSR_DD | IA64_PSR_SS | IA64_PSR_RI | IA64_PSR_ED |	      \
 	 IA64_PSR_DFL | IA64_PSR_DFH)
 
-#define PAL_PSR_BITS_TO_SET							\
+#define PAL_PSR_BITS_TO_SET						      \
 	(IA64_PSR_BN)
 
 
@@ -178,7 +174,7 @@ GLOBAL_ENTRY(ia64_pal_call_phys_static)
 	;;
 	andcm r16=loc3,r16		// removes bits to clear from psr
 	br.call.sptk.many rp=ia64_switch_mode_phys
-.ret1:	mov rp = r8			// install return address (physical)
+	mov rp = r8			// install return address (physical)
 	mov loc5 = r19
 	mov loc6 = r20
 	br.cond.sptk.many b7
@@ -188,7 +184,6 @@ GLOBAL_ENTRY(ia64_pal_call_phys_static)
 	mov r19=loc5
 	mov r20=loc6
 	br.call.sptk.many rp=ia64_switch_mode_virt // return to virtual mode
-.ret2:
 	mov psr.l = loc3		// restore init PSR
 
 	mov ar.pfs = loc1
@@ -203,8 +198,8 @@ END(ia64_pal_call_phys_static)
  * Make a PAL call using the stacked registers in physical mode.
  *
  * Inputs:
- * 	in0         Index of PAL service
- * 	in2 - in3   Remaning PAL arguments
+ *	in0         Index of PAL service
+ *	in2 - in3   Remaining PAL arguments
  */
 GLOBAL_ENTRY(ia64_pal_call_phys_stacked)
 	.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(5)
@@ -212,7 +207,7 @@ GLOBAL_ENTRY(ia64_pal_call_phys_stacked)
 	movl	loc2 = pal_entry_point
 1:	{
 	  mov r28  = in0		// copy procedure index
-	  mov loc0 = rp		// save rp
+	  mov loc0 = rp			// save rp
 	}
 	.body
 	;;
@@ -245,7 +240,7 @@ GLOBAL_ENTRY(ia64_pal_call_phys_stacked)
 	mov r16=loc3			// r16= original psr
 	mov r19=loc5
 	mov r20=loc6
-	br.call.sptk.many rp=ia64_switch_mode_virt	// return to virtual mode
+	br.call.sptk.many rp=ia64_switch_mode_virt // return to virtual mode
 
 	mov psr.l  = loc3		// restore init PSR
 	mov ar.pfs = loc1
@@ -257,10 +252,11 @@ GLOBAL_ENTRY(ia64_pal_call_phys_stacked)
 END(ia64_pal_call_phys_stacked)
 
 /*
- * Save scratch fp scratch regs which aren't saved in pt_regs already (fp10-fp15).
+ * Save scratch fp scratch regs which aren't saved in pt_regs already
+ * (fp10-fp15).
  *
- * NOTE: We need to do this since firmware (SAL and PAL) may use any of the scratch
- * regs fp-low partition.
+ * NOTE: We need to do this since firmware (SAL and PAL) may use any of the
+ * scratch regs fp-low partition.
  *
  * Inputs:
  *      in0	Address of stack storage for fp regs
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 281004ff7b00..3aaede0d6981 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -5558,12 +5558,13 @@ report_spurious2:
 }
 
 static irqreturn_t
-pfm_interrupt_handler(int irq, void *arg, struct pt_regs *regs)
+pfm_interrupt_handler(int irq, void *arg)
 {
 	unsigned long start_cycles, total_cycles;
 	unsigned long min, max;
 	int this_cpu;
 	int ret;
+	struct pt_regs *regs = get_irq_regs();
 
 	this_cpu = get_cpu();
 	if (likely(!pfm_alt_intr_handler)) {
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 62e07f906e05..39e0cd3a0884 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -45,7 +45,7 @@ static struct time_interpolator itc_interpolator = {
 };
 
 static irqreturn_t
-timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+timer_interrupt (int irq, void *dev_id)
 {
 	unsigned long new_itm;
 
