diff options
Diffstat (limited to 'arch/ia64')
35 files changed, 1169 insertions, 1076 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index db9ddff9584..36c7b9682aa 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -62,7 +62,11 @@ config GENERIC_CALIBRATE_DELAY bool default y -config TIME_INTERPOLATION +config GENERIC_TIME + bool + default y + +config GENERIC_TIME_VSYSCALL bool default y @@ -582,8 +586,8 @@ menu "Instrumentation Support" source "arch/ia64/oprofile/Kconfig" config KPROBES - bool "Kprobes (EXPERIMENTAL)" - depends on KALLSYMS && EXPERIMENTAL && MODULES + bool "Kprobes" + depends on KALLSYMS && MODULES help Kprobes allows you to trap at almost any kernel address and execute a callback function. register_kprobe() establishes diff --git a/arch/ia64/configs/bigsur_defconfig b/arch/ia64/configs/bigsur_defconfig index 90e9c2e61bf..9eb48c0927b 100644 --- a/arch/ia64/configs/bigsur_defconfig +++ b/arch/ia64/configs/bigsur_defconfig @@ -85,7 +85,7 @@ CONFIG_MMU=y CONFIG_SWIOTLB=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y diff --git a/arch/ia64/configs/gensparse_defconfig b/arch/ia64/configs/gensparse_defconfig index 0d29aa2066b..3a9ed951db0 100644 --- a/arch/ia64/configs/gensparse_defconfig +++ b/arch/ia64/configs/gensparse_defconfig @@ -86,7 +86,7 @@ CONFIG_MMU=y CONFIG_SWIOTLB=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y diff --git a/arch/ia64/configs/sim_defconfig b/arch/ia64/configs/sim_defconfig index d9146c31ea1..c420d9f3df9 100644 --- a/arch/ia64/configs/sim_defconfig +++ b/arch/ia64/configs/sim_defconfig @@ -86,7 +86,7 @@ CONFIG_MMU=y CONFIG_SWIOTLB=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y diff --git a/arch/ia64/configs/sn2_defconfig b/arch/ia64/configs/sn2_defconfig index 64e951de4e5..4c9ffc47bc7 100644 --- a/arch/ia64/configs/sn2_defconfig +++ b/arch/ia64/configs/sn2_defconfig @@ -93,7 +93,7 @@ CONFIG_SWIOTLB=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_DMI=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig index a1446931b40..3dbb3987df2 100644 --- a/arch/ia64/configs/tiger_defconfig +++ b/arch/ia64/configs/tiger_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.21-rc3 -# Thu Mar 8 11:07:09 2007 +# Linux kernel version: 2.6.22 +# Thu Jul 19 13:54:47 2007 # CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" @@ -19,15 +19,15 @@ CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set +# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=20 # CONFIG_CPUSETS is not set CONFIG_SYSFS_DEPRECATED=y # CONFIG_RELAY is not set @@ -46,18 +46,19 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y 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_SLAB=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 -# CONFIG_SLOB is not set - -# -# Loadable module support -# CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set @@ -65,12 +66,9 @@ CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_KMOD=y CONFIG_STOP_MACHINE=y - -# -# Block layer -# CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_BLK_DEV_BSG is not set # # IO Schedulers @@ -91,6 +89,7 @@ CONFIG_DEFAULT_IOSCHED="anticipatory" CONFIG_IA64=y CONFIG_64BIT=y CONFIG_ZONE_DMA=y +CONFIG_QUICKLIST=y CONFIG_MMU=y CONFIG_SWIOTLB=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y @@ -98,7 +97,7 @@ CONFIG_RWSEM_XCHGADD_ALGORITHM=y # CONFIG_ARCH_HAS_ILOG2_U64 is not set CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_DMI=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y @@ -114,8 +113,8 @@ CONFIG_IA64_DIG=y CONFIG_MCKINLEY=y # CONFIG_IA64_PAGE_SIZE_4KB is not set # CONFIG_IA64_PAGE_SIZE_8KB is not set -CONFIG_IA64_PAGE_SIZE_16KB=y -# CONFIG_IA64_PAGE_SIZE_64KB is not set +# CONFIG_IA64_PAGE_SIZE_16KB is not set +CONFIG_IA64_PAGE_SIZE_64KB=y CONFIG_PGTABLE_3=y # CONFIG_PGTABLE_4 is not set # CONFIG_HZ_100 is not set @@ -145,6 +144,9 @@ CONFIG_FLAT_NODE_MEM_MAP=y CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_RESOURCES_64BIT=y CONFIG_ZONE_DMA_FLAG=1 +CONFIG_BOUNCE=y +CONFIG_NR_QUICK=1 +CONFIG_VIRT_TO_BUS=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_ARCH_DISCONTIGMEM_ENABLE=y CONFIG_ARCH_FLATMEM_ENABLE=y @@ -152,11 +154,11 @@ CONFIG_ARCH_SPARSEMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_VIRTUAL_MEM_MAP=y CONFIG_HOLES_IN_ZONE=y -CONFIG_IA32_SUPPORT=y -CONFIG_COMPAT=y +# CONFIG_IA32_SUPPORT is not set CONFIG_IA64_MCA_RECOVERY=y CONFIG_PERFMON=y CONFIG_IA64_PALINFO=y +# CONFIG_IA64_MC_ERR_INJECT is not set # CONFIG_IA64_ESI is not set CONFIG_KEXEC=y # CONFIG_CRASH_DUMP is not set @@ -166,6 +168,7 @@ CONFIG_KEXEC=y # CONFIG_EFI_VARS=y CONFIG_EFI_PCDP=y +CONFIG_DMIID=y CONFIG_BINFMT_ELF=y CONFIG_BINFMT_MISC=m @@ -175,7 +178,6 @@ CONFIG_BINFMT_MISC=m CONFIG_PM=y CONFIG_PM_LEGACY=y # CONFIG_PM_DEBUG is not set -# CONFIG_PM_SYSFS_DEPRECATED is not set # # ACPI (Advanced Configuration and Power Interface) Support @@ -205,13 +207,11 @@ CONFIG_ACPI_CONTAINER=m # CONFIG_PCI=y CONFIG_PCI_DOMAINS=y +CONFIG_PCI_SYSCALL=y # CONFIG_PCIEPORTBUS is not set +CONFIG_ARCH_SUPPORTS_MSI=y # CONFIG_PCI_MSI is not set # CONFIG_PCI_DEBUG is not set - -# -# PCI Hotplug Support -# CONFIG_HOTPLUG_PCI=m # CONFIG_HOTPLUG_PCI_FAKE is not set CONFIG_HOTPLUG_PCI_ACPI=m @@ -232,7 +232,6 @@ CONFIG_NET=y # # Networking options # -# CONFIG_NETDEBUG is not set CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set CONFIG_UNIX=y @@ -270,20 +269,8 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_INET6_TUNNEL is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# # CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# # CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -309,7 +296,17 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_HAMRADIO is not set # CONFIG_IRDA is not set # CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -324,25 +321,9 @@ CONFIG_FW_LOADER=m # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set - -# -# Memory Technology Devices (MTD) -# # CONFIG_MTD is not set - -# -# Parallel port support -# # CONFIG_PARPORT is not set - -# -# Plug and Play support -# CONFIG_PNP=y # CONFIG_PNP_DEBUG is not set @@ -350,10 +331,7 @@ CONFIG_PNP=y # Protocols # CONFIG_PNPACPI=y - -# -# Block devices -# +CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_DA is not set # CONFIG_BLK_CPQ_CISS_DA is not set # CONFIG_BLK_DEV_DAC960 is not set @@ -370,16 +348,11 @@ CONFIG_BLK_DEV_RAM_SIZE=4096 CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# +CONFIG_MISC_DEVICES=y +# CONFIG_PHANTOM is not set +# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set - -# -# ATA/ATAPI/MFM/RLL support -# CONFIG_IDE=y CONFIG_IDE_MAX_HWIFS=4 CONFIG_BLK_DEV_IDE=y @@ -396,6 +369,7 @@ CONFIG_BLK_DEV_IDEFLOPPY=y CONFIG_BLK_DEV_IDESCSI=m # CONFIG_BLK_DEV_IDEACPI is not set # CONFIG_IDE_TASK_IOCTL is not set +CONFIG_IDE_PROC_FS=y # # IDE chipset support/bugfixes @@ -404,12 +378,12 @@ CONFIG_BLK_DEV_IDESCSI=m # CONFIG_BLK_DEV_IDEPNP is not set CONFIG_BLK_DEV_IDEPCI=y # CONFIG_IDEPCI_SHARE_IRQ is not set +CONFIG_IDEPCI_PCIBUS_ORDER=y # CONFIG_BLK_DEV_OFFBOARD is not set CONFIG_BLK_DEV_GENERIC=y # CONFIG_BLK_DEV_OPTI621 is not set CONFIG_BLK_DEV_IDEDMA_PCI=y # CONFIG_BLK_DEV_IDEDMA_FORCED is not set -CONFIG_IDEDMA_PCI_AUTO=y # CONFIG_IDEDMA_ONLYDISK is not set # CONFIG_BLK_DEV_AEC62XX is not set # CONFIG_BLK_DEV_ALI15X3 is not set @@ -438,7 +412,6 @@ CONFIG_BLK_DEV_PIIX=y # CONFIG_IDE_ARM is not set CONFIG_BLK_DEV_IDEDMA=y # CONFIG_IDEDMA_IVB is not set -CONFIG_IDEDMA_AUTO=y # CONFIG_BLK_DEV_HD is not set # @@ -446,6 +419,7 @@ CONFIG_IDEDMA_AUTO=y # # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y +CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set CONFIG_SCSI_NETLINK=y CONFIG_SCSI_PROC_FS=y @@ -468,6 +442,7 @@ CONFIG_CHR_DEV_SG=m # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set # CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m # # SCSI Transports @@ -514,15 +489,7 @@ CONFIG_SCSI_QLOGIC_1280=y # CONFIG_SCSI_DC390T is not set # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_SRP is not set - -# -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# # CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# CONFIG_MD=y CONFIG_BLK_DEV_MD=m CONFIG_MD_LINEAR=m @@ -539,6 +506,7 @@ CONFIG_DM_SNAPSHOT=m CONFIG_DM_MIRROR=m CONFIG_DM_ZERO=m # CONFIG_DM_MULTIPATH is not set +# CONFIG_DM_DELAY is not set # # Fusion MPT device support @@ -553,46 +521,25 @@ CONFIG_FUSION_CTL=y # # IEEE 1394 (FireWire) support # +# CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set - -# -# I2O device support -# # CONFIG_I2O is not set - -# -# Network device support -# CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set CONFIG_DUMMY=m # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set # CONFIG_NET_SB1000 is not set - -# -# ARCnet devices -# # CONFIG_ARCNET is not set - -# -# PHY device support -# # CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# CONFIG_NET_ETHERNET=y CONFIG_MII=m # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set - -# -# Tulip family network device support -# CONFIG_NET_TULIP=y # CONFIG_DE2104X is not set CONFIG_TULIP=m @@ -623,10 +570,7 @@ CONFIG_E100=m # CONFIG_SUNDANCE is not set # CONFIG_VIA_RHINE is not set # CONFIG_SC92031 is not set - -# -# Ethernet (1000 Mbit) -# +CONFIG_NETDEV_1000=y # CONFIG_ACENIC is not set # CONFIG_DL2K is not set CONFIG_E1000=y @@ -639,36 +583,36 @@ CONFIG_E1000=y # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set # CONFIG_VIA_VELOCITY is not set CONFIG_TIGON3=y # CONFIG_BNX2 is not set # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set - -# -# Ethernet (10000 Mbit) -# +CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set # CONFIG_CHELSIO_T3 is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set - -# -# Token Ring devices -# +# CONFIG_MLX4_CORE is not set # CONFIG_TR is not set # -# Wireless LAN (non-hamradio) +# Wireless LAN # -# CONFIG_NET_RADIO is not set +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set # -# Wan interfaces +# USB Network Adapters # +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET_MII is not set +# CONFIG_USB_USBNET is not set # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set @@ -678,18 +622,9 @@ CONFIG_TIGON3=y # CONFIG_SHAPER is not set CONFIG_NETCONSOLE=y CONFIG_NETPOLL=y -# CONFIG_NETPOLL_RX is not set # CONFIG_NETPOLL_TRAP is not set CONFIG_NET_POLL_CONTROLLER=y - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -697,6 +632,7 @@ CONFIG_NET_POLL_CONTROLLER=y # CONFIG_INPUT=y # CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set # # Userland interfaces @@ -722,9 +658,17 @@ CONFIG_KEYBOARD_ATKBD=y # CONFIG_KEYBOARD_STOWAWAY is not set CONFIG_INPUT_MOUSE=y CONFIG_MOUSE_PS2=y +CONFIG_MOUSE_PS2_ALPS=y +CONFIG_MOUSE_PS2_LOGIPS2PP=y +CONFIG_MOUSE_PS2_SYNAPTICS=y +CONFIG_MOUSE_PS2_LIFEBOOK=y +CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_TOUCHKIT is not set # CONFIG_MOUSE_SERIAL is not set +# CONFIG_MOUSE_APPLETOUCH is not set # CONFIG_MOUSE_VSXXXAA is not set # CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set # CONFIG_INPUT_TOUCHSCREEN is not set # CONFIG_INPUT_MISC is not set @@ -790,19 +734,10 @@ CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# # CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set CONFIG_EFI_RTC=y -# CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set CONFIG_AGP=m @@ -821,15 +756,8 @@ CONFIG_HPET=y # CONFIG_HPET_RTC_IRQ is not set CONFIG_HPET_MMAP=y # CONFIG_HANGCHECK_TIMER is not set - -# -# TPM devices -# # CONFIG_TCG_TPM is not set - -# -# I2C support -# +CONFIG_DEVPORT=y # CONFIG_I2C is not set # @@ -837,21 +765,17 @@ CONFIG_HPET_MMAP=y # # CONFIG_SPI is not set # CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set - -# -# Hardware Monitoring support -# +# CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set # CONFIG_SENSORS_ABITUGURU is not set # CONFIG_SENSORS_F71805F is not set # CONFIG_SENSORS_PC87427 is not set +# CONFIG_SENSORS_SMSC47M1 is not set +# CONFIG_SENSORS_SMSC47B397 is not set # CONFIG_SENSORS_VT1211 is not set +# CONFIG_SENSORS_W83627HF is not set # CONFIG_HWMON_DEBUG_CHIP is not set # @@ -863,17 +787,20 @@ CONFIG_HWMON=y # Multimedia devices # # CONFIG_VIDEO_DEV is not set - -# -# Digital Video Broadcasting Devices -# -# CONFIG_DVB is not set +# CONFIG_DVB_CORE is not set +CONFIG_DAB=y # CONFIG_USB_DABUSB is not set # # Graphics support # # CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_VGASTATE is not set # CONFIG_FB is not set # @@ -887,16 +814,18 @@ CONFIG_DUMMY_CONSOLE=y # Sound # # CONFIG_SOUND is not set - -# -# HID Devices -# +CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set # -# USB support +# USB Input Devices # +CONFIG_USB_HID=y +# CONFIG_USB_HIDINPUT_POWERBOOK is not set +# CONFIG_HID_FF is not set +# CONFIG_USB_HIDDEV is not set +CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y @@ -907,8 +836,10 @@ CONFIG_USB=y # Miscellaneous USB options # CONFIG_USB_DEVICEFS=y +CONFIG_USB_DEVICE_CLASS=y # CONFIG_USB_DYNAMIC_MINORS is not set # CONFIG_USB_SUSPEND is not set +# CONFIG_USB_PERSIST is not set # CONFIG_USB_OTG is not set # @@ -918,7 +849,6 @@ 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_EHCI_BIG_ENDIAN_MMIO is not set # CONFIG_USB_ISP116X_HCD is not set CONFIG_USB_OHCI_HCD=m # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set @@ -926,6 +856,7 @@ CONFIG_USB_OHCI_HCD=m CONFIG_USB_OHCI_LITTLE_ENDIAN=y CONFIG_USB_UHCI_HCD=y # CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set # # USB Device Class drivers @@ -955,41 +886,10 @@ CONFIG_USB_STORAGE=m # CONFIG_USB_LIBUSUAL