- 23 May, 2012 3 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroupLinus Torvalds authored
Pull cgroup updates from Tejun Heo: "cgroup file type addition / removal is updated so that file types are added and removed instead of individual files so that dynamic file type addition / removal can be implemented by cgroup and used by controllers. blkio controller changes which will come through block tree are dependent on this. Other changes include res_counter cleanup and disallowing kthread / PF_THREAD_BOUND threads to be attached to non-root cgroups. There's a reported bug with the file type addition / removal handling which can lead to oops on cgroup umount. The issue is being looked into. It shouldn't cause problems for most setups and isn't a security concern." Fix up trivial conflict in Documentation/feature-removal-schedule.txt * 'for-3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: (21 commits) res_counter: Account max_usage when calling res_counter_charge_nofail() res_counter: Merge res_counter_charge and res_counter_charge_nofail cgroups: disallow attaching kthreadd or PF_THREAD_BOUND threads cgroup: remove cgroup_subsys->populate() cgroup: get rid of populate for memcg cgroup: pass struct mem_cgroup instead of struct cgroup to socket memcg cgroup: make css->refcnt clearing on cgroup removal optional cgroup: use negative bias on css->refcnt to block css_tryget() cgroup: implement cgroup_rm_cftypes() cgroup: introduce struct cfent cgroup: relocate __d_cgrp() and __d_cft() cgroup: remove cgroup_add_file[s]() cgroup: convert memcg controller to the new cftype interface memcg: always create memsw files if CONFIG_CGROUP_MEM_RES_CTLR_SWAP cgroup: convert all non-memcg controllers to the new cftype interface cgroup: relocate cftype and cgroup_subsys definitions in controllers cgroup: merge cft_release_agent cftype array into the base files array cgroup: implement cgroup_add_cftypes() and friends cgroup: build list of all cgroups under a given cgroupfs_root cgroup: move cgroup_clear_directory() call out of cgroup_populate_dir() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpuLinus Torvalds authored
Pull percpu updates from Tejun Heo: "Contains Alex Shi's three patches to remove percpu_xxx() which overlap with this_cpu_xxx(). There shouldn't be any functional change." * 'for-3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu: percpu: remove percpu_xxx() functions x86: replace percpu_xxx funcs with this_cpu_xxx net: replace percpu_xxx funcs with this_cpu_xxx or __this_cpu_xxx
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds authored
Pull workqueue changes from Tejun Heo: "Nothing exciting. Most are updates to debug stuff and related fixes. Two not-too-critical bugs are fixed - WARN_ON() triggering spurious during cpu offlining and unlikely lockdep related oops." * 'for-3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: lockdep: fix oops in processing workqueue workqueue: skip nr_running sanity check in worker_enter_idle() if trustee is active workqueue: Catch more locking problems with flush_work() workqueue: change BUG_ON() to WARN_ON() trace: Remove unused workqueue tracer
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- 22 May, 2012 37 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/stagingLinus Torvalds authored
Pull staging tree changes from Greg Kroah-Hartman: "Here is the big staging tree pull request for the 3.5-rc1 merge window. Loads of changes here, and we just narrowly added more lines than we added: 622 files changed, 28356 insertions(+), 26059 deletions(-) But, good news is that there is a number of subsystems that moved out of the staging tree, to their respective "real" portions of the kernel. Code that moved out was: - iio core code - mei driver - vme core and bridge drivers There was one broken network driver that moved into staging as a step before it is removed from the tree (pc300), and there was a few new drivers added to the tree: - new iio drivers - gdm72xx wimax USB driver - ipack subsystem and 2 drivers All of the movements around have acks from the various subsystem maintainers, and all of this has been in the linux-next tree for a while. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" Fixed up various trivial conflicts, along with a non-trivial one found in -next and pointed out by Olof Johanssen: a clean - but incorrect - merge of the arch/arm/boot/dts/at91sam9g20.dtsi file. Fix up manually as per Stephen Rothwell. * tag 'staging-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (536 commits) Staging: bcm: Remove two unused variables from Adapter.h Staging: bcm: Removes the volatile type definition from Adapter.h Staging: bcm: Rename all "INT" to "int" in Adapter.h Staging: bcm: Fix warning: __packed vs. __attribute__((packed)) in Adapter.h Staging: bcm: Correctly format all comments in Adapter.h Staging: bcm: Fix all whitespace issues in Adapter.h Staging: bcm: Properly format braces in Adapter.h Staging: ipack/bridges/tpci200: remove unneeded casts Staging: ipack/bridges/tpci200: remove TPCI200_SHORTNAME constant Staging: ipack: remove board_name and bus_name fields from struct ipack_device Staging: ipack: improve the register of a bus and a device in the bus. staging: comedi: cleanup all the comedi_driver 'detach' functions staging: comedi: remove all 'default N' in Kconfig staging: line6/config.h: Delete unused header staging: gdm72xx depends on NET staging: gdm72xx: Set up parent link in sysfs for gdm72xx devices staging: drm/omap: initial dmabuf/prime import support staging: drm/omap: dmabuf/prime mmap support pstore/ram: Add ECC support pstore/ram: Switch to persistent_ram routines ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/ttyLinus Torvalds authored
