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b3d6524ff7
43620 Commits
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b3d6524ff7 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 updates from Martin Schwidefsky: - The remaining patches for the z13 machine support: kernel build option for z13, the cache synonym avoidance, SMT support, compare-and-delay for spinloops and the CES5S crypto adapater. - The ftrace support for function tracing with the gcc hotpatch option. This touches common code Makefiles, Steven is ok with the changes. - The hypfs file system gets an extension to access diagnose 0x0c data in user space for performance analysis for Linux running under z/VM. - The iucv hvc console gets wildcard spport for the user id filtering. - The cacheinfo code is converted to use the generic infrastructure. - Cleanup and bug fixes. * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (42 commits) s390/process: free vx save area when releasing tasks s390/hypfs: Eliminate hypfs interval s390/hypfs: Add diagnose 0c support s390/cacheinfo: don't use smp_processor_id() in preemptible context s390/zcrypt: fixed domain scanning problem (again) s390/smp: increase maximum value of NR_CPUS to 512 s390/jump label: use different nop instruction s390/jump label: add sanity checks s390/mm: correct missing space when reporting user process faults s390/dasd: cleanup profiling s390/dasd: add locking for global_profile access s390/ftrace: hotpatch support for function tracing ftrace: let notrace function attribute disable hotpatching if necessary ftrace: allow architectures to specify ftrace compile options s390: reintroduce diag 44 calls for cpu_relax() s390/zcrypt: Add support for new crypto express (CEX5S) adapter. s390/zcrypt: Number of supported ap domains is not retrievable. s390/spinlock: add compare-and-delay to lock wait loops s390/tape: remove redundant if statement s390/hvc_iucv: add simple wildcard matches to the iucv allow filter ... |
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07f80d41cf |
Miscellaneous fs/pstore fixes
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6f83e5bd3e |
NFS client updates for Linux 3.20
Highlights incluse:
Features:
- Removing the forced serialisation of open()/close() calls in NFSv4.x (x>0)
makes for a significant performance improvement in metadata intensive
workloads.
- Full support for the pNFS "flexible files" layout type
- Further RPC/RDMA client improvements from Chuck
Bugfixes:
- Stable fix: NFSv4.1 backchannel calls blocking operations with !TASK_RUNNING
- Stable fix: pnfs_generic_pg_init_read/write can be called with lseg == NULL
- Stable fix: Fix an Oopsable condition when nsm_mon_unmon is called as part
of the namespace cleanup,
- Stable fix: Ensure we reference the inode for return-on-close in delegreturn
- Use SO_REUSEPORT to ensure that NFSv3 TCP connections can rebind to the
same source address/port combination during a disconnect/reconnect event.
This is a requirement imposed by most NFSv3 server duplicate reply cache
implementations.
Optimisations:
- Ask for no NFSv4.1 delegations on OPEN if using O_DIRECT
Other:
- Add Anna Schumaker as co-maintainer for the NFS client
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Merge tag 'nfs-for-3.20-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client updates from Trond Myklebust:
"Highlights incluse:
Features:
- Removing the forced serialisation of open()/close() calls in
NFSv4.x (x>0) makes for a significant performance improvement in
metadata intensive workloads.
- Full support for the pNFS "flexible files" layout type
- Further RPC/RDMA client improvements from Chuck
Bugfixes:
- Stable fix: NFSv4.1 backchannel calls blocking operations with !TASK_RUNNING
- Stable fix: pnfs_generic_pg_init_read/write can be called with lseg == NULL
- Stable fix: Fix an Oopsable condition when nsm_mon_unmon is called
as part of the namespace cleanup,
- Stable fix: Ensure we reference the inode for return-on-close in
delegreturn
- Use SO_REUSEPORT to ensure that NFSv3 TCP connections can rebind to
the same source address/port combination during a disconnect/
reconnect event. This is a requirement imposed by most NFSv3
server duplicate reply cache implementations.
Optimisations:
- Ask for no NFSv4.1 delegations on OPEN if using O_DIRECT
Other:
- Add Anna Schumaker as co-maintainer for the NFS client"
* tag 'nfs-for-3.20-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: (119 commits)
SUNRPC: Cleanup to remove xs_tcp_close()
pnfs: delete an unintended goto
pnfs/flexfiles: Do not dprintk after the free
SUNRPC: Fix stupid typo in xs_sock_set_reuseport
SUNRPC: Define xs_tcp_fin_timeout only if CONFIG_SUNRPC_DEBUG
SUNRPC: Handle connection reset more efficiently.
SUNRPC: Remove the redundant XPRT_CONNECTION_CLOSE flag
SUNRPC: Make xs_tcp_close() do a socket shutdown rather than a sock_release
SUNRPC: Ensure xs_tcp_shutdown() requests a full close of the connection
SUNRPC: Cleanup to remove remaining uses of XPRT_CONNECTION_ABORT
SUNRPC: Remove TCP socket linger code
SUNRPC: Remove TCP client connection reset hack
SUNRPC: TCP/UDP always close the old socket before reconnecting
SUNRPC: Add helpers to prevent socket create from racing
SUNRPC: Ensure xs_reset_transport() resets the close connection flags
SUNRPC: Do not clear the source port in xs_reset_transport
SUNRPC: Handle EADDRINUSE on connect
SUNRPC: Set SO_REUSEPORT socket option for TCP connections
NFSv4.1: Fix pnfs_put_lseg races
NFSv4.1: pnfs_send_layoutreturn should use GFP_NOFS
...
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ce01e871a1 |
This is the bulk of pin control changes for the v3.20 cycle:
- Framework changes and enhancements:
- Passing -DDEBUG recursively to subdir drivers so we get
debug messages properly turned on.
- Infer map type from DT property in the groups parsing code
in the generic pinconfig code.
- Support for custom parameter passing in generic pin config.
This is used when you are using the generic pin config, but
want to add a few custom properties that no other driver
will use.
- New drivers:
- Driver for the Xilinx Zynq
- Driver for the AmLogic Meson SoCs
- New features in drivers:
- Sleep support (suspend/resume) for the Cherryview driver
- mvebeu a38x can now mux a UART on pins MPP19 and MPP20
- Migrated the qualcomm driver to generic pin config handling
of extended config options in the core code.
- Support BUS1 and AUDIO in the Exynos pin controller.
- Add some missing functions in the sun6i driver.
- Add support for the A31S variant in the sun6i driver.
- EMEv2 support in the Renesas PFC driver.
- Ass support for Qualcomm MSM8916 in the qcom driver.
- Deleted features
- Drop support for the SiRF Marco that was never released to
the market.
- Drop SH7372 support as the support for this platform is
removed from the kernel.
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Merge tag 'pinctrl-v3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pincontrol updates from Linus Walleij:
:This is the bulk of pin control changes for the v3.20 cycle:
Framework changes and enhancements:
- Passing -DDEBUG recursively to subdir drivers so we get debug
messages properly turned on.
- Infer map type from DT property in the groups parsing code in the
generic pinconfig code.
- Support for custom parameter passing in generic pin config. This
is used when you are using the generic pin config, but want to add
a few custom properties that no other driver will use.
New drivers:
- Driver for the Xilinx Zynq
- Driver for the AmLogic Meson SoCs
New features in drivers:
- Sleep support (suspend/resume) for the Cherryview driver
- mvebeu a38x can now mux a UART on pins MPP19 and MPP20
- Migrated the qualcomm driver to generic pin config handling of
extended config options in the core code.
- Support BUS1 and AUDIO in the Exynos pin controller.
- Add some missing functions in the sun6i driver.
- Add support for the A31S variant in the sun6i driver.
- EMEv2 support in the Renesas PFC driver.
- Add support for Qualcomm MSM8916 in the qcom driver.
Deleted features
- Drop support for the SiRF Marco that was never released to the
market.
- Drop SH7372 support as the support for this platform is removed
from the kernel"
* tag 'pinctrl-v3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (40 commits)
sh-pfc: emev2 - Fix mangled author name
pinctrl: cherryview: Configure HiZ pins to be input when requested as GPIOs
pinctrl: imx25: fix numbering for pins
pinctrl: pinctrl-imx: don't use invalid value of conf_reg
pinctrl: qcom: delete pin_config_get/set pinconf operations
pinctrl: qcom: Add msm8916 pinctrl driver
DT: pinctrl: Document Qualcomm MSM8916 pinctrl binding
pinctrl: qcom: increase variable size for register offsets
pinctrl: hide PCONFDUMP in #ifdef
pinctrl: rockchip: Only mask interrupts; never disable
pinctrl: zynq: Fix usb0 pins
pinctrl: sh-pfc: sh7372: Remove DT binding documentation
pinctrl: sh-pfc: sh7372: Remove PFC support
sh-pfc: Add emev2 pinmux support
sh-pfc: add macro to define pinmux without function
pinctrl: add driver for Amlogic Meson SoCs
staging: drivers: pinctrl: Fixed checkpatch.pl warnings
pinctrl: exynos: Add AUDIO pin controller for exynos7
sh-pfc: r8a7790: add MLB+ pin group
sh-pfc: r8a7791: add MLB+ pin group
...
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a1df7efeda |
This is the GPIO bulk changes for the v3.20 series:
- GPIOLIB core changes:
- Create and use of_mm_gpiochip_remove() for removing
memory-mapped OF GPIO chips
- GPIO MMIO library suppports bgpio_set_multiple for
switching several lines at once, a feature merged in
the last cycle.
- New drivers:
- New driver for the APM X-gene standby GPIO controller
- New driver for the Fujitsu MB86S7x GPIO controller
- Cleanups:
- Moved rcar driver to use gpiolib irqchip
- Moxart converted to the GPIO MMIO library
- GE driver converted to GPIO MMIO library
- Move sx150x to irqdomain
- Move max732x to irqdomain
- Move vx855 to use managed resources
- Move dwapb to use managed resources
- Clean tc3589x from platform data
- Clean stmpe driver to use device tree only probe
- New subtypes:
- sx1506 support in the sx150x driver
- Quark 1000 SoC support in the SCH driver
- Support X86 in the Xilinx driver
- Support PXA1928 in the PXA driver
- Extended drivers:
- max732x supports device tree probe
- sx150x supports device tree probe
- Various minor cleanups and bug fixes
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Merge tag 'gpio-v3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio
Pull GPIO changes from Linus Walleij:
"This is the GPIO bulk changes for the v3.20 series:
GPIOLIB core changes:
- Create and use of_mm_gpiochip_remove() for removing memory-mapped
OF GPIO chips
- GPIO MMIO library suppports bgpio_set_multiple for switching
several lines at once, a feature merged in the last cycle.