is not set # -# USB Input Devices -# -CONFIG_USB_HID=y -# CONFIG_USB_HIDINPUT_POWERBOOK is not set -# CONFIG_HID_FF is not set -# CONFIG_USB_HIDDEV is not set -# CONFIG_USB_AIPTEK is not set -# CONFIG_USB_WACOM is not set -# CONFIG_USB_ACECAD is not set -# CONFIG_USB_KBTAB is not set -# CONFIG_USB_POWERMATE is not set -# CONFIG_USB_TOUCHSCREEN is not set -# CONFIG_USB_YEALINK is not set -# CONFIG_USB_XPAD is not set -# CONFIG_USB_ATI_REMOTE is not set -# CONFIG_USB_ATI_REMOTE2 is not set -# CONFIG_USB_KEYSPAN_REMOTE is not set -# CONFIG_USB_APPLETOUCH is not set -# CONFIG_USB_GTCO is not set - -# # USB Imaging devices # # CONFIG_USB_MDC800 is not set # CONFIG_USB_MICROTEK is not set - -# -# USB Network Adapters -# -# CONFIG_USB_CATC is not set -# CONFIG_USB_KAWETH is not set -# CONFIG_USB_PEGASUS is not set -# CONFIG_USB_RTL8150 is not set -# CONFIG_USB_USBNET_MII is not set -# CONFIG_USB_USBNET is not set # CONFIG_USB_MON is not set # @@ -1033,10 +933,6 @@ CONFIG_USB_HID=y # USB Gadget Support # # CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# # CONFIG_MMC is not set # @@ -1051,17 +947,9 @@ CONFIG_USB_HID=y # # LED Triggers # - -# -# InfiniBand support -# # CONFIG_INFINIBAND is not set # -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# # Real Time Clock # # CONFIG_RTC_CLASS is not set @@ -1080,12 +968,9 @@ CONFIG_USB_HID=y # # -# Auxiliary Display support -# - -# -# Virtualization +# Userspace I/O # +# CONFIG_UIO is not set # CONFIG_MSPEC is not set # @@ -1200,7 +1085,8 @@ CONFIG_EXPORTFS=m CONFIG_NFS_COMMON=y CONFIG_SUNRPC=m CONFIG_SUNRPC_GSS=m -CONFIG_RPCSEC_GSS_KRB5=m +# CONFIG_SUNRPC_BIND34 is not set +CONFIG_RPCSEC_GSS_KRB5=y # CONFIG_RPCSEC_GSS_SPKM3 is not set CONFIG_SMB_FS=m CONFIG_SMB_NLS_DEFAULT=y @@ -1214,7 +1100,6 @@ CONFIG_CIFS=m # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types @@ -1236,6 +1121,7 @@ CONFIG_SGI_PARTITION=y # CONFIG_SUN_PARTITION is not set # CONFIG_KARMA_PARTITION is not set CONFIG_EFI_PARTITION=y +# CONFIG_SYSV68_PARTITION is not set # # Native Language Support @@ -1292,11 +1178,14 @@ CONFIG_NLS_UTF8=m CONFIG_BITREVERSE=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set CONFIG_PLIST=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_PENDING_IRQ=y @@ -1319,8 +1208,8 @@ CONFIG_MAGIC_SYSRQ=y # CONFIG_HEADERS_CHECK is not set CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set -CONFIG_LOG_BUF_SHIFT=20 CONFIG_DETECT_SOFTLOCKUP=y +CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set # CONFIG_DEBUG_SLAB is not set @@ -1343,17 +1232,12 @@ CONFIG_IA64_GRANULE_16MB=y # CONFIG_DISABLE_VHPT is not set # CONFIG_IA64_DEBUG_CMPXCHG is not set # CONFIG_IA64_DEBUG_IRQ is not set -CONFIG_SYSVIPC_COMPAT=y # # Security options # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set - -# -# Cryptographic options -# CONFIG_CRYPTO=y CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_BLKCIPHER=m @@ -1373,6 +1257,7 @@ CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_CBC=m CONFIG_CRYPTO_PCBC=m # CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_CRYPTD is not set CONFIG_CRYPTO_DES=m # CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_BLOWFISH is not set @@ -1390,7 +1275,4 @@ CONFIG_CRYPTO_DES=m # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# +CONFIG_CRYPTO_HW=y diff --git a/arch/ia64/configs/zx1_defconfig b/arch/ia64/configs/zx1_defconfig index 1c7955c1635..4a060fc3993 100644 --- a/arch/ia64/configs/zx1_defconfig +++ b/arch/ia64/configs/zx1_defconfig @@ -96,7 +96,7 @@ CONFIG_RWSEM_XCHGADD_ALGORITHM=y # CONFIG_ARCH_HAS_ILOG2_U64 is not set CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_DMI=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y diff --git a/arch/ia64/defconfig b/arch/ia64/defconfig index 90bd9601cdd..03172dc8c40 100644 --- a/arch/ia64/defconfig +++ b/arch/ia64/defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.21-rc3 -# Thu Mar 8 11:01:03 2007 +# Linux kernel version: 2.6.22 +# Thu Jul 19 13:55:32 2007 # CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" @@ -19,15 +19,15 @@ CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set +# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=20 # CONFIG_CPUSETS is not set CONFIG_SYSFS_DEPRECATED=y # CONFIG_RELAY is not set @@ -46,18 +46,19 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y 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_SLAB=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 -# CONFIG_SLOB is not set - -# -# Loadable module support -# CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set @@ -65,12 +66,9 @@ CONFIG_MODVERSIONS=y # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_KMOD=y CONFIG_STOP_MACHINE=y - -# -# Block layer -# CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_BLK_DEV_BSG is not set # # IO Schedulers @@ -91,6 +89,7 @@ CONFIG_DEFAULT_IOSCHED="anticipatory" CONFIG_IA64=y CONFIG_64BIT=y CONFIG_ZONE_DMA=y +CONFIG_QUICKLIST=y CONFIG_MMU=y CONFIG_SWIOTLB=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y @@ -98,7 +97,7 @@ CONFIG_RWSEM_XCHGADD_ALGORITHM=y # CONFIG_ARCH_HAS_ILOG2_U64 is not set CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_TIME_INTERPOLATION=y +CONFIG_GENERIC_TIME=y CONFIG_DMI=y CONFIG_EFI=y CONFIG_GENERIC_IOMAP=y @@ -114,8 +113,8 @@ CONFIG_IA64_GENERIC=y CONFIG_MCKINLEY=y # CONFIG_IA64_PAGE_SIZE_4KB is not set # CONFIG_IA64_PAGE_SIZE_8KB is not set -CONFIG_IA64_PAGE_SIZE_16KB=y -# CONFIG_IA64_PAGE_SIZE_64KB is not set +# CONFIG_IA64_PAGE_SIZE_16KB is not set +CONFIG_IA64_PAGE_SIZE_64KB=y CONFIG_PGTABLE_3=y # CONFIG_PGTABLE_4 is not set # CONFIG_HZ_100 is not set @@ -147,6 +146,9 @@ CONFIG_SPLIT_PTLOCK_CPUS=4 CONFIG_MIGRATION=y CONFIG_RESOURCES_64BIT=y CONFIG_ZONE_DMA_FLAG=1 +CONFIG_BOUNCE=y +CONFIG_NR_QUICK=1 +CONFIG_VIRT_TO_BUS=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_ARCH_DISCONTIGMEM_ENABLE=y CONFIG_ARCH_FLATMEM_ENABLE=y @@ -164,7 +166,7 @@ CONFIG_COMPAT=y CONFIG_IA64_MCA_RECOVERY=y CONFIG_PERFMON=y CONFIG_IA64_PALINFO=y -# CONFIG_MC_ERR_INJECT is not set +# CONFIG_IA64_MC_ERR_INJECT is not set CONFIG_SGI_SN=y # CONFIG_IA64_ESI is not set @@ -180,6 +182,7 @@ CONFIG_CRASH_DUMP=y # CONFIG_EFI_VARS=y CONFIG_EFI_PCDP=y +CONFIG_DMIID=y CONFIG_BINFMT_ELF=y CONFIG_BINFMT_MISC=m @@ -189,7 +192,6 @@ CONFIG_BINFMT_MISC=m CONFIG_PM=y CONFIG_PM_LEGACY=y # CONFIG_PM_DEBUG is not set -# CONFIG_PM_SYSFS_DEPRECATED is not set # # ACPI (Advanced Configuration and Power Interface) Support @@ -220,13 +222,11 @@ CONFIG_ACPI_CONTAINER=m # CONFIG_PCI=y CONFIG_PCI_DOMAINS=y +CONFIG_PCI_SYSCALL=y # CONFIG_PCIEPORTBUS is not set +CONFIG_ARCH_SUPPORTS_MSI=y # CONFIG_PCI_MSI is not set # CONFIG_PCI_DEBUG is not set - -# -# PCI Hotplug Support -# CONFIG_HOTPLUG_PCI=m # CONFIG_HOTPLUG_PCI_FAKE is not set CONFIG_HOTPLUG_PCI_ACPI=m @@ -248,7 +248,6 @@ CONFIG_NET=y # # Networking options # -# CONFIG_NETDEBUG is not set CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set CONFIG_UNIX=y @@ -286,20 +285,8 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_INET6_TUNNEL is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# # CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# # CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -325,7 +312,17 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_HAMRADIO is not set # CONFIG_IRDA is not set # CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -340,25 +337,9 @@ CONFIG_FW_LOADER=m # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set - -# -# Memory Technology Devices (MTD) -# # CONFIG_MTD is not set - -# -# Parallel port support -# # CONFIG_PARPORT is not set - -# -# Plug and Play support -# CONFIG_PNP=y # CONFIG_PNP_DEBUG is not set @@ -366,10 +347,7 @@ CONFIG_PNP=y # Protocols # CONFIG_PNPACPI=y - -# -# Block devices -# +CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_DA is not set # CONFIG_BLK_CPQ_CISS_DA is not set # CONFIG_BLK_DEV_DAC960 is not set @@ -386,16 +364,11 @@ CONFIG_BLK_DEV_RAM_SIZE=4096 CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# +CONFIG_MISC_DEVICES=y +# CONFIG_PHANTOM is not set +# CONFIG_EEPROM_93CX6 is not set CONFIG_SGI_IOC4=y # CONFIG_TIFM_CORE is not set - -# -# ATA/ATAPI/MFM/RLL support -# CONFIG_IDE=y CONFIG_IDE_MAX_HWIFS=4 CONFIG_BLK_DEV_IDE=y @@ -412,6 +385,7 @@ CONFIG_BLK_DEV_IDEFLOPPY=y CONFIG_BLK_DEV_IDESCSI=m # CONFIG_BLK_DEV_IDEACPI is not set # CONFIG_IDE_TASK_IOCTL is not set +CONFIG_IDE_PROC_FS=y # # IDE chipset support/bugfixes @@ -420,12 +394,12 @@ CONFIG_BLK_DEV_IDESCSI=m # CONFIG_BLK_DEV_IDEPNP is not set CONFIG_BLK_DEV_IDEPCI=y CONFIG_IDEPCI_SHARE_IRQ=y +CONFIG_IDEPCI_PCIBUS_ORDER=y # CONFIG_BLK_DEV_OFFBOARD is not set CONFIG_BLK_DEV_GENERIC=y # CONFIG_BLK_DEV_OPTI621 is not set CONFIG_BLK_DEV_IDEDMA_PCI=y # CONFIG_BLK_DEV_IDEDMA_FORCED is not set -CONFIG_IDEDMA_PCI_AUTO=y # CONFIG_IDEDMA_ONLYDISK is not set # CONFIG_BLK_DEV_AEC62XX is not set # CONFIG_BLK_DEV_ALI15X3 is not set @@ -455,7 +429,6 @@ CONFIG_BLK_DEV_SGIIOC4=y # CONFIG_IDE_ARM is not set CONFIG_BLK_DEV_IDEDMA=y # CONFIG_IDEDMA_IVB is not set -CONFIG_IDEDMA_AUTO=y # CONFIG_BLK_DEV_HD is not set # @@ -463,6 +436,7 @@ CONFIG_IDEDMA_AUTO=y # # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y +CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set CONFIG_SCSI_NETLINK=y CONFIG_SCSI_PROC_FS=y @@ -485,6 +459,7 @@ CONFIG_CHR_DEV_SG=m # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set # CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m # # SCSI Transports @@ -492,7 +467,7 @@ CONFIG_CHR_DEV_SG=m CONFIG_SCSI_SPI_ATTRS=y CONFIG_SCSI_FC_ATTRS=y # CONFIG_SCSI_ISCSI_ATTRS is not set -# CONFIG_SCSI_SAS_ATTRS is not set +CONFIG_SCSI_SAS_ATTRS=y # CONFIG_SCSI_SAS_LIBSAS is not set # @@ -531,15 +506,7 @@ CONFIG_SCSI_QLOGIC_1280=y # CONFIG_SCSI_DC390T is not set # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_SRP is not set - -# -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# # CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# CONFIG_MD=y CONFIG_BLK_DEV_MD=m CONFIG_MD_LINEAR=m @@ -557,6 +524,8 @@ CONFIG_DM_MIRROR=m CONFIG_DM_ZERO=m CONFIG_DM_MULTIPATH=m # CONFIG_DM_MULTIPATH_EMC is not set +# CONFIG_DM_MULTIPATH_RDAC is not set +# CONFIG_DM_DELAY is not set # # Fusion MPT device support @@ -564,53 +533,32 @@ CONFIG_DM_MULTIPATH=m CONFIG_FUSION=y CONFIG_FUSION_SPI=y CONFIG_FUSION_FC=m -# CONFIG_FUSION_SAS is not set +CONFIG_FUSION_SAS=y CONFIG_FUSION_MAX_SGE=128 # CONFIG_FUSION_CTL is not set # # IEEE 1394 (FireWire) support # +# CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set - -# -# I2O device support -# # CONFIG_I2O is not set - -# -# Network device support -# CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set CONFIG_DUMMY=m # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set # CONFIG_NET_SB1000 is not set - -# -# ARCnet devices -# # CONFIG_ARCNET is not set - -# -# PHY device support -# # CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# CONFIG_NET_ETHERNET=y CONFIG_MII=m # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set - -# -# Tulip family network device support -# CONFIG_NET_TULIP=y # CONFIG_DE2104X is not set CONFIG_TULIP=m @@ -641,10 +589,7 @@ CONFIG_E100=m # CONFIG_SUNDANCE is not set # CONFIG_VIA_RHINE is not set # CONFIG_SC92031 is not set - -# -# Ethernet (1000 Mbit) -# +CONFIG_NETDEV_1000=y # CONFIG_ACENIC is not set # CONFIG_DL2K is not set CONFIG_E1000=y @@ -657,36 +602,36 @@ CONFIG_E1000=y # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set # CONFIG_VIA_VELOCITY is not set CONFIG_TIGON3=y # CONFIG_BNX2 is not set # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set - -# -# Ethernet (10000 Mbit) -# +CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set # CONFIG_CHELSIO_T3 is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set - -# -# Token Ring devices -# +# CONFIG_MLX4_CORE is not set # CONFIG_TR is not set # -# Wireless LAN (non-hamradio) +# Wireless LAN # -# CONFIG_NET_RADIO is not set +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set # -# Wan interfaces +# USB Network Adapters # +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET_MII is not set +# CONFIG_USB_USBNET is not set # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set @@ -696,18 +641,9 @@ CONFIG_TIGON3=y # CONFIG_SHAPER is not set CONFIG_NETCONSOLE=y CONFIG_NETPOLL=y -# CONFIG_NETPOLL_RX is not set # CONFIG_NETPOLL_TRAP is not set CONFIG_NET_POLL_CONTROLLER=y - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -715,6 +651,7 @@ CONFIG_NET_POLL_CONTROLLER=y # CONFIG_INPUT=y # CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set # # Userland interfaces @@ -740,9 +677,17 @@ CONFIG_KEYBOARD_ATKBD=y # CONFIG_KEYBOARD_STOWAWAY is not set CONFIG_INPUT_MOUSE=y CONFIG_MOUSE_PS2=y +CONFIG_MOUSE_PS2_ALPS=y +CONFIG_MOUSE_PS2_LOGIPS2PP=y +CONFIG_MOUSE_PS2_SYNAPTICS=y +CONFIG_MOUSE_PS2_LIFEBOOK=y +CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_TOUCHKIT is not set # CONFIG_MOUSE_SERIAL is not set +# CONFIG_MOUSE_APPLETOUCH is not set # CONFIG_MOUSE_VSXXXAA is not set # CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set # CONFIG_INPUT_TOUCHSCREEN is not set # CONFIG_INPUT_MISC is not set @@ -814,19 +759,10 @@ CONFIG_SERIAL_SGI_IOC4=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# # CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set CONFIG_EFI_RTC=y -# CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set CONFIG_AGP=m @@ -848,15 +784,8 @@ CONFIG_HPET=y CONFIG_HPET_MMAP=y # CONFIG_HANGCHECK_TIMER is not set CONFIG_MMTIMER=y - -# -# TPM devices -# # CONFIG_TCG_TPM is not set - -# -# I2C support -# +CONFIG_DEVPORT=y # CONFIG_I2C is not set # @@ -864,21 +793,17 @@ CONFIG_MMTIMER=y # # CONFIG_SPI is not set # CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set - -# -# Hardware Monitoring support -# +# CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set # CONFIG_SENSORS_ABITUGURU is not set # CONFIG_SENSORS_F71805F is not set # CONFIG_SENSORS_PC87427 is not set +# CONFIG_SENSORS_SMSC47M1 is not set +# CONFIG_SENSORS_SMSC47B397 is not set # CONFIG_SENSORS_VT1211 is not set +# CONFIG_SENSORS_W83627HF is not set # CONFIG_HWMON_DEBUG_CHIP is not set # @@ -890,17 +815,20 @@ CONFIG_HWMON=y # Multimedia devices # # CONFIG_VIDEO_DEV is not set - -# -# Digital Video Broadcasting Devices -# -# CONFIG_DVB is not set +# CONFIG_DVB_CORE is not set +CONFIG_DAB=y # CONFIG_USB_DABUSB is not set # # Graphics support # # CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_VGASTATE is not set # CONFIG_FB is not set # @@ -1014,9 +942,10 @@ CONFIG_SND_FM801=m # USB devices # # CONFIG_SND_USB_AUDIO is not set +# CONFIG_SND_USB_CAIAQ is not set # -# SoC audio support +# System on Chip audio support # # CONFIG_SND_SOC is not set @@ -1025,16 +954,24 @@ CONFIG_SND_FM801=m # # CONFIG_SOUND_PRIME is not set CONFIG_AC97_BUS=m +CONFIG_HID_SUPPORT=y +CONFIG_HID=y +# CONFIG_HID_DEBUG is not set # -# HID Devices +# USB Input Devices # -CONFIG_HID=y -# CONFIG_HID_DEBUG is not set +CONFIG_USB_HID=m +# CONFIG_USB_HIDINPUT_POWERBOOK is not set +# CONFIG_HID_FF is not set +# CONFIG_USB_HIDDEV is not set # -# USB support +# USB HID Boot Protocol drivers # +# CONFIG_USB_KBD is not set +# CONFIG_USB_MOUSE is not set +CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y @@ -1045,8 +982,10 @@ CONFIG_USB=m # Miscellaneous USB options # CONFIG_USB_DEVICEFS=y +CONFIG_USB_DEVICE_CLASS=y # CONFIG_USB_DYNAMIC_MINORS is not set # CONFIG_USB_SUSPEND is not set +# CONFIG_USB_PERSIST is not set # CONFIG_USB_OTG is not set # @@ -1056,7 +995,6 @@ 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_EHCI_BIG_ENDIAN_MMIO is not set # CONFIG_USB_ISP116X_HCD is not set CONFIG_USB_OHCI_HCD=m # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set @@ -1064,6 +1002,7 @@ CONFIG_USB_OHCI_HCD=m CONFIG_USB_OHCI_LITTLE_ENDIAN=y CONFIG_USB_UHCI_HCD=m # CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set # # USB Device Class drivers @@ -1093,47 +1032,10 @@ CONFIG_USB_STORAGE=m # CONFIG_USB_LIBUSUAL is not set # -# 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 - -# -# USB HID Boot Protocol drivers -# -# CONFIG_USB_KBD is not set -# CONFIG_USB_MOUSE is not set -# CONFIG_USB_AIPTEK is not set -# CONFIG_USB_WACOM is not set -# CONFIG_USB_ACECAD is not set -# CONFIG_USB_KBTAB is not set -# CONFIG_USB_POWERMATE is not set -# CONFIG_USB_TOUCHSCREEN is not set -# CONFIG_USB_YEALINK is not set -# CONFIG_USB_XPAD is not set -# CONFIG_USB_ATI_REMOTE is not set -# CONFIG_USB_ATI_REMOTE2 is not set -# CONFIG_USB_KEYSPAN_REMOTE is not set -# CONFIG_USB_APPLETOUCH is not set -# CONFIG_USB_GTCO is not set - -# # USB Imaging devices # # CONFIG_USB_MDC800 is not set # CONFIG_USB_MICROTEK is not set - -# -# USB Network Adapters -# -# CONFIG_USB_CATC is not set -# CONFIG_USB_KAWETH is not set -# CONFIG_USB_PEGASUS is not set -# CONFIG_USB_RTL8150 is not set -# CONFIG_USB_USBNET_MII is not set -# CONFIG_USB_USBNET is not set CONFIG_USB_MON=y # @@ -1177,10 +1079,6 @@ CONFIG_USB_MON=y # USB Gadget Support # # CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# # CONFIG_MMC is not set # @@ -1195,10 +1093,6 @@ CONFIG_USB_MON=y # # LED Triggers # - -# -# InfiniBand support -# CONFIG_INFINIBAND=m # CONFIG_INFINIBAND_USER_MAD is not set # CONFIG_INFINIBAND_USER_ACCESS is not set @@ -1206,6 +1100,7 @@ CONFIG_INFINIBAND_ADDR_TRANS=y CONFIG_INFINIBAND_MTHCA=m CONFIG_INFINIBAND_MTHCA_DEBUG=y # CONFIG_INFINIBAND_AMSO1100 is not set +# CONFIG_MLX4_INFINIBAND is not set CONFIG_INFINIBAND_IPOIB=m # CONFIG_INFINIBAND_IPOIB_CM is not set CONFIG_INFINIBAND_IPOIB_DEBUG=y @@ -1214,10 +1109,6 @@ CONFIG_INFINIBAND_IPOIB_DEBUG=y # CONFIG_INFINIBAND_ISER is not set # -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# # Real Time Clock # # CONFIG_RTC_CLASS is not set @@ -1236,12 +1127,9 @@ CONFIG_INFINIBAND_IPOIB_DEBUG=y # # -# Auxiliary Display support -# - -# -# Virtualization +# Userspace I/O # +# CONFIG_UIO is not set # CONFIG_MSPEC is not set # @@ -1357,7 +1245,8 @@ CONFIG_EXPORTFS=m CONFIG_NFS_COMMON=y CONFIG_SUNRPC=m CONFIG_SUNRPC_GSS=m -CONFIG_RPCSEC_GSS_KRB5=m +# CONFIG_SUNRPC_BIND34 is not set +CONFIG_RPCSEC_GSS_KRB5=y # CONFIG_RPCSEC_GSS_SPKM3 is not set CONFIG_SMB_FS=m CONFIG_SMB_NLS_DEFAULT=y @@ -1371,7 +1260,6 @@ CONFIG_CIFS=m # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types @@ -1393,6 +1281,7 @@ CONFIG_SGI_PARTITION=y # CONFIG_SUN_PARTITION is not set # CONFIG_KARMA_PARTITION is not set CONFIG_EFI_PARTITION=y +# CONFIG_SYSV68_PARTITION is not set # # Native Language Support @@ -1449,11 +1338,14 @@ CONFIG_NLS_UTF8=m CONFIG_BITREVERSE=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set CONFIG_PLIST=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_PENDING_IRQ=y @@ -1483,8 +1375,8 @@ CONFIG_MAGIC_SYSRQ=y # CONFIG_HEADERS_CHECK is not set CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set -CONFIG_LOG_BUF_SHIFT=20 CONFIG_DETECT_SOFTLOCKUP=y +CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set # CONFIG_DEBUG_SLAB is not set @@ -1514,10 +1406,6 @@ CONFIG_SYSVIPC_COMPAT=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set - -# -# Cryptographic options -# CONFIG_CRYPTO=y CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_BLKCIPHER=m @@ -1537,6 +1425,7 @@ CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_CBC=m CONFIG_CRYPTO_PCBC=m # CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_CRYPTD is not set CONFIG_CRYPTO_DES=m # CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_BLOWFISH is not set @@ -1554,7 +1443,4 @@ CONFIG_CRYPTO_DES=m # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# +CONFIG_CRYPTO_HW=y diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index c1dca226b47..cd4adf52f17 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -34,6 +34,7 @@ #include <linux/efi.h> #include <linux/nodemask.h> #include <linux/bitops.h> /* hweight64() */ +#include <linux/crash_dump.h> #include <asm/delay.h> /* ia64_get_itc() */ #include <asm/io.h> @@ -43,6 +44,8 @@ #include <asm/acpi-ext.h> +extern int swiotlb_late_init_with_default_size (size_t size); + #define PFX "IOC: " /* @@ -2026,11 +2029,24 @@ sba_init(void) if (!ia64_platform_is("hpzx1") && !ia64_platform_is("hpzx1_swiotlb")) return 0; +#if defined(CONFIG_IA64_GENERIC) && defined(CONFIG_CRASH_DUMP) + /* If we are booting a kdump kernel, the sba_iommu will + * cause devices that were not shutdown properly to MCA + * as soon as they are turned back on. Our only option for + * a successful kdump kernel boot is to use the swiotlb. + */ + if (elfcorehdr_addr < ELFCORE_ADDR_MAX) { + if (swiotlb_late_init_with_default_size(64 * (1<<20)) != 0) + panic("Unable to initialize software I/O TLB:" + " Try machvec=dig boot option"); + machvec_init("dig"); + return 0; + } +#endif + acpi_bus_register_driver(&acpi_sba_ioc_driver); if (!ioc_list) { #ifdef CONFIG_IA64_GENERIC - extern int swiotlb_late_init_with_default_size (size_t size); - /* * If we didn't find something sba_iommu can claim, we * need to setup the swiotlb and switch to the dig machvec. diff --git a/arch/ia64/hp/sim/boot/fw-emu.c b/arch/ia64/hp/sim/boot/fw-emu.c index 300acd913d9..1189d035d31 100644 --- a/arch/ia64/hp/sim/boot/fw-emu.c +++ b/arch/ia64/hp/sim/boot/fw-emu.c @@ -329,11 +329,6 @@ sys_fw_init (const char *args, int arglen) strcpy(sal_systab->product_id, "HP-simulator"); #endif -#ifdef CONFIG_IA64_SDV - strcpy(sal_systab->oem_id, "Intel"); - strcpy(sal_systab->product_id, "SDV"); -#endif - /* fill in an entry point: */ sal_ed->type = SAL_DESC_ENTRY_POINT; sal_ed->pal_proc = __pa(pal_desc[0]); diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index 324ea7565e2..ef252df50e1 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -36,10 +36,6 @@ #include <asm/hw_irq.h> #include <asm/uaccess.h> -#ifdef CONFIG_KDB -# include <linux/kdb.h> -#endif - #undef SIMSERIAL_DEBUG /* define this to get some debug information */ #define KEYBOARD_INTR 3 /* must match with simulator! */ diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c index c05bda66236..1cfab326fb7 100644 --- a/arch/ia64/ia32/binfmt_elf32.c +++ b/arch/ia64/ia32/binfmt_elf32.c @@ -195,62 +195,27 @@ ia64_elf32_init (struct pt_regs *regs) ia32_load_state(current); } +/* + * Undo the override of setup_arg_pages() without this ia32_setup_arg_pages() + * will suffer infinite self recursion. + */ +#undef setup_arg_pages + int ia32_setup_arg_pages (struct linux_binprm *bprm, int executable_stack) { - unsigned long stack_base; - struct vm_area_struct *mpnt; - struct mm_struct *mm = current->mm; - int i, ret; - - stack_base = IA32_STACK_TOP - MAX_ARG_PAGES*PAGE_SIZE; - mm->arg_start = bprm->p + stack_base; - - bprm->p += stack_base; - if (bprm->loader) - bprm->loader += stack_base; - bprm->exec += stack_base; - - mpnt = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); - if (!mpnt) - return -ENOMEM; - - down_write(¤t->mm->mmap_sem); - { - mpnt->vm_mm = current->mm; - mpnt->vm_start = PAGE_MASK & (unsigned long) bprm->p; - mpnt->vm_end = IA32_STACK_TOP; - if (executable_stack == EXSTACK_ENABLE_X) - mpnt->vm_flags = VM_STACK_FLAGS | VM_EXEC; - else if (executable_stack == EXSTACK_DISABLE_X) - mpnt->vm_flags = VM_STACK_FLAGS & ~VM_EXEC; - else - mpnt->vm_flags = VM_STACK_FLAGS; - mpnt->vm_page_prot = (mpnt->vm_flags & VM_EXEC)? - PAGE_COPY_EXEC: PAGE_COPY; - if ((ret = insert_vm_struct(current->mm, mpnt))) { - up_write(¤t->mm->mmap_sem); - kmem_cache_free(vm_area_cachep, mpnt); - return ret; - } - current->mm->stack_vm = current->mm->total_vm = vma_pages(mpnt); + int ret; + + ret = setup_arg_pages(bprm, IA32_STACK_TOP, executable_stack); + if (!ret) { + /* + * Can't do it in ia64_elf32_init(). Needs to be done before + * calls to elf32_map() + */ + current->thread.ppl = ia32_init_pp_list(); } - for (i = 0 ; i < MAX_ARG_PAGES ; i++) { - struct page *page = bprm->page[i]; - if (page) { - bprm->page[i] = NULL; - install_arg_page(mpnt, page, stack_base); - } - stack_base += PAGE_SIZE; - } - up_write(¤t->mm->mmap_sem); - - /* Can't do it in ia64_elf32_init(). Needs to be done before calls to - elf32_map() */ - current->thread.ppl = ia32_init_pp_list(); - - return 0; + return ret; } static void diff --git a/arch/ia64/ia32/ia32_entry.S b/arch/ia64/ia32/ia32_entry.S index 99b665e2b1d..06efd1f9b80 100644 --- a/arch/ia64/ia32/ia32_entry.S +++ b/arch/ia64/ia32/ia32_entry.S @@ -304,7 +304,7 @@ ia32_syscall_table: data8 sys_ni_syscall /* init_module */ data8 sys_ni_syscall /* delete_module */ data8 sys_ni_syscall /* get_kernel_syms */ /* 130 */ - data8 sys_quotactl + data8 sys32_quotactl data8 sys_getpgid data8 sys_fchdir data8 sys_ni_syscall /* sys_bdflush */ diff --git a/arch/ia64/ia32/ia32_support.c b/arch/ia64/ia32/ia32_support.c index beea7a0b9dc..e13a1a1db4b 100644 --- a/arch/ia64/ia32/ia32_support.c +++ b/arch/ia64/ia32/ia32_support.c @@ -253,7 +253,7 @@ ia32_init (void) partial_page_cachep = kmem_cache_create("partial_page_cache", sizeof(struct partial_page), - 0, SLAB_PANIC, NULL, NULL); + 0, SLAB_PANIC, NULL); } #endif return 0; diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c index 2236fabbb3c..0aebc6f79e9 100644 --- a/arch/ia64/kernel/asm-offsets.c +++ b/arch/ia64/kernel/asm-offsets.c @@ -7,6 +7,7 @@ #define ASM_OFFSETS_C 1 #include <linux/sched.h> +#include <linux/clocksource.h> #include <asm-ia64/processor.h> #include <asm-ia64/ptrace.h> @@ -15,6 +16,7 @@ #include <asm-ia64/mca.h> #include "../kernel/sigframe.h" +#include "../kernel/fsyscall_gtod_data.h" #define DEFINE(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val)) @@ -256,17 +258,24 @@ void foo(void) BLANK(); /* used by fsys_gettimeofday in arch/ia64/kernel/fsys.S */ - DEFINE(IA64_TIME_INTERPOLATOR_ADDRESS_OFFSET, offsetof (struct time_interpolator, addr)); - DEFINE(IA64_TIME_INTERPOLATOR_SOURCE_OFFSET, offsetof (struct time_interpolator, source)); - DEFINE(IA64_TIME_INTERPOLATOR_SHIFT_OFFSET, offsetof (struct time_interpolator, shift)); - DEFINE(IA64_TIME_INTERPOLATOR_NSEC_OFFSET, offsetof (struct time_interpolator, nsec_per_cyc)); - DEFINE(IA64_TIME_INTERPOLATOR_OFFSET_OFFSET, offsetof (struct time_interpolator, offset)); - DEFINE(IA64_TIME_INTERPOLATOR_LAST_CYCLE_OFFSET, offsetof (struct time_interpolator, last_cycle)); - DEFINE(IA64_TIME_INTERPOLATOR_LAST_COUNTER_OFFSET, offsetof (struct time_interpolator, last_counter)); - DEFINE(IA64_TIME_INTERPOLATOR_JITTER_OFFSET, offsetof (struct time_interpolator, jitter)); - DEFINE(IA64_TIME_INTERPOLATOR_MASK_OFFSET, offsetof (struct time_interpolator, mask)); - DEFINE(IA64_TIME_SOURCE_CPU, TIME_SOURCE_CPU); - DEFINE(IA64_TIME_SOURCE_MMIO64, TIME_SOURCE_MMIO64); - DEFINE(IA64_TIME_SOURCE_MMIO32, TIME_SOURCE_MMIO32); - DEFINE(IA64_TIMESPEC_TV_NSEC_OFFSET, offsetof (struct timespec, tv_nsec)); + DEFINE(IA64_GTOD_LOCK_OFFSET, + offsetof (struct fsyscall_gtod_data_t, lock)); + DEFINE(IA64_GTOD_WALL_TIME_OFFSET, + offsetof (struct fsyscall_gtod_data_t, wall_time)); + DEFINE(IA64_GTOD_MONO_TIME_OFFSET, + offsetof (struct fsyscall_gtod_data_t, monotonic_time)); + DEFINE(IA64_CLKSRC_MASK_OFFSET, + offsetof (struct fsyscall_gtod_data_t, clk_mask)); + DEFINE(IA64_CLKSRC_MULT_OFFSET, + offsetof (struct fsyscall_gtod_data_t, clk_mult)); + DEFINE(IA64_CLKSRC_SHIFT_OFFSET, + offsetof (struct fsyscall_gtod_data_t, clk_shift)); + DEFINE(IA64_CLKSRC_MMIO_OFFSET, + offsetof (struct fsyscall_gtod_data_t, clk_fsys_mmio)); + DEFINE(IA64_CLKSRC_CYCLE_LAST_OFFSET, + offsetof (struct fsyscall_gtod_data_t, clk_cycle_last)); + DEFINE(IA64_ITC_JITTER_OFFSET, + offsetof (struct itc_jitter_data_t, itc_jitter)); + DEFINE(IA64_ITC_LASTCYCLE_OFFSET, + offsetof (struct itc_jitter_data_t, itc_lastcycle)); } diff --git a/arch/ia64/kernel/cyclone.c b/arch/ia64/kernel/cyclone.c index e00b21514f7..2fd96d9062a 100644 --- a/arch/ia64/kernel/cyclone.c +++ b/arch/ia64/kernel/cyclone.c @@ -3,6 +3,7 @@ #include <linux/time.h> #include <linux/errno.h> #include <linux/timex.h> +#include <linux/clocksource.h> #include <asm/io.h> /* IBM Summit (EXA) Cyclone counter code*/ @@ -18,13 +19,21 @@ void __init cyclone_setup(void) use_cyclone = 1; } +static void __iomem *cyclone_mc; -struct time_interpolator cyclone_interpolator = { - .source = TIME_SOURCE_MMIO64, - .shift = 16, - .frequency = CYCLONE_TIMER_FREQ, - .drift = -100, - .mask = (1LL << 40) - 1 +static cycle_t read_cyclone(void) +{ + return (cycle_t)readq((void __iomem *)cyclone_mc); +} + +static struct clocksource clocksource_cyclone = { + .name = "cyclone", + .rating = 300, + .read = read_cyclone, + .mask = (1LL << 40) - 1, + .mult = 0, /*to be caluclated*/ + .shift = 16, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; int __init init_cyclone_clock(void) @@ -44,13 +53,15 @@ int __init init_cyclone_clock(void) offset = (CYCLONE_CBAR_ADDR); reg = (u64*)ioremap_nocache(offset, sizeof(u64)); if(!reg){ - printk(KERN_ERR "Summit chipset: Could not find valid CBAR register.