@@ -53,7 +53,7 @@ timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 		return IRQ_HANDLED;
 	}
 
-	platform_timer_interrupt(irq, dev_id, regs);
+	platform_timer_interrupt(irq, dev_id);
 
 	new_itm = local_cpu_data->itm_next;
 
@@ -61,10 +61,10 @@ timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 		printk(KERN_ERR "Oops: timer tick before it's due (itc=%lx,itm=%lx)\n",
 		       ia64_get_itc(), new_itm);
 
-	profile_tick(CPU_PROFILING, regs);
+	profile_tick(CPU_PROFILING);
 
 	while (1) {
-		update_process_times(user_mode(regs));
+		update_process_times(user_mode(get_irq_regs()));
 
 		new_itm += local_cpu_data->itm_delta;
 
@@ -84,6 +84,12 @@ timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 
 		if (time_after(new_itm, ia64_get_itc()))
 			break;
+
+		/*
+		 * Allow IPIs to interrupt the timer loop.
+		 */
+		local_irq_enable();
+		local_irq_disable();
 	}
 
 	do {
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index daf977ff2920..82deaa3a7c48 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -233,6 +233,7 @@ paging_init (void)
 	efi_memmap_walk(count_pages, &num_physpages);
 
 	max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT;
+	memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
 	max_zone_pfns[ZONE_DMA] = max_dma;
 	max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
 
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index d497b6b0f5b2..96722cb1b49d 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -709,6 +709,7 @@ void __init paging_init(void)
 			max_pfn = mem_data[node].max_pfn;
 	}
 