New drivers:
- New driver for the APM X-gene standby GPIO controller
- New driver for the Fujitsu MB86S7x GPIO controller
Cleanups:
- Moved rcar driver to use gpiolib irqchip
- Moxart converted to the GPIO MMIO library
- GE driver converted to GPIO MMIO library
- Move sx150x to irqdomain
- Move max732x to irqdomain
- Move vx855 to use managed resources
- Move dwapb to use managed resources
- Clean tc3589x from platform data
- Clean stmpe driver to use device tree only probe
New subtypes:
- sx1506 support in the sx150x driver
- Quark 1000 SoC support in the SCH driver
- Support X86 in the Xilinx driver
- Support PXA1928 in the PXA driver
Extended drivers:
- max732x supports device tree probe
- sx150x supports device tree probe
Various minor cleanups and bug fixes"
* tag 'gpio-v3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (61 commits)
gpio: kconfig: replace PPC_OF with PPC
gpio: pxa: add PXA1928 gpio type support
dt/bindings: gpio: add compatible string for marvell,pxa1928-gpio
gpio: pxa: remove mach IRQ includes
gpio: max732x: use an inline function for container cast
gpio: use sizeof() instead of hardcoded values
gpio: max732x: add set_multiple function
gpio: sch: Consolidate similar algorithms
gpio: tz1090-pdc: Use resource_size to fix off-by-one resource size calculation
gpio: ge: Convert to use devm_kstrdup
gpio: correctly use const char * const
gpio: sx150x: fixup OF support
gpio: mpc8xxx: Use of_mm_gpiochip_remove
gpio: Add Fujitsu MB86S7x GPIO driver
gpio: mpc8xxx: Convert to platform device interface.
gpio: zevio: Use of_mm_gpiochip_remove
gpio: gpio-mm-lantiq: Use of_mm_gpiochip_remove
gpio: gpio-mm-lantiq: Use of_property_read_u32
gpio: gpio-mm-lantiq: Do not replicate code
gpio :gpio-mm-lantiq: Use devm_kzalloc
...
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aa7ed01f93 |
MMC core:
- Support for MMC power sequences. - SDIO function devicetree subnode parsing. - Refactor the hardware reset routines and enable it for SD cards. - Various code quality improvements, especially for slot-gpio. MMC host: - dw_mmc: Various fixes and cleanups. - dw_mmc: Convert to mmc_send_tuning(). - moxart: Fix probe logic. - sdhci: Various fixes and cleanups - sdhci: Asynchronous request handling support. - sdhci-pxav3: Various fixes and cleanups. - sdhci-tegra: Fixes for T114, T124 and T132. - rtsx: Various fixes and cleanups. - rtsx: Support for SDIO. - sdhi/tmio: Refactor and cleanup of header files. - omap_hsmmc: Use slot-gpio and common MMC DT parser. - Make all hosts to deal with errors from mmc_of_parse(). - sunxi: Various fixes and cleanups. - sdhci: Support for Fujitsu SDHCI controller f_sdh30. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJU2b9MAAoJEP4mhCVzWIwp678P/2Hjoo17FDnCQT2qXCRWmMmx 98n7mrkPw20cVm6dlXyVxHFxrgRWan1eATiu1vBdnNmXkeUmThMbuGpATDi40fIT C2g9wPDM1/naJ+Qg8mPGy0vEDQYHEzxHHlAyfOaeXdhxhll1iHqhk+Jb6cFQN5DP /CvNmuL/7m9uuFhHlGJnqSNMyenLAFFXthIiVJrQeZeYq9NZ1ZZfW7+esHDmu2lP EFkrZf+xYFmFWAqccyTR58QZsYKlDv4NS/0UMU941DkO7x7R8ZsQG8xFu9bIN5Wn EJfgP7EfEXHlD5a1/QQ918IT1ifxhPGiCbBXpdfAUt7Xte6zYyASpTyAm8v7vT2I 2hot1T1BZgADALE2EHAP4kzK49ipfhQmlVZgFeYVsTpPKk8Nvczio7Y3LYlzNmBo V0jaTUTtU7u7ICtGbo7OqOybW/Sm5E00xsq22txIXObURa7bPbZ4CnxJpstSaU2Z nweZaa79HaHZE7xyUNh9kAbxfGC0pOT0oPoPYcTxcpk2vva+atULEYnLEHUULrgs D4+m8tnbuwoZoGanlMKqgPXP8Xkau/meEdz4WaYrXQEIafrVIR2/kcXGQjhD8ucO VkjUaZDKxNXTkwOzM/siOxJwj75Ka6GDHM7JGx4F30QHqgRTtg2wzInU9nsViuiA 02698dNk9CdP3JirDtbm =ojsj -----END PGP SIGNATURE----- Merge tag 'mmc-v3.20-1' of git://git.linaro.org/people/ulf.hansson/mmc Pull MMC updates from Ulf Hansson: "MMC core: - Support for MMC power sequences. - SDIO function devicetree subnode parsing. - Refactor the hardware reset routines and enable it for SD cards. - Various code quality improvements, especially for slot-gpio. MMC host: - dw_mmc: Various fixes and cleanups. - dw_mmc: Convert to mmc_send_tuning(). - moxart: Fix probe logic. - sdhci: Various fixes and cleanups - sdhci: Asynchronous request handling support. - sdhci-pxav3: Various fixes and cleanups. - sdhci-tegra: Fixes for T114, T124 and T132. - rtsx: Various fixes and cleanups. - rtsx: Support for SDIO. - sdhi/tmio: Refactor and cleanup of header files. - omap_hsmmc: Use slot-gpio and common MMC DT parser. - Make all hosts to deal with errors from mmc_of_parse(). - sunxi: Various fixes and cleanups. - sdhci: Support for Fujitsu SDHCI controller f_sdh30" * tag 'mmc-v3.20-1' of git://git.linaro.org/people/ulf.hansson/mmc: (117 commits) mmc: sdhci-s3c: solve problem with sleeping in atomic context mmc: pwrseq: add driver for emmc hardware reset mmc: moxart: fix probe logic mmc: core: Invoke mmc_pwrseq_post_power_on() prior MMC_POWER_ON state mmc: pwrseq_simple: Add optional reference clock support mmc: pwrseq: Document optional clock for the simple power sequence mmc: pwrseq_simple: Extend to support more pins mmc: pwrseq: Document that simple sequence support more than one GPIO mmc: Add hardware dependencies for sdhci-pxav3 and sdhci-pxav2 mmc: sdhci-pxav3: Modify clock settings for the SDR50 and DDR50 modes mmc: sdhci-pxav3: Extend binding with SDIO3 conf reg for the Armada 38x mmc: sdhci-pxav3: Fix Armada 38x controller's caps according to erratum ERR-7878951 mmc: sdhci-pxav3: Fix SDR50 and DDR50 capabilities for the Armada 38x flavor mmc: sdhci: switch voltage before sdhci_set_ios in runtime resume mmc: tegra: Write xfer_mode, CMD regs in together mmc: Resolve BKOPS compatability issue mmc: sdhci-pxav3: fix setting of pdata->clk_delay_cycles mmc: dw_mmc: rockchip: remove incorrect __exit_p() mmc: dw_mmc: exynos: remove incorrect __exit_p() mmc: Fix menuconfig alignment of MMC_SDHCI_* options ... |
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540a7c5061 |
SCSI misc on 20150209
This is the usual grab bag of driver updates (hpsa, storvsc, mp2sas, megaraid_sas, ses) plus an assortment of minor updates. There's also an update to ufs which adds new phy drivers and finally a new logging infrastructure for SCSI. Signed-off-by: James Bottomley <JBottomley@Parallels.com> -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAABAgAGBQJU2Ty5AAoJEDeqqVYsXL0M9rAH/1xNpAxXuxQq+dW5Z+uOaX60 5RRIu7/xA1HEfzkT5FTHrolmogDjVqawu4PZS66iHDeo05RBVUlbTA8qCK+MlRcN U6s0cLEw59eH3EaCfOGuYp/MnbhuV0eNxe0btmqJIQwuW3+gwZKGJdOq6LS2YasJ k/DyIBVmkJAVsN56vm9q2vbtcZp+Bg+ngqBS+SC4TF7vV1WCtFmS6yaUf62PYW3D +Irx37qHZntDR5wdw3dsuKDi5U8bl6myPjaVLnVJqg/WIF9RlCkjk5xpWT99AmVO NmtYQxLLBlAQ5K+sIlBUwxZe+8q1l+Aj4TTmJHAfFtyfp25s7JR9I6/QtOyC5Kw= =odol -----END PGP SIGNATURE----- Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull first round of SCSI updates from James Bottomley: "This is the usual grab bag of driver updates (hpsa, storvsc, mp2sas, megaraid_sas, ses) plus an assortment of minor updates. There's also an update to ufs which adds new phy drivers and finally a new logging infrastructure for SCSI" * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (114 commits) scsi_logging: return void for dev_printk() functions scsi: print single-character strings with seq_putc scsi: merge consecutive seq_puts calls scsi: replace seq_printf with seq_puts aha152x: replace seq_printf with seq_puts advansys: replace seq_printf with seq_puts scsi: remove SPRINTF macro sg: remove an unused variable hpsa: Use local workqueues instead of system workqueues hpsa: add in P840ar controller model name hpsa: add in gen9 controller model names hpsa: detect and report failures changing controller transport modes hpsa: shorten the wait for the CISS doorbell mode change ack hpsa: refactor duplicated scan completion code into a new routine hpsa: move SG descriptor set-up out of hpsa_scatter_gather() hpsa: do not use function pointers in fast path command submission hpsa: print CDBs instead of kernel virtual addresses for uncommon errors hpsa: do not use a void pointer for scsi_cmd field of struct CommandList hpsa: return failed from device reset/abort handlers hpsa: check for ctlr lockup after command allocation in main io path ... |
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718749d562 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov: "The first round of updates for the input subsystem. A few new drivers (power button handler for AXP20x PMIC, tps65218 power button driver, sun4i keys driver, regulator haptic driver, NI Ettus Research USRP E3x0 button, Alwinner A10/A20 PS/2 controller). Updates to Synaptics and ALPS touchpad drivers (with more to come later), brand new Focaltech PS/2 support, update to Cypress driver to handle Gen5 (in addition to Gen3) devices, and number of other fixups to various drivers as well as input core" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (54 commits) Input: elan_i2c - fix wrong %p extension Input: evdev - do not queue SYN_DROPPED if queue is empty Input: gscps2 - fix MODULE_DEVICE_TABLE invocation Input: synaptics - use dmax in input_mt_assign_slots Input: pxa27x_keypad - remove unnecessary ARM includes Input: ti_am335x_tsc - replace delta filtering with median filtering ARM: dts: AM335x: Make charge delay a DT parameter for TSC Input: ti_am335x_tsc - read charge delay from DT Input: ti_am335x_tsc - remove udelay in interrupt handler Input: ti_am335x_tsc - interchange touchscreen and ADC steps Input: MT - add support for balanced slot assignment Input: drv2667 - remove wrong and unneeded drv2667-haptics modalias Input: drv260x - remove wrong and unneeded drv260x-haptics modalias Input: cap11xx - remove wrong and unneeded cap11xx modalias Input: sun4i-ts - add support for touchpanel controller on A31 Input: serio - add support for Alwinner A10/A20 PS/2 controller Input: gtco - use sign_extend32() for sign extension Input: elan_i2c - verify firmware signature applying it Input: elantech - remove stale comment from Kconfig Input: cyapa - off by one in cyapa_update_fw_store() ... |