\n"); + printk(KERN_ERR "Summit chipset: Could not find valid CBAR" + " register.\n"); use_cyclone = 0; return -ENODEV; } base = readq(reg); if(!base){ - printk(KERN_ERR "Summit chipset: Could not find valid CBAR value.\n"); + printk(KERN_ERR "Summit chipset: Could not find valid CBAR" + " value.\n"); use_cyclone = 0; return -ENODEV; } @@ -60,7 +71,8 @@ int __init init_cyclone_clock(void) offset = (base + CYCLONE_PMCC_OFFSET); reg = (u64*)ioremap_nocache(offset, sizeof(u64)); if(!reg){ - printk(KERN_ERR "Summit chipset: Could not find valid PMCC register.\n"); + printk(KERN_ERR "Summit chipset: Could not find valid PMCC" + " register.\n"); use_cyclone = 0; return -ENODEV; } @@ -71,7 +83,8 @@ int __init init_cyclone_clock(void) offset = (base + CYCLONE_MPCS_OFFSET); reg = (u64*)ioremap_nocache(offset, sizeof(u64)); if(!reg){ - printk(KERN_ERR "Summit chipset: Could not find valid MPCS register.\n"); + printk(KERN_ERR "Summit chipset: Could not find valid MPCS" + " register.\n"); use_cyclone = 0; return -ENODEV; } @@ -82,7 +95,8 @@ int __init init_cyclone_clock(void) offset = (base + CYCLONE_MPMC_OFFSET); cyclone_timer = (u32*)ioremap_nocache(offset, sizeof(u32)); if(!cyclone_timer){ - printk(KERN_ERR "Summit chipset: Could not find valid MPMC register.\n"); + printk(KERN_ERR "Summit chipset: Could not find valid MPMC" + " register.\n"); use_cyclone = 0; return -ENODEV; } @@ -93,7 +107,8 @@ int __init init_cyclone_clock(void) int stall = 100; while(stall--) barrier(); if(readl(cyclone_timer) == old){ - printk(KERN_ERR "Summit chipset: Counter not counting! DISABLED\n"); + printk(KERN_ERR "Summit chipset: Counter not counting!" + " DISABLED\n"); iounmap(cyclone_timer); cyclone_timer = 0; use_cyclone = 0; @@ -101,8 +116,11 @@ int __init init_cyclone_clock(void) } } /* initialize last tick */ - cyclone_interpolator.addr = cyclone_timer; - register_time_interpolator(&cyclone_interpolator); + cyclone_mc = cyclone_timer; + clocksource_cyclone.fsys_mmio = cyclone_timer; + clocksource_cyclone.mult = clocksource_hz2mult(CYCLONE_TIMER_FREQ, + clocksource_cyclone.shift); + clocksource_register(&clocksource_cyclone); return 0; } diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c index 75ec3478d8a..73ca86d0381 100644 --- a/arch/ia64/kernel/efi.c +++ b/arch/ia64/kernel/efi.c @@ -28,6 +28,7 @@ #include <linux/time.h> #include <linux/efi.h> #include <linux/kexec.h> +#include <linux/mm.h> #include <asm/io.h> #include <asm/kregs.h> diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 95f51751523..c36f43c9460 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1581,7 +1581,7 @@ sys_call_table: data8 sys_sync_file_range // 1300 data8 sys_tee data8 sys_vmsplice - data8 sys_ni_syscall // reserved for move_pages + data8 sys_fallocate data8 sys_getcpu data8 sys_epoll_pwait // 1305 data8 sys_utimensat diff --git a/arch/ia64/kernel/fsys.S b/arch/ia64/kernel/fsys.S index 8589e84a27c..44841971f07 100644 --- a/arch/ia64/kernel/fsys.S +++ b/arch/ia64/kernel/fsys.S @@ -147,12 +147,11 @@ ENTRY(fsys_set_tid_address) FSYS_RETURN END(fsys_set_tid_address) -/* - * Ensure that the time interpolator structure is compatible with the asm code - */ -#if IA64_TIME_INTERPOLATOR_SOURCE_OFFSET !=0 || IA64_TIME_INTERPOLATOR_SHIFT_OFFSET != 2 \ - || IA64_TIME_INTERPOLATOR_JITTER_OFFSET != 3 || IA64_TIME_INTERPOLATOR_NSEC_OFFSET != 4 -#error fsys_gettimeofday incompatible with changes to struct time_interpolator +#if IA64_GTOD_LOCK_OFFSET !=0 +#error fsys_gettimeofday incompatible with changes to struct fsyscall_gtod_data_t +#endif +#if IA64_ITC_JITTER_OFFSET !=0 +#error fsys_gettimeofday incompatible with changes to struct itc_jitter_data_t #endif #define CLOCK_REALTIME 0 #define CLOCK_MONOTONIC 1 @@ -179,124 +178,124 @@ ENTRY(fsys_gettimeofday) // r11 = preserved: saved ar.pfs // r12 = preserved: memory stack // r13 = preserved: thread pointer - // r14 = address of mask / mask + // r14 = address of mask / mask value // r15 = preserved: system call number // r16 = preserved: current task pointer - // r17 = wall to monotonic use - // r18 = time_interpolator->offset - // r19 = address of wall_to_monotonic - // r20 = pointer to struct time_interpolator / pointer to time_interpolator->address - // r21 = shift factor - // r22 = address of time interpolator->last_counter - // r23 = address of time_interpolator->last_cycle - // r24 = adress of time_interpolator->offset - // r25 = last_cycle value - // r26 = last_counter value - // r27 = pointer to xtime + // r17 = (not used) + // r18 = (not used) + // r19 = address of itc_lastcycle + // r20 = struct fsyscall_gtod_data (= address of gtod_lock.sequence) + // r21 = address of mmio_ptr + // r22 = address of wall_time or monotonic_time + // r23 = address of shift / value + // r24 = address mult factor / cycle_last value + // r25 = itc_lastcycle value + // r26 = address clocksource cycle_last + // r27 = (not used) // r28 = sequence number at the beginning of critcal section - // r29 = address of seqlock + // r29 = address of itc_jitter // r30 = time processing flags / memory address // r31 = pointer to result // Predicates // p6,p7 short term use // p8 = timesource ar.itc // p9 = timesource mmio64 - // p10 = timesource mmio32 + // p10 = timesource mmio32 - not used // p11 = timesource not to be handled by asm code - // p12 = memory time source ( = p9 | p10) - // p13 = do cmpxchg with time_interpolator_last_cycle + // p12 = memory time source ( = p9 | p10) - not used + // p13 = do cmpxchg with itc_lastcycle // p14 = Divide by 1000 // p15 = Add monotonic // - // Note that instructions are optimized for McKinley. McKinley can process two - // bundles simultaneously and therefore we continuously try to feed the CPU - // two bundles and then a stop. - tnat.nz p6,p0 = r31 // branch deferred since it does not fit into bundle structure + // Note that instructions are optimized for McKinley. McKinley can + // process two bundles simultaneously and therefore we continuously + // try to feed the CPU two bundles and then a stop. + // + // Additional note that code has changed a lot. Optimization is TBD. + // Comments begin with "?" are maybe outdated. + tnat.nz p6,p0 = r31 // ? branch deferred to fit later bundle mov pr = r30,0xc000 // Set predicates according to function add r2 = TI_FLAGS+IA64_TASK_SIZE,r16 - movl r20 = time_interpolator + movl r20 = fsyscall_gtod_data // load fsyscall gettimeofday data address ;; - ld8 r20 = [r20] // get pointer to time_interpolator structure - movl r29 = xtime_lock + movl r29 = itc_jitter_data // itc_jitter + add r22 = IA64_GTOD_WALL_TIME_OFFSET,r20 // wall_time ld4 r2 = [r2] // process work pending flags - movl r27 = xtime - ;; // only one bundle here - ld8 r21 = [r20] // first quad with control information + ;; +(p15) add r22 = IA64_GTOD_MONO_TIME_OFFSET,r20 // monotonic_time + add r21 = IA64_CLKSRC_MMIO_OFFSET,r20 + add r19 = IA64_ITC_LASTCYCLE_OFFSET,r29 and r2 = TIF_ALLWORK_MASK,r2 -(p6) br.cond.spnt.few .fail_einval // deferred branch +(p6) br.cond.spnt.few .fail_einval // ? deferred branch ;; - add r10 = IA64_TIME_INTERPOLATOR_ADDRESS_OFFSET,r20 - extr r3 = r21,32,32 // time_interpolator->nsec_per_cyc - extr r8 = r21,0,16 // time_interpolator->source + add r26 = IA64_CLKSRC_CYCLE_LAST_OFFSET,r20 // clksrc_cycle_last cmp.ne p6, p0 = 0, r2 // Fallback if work is scheduled (p6) br.cond.spnt.many fsys_fallback_syscall ;; - cmp.eq p8,p12 = 0,r8 // Check for cpu timer - cmp.eq p9,p0 = 1,r8 // MMIO64 ? - extr r2 = r21,24,8 // time_interpolator->jitter - cmp.eq p10,p0 = 2,r8 // MMIO32 ? - cmp.ltu p11,p0 = 2,r8 // function or other clock -(p11) br.cond.spnt.many fsys_fallback_syscall + // Begin critical section +.time_redo: + ld4.acq r28 = [r20] // gtod_lock.sequence, Must take first ;; - setf.sig f7 = r3 // Setup for scaling of counter -(p15) movl r19 = wall_to_monotonic -(p12) ld8 r30 = [r10] - cmp.ne p13,p0 = r2,r0 // need jitter compensation? - extr r21 = r21,16,8 // shift factor + and r28 = ~1,r28 // And make sequence even to force retry if odd ;; -.time_redo: - .pred.rel.mutex p8,p9,p10 - ld4.acq r28 = [r29] // xtime_lock.sequence. Must come first for locking purposes + ld8 r30 = [r21] // clocksource->mmio_ptr + add r24 = IA64_CLKSRC_MULT_OFFSET,r20 + ld4 r2 = [r29] // itc_jitter value + add r23 = IA64_CLKSRC_SHIFT_OFFSET,r20 + add r14 = IA64_CLKSRC_MASK_OFFSET,r20 + ;; + ld4 r3 = [r24] // clocksource mult value + ld8 r14 = [r14] // clocksource mask value + cmp.eq p8,p9 = 0,r30 // use cpu timer if no mmio_ptr + ;; + setf.sig f7 = r3 // Setup for mult scaling of counter +(p8) cmp.ne p13,p0 = r2,r0 // need itc_jitter compensation, set p13 + ld4 r23 = [r23] // clocksource shift value + ld8 r24 = [r26] // get clksrc_cycle_last value +(p9) cmp.eq p13,p0 = 0,r30 // if mmio_ptr, clear p13 jitter control + ;; + .pred.rel.mutex p8,p9 (p8) mov r2 = ar.itc // CPU_TIMER. 36 clocks latency!!! - add r22 = IA64_TIME_INTERPOLATOR_LAST_COUNTER_OFFSET,r20 -(p9) ld8 r2 = [r30] // readq(ti->address). Could also have latency issues.. -(p10) ld4 r2 = [r30] // readw(ti->address) -(p13) add r23 = IA64_TIME_INTERPOLATOR_LAST_CYCLE_OFFSET,r20 - ;; // could be removed by moving the last add upward - ld8 r26 = [r22] // time_interpolator->last_counter -(p13) ld8 r25 = [r23] // time interpolator->last_cycle - add r24 = IA64_TIME_INTERPOLATOR_OFFSET_OFFSET,r20 -(p15) ld8 r17 = [r19],IA64_TIMESPEC_TV_NSEC_OFFSET - ld8 r9 = [r27],IA64_TIMESPEC_TV_NSEC_OFFSET - add r14 = IA64_TIME_INTERPOLATOR_MASK_OFFSET, r20 - ;; - ld8 r18 = [r24] // time_interpolator->offset - ld8 r8 = [r27],-IA64_TIMESPEC_TV_NSEC_OFFSET // xtime.tv_nsec -(p13) sub r3 = r25,r2 // Diff needed before comparison (thanks davidm) - ;; - ld8 r14 = [r14] // time_interpolator->mask -(p13) cmp.gt.unc p6,p7 = r3,r0 // check if it is less than last. p6,p7 cleared - sub r10 = r2,r26 // current_counter - last_counter - ;; -(p6) sub r10 = r25,r26 // time we got was less than last_cycle +(p9) ld8 r2 = [r30] // MMIO_TIMER. Could also have latency issues.. +(p13) ld8 r25 = [r19] // get itc_lastcycle value + ;; // ? could be removed by moving the last add upward + ld8 r9 = [r22],IA64_TIMESPEC_TV_NSEC_OFFSET // tv_sec + ;; + ld8 r8 = [r22],-IA64_TIMESPEC_TV_NSEC_OFFSET // tv_nsec +(p13) sub r3 = r25,r2 // Diff needed before comparison (thanks davidm) + ;; +(p13) cmp.gt.unc p6,p7 = r3,r0 // check if it is less than last. p6,p7 cleared + sub r10 = r2,r24 // current_cycle - last_cycle + ;; +(p6) sub r10 = r25,r24 // time we got was less than last_cycle (p7) mov ar.ccv = r25 // more than last_cycle. Prep for cmpxchg ;; +(p7) cmpxchg8.rel r3 = [r19],r2,ar.ccv + ;; +(p7) cmp.ne p7,p0 = r25,r3 // if cmpxchg not successful + ;; +(p7) sub r10 = r3,r24 // then use new last_cycle instead + ;; and r10 = r10,r14 // Apply mask ;; setf.sig f8 = r10 nop.i 123 ;; -(p7) cmpxchg8.rel r3 = [r23],r2,ar.ccv -EX(.fail_efault, probe.w.fault r31, 3) // This takes 5 cycles and we have spare time + // fault check takes 5 cycles and we have spare time +EX(.fail_efault, probe.w.fault r31, 3) xmpy.l f8 = f8,f7 // nsec_per_cyc*(counter-last_counter) -(p15) add r9 = r9,r17 // Add wall to monotonic.secs to result secs ;; -(p15) ld8 r17 = [r19],-IA64_TIMESPEC_TV_NSEC_OFFSET -(p7) cmp.ne p7,p0 = r25,r3 // if cmpxchg not successful redo - // simulate tbit.nz.or p7,p0 = r28,0 - and r28 = ~1,r28 // Make sequence even to force retry if odd + // ? simulate tbit.nz.or p7,p0 = r28,0 getf.sig r2 = f8 mf - add r8 = r8,r18 // Add time interpolator offset ;; - ld4 r10 = [r29] // xtime_lock.sequence -(p15) add r8 = r8, r17 // Add monotonic.nsecs to nsecs - shr.u r2 = r2,r21 - ;; // overloaded 3 bundles! - // End critical section. + ld4 r10 = [r20] // gtod_lock.sequence + shr.u r2 = r2,r23 // shift by factor + ;; // ? overloaded 3 bundles! add r8 = r8,r2 // Add xtime.nsecs - cmp4.ne.or p7,p0 = r28,r10 -(p7) br.cond.dpnt.few .time_redo // sequence number changed ? + cmp4.ne p7,p0 = r28,r10 +(p7) br.cond.dpnt.few .time_redo // sequence number changed, redo + // End critical section. // Now r8=tv->tv_nsec and r9=tv->tv_sec mov r10 = r0 movl r2 = 1000000000 @@ -306,19 +305,19 @@ EX(.fail_efault, probe.w.fault r31, 3) // This takes 5 cycles and we have spare .time_normalize: mov r21 = r8 cmp.ge p6,p0 = r8,r2 -(p14) shr.u r20 = r8, 3 // We can repeat this if necessary just wasting some time +(p14) shr.u r20 = r8, 3 // We can repeat this if necessary just wasting time ;; (p14) setf.sig f8 = r20 (p6) sub r8 = r8,r2 -(p6) add r9 = 1,r9 // two nops before the branch. -(p14) setf.sig f7 = r3 // Chances for repeats are 1 in 10000 for gettod +(p6) add r9 = 1,r9 // two nops before the branch. +(p14) setf.sig f7 = r3 // Chances for repeats are 1 in 10000 for gettod (p6) br.cond.dpnt.few .time_normalize ;; // Divided by 8 though shift. Now divide by 125 // The compiler was able to do that with a multiply // and a shift and we do the same -EX(.fail_efault, probe.w.fault r23, 3) // This also costs 5 cycles -(p14) xmpy.hu f8 = f8, f7 // xmpy has 5 cycles latency so use it... +EX(.fail_efault, probe.w.fault r23, 3) // This also costs 5 cycles +(p14) xmpy.hu f8 = f8, f7 // xmpy has 5 cycles latency so use it ;; mov r8 = r0 (p14) getf.sig r2 = f8 diff --git a/arch/ia64/kernel/fsyscall_gtod_data.h b/arch/ia64/kernel/fsyscall_gtod_data.h new file mode 100644 index 00000000000..490dab55fba --- /dev/null +++ b/arch/ia64/kernel/fsyscall_gtod_data.h @@ -0,0 +1,23 @@ +/* + * (c) Copyright 2007 Hewlett-Packard Development Company, L.P. + * Contributed by Peter Keilty <peter.keilty@hp.com> + * + * fsyscall gettimeofday data + */ + +struct fsyscall_gtod_data_t { + seqlock_t lock; + struct timespec wall_time; + struct timespec monotonic_time; + cycle_t clk_mask; + u32 clk_mult; + u32 clk_shift; + void *clk_fsys_mmio; + cycle_t clk_cycle_last; +} __attribute__ ((aligned (L1_CACHE_BYTES))); + +struct itc_jitter_data_t { + int itc_jitter; + cycle_t itc_lastcycle; +} __attribute__ ((aligned (L1_CACHE_BYTES))); + diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index 37f46527d23..91e6dc1e7ba 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -118,15 +118,25 @@ static DEFINE_SPINLOCK(iosapic_lock); * vector. */ -struct iosapic_rte_info { - struct list_head rte_list; /* node in list of RTEs sharing the - * same vector */ +#define NO_REF_RTE 0 + +static struct iosapic { char __iomem *addr; /* base address of IOSAPIC */ - unsigned int gsi_base; /* first GSI assigned to this - * IOSAPIC */ + unsigned int gsi_base; /* GSI base */ + unsigned short num_rte; /* # of RTEs on this IOSAPIC */ + int rtes_inuse; /* # of RTEs in use on this IOSAPIC */ +#ifdef CONFIG_NUMA + unsigned short node; /* numa node association via pxm */ +#endif + spinlock_t lock; /* lock for indirect reg access */ +} iosapic_lists[NR_IOSAPICS]; + +struct iosapic_rte_info { + struct list_head rte_list; /* RTEs sharing the same vector */ char rte_index; /* IOSAPIC RTE index */ int refcnt; /* reference counter */ unsigned int flags; /* flags */ + struct iosapic *iosapic; } ____cacheline_aligned; static struct iosapic_intr_info { @@ -140,24 +150,23 @@ static struct iosapic_intr_info { unsigned char polarity: 1; /* interrupt polarity * (see iosapic.h) */ unsigned char trigger : 1; /* trigger mode (see iosapic.h) */ -} iosapic_intr_info[IA64_NUM_VECTORS]; - -static struct iosapic { - char __iomem *addr; /* base address of IOSAPIC */ - unsigned int gsi_base; /* first GSI assigned to this - * IOSAPIC */ - unsigned short num_rte; /* # of RTEs on this IOSAPIC */ - int rtes_inuse; /* # of RTEs in use on this IOSAPIC */ -#ifdef CONFIG_NUMA - unsigned short node; /* numa node association via pxm */ -#endif -} iosapic_lists[NR_IOSAPICS]; +} iosapic_intr_info[NR_IRQS]; static unsigned char pcat_compat __devinitdata; /* 8259 compatibility flag */ static int iosapic_kmalloc_ok; static LIST_HEAD(free_rte_list); +static inline void +iosapic_write(struct iosapic *iosapic, unsigned int reg, u32 val) +{ + unsigned long flags; + + spin_lock_irqsave(&iosapic->lock, flags); + __iosapic_write(iosapic->addr, reg, val); + spin_unlock_irqrestore(&iosapic->lock, flags); +} + /* * Find an IOSAPIC associated with a GSI */ @@ -175,17 +184,18 @@ find_iosapic (unsigned int gsi) return -1; } -static inline int -_gsi_to_vector (unsigned int gsi) +static inline int __gsi_to_irq(unsigned int gsi) { + int irq; struct iosapic_intr_info *info; struct iosapic_rte_info *rte; - for (info = iosapic_intr_info; info < - iosapic_intr_info + IA64_NUM_VECTORS; ++info) + for (irq = 0; irq < NR_IRQS; irq++) { + info = &iosapic_intr_info[irq]; list_for_each_entry(rte, &info->rtes, rte_list) - if (rte->gsi_base + rte->rte_index == gsi) - return info - iosapic_intr_info; + if (rte->iosapic->gsi_base + rte->rte_index == gsi) + return irq; + } return -1; } @@ -196,7 +206,10 @@ _gsi_to_vector (unsigned int gsi) inline int gsi_to_vector (unsigned int gsi) { - return _gsi_to_vector(gsi); + int irq = __gsi_to_irq(gsi); + if (check_irq_used(irq) < 0) + return -1; + return irq_to_vector(irq); } int @@ -204,66 +217,48 @@ gsi_to_irq (unsigned int gsi) { unsigned long flags; int irq; - /* - * XXX fix me: this assumes an identity mapping between IA-64 vector - * and Linux irq numbers... - */ + spin_lock_irqsave(&iosapic_lock, flags); - { - irq = _gsi_to_vector(gsi); - } + irq = __gsi_to_irq(gsi); spin_unlock_irqrestore(&iosapic_lock, flags); - return irq; } -static struct iosapic_rte_info *gsi_vector_to_rte(unsigned int gsi, - unsigned int vec) +static struct iosapic_rte_info *find_rte(unsigned int irq, unsigned int gsi) { struct iosapic_rte_info *rte; - list_for_each_entry(rte, &iosapic_intr_info[vec].rtes, rte_list) - if (rte->gsi_base + rte->rte_index == gsi) + list_for_each_entry(rte, &iosapic_intr_info[irq].rtes, rte_list) + if (rte->iosapic->gsi_base + rte->rte_index == gsi) return rte; return NULL; } static void -set_rte (unsigned int gsi, unsigned int vector, unsigned int dest, int mask) +set_rte (unsigned int gsi, unsigned int irq, unsigned int dest, int mask) { unsigned long pol, trigger, dmode; u32 low32, high32; - char __iomem *addr; int rte_index; char redir; struct iosapic_rte_info *rte; + ia64_vector vector = irq_to_vector(irq); DBG(KERN_DEBUG"IOSAPIC: routing vector %d to 0x%x\n", vector, dest); - rte = gsi_vector_to_rte(gsi, vector); + rte = find_rte(irq, gsi); if (!rte) return; /* not an IOSAPIC interrupt */ rte_index = rte->rte_index; - addr = rte->addr; - pol = iosapic_intr_info[vector].polarity; - trigger = iosapic_intr_info[vector].trigger; - dmode = iosapic_intr_info[vector].dmode; + pol = iosapic_intr_info[irq].polarity; + trigger = iosapic_intr_info[irq].trigger; + dmode = iosapic_intr_info[irq].dmode; redir = (dmode == IOSAPIC_LOWEST_PRIORITY) ? 1 : 0; #ifdef CONFIG_SMP - { - unsigned int irq; - - for (irq = 0; irq < NR_IRQS; ++irq) - if (irq_to_vector(irq) == vector) { - set_irq_affinity_info(irq, - (int)(dest & 0xffff), - redir); - break; - } - } + set_irq_affinity_info(irq, (int)(dest & 0xffff), redir); #endif low32 = ((pol << IOSAPIC_POLARITY_SHIFT) | @@ -275,10 +270,10 @@ set_rte (unsigned int gsi, unsigned int vector, unsigned int dest, int mask) /* dest contains both id and eid */ high32 = (dest << IOSAPIC_DEST_SHIFT); - iosapic_write(addr, IOSAPIC_RTE_HIGH(rte_index), high32); - iosapic_write(addr, IOSAPIC_RTE_LOW(rte_index), low32); - iosapic_intr_info[vector].low32 = low32; - iosapic_intr_info[vector].dest = dest; + iosapic_write(rte->iosapic, IOSAPIC_RTE_HIGH(rte_index), high32); + iosapic_write(rte->iosapic, IOSAPIC_RTE_LOW(rte_index), low32); + iosapic_intr_info[irq].low32 = low32; + iosapic_intr_info[irq].dest = dest; } static void @@ -294,15 +289,18 @@ kexec_disable_iosapic(void) { struct iosapic_intr_info *info; struct iosapic_rte_info *rte; - u8 vec = 0; - for (info = iosapic_intr_info; info < - iosapic_intr_info + IA64_NUM_VECTORS; ++info, ++vec) { + ia64_vector vec; + int irq; + + for (irq = 0; irq < NR_IRQS; irq++) { + info = &iosapic_intr_info[irq]; + vec = irq_to_vector(irq); list_for_each_entry(rte, &info->rtes, rte_list) { - iosapic_write(rte->addr, + iosapic_write(rte->iosapic, IOSAPIC_RTE_LOW(rte->rte_index), IOSAPIC_MASK|vec); - iosapic_eoi(rte->addr, vec); + iosapic_eoi(rte->iosapic->addr, vec); } } } @@ -311,54 +309,36 @@ kexec_disable_iosapic(void) static void mask_irq (unsigned int irq) { - unsigned long flags; - char __iomem *addr; u32 low32; int rte_index; - ia64_vector vec = irq_to_vector(irq); struct iosapic_rte_info *rte; - if (list_empty(&iosapic_intr_info[vec].rtes)) + if (list_empty(&iosapic_intr_info[irq].rtes)) return; /* not an IOSAPIC interrupt! */ - spin_lock_irqsave(&iosapic_lock, flags); - { - /* set only the mask bit */ - low32 = iosapic_intr_info[vec].low32 |= IOSAPIC_MASK; - list_for_each_entry(rte, &iosapic_intr_info[vec].rtes, - rte_list) { - addr = rte->addr; - rte_index = rte->rte_index; - iosapic_write(addr, IOSAPIC_RTE_LOW(rte_index), low32); - } + /* set only the mask bit */ + low32 = iosapic_intr_info[irq].low32 |= IOSAPIC_MASK; + list_for_each_entry(rte, &iosapic_intr_info[irq].rtes, rte_list) { + rte_index = rte->rte_index; + iosapic_write(rte->iosapic, IOSAPIC_RTE_LOW(rte_index), low32); } - spin_unlock_irqrestore(&iosapic_lock, flags); } static void unmask_irq (unsigned int irq) { - unsigned long flags; - char __iomem *addr; u32 low32; int rte_index; - ia64_vector vec = irq_to_vector(irq); struct iosapic_rte_info *rte; - if (list_empty(&iosapic_intr_info[vec].rtes)) + if (list_empty(&iosapic_intr_info[irq].rtes)) return; /* not an IOSAPIC interrupt! */ - spin_lock_irqsave(&iosapic_lock, flags); - { - low32 = iosapic_intr_info[vec].low32 &= ~IOSAPIC_MASK; - list_for_each_entry(rte, &iosapic_intr_info[vec].rtes, - rte_list) { - addr = rte->addr; - rte_index = rte->rte_index; - iosapic_write(addr, IOSAPIC_RTE_LOW(rte_index), low32); - } + low32 = iosapic_intr_info[irq].low32 &= ~IOSAPIC_MASK; + list_for_each_entry(rte, &iosapic_intr_info[irq].rtes, rte_list) { + rte_index = rte->rte_index; + iosapic_write(rte->iosapic, IOSAPIC_RTE_LOW(rte_index), low32); } - spin_unlock_irqrestore(&iosapic_lock, flags); } @@ -366,23 +346,24 @@ static void iosapic_set_affinity (unsigned int irq, cpumask_t mask) { #ifdef CONFIG_SMP - unsigned long flags; u32 high32, low32; int dest, rte_index; - char __iomem *addr; int redir = (irq & IA64_IRQ_REDIRECTED) ? 1 : 0; - ia64_vector vec; struct iosapic_rte_info *rte; + struct iosapic *iosapic; irq &= (~IA64_IRQ_REDIRECTED); - vec = irq_to_vector(irq); + cpus_and(mask, mask, cpu_online_map); if (cpus_empty(mask)) return; + if (reassign_irq_vector(irq, first_cpu(mask))) + return; + dest = cpu_physical_id(first_cpu(mask)); - if (list_empty(&iosapic_intr_info[vec].rtes)) + if (list_empty(&iosapic_intr_info[irq].rtes)) return; /* not an IOSAPIC interrupt */ set_irq_affinity_info(irq, dest, redir); @@ -390,31 +371,24 @@ iosapic_set_affinity (unsigned int irq, cpumask_t mask) /* dest contains both id and eid */ high32 = dest << IOSAPIC_DEST_SHIFT; - spin_lock_irqsave(&iosapic_lock, flags); - { - low32 = iosapic_intr_info[vec].low32 & - ~(7 << IOSAPIC_DELIVERY_SHIFT); - - if (redir) - /* change delivery mode to lowest priority */ - low32 |= (IOSAPIC_LOWEST_PRIORITY << - IOSAPIC_DELIVERY_SHIFT); - else - /* change delivery mode to fixed */ - low32 |= (IOSAPIC_FIXED << IOSAPIC_DELIVERY_SHIFT); - - iosapic_intr_info[vec].low32 = low32; - iosapic_intr_info[vec].dest = dest; - list_for_each_entry(rte, &iosapic_intr_info[vec].rtes, - rte_list) { - addr = rte->addr; - rte_index = rte->rte_index; - iosapic_write(addr, IOSAPIC_RTE_HIGH(rte_index), - high32); - iosapic_write(addr, IOSAPIC_RTE_LOW(rte_index), low32); - } + low32 = iosapic_intr_info[irq].low32 & ~(7 << IOSAPIC_DELIVERY_SHIFT); + if (redir) + /* change delivery mode to lowest priority */ + low32 |= (IOSAPIC_LOWEST_PRIORITY << IOSAPIC_DELIVERY_SHIFT); + else + /* change delivery mode to fixed */ + low32 |= (IOSAPIC_FIXED << IOSAPIC_DELIVERY_SHIFT); + low32 &= IOSAPIC_VECTOR_MASK; + low32 |= irq_to_vector(irq); + + iosapic_intr_info[irq].low32 = low32; + iosapic_intr_info[irq].dest = dest; + list_for_each_entry(rte, &iosapic_intr_info[irq].rtes, rte_list) { + iosapic = rte->iosapic; + rte_index = rte->rte_index; + iosapic_write(iosapic, IOSAPIC_RTE_HIGH(rte_index), high32); + iosapic_write(iosapic, IOSAPIC_RTE_LOW(rte_index), low32); } - spin_unlock_irqrestore(&iosapic_lock, flags); #endif } @@ -434,10 +408,20 @@ iosapic_end_level_irq (unsigned int irq) { ia64_vector vec = irq_to_vector(irq); struct iosapic_rte_info *rte; + int do_unmask_irq = 0; - move_native_irq(irq); - list_for_each_entry(rte, &iosapic_intr_info[vec].rtes, rte_list) - iosapic_eoi(rte->addr, vec); + if (unlikely(irq_desc[irq].status & IRQ_MOVE_PENDING)) { + do_unmask_irq = 1; + mask_irq(irq); + } + + list_for_each_entry(rte, &iosapic_intr_info[irq].rtes, rte_list) + iosapic_eoi(rte->iosapic->addr, vec); + + if (unlikely(do_unmask_irq)) { + move_masked_irq(irq); + unmask_irq(irq); + } } #define iosapic_shutdown_level_irq mask_irq @@ -519,13 +503,12 @@ iosapic_version (char __iomem *addr) * unsigned int reserved2 : 8; * } */ - return iosapic_read(addr, IOSAPIC_VERSION); + return __iosapic_read(addr, IOSAPIC_VERSION); } -static int iosapic_find_sharable_vector (unsigned long trigger, - unsigned long pol) +static int iosapic_find_sharable_irq(unsigned long trigger, unsigned long pol) { - int i, vector = -1, min_count = -1; + int i, irq = -ENOSPC, min_count = -1; struct iosapic_intr_info *info; /* @@ -533,21 +516,21 @@ static int iosapic_find_sharable_vector (unsigned long trigger, * supported yet */ if (trigger == IOSAPIC_EDGE) - return -1; + return -EINVAL; - for (i = IA64_FIRST_DEVICE_VECTOR; i <= IA64_LAST_DEVICE_VECTOR; i++) { + for (i = 0; i <= NR_IRQS; i++) { info = &iosapic_intr_info[i]; if (info->trigger == trigger && info->polarity == pol && - (info->dmode == IOSAPIC_FIXED || info->dmode == - IOSAPIC_LOWEST_PRIORITY)) { + (info->dmode == IOSAPIC_FIXED || + info->dmode == IOSAPIC_LOWEST_PRIORITY) && + can_request_irq(i, IRQF_SHARED)) { if (min_count == -1 || info->count < min_count) { - vector = i; + irq = i; min_count = info->count; } } } - - return vector; + return irq; } /* @@ -555,25 +538,25 @@ static int iosapic_find_sharable_vector (unsigned long trigger, * assign a new vector for the other and make the vector available */ static void __init -iosapic_reassign_vector (int vector) +iosapic_reassign_vector (int irq) { - int new_vector; + int new_irq; - if (!list_empty(&iosapic_intr_info[vector].rtes)) { - new_vector = assign_irq_vector(AUTO_ASSIGN); - if (new_vector < 0) + if (!list_empty(&iosapic_intr_info[irq].rtes)) { + new_irq = create_irq(); + if (new_irq < 0) panic("%s: out of interrupt vectors!