+	memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
 	max_zone_pfns[ZONE_DMA] = max_dma;
 	max_zone_pfns[ZONE_NORMAL] = max_pfn;
 	free_area_init_nodes(max_zone_pfns);
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index 15c7c670da39..b30be7c48ba8 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -810,12 +810,3 @@ pcibios_prep_mwi (struct pci_dev *dev)
 	}
 	return rc;
 }
-
-int pci_vector_resources(int last, int nr_released)
-{
-	int count = nr_released;
-
-	count += (IA64_LAST_DEVICE_VECTOR - last);
-
-	return count;
-}
diff --git a/arch/ia64/sn/kernel/Makefile b/arch/ia64/sn/kernel/Makefile
index ab9c48c88012..2d78f34dd763 100644
--- a/arch/ia64/sn/kernel/Makefile
+++ b/arch/ia64/sn/kernel/Makefile
@@ -19,3 +19,4 @@ xp-y				:= xp_main.o xp_nofault.o
 obj-$(CONFIG_IA64_SGI_SN_XP)	+= xpc.o
 xpc-y				:= xpc_main.o xpc_channel.o xpc_partition.o
 obj-$(CONFIG_IA64_SGI_SN_XP)	+= xpnet.o
+obj-$(CONFIG_PCI_MSI)		+= msi_sn.o
diff --git a/arch/ia64/sn/kernel/huberror.c b/arch/ia64/sn/kernel/huberror.c
index 96fb81e6321f..abca6bd7962f 100644
--- a/arch/ia64/sn/kernel/huberror.c
+++ b/arch/ia64/sn/kernel/huberror.c
@@ -22,7 +22,7 @@
 void hubiio_crb_error_handler(struct hubdev_info *hubdev_info);
 extern void bte_crb_error_handler(cnodeid_t, int, int, ioerror_t *,
 				  int);
-static irqreturn_t hub_eint_handler(int irq, void *arg, struct pt_regs *ep)
+static irqreturn_t hub_eint_handler(int irq, void *arg)
 {
 	struct hubdev_info *hubdev_info;
 	struct ia64_sal_retval ret_stuff;
@@ -178,7 +178,7 @@ void hubiio_crb_error_handler(struct hubdev_info *hubdev_info)
  */
 void hub_error_init(struct hubdev_info *hubdev_info)
 {
-	if (request_irq(SGI_II_ERROR, (void *)hub_eint_handler, IRQF_SHARED,
+	if (request_irq(SGI_II_ERROR, hub_eint_handler, IRQF_SHARED,
 			"SN_hub_error", (void *)hubdev_info))
 		printk("hub_error_init: Failed to request_irq for 0x%p\n",
 		    hubdev_info);
diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c
new file mode 100644
index 000000000000..6ffd1f850d41
--- /dev/null
+++ b/arch/ia64/sn/kernel/msi_sn.c
@@ -0,0 +1,230 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2006 Silicon Graphics, Inc.  All Rights Reserved.
+ */
+
+#include <linux/types.h>
+#include <linux/irq.h>
+#include <linux/pci.h>
+#include <linux/cpumask.h>
+#include <linux/msi.h>
+
+#include <asm/sn/addrs.h>
+#include <asm/sn/intr.h>
+#include <asm/sn/pcibus_provider_defs.h>
+#include <asm/sn/pcidev.h>
+#include <asm/sn/nodepda.h>
+
+struct sn_msi_info {
+	u64 pci_addr;
+	struct sn_irq_info *sn_irq_info;
+};
+
+static struct sn_msi_info sn_msi_info[NR_IRQS];
+
+static struct irq_chip sn_msi_chip;
+
+void sn_teardown_msi_irq(unsigned int irq)
+{
+	nasid_t nasid;
+	int widget;
+	struct pci_dev *pdev;