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e0c8453769 |
fbdev changes for v3.20
* omapdss: add DRA7xxx SoC support * fbdev: support DMT (Display Monitor Timing) calculation -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJU2yD3AAoJEPo9qoy8lh71mWQQAIakYyfFAYFnGOZU7vj9zxlj //UYaAWjjcksRd31hSBjGT/rQCmM/vM159W7RmIiJfqlw+hBIaHzWC3Wt9+4E3qt 1p/eO/QdwRoOAixrY2WQhC1O70PldDIO75rw85EjxlISkw0gmEKeG2eSiYFVvPfI 2afNj4gOkP1KUOZOTABMc0H+BMJo/EVQ34MJx8JNFGHRynGaDx7O44/0G8k/kfnk /tEit0iS4T7oF2Rz89fxFZxzoAtDmtR+ftFSkm42/2pmlmHXeh5Sn2Nxz3Kt6P0J bwvGXt7Q9VkKSB257wZ06tVER18JUNo6hOzEKZDYpfteDSX3pREMiNHi/EnDBLe+ eXQ4GGozh50MfBYUnIYZ30vG8iY3oGzSPTENVfyMT6knVzTe2fbnu6vco231upBB DKak4+vqZk7ODC+PO3S3IjoxvpRziEiwbr4X7gk8CCU+5S8lwGZ1hAH91sUbiHVd p14wfMke5/RkgAF4USwbeyKxA/tNJosbrrKQW+9zpTAZL2iPR9g/6NM689LiEGpL uzM0Va0RxaFnqNDbbh4iFUEDcMD8/riRI6Tqa/QWtZvYVD+R/cdr4G/6aV8zG6gL B+yWPJxBOGOU3cuONWSC2jcUaT9v+AupV5oxRKcmmXNhByQ77g1ncX+TAPiv++ni 1PMCAO2IIBt0GgY4SkfK =FBW1 -----END PGP SIGNATURE----- Merge tag 'fbdev-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux Pull fbdev changes from Tomi Valkeinen: - omapdss: add DRA7xxx SoC support - fbdev: support DMT (Display Monitor Timing) calculation * tag 'fbdev-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux: (40 commits) omapfb: Return error code when applying overlay settings fails OMAPDSS: DPI: DRA7xx support OMAPDSS: HDMI: Add DRA7xx support OMAPDSS: DISPC: program dispc polarities to control module OMAPDSS: DISPC: Add DRA7xx support OMAPDSS: Add Video PLLs for DRA7xx OMAPDSS: Add functions for external control of PLL OMAPDSS: DSS: Add DRA7xx base support Doc/DT: Add DT binding doc for DRA7xx DSS OMAPDSS: add define for DRA7xx HW version OMAPDSS: encoder-tpd12s015: Fix race issue with LS_OE OMAPDSS: OMAP5: fix digit output's allowed mgrs OMAPDSS: constify port arrays OMAPDSS: PLL: add dss_pll_wait_reset_done() OMAPDSS: Add enum dss_pll_id video: fbdev: fix sys_copyarea video/mmpfb: allow modular build fb: via: turn gpiolib and i2c selects into dependencies fbdev: ssd1307fb: return proper error code if write command fails fbdev: fix CVT vertical front and back porch values ... |
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3e63430a5c |
media updates for v3.20-rc1
-----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJU2NQQAAoJEAhfPr2O5OEV5BgQAIja/XsIgpeNhfN8kJ3GrdhL Z+QRTcHNc6AWGm1dkI+YTl4B38/xLlmxhUYPKsDl19N7n1oKkqdUxYtLe1mLdecW dvqMXMVBKQSCgyDP5sgZNHKlavEX1ZPTTtkrY8zYWaXbkcf4dOZyisbNQrmFdO3T wt4zwaO8+ziCEYbotLsaI1VpEDKFZV6AVhKnLsWxc4ZoCnAqJbmA31jtANxrQ0tw UgXRjJmf1uWrS+MWM5xFDi+v+FmZiUAHMJ5iksqWhp2pKj41geIqy7lAueytEN+Q vQHZ9cfhnoF/7VrqDtqq5CaJZPKfA80PSxml9mbjc4wytvWLevoc4UxFtU+lohOf YbM3nB5J3nAcq0bNF/cSpuYUoiGnK86FazuM6YAQy2CaucrVKALKHHmziWbK6gBv 1yA4qnDuRYKps3SQSQQKuNlv8dmcVTD/sVhf8EIx62son6xxeXf21nas61lw8k5P lrUVH9nJxkwTkRJ7wMjlAZeh0pTyB/Ag1bSn81myziv0r4AsNyWJT5qxN8szmZDe nXGIdQ1h5JkMQ0kCfhhLqgdIUwhx7dMXIlXcCfR/8a9uYm4StegPNCEZDybIi6co 8Ok3rPYt15PlrCyfMjXFOG/TYi/cZ/xIbffLbSFMOqnCUZElaA7RNpOnswNc9fc6 2WsY54Lb4ftC4bQ7hM90 =VH6m -----END PGP SIGNATURE----- Merge tag 'media/v3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - Some documentation updates and a few new pixel formats - Stop btcx-risc abuse by cx88 and move it to bt8xx driver - New platform driver: am437x - New webcam driver: toptek - New remote controller hardware protocols added to img-ir driver - Removal of a few very old drivers that relies on old kABIs and are for very hard to find hardware: parallel port webcam drivers (bw-qcam, c-cam, pms and w9966), tlg2300, Video In/Out for SGI (vino) - Removal of the USB Telegent driver (tlg2300). The company that developed this driver has long gone and the hardware is hard to find. As it relies on a legacy set of kABI symbols and nobody seems to care about it, remove it. - several improvements at rtl2832 driver - conversion on cx28521 and au0828 to use videobuf2 (VB2) - several improvements, fixups and board additions * tag 'media/v3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (321 commits) [media] dvb_net: Convert local hex dump to print_hex_dump_debug [media] dvb_net: Use standard debugging facilities [media] dvb_net: Use vsprintf %pM extension to print Ethernet addresses [media] staging: lirc_serial: adjust boolean assignments [media] stb0899: use sign_extend32() for sign extension [media] si2168: add support for 1.7MHz bandwidth [media] si2168: return error if set_frontend is called with invalid parameters [media] lirc_dev: avoid potential null-dereference [media] mn88472: simplify bandwidth registers setting code [media] dvb: tc90522: re-add symbol-rate report [media] lmedm04: add read snr, signal strength and ber call backs [media] lmedm04: Create frontend call back for read status [media] lmedm04: create frontend callbacks for signal/snr/ber/ucblocks [media] lmedm04: Fix usb_submit_urb BOGUS urb xfer, pipe 1 != type 3 in interrupt urb [media] lmedm04: Increase Interupt due time to 200 msec [media] cx88-dvb: whitespace cleanup [media] rtl28xxu: properly initialize pdata [media] rtl2832: declare functions as static [media] rtl2830: declare functions as static [media] rtl2832_sdr: add kernel-doc comments for platform_data ... |
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13c071907b |
power supply and reset changes for the v3.20 series
* new drivers - charger driver for Maxim 77693 - battery gauge driver for LTC 2941/2943 - battery gauge driver for RT5033 - reset driver for R-Mobile platforms * convert drivers to restart handler framework - arm-versatile - at91 - st-poweroff * remove deprecated sun6i reboot driver * use alarmtimer instead of rtc in charger-manager * misc. fixes -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABCgAGBQJU2MKtAAoJENju1/PIO/qaWAoP/Rr7rr82WidViY7R8SlSjaIM Iombb0I4/M1d1QLnWEXcn6g59ujq9Qt7OggFQbyB3SiHk3pn9FgYNelyMO5LlMgz /Or2WshMaweef9jDn3TQRCvMty9VStjZw9rVrUn8sEHDU9lSH97Em4wlmLaeE8LI pPvMillZF1F9HYpgkRw7i59XOpC+fC+RuwE394l3JqvfCvhZIYlEDEhdYJAi+Pro xYnx6sf2MQU1dqyuTCvxespNf1lvzFBXEtpn3iXcRu6jCc664coIcIr9cfUP9xTA 5qyiqzHPzT0LeZF5gZDhctegkdGJwqoNw7s1Z5LQyo43noDeTf4LgkdssrU7j7w0 In7JUN8CassjhDZaKPN82B8jYoY19X/x7hDE53kP8BBUcU78QAWY4PtI6/IN4iOe u9+mbOw5/8UkwF2V2qblkHOA51E+4Q6qsiLE9zJKoh69AIeefErFfpyL/FnVD2VQ MUbUtNKPvfTwqJfP7YnYstmg5rYUuIwEOda7yf5VQuUybtagKScQWte8edPDqkLM Y3GNUgkr/vSS2Xvil6yYuv+VfblFdtFci+Cq4cj/CtiCy7HZfwdcTbKbpKvmqRIC RKpSpq+njTdeDHczY4tKKkx7lb6XfsSc1njcn/2dVNd/AyNUnc4zorY3VxNRu3Ra 8bFYXOhh0pEUyOQgJ5Mn =M8sG -----END PGP SIGNATURE----- Merge tag 'for-v3.20' of git://git.infradead.org/battery-2.6 Pull power supply and reset changes from Sebastian Reichel: "New drivers: - charger driver for Maxim 77693 - battery gauge driver for LTC 2941/2943 - battery gauge driver for RT5033 - reset driver for R-Mobile platforms Convert drivers to restart handler framework: - arm-versatile - at91 - st-poweroff Misc: - remove deprecated sun6i reboot driver - use alarmtimer instead of rtc in charger-manager - misc fixes" * tag 'for-v3.20' of git://git.infradead.org/battery-2.6: (48 commits) power_supply: 88pm860x: Fix leaked power supply on probe fail power/reset: restart-poweroff: Remove arm dependencies power/reset: st-poweroff: Fix misleading Kconfig description power/reset: st-poweroff: Register with kernel restart handler power/reset: Remove sun6i reboot driver power/reset: at91: Register with kernel restart handler power/reset: arm-versatile: Register with kernel restart handler power: test_power: Use enum as index for array of supplies Add devicetree binding documentation for the LTC2941/LTC2943 driver Add LTC2941/LTC2943 Battery Gauge Driver power/reset: brcmstb: Add support for old 65nm chips power/reset: brcmstb: Use the DT "compatible" string to indicate bit positions power/reset: brcmstb: Make the driver buildable on MIPS power: charger-manager: Use alarmtimer for battery monitoring in suspend. power/reset: at91-poweroff: Fix error handling and other compiler warnings bq27x00_battery: Call power_supply_changed only when capacity changed bq27x00_battery: fix register offset for bq27425 power: max14577: Remove SYSFS dependency from Kconfig power: bq24190_charger: suppress build warning power: reset: Add reset driver for R-Mobile platforms ... |
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c5ce28df0e |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller:
1) More iov_iter conversion work from Al Viro.
[ The "crypto: switch af_alg_make_sg() to iov_iter" commit was
wrong, and this pull actually adds an extra commit on top of the
branch I'm pulling to fix that up, so that the pre-merge state is
ok. - Linus ]
2) Various optimizations to the ipv4 forwarding information base trie
lookup implementation. From Alexander Duyck.
3) Remove sock_iocb altogether, from CHristoph Hellwig.
4) Allow congestion control algorithm selection via routing metrics.
From Daniel Borkmann.