\n", __FUNCTION__); printk(KERN_INFO "Reassigning vector %d to %d\n", - vector, new_vector); - memcpy(&iosapic_intr_info[new_vector], &iosapic_intr_info[vector], + irq_to_vector(irq), irq_to_vector(new_irq)); + memcpy(&iosapic_intr_info[new_irq], &iosapic_intr_info[irq], sizeof(struct iosapic_intr_info)); - INIT_LIST_HEAD(&iosapic_intr_info[new_vector].rtes); - list_move(iosapic_intr_info[vector].rtes.next, - &iosapic_intr_info[new_vector].rtes); - memset(&iosapic_intr_info[vector], 0, + INIT_LIST_HEAD(&iosapic_intr_info[new_irq].rtes); + list_move(iosapic_intr_info[irq].rtes.next, + &iosapic_intr_info[new_irq].rtes); + memset(&iosapic_intr_info[irq], 0, sizeof(struct iosapic_intr_info)); - iosapic_intr_info[vector].low32 = IOSAPIC_MASK; - INIT_LIST_HEAD(&iosapic_intr_info[vector].rtes); + iosapic_intr_info[irq].low32 = IOSAPIC_MASK; + INIT_LIST_HEAD(&iosapic_intr_info[irq].rtes); } } @@ -610,29 +593,18 @@ static struct iosapic_rte_info *iosapic_alloc_rte (void) return rte; } -static void iosapic_free_rte (struct iosapic_rte_info *rte) +static inline int irq_is_shared (int irq) { - if (rte->flags & RTE_PREALLOCATED) - list_add_tail(&rte->rte_list, &free_rte_list); - else - kfree(rte); -} - -static inline int vector_is_shared (int vector) -{ - return (iosapic_intr_info[vector].count > 1); + return (iosapic_intr_info[irq].count > 1); } static int -register_intr (unsigned int gsi, int vector, unsigned char delivery, +register_intr (unsigned int gsi, int irq, unsigned char delivery, unsigned long polarity, unsigned long trigger) { irq_desc_t *idesc; struct hw_interrupt_type *irq_type; - int rte_index; int index; - unsigned long gsi_base; - void __iomem *iosapic_address; struct iosapic_rte_info *rte; index = find_iosapic(gsi); @@ -642,10 +614,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery, return -ENODEV; } - iosapic_address = iosapic_lists[index].addr; - gsi_base = iosapic_lists[index].gsi_base; - - rte = gsi_vector_to_rte(gsi, vector); + rte = find_rte(irq, gsi); if (!rte) { rte = iosapic_alloc_rte(); if (!rte) { @@ -654,40 +623,42 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery, return -ENOMEM; } - rte_index = gsi - gsi_base; - rte->rte_index = rte_index; - rte->addr = iosapic_address; - rte->gsi_base = gsi_base; + rte->iosapic = &iosapic_lists[index]; + rte->rte_index = gsi - rte->iosapic->gsi_base; rte->refcnt++; - list_add_tail(&rte->rte_list, &iosapic_intr_info[vector].rtes); - iosapic_intr_info[vector].count++; + list_add_tail(&rte->rte_list, &iosapic_intr_info[irq].rtes); + iosapic_intr_info[irq].count++; iosapic_lists[index].rtes_inuse++; } - else if (vector_is_shared(vector)) { - struct iosapic_intr_info *info = &iosapic_intr_info[vector]; - if (info->trigger != trigger || info->polarity != polarity) { + else if (rte->refcnt == NO_REF_RTE) { + struct iosapic_intr_info *info = &iosapic_intr_info[irq]; + if (info->count > 0 && + (info->trigger != trigger || info->polarity != polarity)){ printk (KERN_WARNING "%s: cannot override the interrupt\n", __FUNCTION__); return -EINVAL; } + rte->refcnt++; + iosapic_intr_info[irq].count++; + iosapic_lists[index].rtes_inuse++; } - iosapic_intr_info[vector].polarity = polarity; - iosapic_intr_info[vector].dmode = delivery; - iosapic_intr_info[vector].trigger = trigger; + iosapic_intr_info[irq].polarity = polarity; + iosapic_intr_info[irq].dmode = delivery; + iosapic_intr_info[irq].trigger = trigger; if (trigger == IOSAPIC_EDGE) irq_type = &irq_type_iosapic_edge; else irq_type = &irq_type_iosapic_level; - idesc = irq_desc + vector; + idesc = irq_desc + irq; if (idesc->chip != irq_type) { if (idesc->chip != &no_irq_type) printk(KERN_WARNING "%s: changing vector %d from %s to %s\n", - __FUNCTION__, vector, + __FUNCTION__, irq_to_vector(irq), idesc->chip->name, irq_type->name); idesc->chip = irq_type; } @@ -695,18 +666,19 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery, } static unsigned int -get_target_cpu (unsigned int gsi, int vector) +get_target_cpu (unsigned int gsi, int irq) { #ifdef CONFIG_SMP static int cpu = -1; extern int cpe_vector; + cpumask_t domain = irq_to_domain(irq); /* * In case of vector shared by multiple RTEs, all RTEs that * share the vector need to use the same destination CPU. */ - if (!list_empty(&iosapic_intr_info[vector].rtes)) - return iosapic_intr_info[vector].dest; + if (!list_empty(&iosapic_intr_info[irq].rtes)) + return iosapic_intr_info[irq].dest; /* * If the platform supports redirection via XTP, let it @@ -723,7 +695,7 @@ get_target_cpu (unsigned int gsi, int vector) return cpu_physical_id(smp_processor_id()); #ifdef CONFIG_ACPI - if (cpe_vector > 0 && vector == IA64_CPEP_VECTOR) + if (cpe_vector > 0 && irq_to_vector(irq) == IA64_CPEP_VECTOR) return get_cpei_target_cpu(); #endif @@ -738,7 +710,7 @@ get_target_cpu (unsigned int gsi, int vector) goto skip_numa_setup; cpu_mask = node_to_cpumask(iosapic_lists[iosapic_index].node); - + cpus_and(cpu_mask, cpu_mask, domain); for_each_cpu_mask(numa_cpu, cpu_mask) { if (!cpu_online(numa_cpu)) cpu_clear(numa_cpu, cpu_mask); @@ -749,8 +721,8 @@ get_target_cpu (unsigned int gsi, int vector) if (!num_cpus) goto skip_numa_setup; - /* Use vector assignment to distribute across cpus in node */ - cpu_index = vector % num_cpus; + /* Use irq assignment to distribute across cpus in node */ + cpu_index = irq % num_cpus; for (numa_cpu = first_cpu(cpu_mask) ; i < cpu_index ; i++) numa_cpu = next_cpu(numa_cpu, cpu_mask); @@ -768,7 +740,7 @@ skip_numa_setup: do { if (++cpu >= NR_CPUS) cpu = 0; - } while (!cpu_online(cpu)); + } while (!cpu_online(cpu) || !cpu_isset(cpu, domain)); return cpu_physical_id(cpu); #else /* CONFIG_SMP */ @@ -785,84 +757,72 @@ int iosapic_register_intr (unsigned int gsi, unsigned long polarity, unsigned long trigger) { - int vector, mask = 1, err; + int irq, mask = 1, err; unsigned int dest; unsigned long flags; struct iosapic_rte_info *rte; u32 low32; -again: + /* * If this GSI has already been registered (i.e., it's a * shared interrupt, or we lost a race to register it), * don't touch the RTE. */ spin_lock_irqsave(&iosapic_lock, flags); - { - vector = gsi_to_vector(gsi); - if (vector > 0) { - rte = gsi_vector_to_rte(gsi, vector); + irq = __gsi_to_irq(gsi); + if (irq > 0) { + rte = find_rte(irq, gsi); + if(iosapic_intr_info[irq].count == 0) { + assign_irq_vector(irq); + dynamic_irq_init(irq); + } else if (rte->refcnt != NO_REF_RTE) { rte->refcnt++; - spin_unlock_irqrestore(&iosapic_lock, flags); - return vector; + goto unlock_iosapic_lock; } - } - spin_unlock_irqrestore(&iosapic_lock, flags); + } else + irq = create_irq(); /* If vector is running out, we try to find a sharable vector */ - vector = assign_irq_vector(AUTO_ASSIGN); - if (vector < 0) { - vector = iosapic_find_sharable_vector(trigger, polarity); - if (vector < 0) - return -ENOSPC; + if (irq < 0) { + irq = iosapic_find_sharable_irq(trigger, polarity); + if (irq < 0) + goto unlock_iosapic_lock; } - spin_lock_irqsave(&irq_desc[vector].lock, flags); - spin_lock(&iosapic_lock); - { - if (gsi_to_vector(gsi) > 0) { - if (list_empty(&iosapic_intr_info[vector].rtes)) - free_irq_vector(vector); - spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_desc[vector].lock, - flags); - goto again; - } - - dest = get_target_cpu(gsi, vector); - err = register_intr(gsi, vector, IOSAPIC_LOWEST_PRIORITY, - polarity, trigger); - if (err < 0) { - spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_desc[vector].lock, - flags); - return err; - } - - /* - * If the vector is shared and already unmasked for - * other interrupt sources, don't mask it. - */ - low32 = iosapic_intr_info[vector].low32; - if (vector_is_shared(vector) && !(low32 & IOSAPIC_MASK)) - mask = 0; - set_rte(gsi, vector, dest, mask); + spin_lock(&irq_desc[irq].lock); + dest = get_target_cpu(gsi, irq); + err = register_intr(gsi, irq, IOSAPIC_LOWEST_PRIORITY, + polarity, trigger); + if (err < 0) { + irq = err; + goto unlock_all; } - spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_desc[vector].lock, flags); + + /* + * If the vector is shared and already unmasked for other + * interrupt sources, don't mask it. + */ + low32 = iosapic_intr_info[irq].low32; + if (irq_is_shared(irq) && !(low32 & IOSAPIC_MASK)) + mask = 0; + set_rte(gsi, irq, dest, mask); printk(KERN_INFO "GSI %u (%s, %s) -> CPU %d (0x%04x) vector %d\n", gsi, (trigger == IOSAPIC_EDGE ? "edge" : "level"), (polarity == IOSAPIC_POL_HIGH ? "high" : "low"), - cpu_logical_id(dest), dest, vector); - - return vector; + cpu_logical_id(dest), dest, irq_to_vector(irq)); + unlock_all: + spin_unlock(&irq_desc[irq].lock); + unlock_iosapic_lock: + spin_unlock_irqrestore(&iosapic_lock, flags); + return irq; } void iosapic_unregister_intr (unsigned int gsi) { unsigned long flags; - int irq, vector, index; + int irq, index; irq_desc_t *idesc; u32 low32; unsigned long trigger, polarity; @@ -881,78 +841,56 @@ iosapic_unregister_intr (unsigned int gsi) WARN_ON(1); return; } - vector = irq_to_vector(irq); - idesc = irq_desc + irq; - spin_lock_irqsave(&idesc->lock, flags); - spin_lock(&iosapic_lock); - { - if ((rte = gsi_vector_to_rte(gsi, vector)) == NULL) { - printk(KERN_ERR - "iosapic_unregister_intr(%u) unbalanced\n", - gsi); - WARN_ON(1); - goto out; - } + spin_lock_irqsave(&iosapic_lock, flags); + if ((rte = find_rte(irq, gsi)) == NULL) { + printk(KERN_ERR "iosapic_unregister_intr(%u) unbalanced\n", + gsi); + WARN_ON(1); + goto out; + } - if (--rte->refcnt > 0) - goto out; + if (--rte->refcnt > 0) + goto out; - /* Mask the interrupt */ - low32 = iosapic_intr_info[vector].low32 | IOSAPIC_MASK; - iosapic_write(rte->addr, IOSAPIC_RTE_LOW(rte->rte_index), - low32); + idesc = irq_desc + irq; + rte->refcnt = NO_REF_RTE; - /* Remove the rte entry from the list */ - list_del(&rte->rte_list); - iosapic_intr_info[vector].count--; - iosapic_free_rte(rte); - index = find_iosapic(gsi); - iosapic_lists[index].rtes_inuse--; - WARN_ON(iosapic_lists[index].rtes_inuse < 0); - - trigger = iosapic_intr_info[vector].trigger; - polarity = iosapic_intr_info[vector].polarity; - dest = iosapic_intr_info[vector].dest; - printk(KERN_INFO - "GSI %u (%s, %s) -> CPU %d (0x%04x)" - " vector %d unregistered\n", - gsi, (trigger == IOSAPIC_EDGE ? "edge" : "level"), - (polarity == IOSAPIC_POL_HIGH ? "high" : "low"), - cpu_logical_id(dest), dest, vector); + /* Mask the interrupt */ + low32 = iosapic_intr_info[irq].low32 | IOSAPIC_MASK; + iosapic_write(rte->iosapic, IOSAPIC_RTE_LOW(rte->rte_index), low32); - if (list_empty(&iosapic_intr_info[vector].rtes)) { - /* Sanity check */ - BUG_ON(iosapic_intr_info[vector].count); + iosapic_intr_info[irq].count--; + index = find_iosapic(gsi); + iosapic_lists[index].rtes_inuse--; + WARN_ON(iosapic_lists[index].rtes_inuse < 0); - /* Clear the interrupt controller descriptor */ - idesc->chip = &no_irq_type; + trigger = iosapic_intr_info[irq].trigger; + polarity = iosapic_intr_info[irq].polarity; + dest = iosapic_intr_info[irq].dest; + printk(KERN_INFO + "GSI %u (%s, %s) -> CPU %d (0x%04x) vector %d unregistered\n", + gsi, (trigger == IOSAPIC_EDGE ? "edge" : "level"), + (polarity == IOSAPIC_POL_HIGH ? "high" : "low"), + cpu_logical_id(dest), dest, irq_to_vector(irq)); + if (iosapic_intr_info[irq].count == 0) { #ifdef CONFIG_SMP - /* Clear affinity */ - cpus_setall(idesc->affinity); + /* Clear affinity */ + cpus_setall(idesc->affinity); #endif - - /* Clear the interrupt information */ - memset(&iosapic_intr_info[vector], 0, - sizeof(struct iosapic_intr_info)); - iosapic_intr_info[vector].low32 |= IOSAPIC_MASK; - INIT_LIST_HEAD(&iosapic_intr_info[vector].rtes); - - if (idesc->action) { - printk(KERN_ERR - "interrupt handlers still exist on" - "IRQ %u\n", irq); - WARN_ON(1); - } - - /* Free the interrupt vector */ - free_irq_vector(vector); - } + /* Clear the interrupt information */ + iosapic_intr_info[irq].dest = 0; + iosapic_intr_info[irq].dmode = 0; + iosapic_intr_info[irq].polarity = 0; + iosapic_intr_info[irq].trigger = 0; + iosapic_intr_info[irq].low32 |= IOSAPIC_MASK; + + /* Destroy and reserve IRQ */ + destroy_and_reserve_irq(irq); } out: - spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&idesc->lock, flags); + spin_unlock_irqrestore(&iosapic_lock, flags); } /* @@ -965,27 +903,30 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi, { static const char * const name[] = {"unknown", "PMI", "INIT", "CPEI"}; unsigned char delivery; - int vector, mask = 0; + int irq, vector, mask = 0; unsigned int dest = ((id << 8) | eid) & 0xffff; switch (int_type) { case ACPI_INTERRUPT_PMI: - vector = iosapic_vector; + irq = vector = iosapic_vector; + bind_irq_vector(irq, vector, CPU_MASK_ALL); /* * since PMI vector is alloc'd by FW(ACPI) not by kernel, * we need to make sure the vector is available */ - iosapic_reassign_vector(vector); + iosapic_reassign_vector(irq); delivery = IOSAPIC_PMI; break; case ACPI_INTERRUPT_INIT: - vector = assign_irq_vector(AUTO_ASSIGN); - if (vector < 0) + irq = create_irq(); + if (irq < 0) panic("%s: out of interrupt vectors!