+	struct pcidev_info *sn_pdev;
+	struct sn_irq_info *sn_irq_info;
+	struct pcibus_bussoft *bussoft;
+	struct sn_pcibus_provider *provider;
+
+	sn_irq_info = sn_msi_info[irq].sn_irq_info;
+	if (sn_irq_info == NULL || sn_irq_info->irq_int_bit >= 0)
+		return;
+
+	sn_pdev = (struct pcidev_info *)sn_irq_info->irq_pciioinfo;
+	pdev = sn_pdev->pdi_linux_pcidev;
+	provider = SN_PCIDEV_BUSPROVIDER(pdev);
+
+	(*provider->dma_unmap)(pdev,
+			       sn_msi_info[irq].pci_addr,
+			       PCI_DMA_FROMDEVICE);
+	sn_msi_info[irq].pci_addr = 0;
+
+	bussoft = SN_PCIDEV_BUSSOFT(pdev);
+	nasid = NASID_GET(bussoft->bs_base);
+	widget = (nasid & 1) ?
+			TIO_SWIN_WIDGETNUM(bussoft->bs_base) :
+			SWIN_WIDGETNUM(bussoft->bs_base);
+
+	sn_intr_free(nasid, widget, sn_irq_info);
+	sn_msi_info[irq].sn_irq_info = NULL;
+
+	return;
+}
+
+int sn_setup_msi_irq(unsigned int irq, struct pci_dev *pdev)
+{
+	struct msi_msg msg;
+	struct msi_desc *entry;
+	int widget;
+	int status;
+	nasid_t nasid;
+	u64 bus_addr;
+	struct sn_irq_info *sn_irq_info;
+	struct pcibus_bussoft *bussoft = SN_PCIDEV_BUSSOFT(pdev);
+	struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev);
+
+	entry = get_irq_data(irq);
+	if (!entry->msi_attrib.is_64)
+		return -EINVAL;
+
+	if (bussoft == NULL)
+		return -EINVAL;
+
+	if (provider == NULL || provider->dma_map_consistent == NULL)
+		return -EINVAL;
+
+	/*
+	 * Set up the vector plumbing.  Let the prom (via sn_intr_alloc)
+	 * decide which cpu to direct this msi at by default.
+	 */
+
+	nasid = NASID_GET(bussoft->bs_base);
+	widget = (nasid & 1) ?
+			TIO_SWIN_WIDGETNUM(bussoft->bs_base) :
+			SWIN_WIDGETNUM(bussoft->bs_base);
+
+	sn_irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL);
+	if (! sn_irq_info)
+		return -ENOMEM;
+
+	status = sn_intr_alloc(nasid, widget, sn_irq_info, irq, -1, -1);
+	if (status) {
+		kfree(sn_irq_info);
+		return -ENOMEM;
+	}
+
+	sn_irq_info->irq_int_bit = -1;		/* mark this as an MSI irq */
+	sn_irq_fixup(pdev, sn_irq_info);
+
+	/* Prom probably should fill these in, but doesn't ... */
+	sn_irq_info->irq_bridge_type = bussoft->bs_asic_type;
+	sn_irq_info->irq_bridge = (void *)bussoft->bs_base;
+
+	/*
+	 * Map the xio address into bus space
+	 */
+	bus_addr = (*provider->dma_map_consistent)(pdev,
+					sn_irq_info->irq_xtalkaddr,
+					sizeof(sn_irq_info->irq_xtalkaddr),
+					SN_DMA_MSI|SN_DMA_ADDR_XIO);
+	if (! bus_addr) {
+		sn_intr_free(nasid, widget, sn_irq_info);
+		kfree(sn_irq_info);
+		return -ENOMEM;
+	}
+
+	sn_msi_info[irq].sn_irq_info = sn_irq_info;
+	sn_msi_info[irq].pci_addr = bus_addr;
+
+	msg.address_hi = (u32)(bus_addr >> 32);
+	msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff);
+
+	/*
+	 * In the SN platform, bit 16 is a "send vector" bit which