5) Make ipv4 uncached route list per-cpu, from Eric Dumazet.
6) Handle rfs hash collisions more gracefully, also from Eric Dumazet.
7) Add xmit_more support to r8169, e1000, and e1000e drivers. From
Florian Westphal.
8) Transparent Ethernet Bridging support for GRO, from Jesse Gross.
9) Add BPF packet actions to packet scheduler, from Jiri Pirko.
10) Add support for uniqu flow IDs to openvswitch, from Joe Stringer.
11) New NetCP ethernet driver, from Muralidharan Karicheri and Wingman
Kwok.
12) More sanely handle out-of-window dupacks, which can result in
serious ACK storms. From Neal Cardwell.
13) Various rhashtable bug fixes and enhancements, from Herbert Xu,
Patrick McHardy, and Thomas Graf.
14) Support xmit_more in be2net, from Sathya Perla.
15) Group Policy extensions for vxlan, from Thomas Graf.
16) Remove Checksum Offload support for vxlan, from Tom Herbert.
17) Like ipv4, support lockless transmit over ipv6 UDP sockets. From
Vlad Yasevich.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1494+1 commits)
crypto: fix af_alg_make_sg() conversion to iov_iter
ipv4: Namespecify TCP PMTU mechanism
i40e: Fix for stats init function call in Rx setup
tcp: don't include Fast Open option in SYN-ACK on pure SYN-data
openvswitch: Only set TUNNEL_VXLAN_OPT if VXLAN-GBP metadata is set
ipv6: Make __ipv6_select_ident static
ipv6: Fix fragment id assignment on LE arches.
bridge: Fix inability to add non-vlan fdb entry
net: Mellanox: Delete unnecessary checks before the function call "vunmap"
cxgb4: Add support in cxgb4 to get expansion rom version via ethtool
ethtool: rename reserved1 memeber in ethtool_drvinfo for expansion ROM version
net: dsa: Remove redundant phy_attach()
IB/mlx4: Reset flow support for IB kernel ULPs
IB/mlx4: Always use the correct port for mirrored multicast attachments
net/bonding: Fix potential bad memory access during bonding events
tipc: remove tipc_snprintf
tipc: nl compat add noop and remove legacy nl framework
tipc: convert legacy nl stats show to nl compat
tipc: convert legacy nl net id get to nl compat
tipc: convert legacy nl net id set to nl compat
...
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1d9c5d79e6 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching
Pull live patching infrastructure from Jiri Kosina:
"Let me provide a bit of history first, before describing what is in
this pile.
Originally, there was kSplice as a standalone project that implemented
stop_machine()-based patching for the linux kernel. This project got
later acquired, and the current owner is providing live patching as a
proprietary service, without any intentions to have their
implementation merged.
Then, due to rising user/customer demand, both Red Hat and SUSE
started working on their own implementation (not knowing about each
other), and announced first versions roughly at the same time [1] [2].
The principle difference between the two solutions is how they are
making sure that the patching is performed in a consistent way when it
comes to different execution threads with respect to the semantic
nature of the change that is being introduced.
In a nutshell, kPatch is issuing stop_machine(), then looking at
stacks of all existing processess, and if it decides that the system
is in a state that can be patched safely, it proceeds insterting code
redirection machinery to the patched functions.
On the other hand, kGraft provides a per-thread consistency during one
single pass of a process through the kernel and performs a lazy
contignuous migration of threads from "unpatched" universe to the
"patched" one at safe checkpoints.
If interested in a more detailed discussion about the consistency
models and its possible combinations, please see the thread that
evolved around [3].
It pretty quickly became obvious to the interested parties that it's
absolutely impractical in this case to have several isolated solutions
for one task to co-exist in the kernel. During a dedicated Live
Kernel Patching track at LPC in Dusseldorf, all the interested parties
sat together and came up with a joint aproach that would work for both
distro vendors. Steven Rostedt took notes [4] from this meeting.
And the foundation for that aproach is what's present in this pull
request.
It provides a basic infrastructure for function "live patching" (i.e.
code redirection), including API for kernel modules containing the
actual patches, and API/ABI for userspace to be able to operate on the
patches (look up what patches are applied, enable/disable them, etc).
It's relatively simple and minimalistic, as it's making use of
existing kernel infrastructure (namely ftrace) as much as possible.
It's also self-contained, in a sense that it doesn't hook itself in
any other kernel subsystem (it doesn't even touch any other code).
It's now implemented for x86 only as a reference architecture, but
support for powerpc, s390 and arm is already in the works (adding
arch-specific support basically boils down to teaching ftrace about
regs-saving).
Once this common infrastructure gets merged, both Red Hat and SUSE
have agreed to immediately start porting their current solutions on
top of this, abandoning their out-of-tree code. The plan basically is
that each patch will be marked by flag(s) that would indicate which
consistency model it is willing to use (again, the details have been
sketched out already in the thread at [3]).
Before this happens, the current codebase can be used to patch a large
group of secruity/stability problems the patches for which are not too
complex (in a sense that they don't introduce non-trivial change of
function's return value semantics, they don't change layout of data
structures, etc) -- this corresponds to LEAVE_FUNCTION &&
SWITCH_FUNCTION semantics described at [3].
This tree has been in linux-next since December.
[1] https://lkml.org/lkml/2014/4/30/477
[2] https://lkml.org/lkml/2014/7/14/857
[3] https://lkml.org/lkml/2014/11/7/354
[4] http://linuxplumbersconf.org/2014/wp-content/uploads/2014/10/LPC2014_LivePatching.txt
[ The core code is introduced by the three commits authored by Seth
Jennings, which got a lot of changes incorporated during numerous
respins and reviews of the initial implementation. All the followup
commits have materialized only after public tree has been created,
so they were not folded into initial three commits so that the
public tree doesn't get rebased ]"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching:
livepatch: add missing newline to error message
livepatch: rename config to CONFIG_LIVEPATCH
livepatch: fix uninitialized return value
livepatch: support for repatching a function
livepatch: enforce patch stacking semantics
livepatch: change ARCH_HAVE_LIVE_PATCHING to HAVE_LIVE_PATCHING
livepatch: fix deferred module patching order
livepatch: handle ancient compilers with more grace
livepatch: kconfig: use bool instead of boolean
livepatch: samples: fix usage example comments
livepatch: MAINTAINERS: add git tree location
livepatch: use FTRACE_OPS_FL_IPMODIFY
livepatch: move x86 specific ftrace handler code to arch/x86
livepatch: samples: add sample live patching module
livepatch: kernel: add support for live patching
livepatch: kernel: add TAINT_LIVEPATCH
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870fd0f5df |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:
"Updates for HID code
- improveements of Logitech HID++ procotol implementation, from
Benjamin Tissoires
- support for composite RMI devices, from Andrew Duggan
- new driver for BETOP controller, from Huang Bo
- fixup for conflicting mapping in HID core between PC-101/103/104
and PC-102/105 keyboards from David Herrmann
- new hardware support and fixes in Wacom driver, from Ping Cheng
- assorted small fixes and device ID additions all over the place"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (33 commits)
HID: wacom: add support for Cintiq 27QHD and 27QHD touch
HID: wacom: consolidate input capability settings for pen and touch
HID: wacom: make sure touch arbitration is applied consistently
HID: pidff: Fix initialisation forMicrosoft Sidewinder FF Pro 2
HID: hyperv: match wait_for_completion_timeout return type
HID: wacom: Report ABS_MISC event for Cintiq Companion Hybrid
HID: Use Kbuild idiom in Makefiles
HID: do not bind to Microchip Pick16F1454
HID: hid-lg4ff: use DEVICE_ATTR_RW macro
HID: hid-lg4ff: fix sysfs attribute permission
HID: wacom: peport In Range event according to the spec
HID: wacom: process invalid Cintiq and Intuos data in wacom_intuos_inout()
HID: rmi: Add support for the touchpad in the Razer Blade 14 laptop
HID: rmi: Support touchpads with external buttons
HID: rmi: Use hid_report_len to compute the size of reports
HID: logitech-hidpp: store the name of the device in struct hidpp
HID: microsoft: add support for Japanese Surface Type Cover 3
HID: fixup the conflicting keyboard mappings quirk
HID: apple: fix battery support for the 2009 ANSI wireless keyboard
HID: fix Kconfig text
...
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992de5a8ec |
Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton:
"Bite-sized chunks this time, to avoid the MTA ratelimiting woes.
- fs/notify updates
- ocfs2
- some of MM"
That laconic "some MM" is mainly the removal of remap_file_pages(),
which is a big simplification of the VM, and which gets rid of a *lot*
of random cruft and special cases because we no longer support the
non-linear mappings that it used.
From a user interface perspective, nothing has changed, because the
remap_file_pages() syscall still exists, it's just done by emulating the
old behavior by creating a lot of individual small mappings instead of
one non-linear one.
The emulation is slower than the old "native" non-linear mappings, but
nobody really uses or cares about remap_file_pages(), and simplifying
the VM is a big advantage.
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (78 commits)
memcg: zap memcg_slab_caches and memcg_slab_mutex
memcg: zap memcg_name argument of memcg_create_kmem_cache
memcg: zap __memcg_{charge,uncharge}_slab
mm/page_alloc.c: place zone_id check before VM_BUG_ON_PAGE check
mm: hugetlb: fix type of hugetlb_treat_as_movable variable
mm, hugetlb: remove unnecessary lower bound on sysctl handlers"?
mm: memory: merge shared-writable dirtying branches in do_wp_page()
mm: memory: remove ->vm_file check on shared writable vmas
xtensa: drop _PAGE_FILE and pte_file()-related helpers
x86: drop _PAGE_FILE and pte_file()-related helpers
unicore32: drop pte_file()-related helpers
um: drop _PAGE_FILE and pte_file()-related helpers
tile: drop pte_file()-related helpers
sparc: drop pte_file()-related helpers
sh: drop _PAGE_FILE and pte_file()-related helpers
score: drop _PAGE_FILE and pte_file()-related helpers
s390: drop pte_file()-related helpers
parisc: drop _PAGE_FILE and pte_file()-related helpers
openrisc: drop _PAGE_FILE and pte_file()-related helpers
nios2: drop _PAGE_FILE and pte_file()-related helpers
...
|
||
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c5452a58db |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull quota interface unification and misc cleanups from Jan Kara:
"The first part of the series unifying XFS and VFS quota interfaces.
This part unifies turning quotas on and off so quota-tools and
xfs_quota can be used to manage any filesystem. This is useful so
that userspace doesn't have to distinguish which filesystem it is
working with. As a result we can then easily reuse tests for project
quotas in XFS for ext4.
This also contains minor cleanups and fixes for udf, isofs, and ext3"
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: (23 commits)
udf: remove bool assignment to 0/1
udf: use bool for done
quota: Store maximum space limit in bytes
quota: Remove quota_on_meta callback
ocfs2: Use generic helpers for quotaon and quotaoff
ext4: Use generic helpers for quotaon and quotaoff
quota: Add ->quota_{enable,disable} callbacks for VFS quotas
quota: Wire up ->quota_{enable,disable} callbacks into Q_QUOTA{ON,OFF}
quota: Split ->set_xstate callback into two
xfs: Remove some pointless quota checks
xfs: Remove some useless flags tests
xfs: Remove useless test
quota: Verify flags passed to Q_SETINFO
quota: Cleanup flags definitions
ocfs2: Move OLQF_CLEAN flag out of generic quota flags
quota: Don't store flags for v2 quota format
jbd: drop jbd_ENOSYS debug
udf: destroy sbi mutex in put_super
udf: Check length of extended attributes and allocation descriptors
udf: Remove repeated loads blocksize
...