\n", __FUNCTION__); + vector = irq_to_vector(irq); delivery = IOSAPIC_INIT; break; case ACPI_INTERRUPT_CPEI: - vector = IA64_CPE_VECTOR; + irq = vector = IA64_CPE_VECTOR; + BUG_ON(bind_irq_vector(irq, vector, CPU_MASK_ALL)); delivery = IOSAPIC_LOWEST_PRIORITY; mask = 1; break; @@ -995,7 +936,7 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi, return -1; } - register_intr(gsi, vector, delivery, polarity, trigger); + register_intr(gsi, irq, delivery, polarity, trigger); printk(KERN_INFO "PLATFORM int %s (0x%x): GSI %u (%s, %s) -> CPU %d (0x%04x)" @@ -1005,7 +946,7 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi, (polarity == IOSAPIC_POL_HIGH ? "high" : "low"), cpu_logical_id(dest), dest, vector); - set_rte(gsi, vector, dest, mask); + set_rte(gsi, irq, dest, mask); return vector; } @@ -1017,30 +958,32 @@ iosapic_override_isa_irq (unsigned int isa_irq, unsigned int gsi, unsigned long polarity, unsigned long trigger) { - int vector; + int vector, irq; unsigned int dest = cpu_physical_id(smp_processor_id()); - vector = isa_irq_to_vector(isa_irq); - - register_intr(gsi, vector, IOSAPIC_LOWEST_PRIORITY, polarity, trigger); + irq = vector = isa_irq_to_vector(isa_irq); + BUG_ON(bind_irq_vector(irq, vector, CPU_MASK_ALL)); + register_intr(gsi, irq, IOSAPIC_LOWEST_PRIORITY, polarity, trigger); DBG("ISA: IRQ %u -> GSI %u (%s,%s) -> CPU %d (0x%04x) vector %d\n", isa_irq, gsi, trigger == IOSAPIC_EDGE ? "edge" : "level", polarity == IOSAPIC_POL_HIGH ? "high" : "low", cpu_logical_id(dest), dest, vector); - set_rte(gsi, vector, dest, 1); + set_rte(gsi, irq, dest, 1); } void __init iosapic_system_init (int system_pcat_compat) { - int vector; + int irq; - for (vector = 0; vector < IA64_NUM_VECTORS; ++vector) { - iosapic_intr_info[vector].low32 = IOSAPIC_MASK; + for (irq = 0; irq < NR_IRQS; ++irq) { + iosapic_intr_info[irq].low32 = IOSAPIC_MASK; /* mark as unused */ - INIT_LIST_HEAD(&iosapic_intr_info[vector].rtes); + INIT_LIST_HEAD(&iosapic_intr_info[irq].rtes); + + iosapic_intr_info[irq].count = 0; } pcat_compat = system_pcat_compat; @@ -1108,31 +1051,35 @@ iosapic_init (unsigned long phys_addr, unsigned int gsi_base) unsigned long flags; spin_lock_irqsave(&iosapic_lock, flags); - { - addr = ioremap(phys_addr, 0); - ver = iosapic_version(addr); + index = find_iosapic(gsi_base); + if (index >= 0) { + spin_unlock_irqrestore(&iosapic_lock, flags); + return -EBUSY; + } - if ((err = iosapic_check_gsi_range(gsi_base, ver))) { - iounmap(addr); - spin_unlock_irqrestore(&iosapic_lock, flags); - return err; - } + addr = ioremap(phys_addr, 0); + ver = iosapic_version(addr); + if ((err = iosapic_check_gsi_range(gsi_base, ver))) { + iounmap(addr); + spin_unlock_irqrestore(&iosapic_lock, flags); + return err; + } - /* - * The MAX_REDIR register holds the highest input pin - * number (starting from 0). - * We add 1 so that we can use it for number of pins (= RTEs) - */ - num_rte = ((ver >> 16) & 0xff) + 1; + /* + * The MAX_REDIR register holds the highest input pin number + * (starting from 0). We add 1 so that we can use it for + * number of pins (= RTEs) + */ + num_rte = ((ver >> 16) & 0xff) + 1; - index = iosapic_alloc(); - iosapic_lists[index].addr = addr; - iosapic_lists[index].gsi_base = gsi_base; - iosapic_lists[index].num_rte = num_rte; + index = iosapic_alloc(); + iosapic_lists[index].addr = addr; + iosapic_lists[index].gsi_base = gsi_base; + iosapic_lists[index].num_rte = num_rte; #ifdef CONFIG_NUMA - iosapic_lists[index].node = MAX_NUMNODES; + iosapic_lists[index].node = MAX_NUMNODES; #endif - } + spin_lock_init(&iosapic_lists[index].lock); spin_unlock_irqrestore(&iosapic_lock, flags); if ((gsi_base == 0) && pcat_compat) { @@ -1157,25 +1104,22 @@ iosapic_remove (unsigned int gsi_base) unsigned long flags; spin_lock_irqsave(&iosapic_lock, flags); - { - index = find_iosapic(gsi_base); - if (index < 0) { - printk(KERN_WARNING "%s: No IOSAPIC for GSI base %u\n", - __FUNCTION__, gsi_base); - goto out; - } - - if (iosapic_lists[index].rtes_inuse) { - err = -EBUSY; - printk(KERN_WARNING - "%s: IOSAPIC for GSI base %u is busy\n", - __FUNCTION__, gsi_base); - goto out; - } + index = find_iosapic(gsi_base); + if (index < 0) { + printk(KERN_WARNING "%s: No IOSAPIC for GSI base %u\n", + __FUNCTION__, gsi_base); + goto out; + } - iounmap(iosapic_lists[index].addr); - iosapic_free(index); + if (iosapic_lists[index].rtes_inuse) { + err = -EBUSY; + printk(KERN_WARNING "%s: IOSAPIC for GSI base %u is busy\n", + __FUNCTION__, gsi_base); + goto out; } + + iounmap(iosapic_lists[index].addr); + iosapic_free(index); out: spin_unlock_irqrestore(&iosapic_lock, flags); return err; diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 407b4587048..cc3ee4ef37a 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -35,7 +35,7 @@ void ack_bad_irq(unsigned int irq) #ifdef CONFIG_IA64_GENERIC unsigned int __ia64_local_vector_to_irq (ia64_vector vec) { - return (unsigned int) vec; + return __get_cpu_var(vector_irq)[vec]; } #endif diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index bc47049f060..91797c11116 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -46,6 +46,12 @@ #define IRQ_DEBUG 0 +#define IRQ_VECTOR_UNASSIGNED (0) + +#define IRQ_UNUSED (0) +#define IRQ_USED (1) +#define IRQ_RSVD (2) + /* These can be overridden in platform_irq_init */ int ia64_first_device_vector = IA64_DEF_FIRST_DEVICE_VECTOR; int ia64_last_device_vector = IA64_DEF_LAST_DEVICE_VECTOR; @@ -54,6 +60,8 @@ int ia64_last_device_vector = IA64_DEF_LAST_DEVICE_VECTOR; void __iomem *ipi_base_addr = ((void __iomem *) (__IA64_UNCACHED_OFFSET | IA64_IPI_DEFAULT_BASE_ADDR)); +static cpumask_t vector_allocation_domain(int cpu); + /* * Legacy IRQ to IA-64 vector translation table. */ @@ -64,46 +72,269 @@ __u8 isa_irq_to_vector_map[16] = { }; EXPORT_SYMBOL(isa_irq_to_vector_map); -static unsigned long ia64_vector_mask[BITS_TO_LONGS(IA64_MAX_DEVICE_VECTORS)]; +DEFINE_SPINLOCK(vector_lock); + +struct irq_cfg irq_cfg[NR_IRQS] __read_mostly = { + [0 ... NR_IRQS - 1] = { + .vector = IRQ_VECTOR_UNASSIGNED, + .domain = CPU_MASK_NONE + } +}; + +DEFINE_PER_CPU(int[IA64_NUM_VECTORS], vector_irq) = { + [0 ... IA64_NUM_VECTORS - 1] = IA64_SPURIOUS_INT_VECTOR +}; + +static cpumask_t vector_table[IA64_MAX_DEVICE_VECTORS] = { + [0 ... IA64_MAX_DEVICE_VECTORS - 1] = CPU_MASK_NONE +}; + +static int irq_status[NR_IRQS] = { + [0 ... NR_IRQS -1] = IRQ_UNUSED +}; + +int check_irq_used(int irq) +{ + if (irq_status[irq] == IRQ_USED) + return 1; + + return -1; +} + +static void reserve_irq(unsigned int irq) +{ + unsigned long flags; + + spin_lock_irqsave(&vector_lock, flags); + irq_status[irq] = IRQ_RSVD; + spin_unlock_irqrestore(&vector_lock, flags); +} + +static inline int find_unassigned_irq(void) +{ + int irq; + + for (irq = IA64_FIRST_DEVICE_VECTOR; irq < NR_IRQS; irq++) + if (irq_status[irq] == IRQ_UNUSED) + return irq; + return -ENOSPC; +} + +static inline int find_unassigned_vector(cpumask_t domain) +{ + cpumask_t mask; + int pos; + + cpus_and(mask, domain, cpu_online_map); + if (cpus_empty(mask)) + return -EINVAL; + + for (pos = 0; pos < IA64_NUM_DEVICE_VECTORS; pos++) { + cpus_and(mask, domain, vector_table[pos]); + if (!cpus_empty(mask)) + continue; + return IA64_FIRST_DEVICE_VECTOR + pos; + } + return -ENOSPC; +} + +static int __bind_irq_vector(int irq, int vector, cpumask_t domain) +{ + cpumask_t mask; + int cpu, pos; + struct irq_cfg *cfg = &irq_cfg[irq]; + + cpus_and(mask, domain, cpu_online_map); + if (cpus_empty(mask)) + return -EINVAL; + if ((cfg->vector == vector) && cpus_equal(cfg->domain, domain)) + return 0; + if (cfg->vector != IRQ_VECTOR_UNASSIGNED) + return -EBUSY; + for_each_cpu_mask(cpu, mask) + per_cpu(vector_irq, cpu)[vector] = irq; + cfg->vector = vector; + cfg->domain = domain; + irq_status[irq] = IRQ_USED; + pos = vector - IA64_FIRST_DEVICE_VECTOR; + cpus_or(vector_table[pos], vector_table[pos], domain); + return 0; +} + +int bind_irq_vector(int irq, int vector, cpumask_t domain) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&vector_lock, flags); + ret = __bind_irq_vector(irq, vector, domain); + spin_unlock_irqrestore(&vector_lock, flags); + return ret; +} + +static void __clear_irq_vector(int irq) +{ + int vector, cpu, pos; + cpumask_t mask; + cpumask_t domain; + struct irq_cfg *cfg = &irq_cfg[irq]; + + BUG_ON((unsigned)irq >= NR_IRQS); + BUG_ON(cfg->vector == IRQ_VECTOR_UNASSIGNED); + vector = cfg->vector; + domain = cfg->domain; + cpus_and(mask, cfg->domain, cpu_online_map); + for_each_cpu_mask(cpu, mask) + per_cpu(vector_irq, cpu)[vector] = IA64_SPURIOUS_INT_VECTOR; + cfg->vector = IRQ_VECTOR_UNASSIGNED; + cfg->domain = CPU_MASK_NONE; + irq_status[irq] = IRQ_UNUSED; + pos = vector - IA64_FIRST_DEVICE_VECTOR; + cpus_andnot(vector_table[pos], vector_table[pos], domain); +} + +static void clear_irq_vector(int irq) +{ + unsigned long flags; + + spin_lock_irqsave(&vector_lock, flags); + __clear_irq_vector(irq); + spin_unlock_irqrestore(&vector_lock, flags); +} int assign_irq_vector (int irq) { - int pos, vector; - again: - pos = find_first_zero_bit(ia64_vector_mask, IA64_NUM_DEVICE_VECTORS); - vector = IA64_FIRST_DEVICE_VECTOR + pos; - if (vector > IA64_LAST_DEVICE_VECTOR) - return -ENOSPC; - if (test_and_set_bit(pos, ia64_vector_mask)) - goto again; + unsigned long flags; + int vector, cpu; + cpumask_t domain; + + vector = -ENOSPC; + + spin_lock_irqsave(&vector_lock, flags); + if (irq < 0) { + goto out; + } + for_each_online_cpu(cpu) { + domain = vector_allocation_domain(cpu); + vector = find_unassigned_vector(domain); + if (vector >= 0) + break; + } + if (vector < 0) + goto out; + BUG_ON(__bind_irq_vector(irq, vector, domain)); + out: + spin_unlock_irqrestore(&vector_lock, flags); return vector; } void free_irq_vector (int vector) { - int pos; - - if (vector < IA64_FIRST_DEVICE_VECTOR || vector > IA64_LAST_DEVICE_VECTOR) + if (vector < IA64_FIRST_DEVICE_VECTOR || + vector > IA64_LAST_DEVICE_VECTOR) return; - - pos = vector - IA64_FIRST_DEVICE_VECTOR; - if (!test_and_clear_bit(pos, ia64_vector_mask)) - printk(KERN_WARNING "%s: double free!\n", __FUNCTION__); + clear_irq_vector(vector); } int reserve_irq_vector (int vector) { - int pos; - if (vector < IA64_FIRST_DEVICE_VECTOR || vector > IA64_LAST_DEVICE_VECTOR) return -EINVAL; + return !!bind_irq_vector(vector, vector, CPU_MASK_ALL); +} - pos = vector - IA64_FIRST_DEVICE_VECTOR; - return test_and_set_bit(pos, ia64_vector_mask); +/* + * Initialize vector_irq on a new cpu. This function must be called + * with vector_lock held. + */ +void __setup_vector_irq(int cpu) +{ + int irq, vector; + + /* Clear vector_irq */ + for (vector = 0; vector < IA64_NUM_VECTORS; ++vector) + per_cpu(vector_irq, cpu)[vector] = IA64_SPURIOUS_INT_VECTOR; + /* Mark the inuse vectors */ + for (irq = 0; irq < NR_IRQS; ++irq) { + if (!cpu_isset(cpu, irq_cfg[irq].domain)) + continue; + vector = irq_to_vector(irq); + per_cpu(vector_irq, cpu)[vector] = irq; + } +} + +#if defined(CONFIG_SMP) && (defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_DIG)) +static enum vector_domain_type { + VECTOR_DOMAIN_NONE, + VECTOR_DOMAIN_PERCPU +} vector_domain_type = VECTOR_DOMAIN_NONE; + +static cpumask_t vector_allocation_domain(int cpu) +{ + if (vector_domain_type == VECTOR_DOMAIN_PERCPU) + return cpumask_of_cpu(cpu); + return CPU_MASK_ALL; +} + +static int __init parse_vector_domain(char *arg) +{ + if (!arg) + return -EINVAL; + if (!strcmp(arg, "percpu")) { + vector_domain_type = VECTOR_DOMAIN_PERCPU; + no_int_routing = 1; + } + return 1; +} +early_param("vector", parse_vector_domain); +#else +static cpumask_t vector_allocation_domain(int cpu) +{ + return CPU_MASK_ALL; +} +#endif + + +void destroy_and_reserve_irq(unsigned int irq) +{ + dynamic_irq_cleanup(irq); + + clear_irq_vector(irq); + reserve_irq(irq); +} + +static int __reassign_irq_vector(int irq, int cpu) +{ + struct irq_cfg *cfg = &irq_cfg[irq]; + int vector; + cpumask_t domain; + + if (cfg->vector == IRQ_VECTOR_UNASSIGNED || !cpu_online(cpu)) + return -EINVAL; + if (cpu_isset(cpu, cfg->domain)) + return 0; + domain = vector_allocation_domain(cpu); + vector = find_unassigned_vector(domain); + if (vector < 0) + return -ENOSPC; + __clear_irq_vector(irq); + BUG_ON(__bind_irq_vector(irq, vector, domain)); + return 0; +} + +int reassign_irq_vector(int irq, int cpu) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&vector_lock, flags); + ret = __reassign_irq_vector(irq, cpu); + spin_unlock_irqrestore(&vector_lock, flags); + return ret; } /* @@ -111,18 +342,35 @@ reserve_irq_vector (int vector) */ int create_irq(void) { - int vector = assign_irq_vector(AUTO_ASSIGN); - - if (vector >= 0) - dynamic_irq_init(vector); - - return vector; + unsigned long flags; + int irq, vector, cpu; + cpumask_t domain; + + irq = vector = -ENOSPC; + spin_lock_irqsave(&vector_lock, flags); + for_each_online_cpu(cpu) { + domain = vector_allocation_domain(cpu); + vector = find_unassigned_vector(domain); + if (vector >= 0) + break; + } + if (vector < 0) + goto out; + irq = find_unassigned_irq(); + if (irq < 0) + goto out; + BUG_ON(__bind_irq_vector(irq, vector, domain)); + out: + spin_unlock_irqrestore(&vector_lock, flags); + if (irq >= 0) + dynamic_irq_init(irq); + return irq; } void destroy_irq(unsigned int irq) { dynamic_irq_cleanup(irq); - free_irq_vector(irq); + clear_irq_vector(irq); } #ifdef CONFIG_SMP @@ -301,14 +549,13 @@ register_percpu_irq (ia64_vector vec, struct irqaction *action) irq_desc_t *desc; unsigned int irq; - for (irq = 0; irq < NR_IRQS; ++irq) - if (irq_to_vector(irq) == vec) { - desc = irq_desc + irq; - desc->status |= IRQ_PER_CPU; - desc->chip = &irq_type_ia64_lsapic; - if (action) - setup_irq(irq, action); - } + irq = vec; + BUG_ON(bind_irq_vector(irq, vec, CPU_MASK_ALL)); + desc = irq_desc + irq; + desc->status |= IRQ_PER_CPU; + desc->chip = &irq_type_ia64_lsapic; + if (action) + setup_irq(irq, action); } void __init diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 5bc46f15134..5dc98b5abcf 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -936,10 +936,15 @@ static void ia64_get_bsp_cfm(struct unw_frame_info *info, void *arg) return; } +unsigned long arch_deref_entry_point(void *entry) +{ + return ((struct fnptr *)entry)->ip; +} + int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs) { struct jprobe *jp = container_of(p, struct jprobe, kp); - unsigned long addr = ((struct fnptr *)(jp->entry))->ip; + unsigned long addr = arch_deref_entry_point(jp->entry); struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); struct param_bsp_cfm pa; int bytes; diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c index c81080df70d..2fdbd5c3f21 100644 --- a/arch/ia64/kernel/msi_ia64.c +++ b/arch/ia64/kernel/msi_ia64.c @@ -13,6 +13,7 @@ #define MSI_DATA_VECTOR_SHIFT 0 #define MSI_DATA_VECTOR(v) (((u8)v) << MSI_DATA_VECTOR_SHIFT) +#define MSI_DATA_VECTOR_MASK 0xffffff00 #define MSI_DATA_DELIVERY_SHIFT 8 #define MSI_DATA_DELIVERY_FIXED (0 << MSI_DATA_DELIVERY_SHIFT) @@ -50,17 +51,29 @@ static struct irq_chip ia64_msi_chip; static void ia64_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask) { struct msi_msg msg; - u32 addr; + u32 addr, data; + int cpu = first_cpu(cpu_mask); + + if (!cpu_online(cpu)) + return; + + if (reassign_irq_vector(irq, cpu)) + return; 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))); + addr |= MSI_ADDR_DESTID_CPU(cpu_physical_id(cpu)); msg.address_lo = addr; + data = msg.data; + data &= MSI_DATA_VECTOR_MASK; + data |= MSI_DATA_VECTOR(irq_to_vector(irq)); + msg.data = data; + write_msi_msg(irq, &msg); - irq_desc[irq].affinity = cpu_mask; + irq_desc[irq].affinity = cpumask_of_cpu(cpu); } #endif /* CONFIG_SMP */ @@ -69,13 +82,15 @@ int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) struct msi_msg msg; unsigned long dest_phys_id; int irq, vector; + cpumask_t mask; irq = create_irq(); if (irq < 0) return irq; set_irq_msi(irq, desc); - dest_phys_id = cpu_physical_id(first_cpu(cpu_online_map)); + cpus_and(mask, irq_to_domain(irq), cpu_online_map); + dest_phys_id = cpu_physical_id(first_cpu(mask)); vector = irq_to_vector(irq); msg.address_hi = 0; diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 188fb73c684..cf06fe79904 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -390,10 +390,6 @@ early_console_setup (char *cmdline) if (!efi_setup_pcdp_console(cmdline)) earlycons++; #endif -#ifdef CONFIG_SERIAL_8250_CONSOLE - if (!early_serial_console_init(cmdline)) - earlycons++; -#endif return (earlycons) ? 0 : -1; } @@ -984,15 +980,6 @@ cpu_init (void) pm_idle = default_idle; } -/* - * On SMP systems, when the scheduler does migration-cost autodetection, - * it needs a way to flush as much of the CPU's caches as possible. - */ -void sched_cacheflush(void) -{ - ia64_sal_cache_flush(3); -} - void __init check_bugs (void) { diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c index b3a47f986e1..9f72838db26 100644 --- a/arch/ia64/kernel/smp.c +++ b/arch/ia64/kernel/smp.c @@ -82,7 +82,7 @@ static volatile struct call_data_struct *call_data; #define IPI_KDUMP_CPU_STOP 3 /* This needs to be cacheline aligned because it is written to by *other* CPUs. */ -static DEFINE_PER_CPU(u64, ipi_operation) ____cacheline_aligned; +static DEFINE_PER_CPU_SHARED_ALIGNED(u64, ipi_operation); extern void cpu_halt (void); diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 3c9d8e6089c..9f5c90b594b 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -395,9 +395,13 @@ smp_callin (void) fix_b0_for_bsp(); lock_ipi_calllock(); + spin_lock(&vector_lock); + /* Setup the per cpu irq handling data structures */ + __setup_vector_irq(cpuid); cpu_set(cpuid, cpu_online_map); unlock_ipi_calllock(); per_cpu(cpu_state, cpuid) = CPU_ONLINE; + spin_unlock(&vector_lock); smp_setup_percpu_timer(); diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c index 3486fe7d6e6..627785c48ea 100644 --- a/arch/ia64/kernel/time.c +++ b/arch/ia64/kernel/time.c @@ -19,6 +19,7 @@ #include <linux/interrupt.h> #include <linux/efi.h> #include <linux/timex.h> +#include <linux/clocksource.h> #include <asm/machvec.h> #include <asm/delay.h> @@ -28,6 +29,16 @@ #include <asm/sections.h> #include <asm/system.h> +#include "fsyscall_gtod_data.h" + +static cycle_t itc_get_cycles(void); + +struct fsyscall_gtod_data_t fsyscall_gtod_data = { + .lock = SEQLOCK_UNLOCKED, +}; + +struct itc_jitter_data_t itc_jitter_data; + volatile int time_keeper_id = 0; /* smp_processor_id() of time-keeper */ #ifdef CONFIG_IA64_DEBUG_IRQ @@ -37,11 +48,16 @@ EXPORT_SYMBOL(last_cli_ip); #endif -static struct time_interpolator itc_interpolator = { - .shift = 16, - .mask = 0xffffffffffffffffLL, - .source = TIME_SOURCE_CPU +static struct clocksource clocksource_itc = { + .name = "itc", + .rating = 350, + .read = itc_get_cycles, + .mask = 0xffffffffffffffff, + .mult = 0, /*to be caluclated*/ + .shift = 16, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; +static struct clocksource *itc_clocksource; static irqreturn_t timer_interrupt (int irq, void *dev_id) @@ -210,8 +226,6 @@ ia64_init_itm (void) + itc_freq/2)/itc_freq; if (!(sal_platform_features & IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT)) { - itc_interpolator.frequency = local_cpu_data->itc_freq; - itc_interpolator.drift = itc_drift; #ifdef CONFIG_SMP /* On IA64 in an SMP configuration ITCs are never accurately synchronized. * Jitter compensation requires a cmpxchg which may limit @@ -223,15 +237,50 @@ ia64_init_itm (void) * even going backward) if the ITC offsets between the individual CPUs * are too large. */ - if (!nojitter) itc_interpolator.jitter = 1; + if (!nojitter) + itc_jitter_data.itc_jitter = 1; #endif - register_time_interpolator(&itc_interpolator); } /* Setup the CPU local timer tick */ ia64_cpu_local_tick(); + + if (!itc_clocksource) { + /* Sort out mult/shift values: */ + clocksource_itc.mult = + clocksource_hz2mult(local_cpu_data->itc_freq, + clocksource_itc.shift); + clocksource_register(&clocksource_itc); + itc_clocksource = &clocksource_itc; + } } +static cycle_t itc_get_cycles() +{ + u64 lcycle, now, ret; + + if (!itc_jitter_data.itc_jitter) + return get_cycles(); + + lcycle = itc_jitter_data.itc_lastcycle; + now = get_cycles(); + if (lcycle && time_after(lcycle, now)) + return lcycle; + + /* + * Keep track of the last timer value returned. + * In an SMP environment, you could lose out in contention of + * cmpxchg. If so, your cmpxchg returns new value which the + * winner of contention updated to. Use the new value instead. + */ + ret = cmpxchg(&itc_jitter_data.itc_lastcycle, lcycle, now); + if (unlikely(ret != lcycle)) + return ret; + + return now; +} + + static struct irqaction timer_irqaction = { .handler = timer_interrupt, .flags = IRQF_DISABLED | IRQF_IRQPOLL, @@ -307,3 +356,34 @@ ia64_setup_printk_clock(void) if (!(sal_platform_features & IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT)) ia64_printk_clock = ia64_itc_printk_clock; } + +void update_vsyscall(struct timespec *wall, struct clocksource *c) +{ + unsigned long flags; + + write_seqlock_irqsave(&fsyscall_gtod_data.lock, flags); + + /* copy fsyscall clock data */ + fsyscall_gtod_data.clk_mask = c->mask; + fsyscall_gtod_data.clk_mult = c->mult; + fsyscall_gtod_data.clk_shift = c->shift; + fsyscall_gtod_data.clk_fsys_mmio = c->fsys_mmio; + fsyscall_gtod_data.clk_cycle_last = c->cycle_last; + + /* copy kernel time structures */ + fsyscall_gtod_data.wall_time.tv_sec = wall->tv_sec; + fsyscall_gtod_data.wall_time.tv_nsec = wall->tv_nsec; + fsyscall_gtod_data.monotonic_time.tv_sec = wall_to_monotonic.tv_sec + + wall->tv_sec; + fsyscall_gtod_data.monotonic_time.tv_nsec = wall_to_monotonic.tv_nsec + + wall->tv_nsec; + + /* normalize */ + while (fsyscall_gtod_data.monotonic_time.tv_nsec >= NSEC_PER_SEC) { + fsyscall_gtod_data.monotonic_time.tv_nsec -= NSEC_PER_SEC; + fsyscall_gtod_data.monotonic_time.tv_sec++; + } + + write_sequnlock_irqrestore(&fsyscall_gtod_data.lock, flags); +} + diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c index 15ad85da15a..3aeaf15e468 100644 --- a/arch/ia64/kernel/traps.c +++ b/arch/ia64/kernel/traps.c @@ -69,6 +69,7 @@ die (const char *str, struct pt_regs *regs, long err) bust_spinlocks(0); die.lock_owner = -1; + add_taint(TAINT_DIE); spin_unlock_irq(&die.lock); if (panic_on_oops) diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S index 5a65965c8b5..860f251d2fc 100644 --- a/arch/ia64/kernel/vmlinux.lds.S +++ b/arch/ia64/kernel/vmlinux.lds.S @@ -206,6 +206,7 @@ SECTIONS { __per_cpu_start = .; *(.data.percpu) + *(.data.percpu.shared_aligned) __per_cpu_end = .; } . = __phys_per_cpu_start + PERCPU_PAGE_SIZE; /* ensure percpu data fits diff --git a/arch/ia64/lib/checksum.c b/arch/ia64/lib/checksum.c index 4411d9baeb2..9fc955026f8 100644 --- a/arch/ia64/lib/checksum.c +++ b/arch/ia64/lib/checksum.c @@ -60,6 +60,7 @@ csum_tcpudp_nofold (__be32 saddr, __be32 daddr, unsigned short len, result = (result & 0xffffffff) + (result >> 32); return (__force __wsum)result; } +EXPORT_SYMBOL(csum_tcpudp_nofold); extern unsigned long do_csum (const unsigned char *, long); diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c index b87f785c241..73ccb6010c0 100644 --- a/arch/ia64/mm/fault.c +++ b/arch/ia64/mm/fault.c @@ -80,6 +80,7 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re struct mm_struct *mm = current->mm; struct siginfo si; unsigned long mask; + int fault; /* mmap_sem is performance critical.... */ prefetchw(&mm->mmap_sem); @@ -147,26 +148,25 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re * sure we exit gracefully rather than endlessly redo the * fault. */ - switch (handle_mm_fault(mm, vma, address, (mask & VM_WRITE) != 0)) { - case VM_FAULT_MINOR: - ++current->min_flt; - break; - case VM_FAULT_MAJOR: - ++current->maj_flt; - break; - case VM_FAULT_SIGBUS: + fault = handle_mm_fault(mm, vma, address, (mask & VM_WRITE) != 0); + if (unlikely(fault & VM_FAULT_ERROR)) { /* * We ran out of memory, or some other thing happened * to us that made us unable to handle the page fault * gracefully. */ - signal = SIGBUS; - goto bad_area; - case VM_FAULT_OOM: - goto out_of_memory; - default: + if (fault & VM_FAULT_OOM) { + goto out_of_memory; + } else if (fault & VM_FAULT_SIGBUS) { + signal = SIGBUS; + goto bad_area; + } BUG(); } + if (fault & VM_FAULT_MAJOR) + current->maj_flt++; + else + current->min_flt++; up_read(&mm->mmap_sem); return; diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c index 6da9854751c..df8d5bed611 100644 --- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c +++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c @@ -750,9 +750,10 @@ sn_hwperf_ioctl(struct inode *in, struct file *fp, u32 op, u64 arg) goto error; } else if ((r = sn_hwperf_enum_objects(&nobj, &objs)) == 0) { + int cpuobj_index = 0; + memset(p, 0, a.sz); for (i = 0; i < nobj; i++) { - int cpuobj_index = 0; if (!SN_HWPERF_IS_NODE(objs + i)) continue; node = sn_hwperf_obj_to_cnode(objs + i); diff --git a/arch/ia64/sn/kernel/sn2/timer.c b/arch/ia64/sn/kernel/sn2/timer.c index 56a88b6df4b..19e25d2b64f 100644 --- a/arch/ia64/sn/kernel/sn2/timer.c +++ b/arch/ia64/sn/kernel/sn2/timer.c @@ -11,6 +11,7 @@ #include <linux/sched.h> #include <linux/time.h> #include <linux/interrupt.h> +#include <linux/clocksource.h> #include <asm/hw_irq.h> #include <asm/system.h> @@ -22,11 +23,21 @@ extern unsigned long sn_rtc_cycles_per_second; -static struct time_interpolator sn2_interpolator = { - .drift = -1, - .shift = 10, - .mask = (1LL << 55) - 1, - .source = TIME_SOURCE_MMIO64 +static void __iomem *sn2_mc; + +static cycle_t read_sn2(void) +{ + return (cycle_t)readq(sn2_mc); +} + +static struct clocksource clocksource_sn2 = { + .name = "sn2_rtc", + .rating = 300, + .read = read_sn2, + .mask = (1LL << 55) - 1, + .mult = 0, + .shift = 10, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; /* @@ -47,9 +58,11 @@ ia64_sn_udelay (unsigned long usecs) void __init sn_timer_init(void) { - sn2_interpolator.frequency = sn_rtc_cycles_per_second; - sn2_interpolator.addr = RTC_COUNTER_ADDR; - register_time_interpolator(&sn2_interpolator); + sn2_mc = RTC_COUNTER_ADDR; + clocksource_sn2.fsys_mmio = RTC_COUNTER_ADDR; + clocksource_sn2.mult = clocksource_hz2mult(sn_rtc_cycles_per_second, + clocksource_sn2.shift); + clocksource_register(&clocksource_sn2); ia64_udelay = &ia64_sn_udelay; } |