+	 * must be present in order to move the vector through the system.
+	 */
+	msg.data = 0x100 + irq;
+
+#ifdef CONFIG_SMP
+	set_irq_affinity_info(irq, sn_irq_info->irq_cpuid, 0);
+#endif
+
+	write_msi_msg(irq, &msg);
+	set_irq_chip_and_handler(irq, &sn_msi_chip, handle_edge_irq);
+
+	return 0;
+}
+
+#ifdef CONFIG_SMP
+static void sn_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
+{
+	struct msi_msg msg;
+	int slice;
+	nasid_t nasid;
+	u64 bus_addr;
+	struct pci_dev *pdev;
+	struct pcidev_info *sn_pdev;
+	struct sn_irq_info *sn_irq_info;
+	struct sn_irq_info *new_irq_info;
+	struct sn_pcibus_provider *provider;
+	unsigned int cpu;
+
+	cpu = first_cpu(cpu_mask);
+	sn_irq_info = sn_msi_info[irq].sn_irq_info;
+	if (sn_irq_info == NULL || sn_irq_info->irq_int_bit >= 0)
+		return;
+
+	/*
+	 * Release XIO resources for the old MSI PCI address
+	 */
+
+	read_msi_msg(irq, &msg);
+        sn_pdev = (struct pcidev_info *)sn_irq_info->irq_pciioinfo;
+	pdev = sn_pdev->pdi_linux_pcidev;
+	provider = SN_PCIDEV_BUSPROVIDER(pdev);
+
+	bus_addr = (u64)(msg.address_hi) << 32 | (u64)(msg.address_lo);
+	(*provider->dma_unmap)(pdev, bus_addr, PCI_DMA_FROMDEVICE);
+	sn_msi_info[irq].pci_addr = 0;
+
+	nasid = cpuid_to_nasid(cpu);
+	slice = cpuid_to_slice(cpu);
+
+	new_irq_info = sn_retarget_vector(sn_irq_info, nasid, slice);
+	sn_msi_info[irq].sn_irq_info = new_irq_info;
+	if (new_irq_info == NULL)
+		return;
+
+	/*
+	 * Map the xio address into bus space
+	 */
+
+	bus_addr = (*provider->dma_map_consistent)(pdev,
+					new_irq_info->irq_xtalkaddr,
+					sizeof(new_irq_info->irq_xtalkaddr),
+					SN_DMA_MSI|SN_DMA_ADDR_XIO);
+
+	sn_msi_info[irq].pci_addr = bus_addr;
+	msg.address_hi = (u32)(bus_addr >> 32);
+	msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff);
+
+	write_msi_msg(irq, &msg);
+	set_native_irq_info(irq, cpu_mask);
+}
+#endif /* CONFIG_SMP */
+
+static void sn_ack_msi_irq(unsigned int irq)
+{
+	move_native_irq(irq);
+	ia64_eoi();
+}
+
+static int sn_msi_retrigger_irq(unsigned int irq)
+{
+	unsigned int vector = irq;
+	ia64_resend_irq(vector);
+
+	return 1;
+}
+
+static struct irq_chip sn_msi_chip = {
+	.name		= "PCI-MSI",
+	.mask		= mask_msi_irq,
+	.unmask		= unmask_msi_irq,
+	.ack		= sn_ack_msi_irq,
+#ifdef CONFIG_SMP
+	.set_affinity	= sn_set_msi_irq_affinity,
+#endif
+	.retrigger	= sn_msi_retrigger_irq,
+};
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 5f2dcba7fa8d..7a2d824c5ce3 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -65,7 +65,6 @@ extern void sn_timer_init(void);
 extern unsigned long last_time_offset;
 extern void (*ia64_mark_idle) (int);
 extern void snidle(int);
-extern unsigned char acpi_kbd_controller_present;
 extern unsigned long long (*ia64_printk_clock)(void);
 