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4b4f8580a4 |
File locking related changes for v3.20 (pile #1)
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872912352c |
ACPI and power management updates for v3.20-rc1
- Rework of the core ACPI resources parsing code to fix issues
in it and make using resource offsets more convenient and
consolidation of some resource-handing code in a couple of places
that have grown analagous data structures and code to cover the
the same gap in the core (Jiang Liu, Thomas Gleixner, Lv Zheng).
- ACPI-based IOAPIC hotplug support on top of the resources handling
rework (Jiang Liu, Yinghai Lu).
- ACPICA update to upstream release 20150204 including an interrupt
handling rework that allows drivers to install raw handlers for
ACPI GPEs which then become entirely responsible for the given GPE
and the ACPICA core code won't touch it (Lv Zheng, David E Box,
Octavian Purdila).
- ACPI EC driver rework to fix several concurrency issues and other
problems related to events handling on top of the ACPICA's new
support for raw GPE handlers (Lv Zheng).
- New ACPI driver for AMD SoCs analogous to the LPSS (Low-Power
Subsystem) driver for Intel chips (Ken Xue).
- Two minor fixes of the ACPI LPSS driver (Heikki Krogerus,
Jarkko Nikula).
- Two new blacklist entries for machines (Samsung 730U3E/740U3E and
510R) where the native backlight interface doesn't work correctly
while the ACPI one does (Hans de Goede).
- Rework of the ACPI processor driver's handling of idle states
to make the code more straightforward and less bloated overall
(Rafael J Wysocki).
- Assorted minor fixes related to ACPI and SFI (Andreas Ruprecht,
Andy Shevchenko, Hanjun Guo, Jan Beulich, Rafael J Wysocki,
Yaowei Bai).
- PCI core power management modification to avoid resuming (some)
runtime-suspended devices during system suspend if they are in
the right states already (Rafael J Wysocki).
- New SFI-based cpufreq driver for Intel platforms using SFI
(Srinidhi Kasagar).
- cpufreq core fixes, cleanups and simplifications (Viresh Kumar,
Doug Anderson, Wolfram Sang).
- SkyLake CPU support and other updates for the intel_pstate driver
(Kristen Carlson Accardi, Srinivas Pandruvada).
- cpufreq-dt driver cleanup (Markus Elfring).
- Init fix for the ARM big.LITTLE cpuidle driver (Sudeep Holla).
- Generic power domains core code fixes and cleanups (Ulf Hansson).
- Operating Performance Points (OPP) core code cleanups and kernel
documentation update (Nishanth Menon).
- New dabugfs interface to make the list of PM QoS constraints
available to user space (Nishanth Menon).
- New devfreq driver for Tegra Activity Monitor (Tomeu Vizoso).
- New devfreq class (devfreq_event) to provide raw utilization data
to devfreq governors (Chanwoo Choi).
- Assorted minor fixes and cleanups related to power management
(Andreas Ruprecht, Krzysztof Kozlowski, Rickard Strandqvist,
Pavel Machek, Todd E Brandt, Wonhong Kwon).
- turbostat updates (Len Brown) and cpupower Makefile improvement
(Sriram Raghunathan).
/
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Merge tag 'pm+acpi-3.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI and power management updates from Rafael Wysocki:
"We have a few new features this time, including a new SFI-based
cpufreq driver, a new devfreq driver for Tegra Activity Monitor, a new
devfreq class for providing its governors with raw utilization data
and a new ACPI driver for AMD SoCs.
Still, the majority of changes here are reworks of existing code to
make it more straightforward or to prepare it for implementing new
features on top of it. The primary example is the rework of ACPI
resources handling from Jiang Liu, Thomas Gleixner and Lv Zheng with
support for IOAPIC hotplug implemented on top of it, but there is
quite a number of changes of this kind in the cpufreq core, ACPICA,
ACPI EC driver, ACPI processor driver and the generic power domains
core code too.
The most active developer is Viresh Kumar with his cpufreq changes.
Specifics:
- Rework of the core ACPI resources parsing code to fix issues in it
and make using resource offsets more convenient and consolidation
of some resource-handing code in a couple of places that have grown
analagous data structures and code to cover the the same gap in the
core (Jiang Liu, Thomas Gleixner, Lv Zheng).
- ACPI-based IOAPIC hotplug support on top of the resources handling
rework (Jiang Liu, Yinghai Lu).
- ACPICA update to upstream release 20150204 including an interrupt
handling rework that allows drivers to install raw handlers for
ACPI GPEs which then become entirely responsible for the given GPE
and the ACPICA core code won't touch it (Lv Zheng, David E Box,
Octavian Purdila).
- ACPI EC driver rework to fix several concurrency issues and other
problems related to events handling on top of the ACPICA's new
support for raw GPE handlers (Lv Zheng).
- New ACPI driver for AMD SoCs analogous to the LPSS (Low-Power
Subsystem) driver for Intel chips (Ken Xue).
- Two minor fixes of the ACPI LPSS driver (Heikki Krogerus, Jarkko
Nikula).
- Two new blacklist entries for machines (Samsung 730U3E/740U3E and
510R) where the native backlight interface doesn't work correctly
while the ACPI one does (Hans de Goede).
- Rework of the ACPI processor driver's handling of idle states to
make the code more straightforward and less bloated overall (Rafael
J Wysocki).
- Assorted minor fixes related to ACPI and SFI (Andreas Ruprecht,
Andy Shevchenko, Hanjun Guo, Jan Beulich, Rafael J Wysocki, Yaowei
Bai).
- PCI core power management modification to avoid resuming (some)
runtime-suspended devices during system suspend if they are in the
right states already (Rafael J Wysocki).
- New SFI-based cpufreq driver for Intel platforms using SFI
(Srinidhi Kasagar).
- cpufreq core fixes, cleanups and simplifications (Viresh Kumar,
Doug Anderson, Wolfram Sang).
- SkyLake CPU support and other updates for the intel_pstate driver
(Kristen Carlson Accardi, Srinivas Pandruvada).
- cpufreq-dt driver cleanup (Markus Elfring).
- Init fix for the ARM big.LITTLE cpuidle driver (Sudeep Holla).
- Generic power domains core code fixes and cleanups (Ulf Hansson).
- Operating Performance Points (OPP) core code cleanups and kernel
documentation update (Nishanth Menon).
- New dabugfs interface to make the list of PM QoS constraints
available to user space (Nishanth Menon).
- New devfreq driver for Tegra Activity Monitor (Tomeu Vizoso).
- New devfreq class (devfreq_event) to provide raw utilization data
to devfreq governors (Chanwoo Choi).
- Assorted minor fixes and cleanups related to power management
(Andreas Ruprecht, Krzysztof Kozlowski, Rickard Strandqvist, Pavel
Machek, Todd E Brandt, Wonhong Kwon).
- turbostat updates (Len Brown) and cpupower Makefile improvement
(Sriram Raghunathan)"
* tag 'pm+acpi-3.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (151 commits)
tools/power turbostat: relax dependency on APERF_MSR
tools/power turbostat: relax dependency on invariant TSC
Merge branch 'pci/host-generic' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci into acpi-resources
tools/power turbostat: decode MSR_*_PERF_LIMIT_REASONS
tools/power turbostat: relax dependency on root permission
ACPI / video: Add disable_native_backlight quirk for Samsung 510R
ACPI / PM: Remove unneeded nested #ifdef
USB / PM: Remove unneeded #ifdef and associated dead code
intel_pstate: provide option to only use intel_pstate with HWP
ACPI / EC: Add GPE reference counting debugging messages
ACPI / EC: Add query flushing support
ACPI / EC: Refine command storm prevention support
ACPI / EC: Add command flushing support.
ACPI / EC: Introduce STARTED/STOPPED flags to replace BLOCKED flag
ACPI: add AMD ACPI2Platform device support for x86 system
ACPI / table: remove duplicate NULL check for the handler of acpi_table_parse()
ACPI / EC: Update revision due to raw handler mode.
ACPI / EC: Reduce ec_poll() by referencing the last register access timestamp.
ACPI / EC: Fix several GPE handling issues by deploying ACPI_GPE_DISPATCH_RAW_HANDLER mode.
ACPICA: Events: Enable APIs to allow interrupt/polling adaptive request based GPE handling model
...