Pull TTY updates from Greg Kroah-Hartman: "Here's the big TTY/serial driver pull request for the 3.5-rc1 merge window. Nothing major in here, just lots of incremental changes from Alan and Jiri reworking some tty core things to behave better and to get a more solid grasp on some of the nasty tty locking issues. There are a few tty and serial driver updates in here as well. All of this has been in the linux-next releases for a while with no problems. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" * tag 'tty-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (115 commits) serial: bfin_uart: Make MMR access compatible with 32 bits bf609 style controller. serial: bfin_uart: RTS and CTS MMRs can be either 16-bit width or 32-bit width. serial: bfin_uart: narrow the reboot condition in DMA tx interrupt serial: bfin_uart: Adapt bf5xx serial driver to bf60x serial4 controller. Revert "serial_core: Update buffer overrun statistics." tty: hvc_xen: NULL dereference on allocation failure tty: Fix LED error return tty: Allow uart_register/unregister/register tty: move global ldisc idle waitqueue to the individual ldisc serial8250-em: Add DT support serial8250-em: clk_get() IS_ERR() error handling fix serial_core: Update buffer overrun statistics. tty: drop the pty lock during hangup cris: fix missing tty arg in wait_event_interruptible_tty call tty/amiserial: Add missing argument for tty_unlock() tty_lock: Localise the lock pty: Lock the devpts bits privately tty_lock: undo the old tty_lock use on the ctty serial8250-em: Emma Mobile UART driver V2 Add missing call to uart_update_timeout() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-coreLinus Torvalds authored
Pull driver core updates from Greg Kroah-Hartman: "Here's the driver core, and other driver subsystems, pull request for the 3.5-rc1 merge window. Outside of a few minor driver core changes, we ended up with the following different subsystem and core changes as well, due to interdependancies on the driver core: - hyperv driver updates - drivers/memory being created and some drivers moved into it - extcon driver subsystem created out of the old Android staging switch driver code - dynamic debug updates - printk rework, and /dev/kmsg changes All of this has been tested in the linux-next releases for a few weeks with no reported problems. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" Fix up conflicts in drivers/extcon/extcon-max8997.c where git noticed that a patch to the deleted drivers/misc/max8997-muic.c driver needs to be applied to this one. * tag 'driver-core-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (90 commits) uio_pdrv_genirq: get irq through platform resource if not set otherwise memory: tegra{20,30}-mc: Remove empty *_remove() printk() - isolate KERN_CONT users from ordinary complete lines sysfs: get rid of some lockdep false positives Drivers: hv: util: Properly handle version negotiations. Drivers: hv: Get rid of an unnecessary check in vmbus_prep_negotiate_resp() memory: tegra{20,30}-mc: Use dev_err_ratelimited() driver core: Add dev_*_ratelimited() family Driver Core: don't oops with unregistered driver in driver_find_device() printk() - restore prefix/timestamp printing for multi-newline strings printk: add stub for prepend_timestamp() ARM: tegra30: Make MC optional in Kconfig ARM: tegra20: Make MC optional in Kconfig ARM: tegra30: MC: Remove unnecessary BUG*() ARM: tegra20: MC: Remove unnecessary BUG*() printk: correctly align __log_buf ARM: tegra30: Add Tegra Memory Controller(MC) driver ARM: tegra20: Add Tegra Memory Controller(MC) driver printk() - restore timestamp printing at console output printk() - do not merge continuation lines of different threads ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-miscLinus Torvalds authored
Pull Char/Misc patches from Greg Kroah-Hartman: "Here are a few various char/misc tree patches for the 3.5-rc1 merge window. Nothing major here at all, just different driver updates and some parport dead code removal. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" * tag 'char-misc-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: parport: remove unused dead code from lowlevel drivers xilinx_hwicap: reset XHI_MAX_RETRIES xilinx_hwicap: add support for virtex6 FPGAs Support M95040 SPI EEPROM misc: add support for bmp18x chips to the bmp085 driver misc: bmp085: add device tree properties misc: clean up bmp085 driver misc: do not mark exported functions __devexit misc: add missing __devexit_p() annotations pch_phub: delete duplicate definitions misc: Fix irq leak in max8997_muic_probe error path
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usbLinus Torvalds authored