 unsigned long sn_rtc_cycles_per_second;
@@ -452,17 +451,6 @@ void __init sn_setup(char **cmdline_p)
 
 	ia64_printk_clock = ia64_sn2_printk_clock;
 
-	/*
-	 * Old PROMs do not provide an ACPI FADT. Disable legacy keyboard
-	 * support here so we don't have to listen to failed keyboard probe
-	 * messages.
-	 */
-	if (is_shub1() && version <= 0x0209 && acpi_kbd_controller_present) {
-		printk(KERN_INFO "Disabling legacy keyboard support as prom "
-		       "is too old and doesn't provide FADT\n");
-		acpi_kbd_controller_present = 0;
-	}
-
 	printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF);
 
 	/*
diff --git a/arch/ia64/sn/kernel/sn2/timer_interrupt.c b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
index fa7f69945917..103d6ea8e94b 100644
--- a/arch/ia64/sn/kernel/sn2/timer_interrupt.c
+++ b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
@@ -36,7 +36,7 @@ extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 
 #define SN_LB_INT_WAR_INTERVAL 100
 
-void sn_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+void sn_timer_interrupt(int irq, void *dev_id)
 {
 	/* LED blinking */
 	if (!pda->hb_count--) {
diff --git a/arch/ia64/sn/kernel/xpc_main.c b/arch/ia64/sn/kernel/xpc_main.c
index 4d026f9dd98b..fa96dfc0e1aa 100644
--- a/arch/ia64/sn/kernel/xpc_main.c
+++ b/arch/ia64/sn/kernel/xpc_main.c
@@ -222,7 +222,7 @@ xpc_timeout_partition_disengage_request(unsigned long data)
  * Notify the heartbeat check thread that an IRQ has been received.
  */
 static irqreturn_t
-xpc_act_IRQ_handler(int irq, void *dev_id, struct pt_regs *regs)
+xpc_act_IRQ_handler(int irq, void *dev_id)
 {
 	atomic_inc(&xpc_act_IRQ_rcvd);
 	wake_up_interruptible(&xpc_act_IRQ_wq);
@@ -607,12 +607,9 @@ xpc_activate_partition(struct xpc_partition *part)
  *	irq - Interrupt ReQuest number. NOT USED.
  *
  *	dev_id - partid of IPI's potential sender.
- *
- *	regs - processor's context before the processor entered
- *	       interrupt code. NOT USED.
  */
 irqreturn_t
-xpc_notify_IRQ_handler(int irq, void *dev_id, struct pt_regs *regs)
+xpc_notify_IRQ_handler(int irq, void *dev_id)
 {
 	partid_t partid = (partid_t) (u64) dev_id;
 	struct xpc_partition *part = &xpc_partitions[partid];
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_ate.c b/arch/ia64/sn/pci/pcibr/pcibr_ate.c
index 5eb1e1e078b4..935029fc400d 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_ate.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_ate.c
@@ -126,7 +126,7 @@ int pcibr_ate_alloc(struct pcibus_info *pcibus_info, int count)
  * Setup an Address Translation Entry as specified.  Use either the Bridge
  * internal maps or the external map RAM, as appropriate.
  */
-static inline u64 *pcibr_ate_addr(struct pcibus_info *pcibus_info,
+static inline u64 __iomem *pcibr_ate_addr(struct pcibus_info *pcibus_info,
 				       int ate_index)
 {
 	if (ate_index < pcibus_info->pbi_int_ate_size) {
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
index 838c93c9a16a..27dd7df0f446 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
@@ -95,7 +95,7 @@ u16 sn_ioboard_to_pci_bus(struct pci_bus *pci_bus)
  * bridge sends an error interrupt.
  */
 static irqreturn_t
-pcibr_error_intr_handler(int irq, void *arg, struct pt_regs *regs)
+pcibr_error_intr_handler(int irq, void *arg)
 {
 	struct pcibus_info *soft = (struct pcibus_info *)arg;
 
@@ -138,7 +138,7 @@ pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	/*
 	 * register the bridge's error interrupt handler
 	 */
-	if (request_irq(SGI_PCIASIC_ERROR, (void *)pcibr_error_intr_handler,
+	if (request_irq(SGI_PCIASIC_ERROR, pcibr_error_intr_handler,
 			IRQF_SHARED, "PCIBR error", (void *)(soft))) {
 		printk(KERN_WARNING
 		       "pcibr cannot allocate interrupt for error handler\n");
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index c36b0f5affb3..8a2cb4e691fd 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -550,13 +550,12 @@ tioca_dma_map(struct pci_dev *pdev, u64 paddr, size_t byte_count, int dma_flags)
  * tioca_error_intr_handler - SGI TIO CA error interrupt handler
  * @irq: unused
  * @arg: pointer to tioca_common struct for the given CA
- * @pt: unused
  *
  * Handle a CA error interrupt.  Simply a wrapper around a SAL call which
  * defers processing to the SGI prom.
  */
 static irqreturn_t
-tioca_error_intr_handler(int irq, void *arg, struct pt_regs *pt)
+tioca_error_intr_handler(int irq, void *arg)
 {
 	struct tioca_common *soft = arg;
 	struct ia64_sal_retval ret_stuff;
diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c
index af7171adcd2c..46e16dcf5971 100644
--- a/arch/ia64/sn/pci/tioce_provider.c
+++ b/arch/ia64/sn/pci/tioce_provider.c
@@ -53,7 +53,7 @@
  */
 
 static void inline
-tioce_mmr_war_pre(struct tioce_kernel *kern, void *mmr_addr)
+tioce_mmr_war_pre(struct tioce_kernel *kern, void __iomem *mmr_addr)
 {
 	u64 mmr_base;
 	u64 mmr_offset;
@@ -62,7 +62,7 @@ tioce_mmr_war_pre(struct tioce_kernel *kern, void *mmr_addr)
 		return;
 