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c08f846793 |
PCI changes for the v3.20 merge window:
Enumeration
- Move domain assignment from arm64 to generic code (Lorenzo Pieralisi)
- ARM: Remove artificial dependency on pci_sys_data domain (Lorenzo Pieralisi)
- ARM: Move to generic PCI domains (Lorenzo Pieralisi)
- Generate uppercase hex for modalias var in uevent (Ricardo Ribalda Delgado)
- Add and use generic config accessors on ARM, PowerPC (Rob Herring)
Resource management
- Free resources on failure in of_pci_get_host_bridge_resources() (Lorenzo Pieralisi)
- Fix infinite loop with ROM image of size 0 (Michel Dänzer)
PCI device hotplug
- Handle surprise add even if surprise removal isn't supported (Bjorn Helgaas)
Virtualization
- Mark AMD/ATI VGA devices that don't reset on D3hot->D0 transition (Alex Williamson)
- Add DMA alias quirk for Adaptec 3405 (Alex Williamson)
- Add Wellsburg (X99) to Intel PCH root port ACS quirk (Alex Williamson)
- Add ACS quirk for Emulex NICs (Vasundhara Volam)
MSI
- Fail MSI-X mappings if there's no space assigned to MSI-X BAR (Yijing Wang)
Freescale Layerscape host bridge driver
- Fix platform_no_drv_owner.cocci warnings (Julia Lawall)
NVIDIA Tegra host bridge driver
- Remove unnecessary tegra_pcie_fixup_bridge() (Lucas Stach)
Renesas R-Car host bridge driver
- Fix error handling of irq_of_parse_and_map() (Dmitry Torokhov)
TI Keystone host bridge driver
- Fix error handling of irq_of_parse_and_map() (Dmitry Torokhov)
- Fix misspelling of current function in debug output (Julia Lawall)
Xilinx AXI host bridge driver
- Fix harmless format string warning (Arnd Bergmann)
Miscellaneous
- Use standard parsing functions for ASPM sysfs setters (Chris J Arges)
- Add pci_device_to_OF_node() stub for !CONFIG_OF (Kevin Hao)
- Delete unnecessary NULL pointer checks (Markus Elfring)
- Add and use defines for PCIe Max_Read_Request_Size (Rafał Miłecki)
- Include clk.h instead of clk-private.h (Stephen Boyd)
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Merge tag 'pci-v3.20-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI changes from Bjorn Helgaas:
"Enumeration
- Move domain assignment from arm64 to generic code (Lorenzo Pieralisi)
- ARM: Remove artificial dependency on pci_sys_data domain (Lorenzo Pieralisi)
- ARM: Move to generic PCI domains (Lorenzo Pieralisi)
- Generate uppercase hex for modalias var in uevent (Ricardo Ribalda Delgado)
- Add and use generic config accessors on ARM, PowerPC (Rob Herring)
Resource management
- Free resources on failure in of_pci_get_host_bridge_resources() (Lorenzo Pieralisi)
- Fix infinite loop with ROM image of size 0 (Michel Dänzer)
PCI device hotplug
- Handle surprise add even if surprise removal isn't supported (Bjorn Helgaas)
Virtualization
- Mark AMD/ATI VGA devices that don't reset on D3hot->D0 transition (Alex Williamson)
- Add DMA alias quirk for Adaptec 3405 (Alex Williamson)
- Add Wellsburg (X99) to Intel PCH root port ACS quirk (Alex Williamson)
- Add ACS quirk for Emulex NICs (Vasundhara Volam)
MSI
- Fail MSI-X mappings if there's no space assigned to MSI-X BAR (Yijing Wang)
Freescale Layerscape host bridge driver
- Fix platform_no_drv_owner.cocci warnings (Julia Lawall)
NVIDIA Tegra host bridge driver
- Remove unnecessary tegra_pcie_fixup_bridge() (Lucas Stach)
Renesas R-Car host bridge driver
- Fix error handling of irq_of_parse_and_map() (Dmitry Torokhov)
TI Keystone host bridge driver
- Fix error handling of irq_of_parse_and_map() (Dmitry Torokhov)
- Fix misspelling of current function in debug output (Julia Lawall)
Xilinx AXI host bridge driver
- Fix harmless format string warning (Arnd Bergmann)
Miscellaneous
- Use standard parsing functions for ASPM sysfs setters (Chris J Arges)
- Add pci_device_to_OF_node() stub for !CONFIG_OF (Kevin Hao)
- Delete unnecessary NULL pointer checks (Markus Elfring)
- Add and use defines for PCIe Max_Read_Request_Size (Rafał Miłecki)
- Include clk.h instead of clk-private.h (Stephen Boyd)"
* tag 'pci-v3.20-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (48 commits)
PCI: Add pci_device_to_OF_node() stub for !CONFIG_OF
PCI: xilinx: Convert to use generic config accessors
PCI: xgene: Convert to use generic config accessors
PCI: tegra: Convert to use generic config accessors
PCI: rcar: Convert to use generic config accessors
PCI: generic: Convert to use generic config accessors
powerpc/powermac: Convert PCI to use generic config accessors
powerpc/fsl_pci: Convert PCI to use generic config accessors
ARM: ks8695: Convert PCI to use generic config accessors
ARM: sa1100: Convert PCI to use generic config accessors
ARM: integrator: Convert PCI to use generic config accessors
PCI: versatile: Add DT-based ARM Versatile PB PCIe host driver
ARM: dts: versatile: add PCI controller binding
of/pci: Free resources on failure in of_pci_get_host_bridge_resources()
PCI: versatile: Add DT docs for ARM Versatile PB PCIe driver
PCI: Fail MSI-X mappings if there's no space assigned to MSI-X BAR
r8169: use PCI define for Max_Read_Request_Size
[SCSI] esas2r: use PCI define for Max_Read_Request_Size
tile: use PCI define for Max_Read_Request_Size
rapidio/tsi721: use PCI define for Max_Read_Request_Size
...
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d5b3cf7139 |
memcg: zap memcg_slab_caches and memcg_slab_mutex
mem_cgroup->memcg_slab_caches is a list of kmem caches corresponding to the given cgroup. Currently, it is only used on css free in order to destroy all caches corresponding to the memory cgroup being freed. The list is protected by memcg_slab_mutex. The mutex is also used to protect kmem_cache->memcg_params->memcg_caches arrays and synchronizes kmem_cache_destroy vs memcg_unregister_all_caches. However, we can perfectly get on without these two. To destroy all caches corresponding to a memory cgroup, we can walk over the global list of kmem caches, slab_caches, and we can do all the synchronization stuff using the slab_mutex instead of the memcg_slab_mutex. This patch therefore gets rid of the memcg_slab_caches and memcg_slab_mutex. Apart from this nice cleanup, it also: - assures that rcu_barrier() is called once at max when a root cache is destroyed or a memory cgroup is freed, no matter how many caches have SLAB_DESTROY_BY_RCU flag set; - fixes the race between kmem_cache_destroy and kmem_cache_create that exists, because memcg_cleanup_cache_params, which is called from kmem_cache_destroy after checking that kmem_cache->refcount=0, releases the slab_mutex, which gives kmem_cache_create a chance to make an alias to a cache doomed to be destroyed. Signed-off-by: Vladimir Davydov <vdavydov@parallels.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@suse.cz> Acked-by: Christoph Lameter <cl@linux.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
||
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3e0350a364 |
memcg: zap memcg_name argument of memcg_create_kmem_cache
Instead of passing the name of the memory cgroup which the cache is created for in the memcg_name_argument, let's obtain it immediately in memcg_create_kmem_cache. Signed-off-by: Vladimir Davydov <vdavydov@parallels.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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dbf22eb6d8 |
memcg: zap __memcg_{charge,uncharge}_slab
They are simple wrappers around memcg_{charge,uncharge}_kmem, so let's
zap them and call these functions directly.
Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
|
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753162cd84 |
mm: hugetlb: fix type of hugetlb_treat_as_movable variable
hugetlb_treat_as_movable declared as unsigned long, but
proc_dointvec() used for parsing it:
static struct ctl_table vm_table[] = {
...
{
.procname = "hugepages_treat_as_movable",
.data = &hugepages_treat_as_movable,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
This seems harmless, but it's better to use int type here.
Signed-off-by: Andrey Ryabinin <a.ryabinin@samsung.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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0661a33611 |
mm: remove rest usage of VM_NONLINEAR and pte_file()
One bit in ->vm_flags is unused now! Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Dan Carpenter <dan.carpenter@oracle.com> Cc: Michal Hocko <mhocko@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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ac51b934f3 |
mm: replace vma->sharead.linear with vma->shared
After removing vma->shared.nonlinear we have only one member of vma->shared union, which doesn't make much sense. This patch drops the union and move struct vma->shared.linear to vma->shared. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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27ba0644ea |
rmap: drop support of non-linear mappings
We don't create non-linear mappings anymore. Let's drop code which handles them in rmap. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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d83a08db5b |
mm: drop vm_ops->remap_pages and generic_file_remap_pages() stub
Nobody uses it anymore. [akpm@linux-foundation.org: fix filemap_xip.c] Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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9b4bdd2ffa |
mm: drop support of non-linear mapping from fault codepath
We don't create non-linear mappings anymore. Let's drop code which handles them on page fault. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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8a5f14a231 |
mm: drop support of non-linear mapping from unmap/zap codepath
We have remap_file_pages(2) emulation in -mm tree for few release cycles and we plan to have it mainline in v3.20. This patchset removes rest of VM_NONLINEAR infrastructure. Patches 1-8 take care about generic code. They are pretty straight-forward and can be applied without other of patches. Rest patches removes pte_file()-related stuff from architecture-specific code. It usually frees up one bit in non-present pte. I've tried to reuse that bit for swap offset, where I was able to figure out how to do that. For obvious reason I cannot test all that arch-specific code and would like to see acks from maintainers. In total, remap_file_pages(2) required about 1.4K lines of not-so-trivial kernel code. That's too much for functionality nobody uses. Tested-by: Felipe Balbi <balbi@ti.com> This patch (of 38): We don't create non-linear mappings anymore. Let's drop code which handles them on unmap/zap. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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c8d78c1823 |
mm: replace remap_file_pages() syscall with emulation
remap_file_pages(2) was invented to be able efficiently map parts of
huge file into limited 32-bit virtual address space such as in database
workloads.
Nonlinear mappings are pain to support and it seems there's no
legitimate use-cases nowadays since 64-bit systems are widely available.
Let's drop it and get rid of all these special-cased code.
The patch replaces the syscall with emulation which creates new VMA on
each remap_file_pages(), unless they it can be merged with an adjacent
one.
I didn't find *any* real code that uses remap_file_pages(2) to test
emulation impact on. I've checked Debian code search and source of all
packages in ALT Linux. No real users: libc wrappers, mentions in
strace, gdb, valgrind and this kind of stuff.
There are few basic tests in LTP for the syscall. They work just fine
with emulation.
To test performance impact, I've written small test case which
demonstrate pretty much worst case scenario: map 4G shmfs file, write to
begin of every page pgoff of the page, remap pages in reverse order,
read every page.
The test creates 1 million of VMAs if emulation is in use, so I had to
set vm.max_map_count to 1100000 to avoid -ENOMEM.
Before: 23.3 ( +- 4.31% ) seconds
After: 43.9 ( +- 0.85% ) seconds
Slowdown: 1.88x
I believe we can live with that.
Test case:
#define _GNU_SOURCE
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/mman.h>
#define MB (1024UL * 1024)
#define SIZE (4096 * MB)
int main(int argc, char **argv)
{
unsigned long *p;
long i, pass;
for (pass = 0; pass < 10; pass++) {
p = mmap(NULL, SIZE, PROT_READ|PROT_WRITE,
MAP_SHARED | MAP_ANONYMOUS, -1, 0);
if (p == MAP_FAILED) {
perror("mmap");
return -1;
}
for (i = 0; i < SIZE / 4096; i++)
p[i * 4096 / sizeof(*p)] = i;
for (i = 0; i < SIZE / 4096; i++) {
if (remap_file_pages(p + i * 4096 / sizeof(*p), 4096,
0, (SIZE - 4096 * (i + 1)) >> 12, 0)) {
perror("remap_file_pages");
return -1;
}
}
for (i = SIZE / 4096 - 1; i >= 0; i--)
assert(p[i * 4096 / sizeof(*p)] == SIZE / 4096 - i - 1);
munmap(p, SIZE);
}
return 0;
}
[akpm@linux-foundation.org: fix spello]
[sasha.levin@oracle.com: initialize populate before usage]
[sasha.levin@oracle.com: grab file ref to prevent race while mmaping]
Signed-off-by: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Dave Jones <davej@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Armin Rigo <arigo@tunes.org>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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ccaafd7fd0 |
mm: don't use compound_head() in virt_to_head_page()
compound_head() is implemented with assumption that there would be race condition when checking tail flag. This assumption is only true when we try to access arbitrary positioned struct page. The situation that virt_to_head_page() is called is different case. We call virt_to_head_page() only in the range of allocated pages, so there is no race condition on tail flag. In this case, we don't need to handle race condition and we can reduce overhead slightly. This patch implements compound_head_fast() which is similar with compound_head() except tail flag race handling. And then, virt_to_head_page() uses this optimized function to improve performance. I saw 1.8% win in a fast-path loop over kmem_cache_alloc/free, (14.063 ns -> 13.810 ns) if target object is on tail page. Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com> Acked-by: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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6ee8e25fc3 |
fsnotify: fix handling of renames in audit
Commit |
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bdccc4edeb |
xen: features and fixes for 3.20-rc0
- Reworked handling for foreign (grant mapped) pages to simplify the code, enable a number of additional use cases and fix a number of long-standing bugs. - Prefer the TSC over the Xen PV clock when dom0 (and the TSC is stable). - Assorted other cleanup and minor bug fixes. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJU2JC+AAoJEFxbo/MsZsTRIvAH/1lgQ0EQlxaZtEFWY8cJBzxY dXaTMfyGQOddGYDCW0r42hhXJHeX7DWXSERSD3aW9DZOn/eYdneHq9gWRD4uPrGn hEFQ26J4jZWR5riGXaja0LqI2gJKLZ6BhHIQciLEbY+jw4ynkNBLNRPFehuwrCsZ WdBwJkyvXC3RErekncRl/aNhxdi4p1P6qeiaW/mo3UcSO/CFSKybOLwT65iePazg XuY9UiTn2+qcRkm/tjx8K9heHK8SBEGNWuoTcWYF1to8mwwUfKIAc4NO2UBDXJI+ rp7Z2lVFdII15JsQ08ATh3t7xDrMWLzCX/y4jCzmF3DBXLbSWdHCQMgI7TWt5pE= =PyJK -----END PGP SIGNATURE----- Merge tag 'stable/for-linus-3.20-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull xen features and fixes from David Vrabel: - Reworked handling for foreign (grant mapped) pages to simplify the code, enable a number of additional use cases and fix a number of long-standing bugs. - Prefer the TSC over the Xen PV clock when dom0 (and the TSC is stable). - Assorted other cleanup and minor bug fixes. * tag 'stable/for-linus-3.20-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: (25 commits) xen/manage: Fix USB interaction issues when resuming xenbus: Add proper handling of XS_ERROR from Xenbus for transactions. xen/gntdev: provide find_special_page VMA operation xen/gntdev: mark userspace PTEs as special on x86 PV guests xen-blkback: safely unmap grants in case they are still in use xen/gntdev: safely unmap grants in case they are still in use xen/gntdev: convert priv->lock to a mutex xen/grant-table: add a mechanism to safely unmap pages that are in use xen-netback: use foreign page information from the pages themselves xen: mark grant mapped pages as foreign xen/grant-table: add helpers for allocating pages x86/xen: require ballooned pages for grant maps xen: remove scratch frames for ballooned pages and m2p override xen/grant-table: pre-populate kernel unmap ops for xen_gnttab_unmap_refs() mm: add 'foreign' alias for the 'pinned' page flag mm: provide a find_special_page vma operation x86/xen: cleanup arch/x86/xen/mmu.c x86/xen: add some __init annotations in arch/x86/xen/mmu.c x86/xen: add some __init and static annotations in arch/x86/xen/setup.c x86/xen: use correct types for addresses in arch/x86/xen/setup.c ... |
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7bc95d4ef1 |
Merge branch 'pm-cpufreq'
* pm-cpufreq: (46 commits)
intel_pstate: provide option to only use intel_pstate with HWP
cpufreq-dt: Drop unnecessary check before cpufreq_cooling_unregister() invocation
cpufreq: Create for_each_governor()
cpufreq: Create for_each_policy()
cpufreq: Drop cpufreq_disabled() check from cpufreq_cpu_{get|put}()
cpufreq: Set cpufreq_cpu_data to NULL before putting kobject
intel_pstate: honor user space min_perf_pct override on resume
intel_pstate: respect cpufreq policy request
intel_pstate: Add num_pstates to sysfs
intel_pstate: expose turbo range to sysfs
intel_pstate: Add support for SkyLake
cpufreq: stats: drop unnecessary locking
cpufreq: stats: don't update stats on false notifiers
cpufreq: stats: don't update stats from show_trans_table()
cpufreq: stats: time_in_state can't be NULL in cpufreq_stats_update()
cpufreq: stats: create sysfs group once we are ready
cpufreq: remove CPUFREQ_UPDATE_POLICY_CPU notifications
cpufreq: stats: drop 'cpu' field of struct cpufreq_stats
cpufreq: Remove (now) unused 'last_cpu' from struct cpufreq_policy
cpufreq: stats: rename 'struct cpufreq_stats' objects as 'stats'
...
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f7cc61f066 |
Merge branch 'pm-domains'
* pm-domains: PM: Convert dev_pm_put_subsys_data() into a void function PM: Update function header for dev_pm_get_subsys_data() PM / Domains: Handle errors from genpd's ->attach_dev() callback PM / Domains: Re-order initialization of generic_pm_domain_data PM / Domains: Free pm_subsys_data in error path in __pm_genpd_add_device() PM / Domains: Eliminate the mutex for the generic_pm_domain_data PM / Domains: Don't check for an existing device when adding a new PM / Domains: Don't allow an existing generic_pm_domain_data PM / Domains: Remove reference counting for the generic_pm_domain_data PM / Domains: Rename __pm_genpd_alloc|free_dev_data() PM / Domains: Remove pm_genpd_dev_need_restore() API |
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740b68ea3a |
Merge branches 'pm-qos', 'pm-opp' and 'pm-devfreq'
* pm-qos: PM / QoS: Use lockdep asserts to find missing hold of power.lock PM / QoS: Add debugfs support to view the list of constraints * pm-opp: PM / OPP: Assert RCU lock in exported functions PM / OPP: Update kernel documentation PM / OPP: Ensure consistent naming of static functions PM / OPP: export dev_pm_opp_get_notifier * pm-devfreq: PM / devfreq: event: Add documentation for exynos-ppmu devfreq-event driver devfreq: Fix build break of devfreq-event class PM / devfreq: event: Add devfreq_event class PM / devfreq: tegra: add devfreq driver for Tegra Activity Monitor |
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8fbcf5ecb3 |
Merge branch 'acpi-resources'
* acpi-resources: (23 commits) Merge branch 'pci/host-generic' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci into acpi-resources x86/irq, ACPI: Implement ACPI driver to support IOAPIC hotplug ACPI: Add interfaces to parse IOAPIC ID for IOAPIC hotplug x86/PCI: Refine the way to release PCI IRQ resources x86/PCI/ACPI: Use common ACPI resource interfaces to simplify implementation x86/PCI: Fix the range check for IO resources PCI: Use common resource list management code instead of private implementation resources: Move struct resource_list_entry from ACPI into resource core ACPI: Introduce helper function acpi_dev_filter_resource_type() ACPI: Add field offset to struct resource_list_entry ACPI: Translate resource into master side address for bridge window resources ACPI: Return translation offset when parsing ACPI address space resources ACPI: Enforce stricter checks for address space descriptors ACPI: Set flag IORESOURCE_UNSET for unassigned resources ACPI: Normalize return value of resource parser functions ACPI: Fix a bug in parsing ACPI Memory24 resource ACPI: Add prefetch decoding to the address space parser ACPI: Move the window flag logic to the combined parser ACPI: Unify the parsing of address_space and ext_address_space ACPI: Let the parser return false for disabled resources ... |
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3e8c04eb11 |
Merge branch 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
Pull libata changes from Tejun Heo: "Mostly driver-specific changes. Nothing too noteworthy. This pull request contains three merges from for-3.19-fixes. The first two are to pull ahci_xgene and sata_dwc_460ex fix commits which are depended upon by later changes. The last one is to pull in a fix patch which missed the v3.19-rc window" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: (24 commits) ahci_xgene: Fix the dma state machine lockup for the ATA_CMD_SMART PIO mode command. ata: libahci: Use of_platform_device_create only if supported sata_mv: Delete unnecessary checks before the function call "phy_power_off" ata: Delete unnecessary checks before the function call "pci_dev_put" ata: pata_platform: fix owner module reference mismatch for scsi host ata: ahci_platform: fix owner module reference mismatch for scsi host pata_pdc2027x: Use 64-bit timekeeping ata: libahci: Fix devres cleanup on failure ata: libahci: Allow using multiple regulators Documentation: bindings: Add the regulator property to the sub-nodes AHCI bindings ata: libahci: Clean-up the ahci_platform_en/disable_phys functions sata_rcar: extend PM methods sata_dwc_460ex: disable compilation on ARM and ARM64 ata: libata-core: Remove unused function sata_dwc_460ex: convert to devm_kzalloc in ->probe() sata_dwc_460ex: remove extra message sata_dwc_460ex: use np local variable in ->probe() sata_dwc_460ex: fix most of the sparse warnings sata_dwc_460ex: enable COMPILE_TEST for the driver sata_dwc_460ex: remove redundant dev_set_drvdata ... |
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44dbf058de |
Merge branch 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
Pull workqueue changes from Tejun Heo: "One cosmetic cleanup patch" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue.h: remove loops of single statement macros |
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15763db134 |
Merge branch 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup changes from Tejun Heo: "Three mostly trivial patches. The biggest change is that blkio is now initialized before memcg which will be needed to make memcg and blkcg cooperate on writeback IOs" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup: add dummy css_put() for !CONFIG_CGROUPS cgroup: reorder SUBSYS(blkio) in cgroup_subsys.h Update of Documentation/cgroups/00-INDEX |
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c2189e3a3d |
Merge branch 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
Pull percpu changes from Tejun Heo: "Nothing too interesting. One cleanup patch and another to add a trivial state check function" * 'for-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu: percpu_ref: implement percpu_ref_is_dying() percpu_ref: remove unnecessary ACCESS_ONCE() in percpu_ref_tryget_live() |
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072bc448cc |
Merge branch 'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull EFI updates from Ingo Molnar:
"Main changes:
- Move efivarfs from the misc filesystem section to pseudo filesystem
- Expose firmware platform size in sysfs
- Improve robustness of get_memory_map() by removing assumptions on
the size of efi_memory_desc_t.
- various cleanups and fixes
The biggest risk is the get_memory_map() change, which changes the way
that both the arm64 and x86 EFI boot stub build the early memory map.
There are no known regressions with it at the moment, BYMMV"
* 'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
efi: Don't look for chosen@0 node on DT platforms
firmware: efi: Remove unneeded guid unparse
efi/libstub: Call get_memory_map() to obtain map and desc sizes
efi: Small leak on error in runtime map code
efi: rtc-efi: Mark UIE as unsupported
arm64/efi: efistub: Apply __init annotation
efi: Expose underlying UEFI firmware platform size to userland
efi: Rename efi_guid_unparse to efi_guid_to_str
efi: Update the URLs for efibootmgr
fs: Make efivarfs a pseudo filesystem, built by default with EFI
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9d43bade34 |
Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 APIC updates from Ingo Molnar: "Continued fallout of the conversion of the x86 IRQ code to the hierarchical irqdomain framework: more cleanups, simplifications, memory allocation behavior enhancements, mainly in the interrupt remapping and APIC code" * 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (44 commits) x86, init: Fix UP boot regression on x86_64 iommu/amd: Fix irq remapping detection logic x86/acpi: Make acpi_[un]register_gsi_ioapic() depend on CONFIG_X86_LOCAL_APIC x86: Consolidate boot cpu timer setup x86/apic: Reuse apic_bsp_setup() for UP APIC setup x86/smpboot: Sanitize uniprocessor init x86/smpboot: Move apic init code to apic.c init: Get rid of x86isms x86/apic: Move apic_init_uniprocessor code x86/smpboot: Cleanup ioapic handling x86/apic: Sanitize ioapic handling x86/ioapic: Add proper checks to setp/enable_IO_APIC() x86/ioapic: Provide stub functions for IOAPIC%3Dn x86/smpboot: Move smpboot inlines to code x86/x2apic: Use state information for disable x86/x2apic: Split enable and setup function x86/x2apic: Disable x2apic from nox2apic setup x86/x2apic: Add proper state tracking x86/x2apic: Clarify remapping mode for x2apic enablement x86/x2apic: Move code in conditional region ... |
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0ba97bc4b4 |
Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer updates from Ingo Molnar:
"The main changes in this cycle were:
- rework hrtimer expiry calculation in hrtimer_interrupt(): the
previous code had a subtle bug where expiry caching would miss an
expiry, resulting in occasional bogus (late) expiry of hrtimers.