 	mmr_base = kern->ce_common->ce_pcibus.bs_base;
-	mmr_offset = (u64)mmr_addr - mmr_base;
+	mmr_offset = (unsigned long)mmr_addr - mmr_base;
 
 	if (mmr_offset < 0x45000) {
 		u64 mmr_war_offset;
@@ -79,7 +79,7 @@ tioce_mmr_war_pre(struct tioce_kernel *kern, void *mmr_addr)
 }
 
 static void inline
-tioce_mmr_war_post(struct tioce_kernel *kern, void *mmr_addr)
+tioce_mmr_war_post(struct tioce_kernel *kern, void __iomem *mmr_addr)
 {
 	u64 mmr_base;
 	u64 mmr_offset;
@@ -88,7 +88,7 @@ tioce_mmr_war_post(struct tioce_kernel *kern, void *mmr_addr)
 		return;
 
 	mmr_base = kern->ce_common->ce_pcibus.bs_base;
-	mmr_offset = (u64)mmr_addr - mmr_base;
+	mmr_offset = (unsigned long)mmr_addr - mmr_base;
 
 	if (mmr_offset < 0x45000) {
 		if (mmr_offset == 0x100)
@@ -223,7 +223,7 @@ tioce_dma_d64(unsigned long ct_addr, int dma_flags)
  * @pci_dev.
  */
 static inline void
-pcidev_to_tioce(struct pci_dev *pdev, struct tioce **base,
+pcidev_to_tioce(struct pci_dev *pdev, struct tioce __iomem **base,
 		struct tioce_kernel **kernel, int *port)
 {
 	struct pcidev_info *pcidev_info;
@@ -235,7 +235,7 @@ pcidev_to_tioce(struct pci_dev *pdev, struct tioce **base,
 	ce_kernel = (struct tioce_kernel *)ce_common->ce_kernel_private;
 
 	if (base)
-		*base = (struct tioce *)ce_common->ce_pcibus.bs_base;
+		*base = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base;
 	if (kernel)
 		*kernel = ce_kernel;
 
@@ -275,13 +275,13 @@ tioce_alloc_map(struct tioce_kernel *ce_kern, int type, int port,
 	u64 pagesize;
 	int msi_capable, msi_wanted;
 	u64 *ate_shadow;
-	u64 *ate_reg;
+	u64 __iomem *ate_reg;
 	u64 addr;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	u64 bus_base;
 	struct tioce_dmamap *map;
 
-	ce_mmr = (struct tioce *)ce_kern->ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_kern->ce_common->ce_pcibus.bs_base;
 
 	switch (type) {
 	case TIOCE_ATE_M32:
@@ -386,7 +386,7 @@ tioce_dma_d32(struct pci_dev *pdev, u64 ct_addr, int dma_flags)
 {
 	int dma_ok;
 	int port;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	struct tioce_kernel *ce_kern;
 	u64 ct_upper;
 	u64 ct_lower;
@@ -461,7 +461,7 @@ tioce_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
 	int i;
 	int port;
 	struct tioce_kernel *ce_kern;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	unsigned long flags;
 
 	bus_addr = tioce_dma_barrier(bus_addr, 0);
@@ -666,12 +666,11 @@ tioce_dma_consistent(struct pci_dev *pdev, u64 paddr, size_t byte_count, int dma
  * tioce_error_intr_handler - SGI TIO CE error interrupt handler
  * @irq: unused
  * @arg: pointer to tioce_common struct for the given CE
- * @pt: unused
  *
  * Handle a CE error interrupt.  Simply a wrapper around a SAL call which
  * defers processing to the SGI prom.
  */ static irqreturn_t
-tioce_error_intr_handler(int irq, void *arg, struct pt_regs *pt)
+tioce_error_intr_handler(int irq, void *arg)
 {
 	struct tioce_common *soft = arg;
 	struct ia64_sal_retval ret_stuff;
@@ -701,9 +700,9 @@ static void
 tioce_reserve_m32(struct tioce_kernel *ce_kern, u64 base, u64 limit)
 {
 	int ate_index, last_ate, ps;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 
-	ce_mmr = (struct tioce *)ce_kern->ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_kern->ce_common->ce_pcibus.bs_base;
 	ps = ce_kern->ce_ate3240_pagesize;
 	ate_index = ATE_PAGE(base, ps);
 	last_ate = ate_index + ATE_NPAGES(base, limit-base+1, ps) - 1;
@@ -737,7 +736,7 @@ tioce_kern_init(struct tioce_common *tioce_common)
 	int dev;
 	u32 tmp;
 	unsigned int seg, bus;
-	struct tioce *tioce_mmr;
+	struct tioce __iomem *tioce_mmr;
 	struct tioce_kernel *tioce_kern;
 