- continuing Y2038 fixes
- ktime division optimization
- misc smaller fixes and cleanups"
* 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
hrtimer: Make __hrtimer_get_next_event() static
rtc: Convert rtc_set_ntp_time() to use timespec64
rtc: Remove redundant rtc_valid_tm() from rtc_hctosys()
rtc: Modify rtc_hctosys() to address y2038 issues
rtc: Update rtc-dev to use y2038-safe time interfaces
rtc: Update interface.c to use y2038-safe time interfaces
time: Expose get_monotonic_boottime64 for in-kernel use
time: Expose getboottime64 for in-kernel uses
ktime: Optimize ktime_divns for constant divisors
hrtimer: Prevent stale expiry time in hrtimer_interrupt()
ktime.h: Introduce ktime_ms_delta
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5b9b28a63f |
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler updates from Ingo Molnar: "The main scheduler changes in this cycle were: - various sched/deadline fixes and enhancements - rescheduling latency fixes/cleanups - rework the rq->clock code to be more consistent and more robust. - minor micro-optimizations - ->avg.decay_count fixes - add a stack overflow check to might_sleep() - idle-poll handler fix, possibly resulting in power savings - misc smaller updates and fixes" * 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/Documentation: Remove unneeded word sched/wait: Introduce wait_on_bit_timeout() sched: Pull resched loop to __schedule() callers sched/deadline: Remove cpu_active_mask from cpudl_find() sched: Fix hrtick_start() on UP sched/deadline: Avoid pointless __setscheduler() sched/deadline: Fix stale yield state sched/deadline: Fix hrtick for a non-leftmost task sched/deadline: Modify cpudl::free_cpus to reflect rd->online sched/idle: Add missing checks to the exit condition of cpu_idle_poll() sched: Fix missing preemption opportunity sched/rt: Reduce rq lock contention by eliminating locking of non-feasible target sched/debug: Print rq->clock_task sched/core: Rework rq->clock update skips sched/core: Validate rq_clock*() serialization sched/core: Remove check of p->sched_class sched/fair: Fix sched_entity::avg::decay_count initialization sched/debug: Fix potential call to __ffs(0) in sched_show_task() sched/debug: Check for stack overflow in ___might_sleep() sched/fair: Fix the dealing with decay_count in __synchronize_entity_decay() |
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a4cbbf549a |
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf updates from Ingo Molnar:
"Kernel side changes:
- AMD range breakpoints support:
Extend breakpoint tools and core to support address range through
perf event with initial backend support for AMD extended
breakpoints.
The syntax is:
perf record -e mem:addr/len:type
For example set write breakpoint from 0x1000 to 0x1200 (0x1000 + 512)
perf record -e mem:0x1000/512:w
- event throttling/rotating fixes
- various event group handling fixes, cleanups and general paranoia
code to be more robust against bugs in the future.
- kernel stack overhead fixes
User-visible tooling side changes:
- Show precise number of samples in at the end of a 'record' session,
if processing build ids, since we will then traverse the whole
perf.data file and see all the PERF_RECORD_SAMPLE records,
otherwise stop showing the previous off-base heuristicly counted
number of "samples" (Namhyung Kim).
- Support to read compressed module from build-id cache (Namhyung
Kim)
- Enable sampling loads and stores simultaneously in 'perf mem'
(Stephane Eranian)
- 'perf diff' output improvements (Namhyung Kim)
- Fix error reporting for evsel pgfault constructor (Arnaldo Carvalho
de Melo)
Tooling side infrastructure changes:
- Cache eh/debug frame offset for dwarf unwind (Namhyung Kim)
- Support parsing parameterized events (Cody P Schafer)
- Add support for IP address formats in libtraceevent (David Ahern)
Plus other misc fixes"
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (48 commits)
perf: Decouple unthrottling and rotating
perf: Drop module reference on event init failure
perf: Use POLLIN instead of POLL_IN for perf poll data in flag
perf: Fix put_event() ctx lock
perf: Fix move_group() order
perf: Fix event->ctx locking
perf: Add a bit of paranoia
perf symbols: Convert lseek + read to pread
perf tools: Use perf_data_file__fd() consistently
perf symbols: Support to read compressed module from build-id cache
perf evsel: Set attr.task bit for a tracking event
perf header: Set header version correctly
perf record: Show precise number of samples
perf tools: Do not use __perf_session__process_events() directly
perf callchain: Cache eh/debug frame offset for dwarf unwind
perf tools: Provide stub for missing pthread_attr_setaffinity_np
perf evsel: Don't rely on malloc working for sz 0
tools lib traceevent: Add support for IP address formats
perf ui/tui: Show fatal error message only if exists
perf tests: Fix typo in sample-parsing.c
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8308756f45 |
Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull core locking updates from Ingo Molnar: "The main changes are: - mutex, completions and rtmutex micro-optimizations - lock debugging fix - various cleanups in the MCS and the futex code" * 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/rtmutex: Optimize setting task running after being blocked locking/rwsem: Use task->state helpers sched/completion: Add lock-free checking of the blocking case sched/completion: Remove unnecessary ->wait.lock serialization when reading completion state locking/mutex: Explicitly mark task as running after wakeup futex: Fix argument handling in futex_lock_pi() calls doc: Fix misnamed FUTEX_CMP_REQUEUE_PI op constants locking/Documentation: Update code path softirq/preempt: Add missing current->preempt_disable_ip update locking/osq: No need for load/acquire when acquire-polling locking/mcs: Better differentiate between MCS variants locking/mutex: Introduce ww_mutex_set_context_slowpath() locking/mutex: Move MCS related comments to proper location locking/mutex: Checking the stamp is WW only |
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23e8fe2e16 |
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RCU updates from Ingo Molnar:
"The main RCU changes in this cycle are:
- Documentation updates.
- Miscellaneous fixes.
- Preemptible-RCU fixes, including fixing an old bug in the
interaction of RCU priority boosting and CPU hotplug.
- SRCU updates.
- RCU CPU stall-warning updates.
- RCU torture-test updates"
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (54 commits)
rcu: Initialize tiny RCU stall-warning timeouts at boot
rcu: Fix RCU CPU stall detection in tiny implementation
rcu: Add GP-kthread-starvation checks to CPU stall warnings
rcu: Make cond_resched_rcu_qs() apply to normal RCU flavors
rcu: Optionally run grace-period kthreads at real-time priority
ksoftirqd: Use new cond_resched_rcu_qs() function
ksoftirqd: Enable IRQs and call cond_resched() before poking RCU
rcutorture: Add more diagnostics in rcu_barrier() test failure case
torture: Flag console.log file to prevent holdovers from earlier runs
torture: Add "-enable-kvm -soundhw pcspk" to qemu command line
rcutorture: Handle different mpstat versions
rcutorture: Check from beginning to end of grace period
rcu: Remove redundant rcu_batches_completed() declaration
rcutorture: Drop rcu_torture_completed() and friends
rcu: Provide rcu_batches_completed_sched() for TINY_RCU
rcutorture: Use unsigned for Reader Batch computations
rcutorture: Make build-output parsing correctly flag RCU's warnings
rcu: Make _batches_completed() functions return unsigned long
rcutorture: Issue warnings on close calls due to Reader Batch blows
documentation: Fix smp typo in memory-barriers.txt
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35f05dabf9 |
IB/mlx4: Reset flow support for IB kernel ULPs
The driver exposes interfaces that directly relate to HW state. Upon fatal error, consumers of these interfaces (ULPs) that rely on completion of all their posted work-request could hang, thereby introducing dependencies in shutdown order. To prevent this from happening, we manage the relevant resources (CQs, QPs) that are used by the device. Upon a fatal error, we now generate simulated completions for outstanding WQEs that were not completed at the time the HW was reset. It includes invoking the completion event handler for all involved CQs so that the ULPs will poll those CQs. When polled we return simulated CQEs with IB_WC_WR_FLUSH_ERR return code enabling ULPs to clean up their resources and not wait forever for completions upon receiving remove_one. The above change requires an extra check in the data path to make sure that when device is in error state, the simulated CQEs will be returned and no further WQEs will be posted. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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30d46827c2 |
regulator: Updates for v3.20
This has not been a busy release for the regulator framework, though we
do have the first parts of some ongoing work from Bjorn Andersson to
allow us to support more complex modern systems with dynamic
configuration of regulators in suspend and idle states.
- Support for device-specific properties on regulator nodes when using
simplified DT parsing in the core from Krzysztof Kozlowski.
- Restructuring of the load tracking code, intended to support future
improvements in this area for more complex system designs.
- New drivers for Maxim MAX77843 and Mediatek MT6397.
- Lots of smaller fixes and improvements.
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Merge tag 'regulator-v3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
Pull regulator updates from Mark Brown:
"This has not been a busy release for the regulator framework, though
we do have the first parts of some ongoing work from Bjorn Andersson
to allow us to support more complex modern systems with dynamic
configuration of regulators in suspend and idle states.
- Support for device-specific properties on regulator nodes when
using simplified DT parsing in the core from Krzysztof Kozlowski.
- Restructuring of the load tracking code, intended to support future
improvements in this area for more complex system designs.
- New drivers for Maxim MAX77843 and Mediatek MT6397.
- Lots of smaller fixes and improvements"
* tag 'regulator-v3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (29 commits)
regulator: max77843: Add max77843 regulator driver
regulator: Fix build breakage on !REGULATOR
regulator: Build sysfs entries with static attribute groups
regulator: qcom-rpm: Make it possible to specify supply
regulator: core: Consolidate drms update handling
regulator: qcom-rpm: signedness bug in probe()
regulator: da9211: Add gpio control for enable/disable of buck
regulator: qcom_rpm: Don't update vreg->uV/mV if rpm_reg_write fails
regulator: lp872x: Remove **regulators from struct lp872x
regulator: da9211: fix unmatched of_node
regulator: Update documentation after renaming function argument
regulator: axp20x: Migrate to regulator core's simplified DT parsing code
regulator: axp20x: Fill regulators_node and of_match descriptor fields
regulator: pfuze100-regulator: add pfuze3000 support
regulator: max77686: Document gpio properties
regulator: Allow parsing custom properties when using simplified DT parsing
regulator: max77686: Add GPIO control
regulator: Copy config passed during registration
regulator: tps65023: Constify struct regmap_config and regulator_ops
regulator: max8649: Constify struct regmap_config and regulator_ops
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