 	tioce_kern = kzalloc(sizeof(struct tioce_kernel), GFP_KERNEL);
@@ -768,7 +767,7 @@ tioce_kern_init(struct tioce_common *tioce_common)
 	 * the ate's.
 	 */
 
-	tioce_mmr = (struct tioce *)tioce_common->ce_pcibus.bs_base;
+	tioce_mmr = (struct tioce __iomem *)tioce_common->ce_pcibus.bs_base;
 	tioce_mmr_clri(tioce_kern, &tioce_mmr->ce_ure_page_map,
 		       CE_URE_PAGESIZE_MASK);
 	tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_ure_page_map,
@@ -859,7 +858,7 @@ tioce_force_interrupt(struct sn_irq_info *sn_irq_info)
 	struct pcidev_info *pcidev_info;
 	struct tioce_common *ce_common;
 	struct tioce_kernel *ce_kern;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	u64 force_int_val;
 
 	if (!sn_irq_info->irq_bridge)
@@ -873,7 +872,7 @@ tioce_force_interrupt(struct sn_irq_info *sn_irq_info)
 		return;
 
 	ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info;
-	ce_mmr = (struct tioce *)ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base;
 	ce_kern = (struct tioce_kernel *)ce_common->ce_kernel_private;
 
 	/*
@@ -954,7 +953,7 @@ tioce_target_interrupt(struct sn_irq_info *sn_irq_info)
 	struct pcidev_info *pcidev_info;
 	struct tioce_common *ce_common;
 	struct tioce_kernel *ce_kern;
-	struct tioce *ce_mmr;
+	struct tioce __iomem *ce_mmr;
 	int bit;
 	u64 vector;
 
@@ -963,7 +962,7 @@ tioce_target_interrupt(struct sn_irq_info *sn_irq_info)
 		return;
 
 	ce_common = (struct tioce_common *)pcidev_info->pdi_pcibus_info;
-	ce_mmr = (struct tioce *)ce_common->ce_pcibus.bs_base;
+	ce_mmr = (struct tioce __iomem *)ce_common->ce_pcibus.bs_base;
 	ce_kern = (struct tioce_kernel *)ce_common->ce_kernel_private;
 
 	bit = sn_irq_info->irq_int_bit;
@@ -995,7 +994,7 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	cnodeid_t my_cnode, mem_cnode;
 	struct tioce_common *tioce_common;
 	struct tioce_kernel *tioce_kern;
-	struct tioce *tioce_mmr;
+	struct tioce __iomem *tioce_mmr;
 
 	/*
 	 * Allocate kernel bus soft and copy from prom.
@@ -1019,7 +1018,7 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	 * interrupt handler.
 	 */
 
-	tioce_mmr = (struct tioce *)tioce_common->ce_pcibus.bs_base;
+	tioce_mmr = (struct tioce __iomem *)tioce_common->ce_pcibus.bs_base;
 	tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_adm_int_status_alias, ~0ULL);
 	tioce_mmr_seti(tioce_kern, &tioce_mmr->ce_adm_error_summary_alias,
 		       ~0ULL);