Pull USB 3.5-rc1 changes from Greg Kroah-Hartman: "Here is the big USB 3.5-rc1 pull request for the 3.5-rc1 merge window. It's touches a lot of different parts of the kernel, all USB drivers, due to some API cleanups (getting rid of the ancient err() macro) and some changes that are needed for USB 3.0 power management updates. There are also lots of new drivers, pimarily gadget, but others as well. We deleted a staging driver, which was nice, and finally dropped the obsolete usbfs code, which will make Al happy to never have to touch that again. There were some build errors in the tree that linux-next found a few days ago, but those were fixed by the most recent changes (all were due to us not building with CONFIG_PM disabled.) Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" * tag 'usb-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (477 commits) xhci: Fix DIV_ROUND_UP compile error. xhci: Fix compile with CONFIG_USB_SUSPEND=n USB: Fix core compile with CONFIG_USB_SUSPEND=n brcm80211: Fix compile error for .disable_hub_initiated_lpm. Revert "USB: EHCI: work around bug in the Philips ISP1562 controller" MAINTAINERS: Add myself as maintainer to the USB PHY Layer USB: EHCI: fix command register configuration lost problem USB: Remove races in devio.c USB: ehci-platform: remove update_device USB: Disable hub-initiated LPM for comms devices. xhci: Add Intel U1/U2 timeout policy. xhci: Add infrastructure for host-specific LPM policies. USB: Add macros for interrupt endpoint types. xhci: Reserve one command for USB3 LPM disable. xhci: Some Evaluate Context commands must succeed. USB: Disable USB 3.0 LPM in critical sections. USB: Add support to enable/disable USB3 link states. USB: Allow drivers to disable hub-initiated LPM. USB: Calculate USB 3.0 exit latencies for LPM. USB: Refactor code to set LPM support flag. ... Conflicts: arch/arm/mach-exynos/mach-nuri.c arch/arm/mach-exynos/mach-universal_c210.c drivers/net/wireless/ath/ath6kl/usb.c
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull arm-soc board specific changes from Olof Johansson: "While we generally attempt to get rid of board specific files and replace them with device tree based descriptions, a lot of platforms have not come that far: In shmobile, we add two new board files because their recently started effort to add DT support has not proceeded enough to use it for all of the important hardware. In Kirkwood, we are adding support for new boards with a combination of DT and board file contents in multiple cases. pxa/mmp and imx are extending support for existing board files but not adding new ones." Fix up trivial conflicts in arch/arm/mach-{mmp/ttc_dkb.c,shmobile/{Kconfig,Makefile}} * tag 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (94 commits) ARM: shmobile: fix smp build ARM: kirkwood: Add support for RaidSonic IB-NAS6210/6220 using devicetree kirkwood: Add iconnect support orion/kirkwood: create a generic function for gpio led blinking kirkwood/orion: fix orion_gpio_set_blink ARM: kirkwood: Define DNS-320/DNS-325 NAND in fdt kirkwood: Allow nand to be configured via. devicetree mtd: Add orion_nand devicetree bindings ARM: kirkwood: Basic support for DNS-320 and DNS-325 ARM: mach-shmobile: Use DT_MACHINE for armadillo 800 eva ARM: mach-shmobile: Use DT_MACHINE for KZM9G ARM: pxa: hx4700: Add Synaptics NavPoint touchpad ARM: pxa: Use REGULATOR_SUPPLY macro ARM: mach-shmobile: kzm9g: enable SMP boot ARM: mach-shmobile: kzm9g: defconfig update ARM: mach-shmobile: kzm9g: add PCF8757 gpio-key ARM: mach-shmobile: kzm9g: add SDHI support ARM: mach-shmobile: kzm9g: add MMCIF support ARM: mach-shmobile: kzm9g: correct screen direction ARM: mach-shmobile: sh73a0.h: add GPIO_NR ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull arm-soc power management changes from Olof Johansson: "Power management changes here are mostly for the omap platform, but also include cpuidle changes for ux500 and suspend/resume code for mmp." * tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (48 commits) ARM: OMAP2+: WDTIMER integration: fix !PM boot crash, disarm timer after hwmod reset ARM: OMAP2/3: hwmod data: Add 32k-sync timer data to hwmod database ARM: OMAP4: hwmod_data: Name the common irq for McBSP ports ARM: OMAP4: hwmod data: I2C: add flag for context restore ARM: OMAP3: hwmod_data: Rename the common irq for McBSP ports ARM: OMAP2xxx: hwmod data: add HDQ/1-wire hwmod ARM: OMAP3: hwmod data: add HDQ/1-wire hwmod ARM: OMAP2+: hwmod data: add HDQ/1-wire hwmod shared data ARM: OMAP2+: HDQ1W: add custom reset function ARM: OMAP2420: hwmod data: Add MMC hwmod data for 2420 arm: omap3: clockdomain data: Remove superfluous commas from gfx_sgx_3xxx_wkdeps[] ARM: OMAP2+: powerdomain: Get rid off duplicate pwrdm_clkdm_state_switch() API ARM: OMAP3: clock data: add clockdomain for HDQ functional clock ARM: OMAP3+: dpll: Configure autoidle mode only if it's supported ARM: OMAP2+: dmtimer: cleanup iclk usage ARM: OMAP4+: Add prm and cm base init function. ARM: OMAP2/3: Add idle_st bits for ST_32KSYNC timer to prcm-common header ARM: OMAP3: Fix CM register bit masks ARM: OMAP: clock: convert AM3517/3505 detection/flags to AM35xx ARM: OMAP3: clock data: treat all AM35x devices the same ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull arm soc-specific pinctrl changes from Olof Johansson: "With this, five platforms are moving to the relatively new pinctrl subsystem for their pin management, replacing the older soc specific in-kernel interfaces with common code. There is quite a bit of net addition of code for each platform being added to the pinctrl subsystem. But the payback comes later when adding new boards can be done by only providing new device trees instead." Fix up trivial conflicts in arch/arm/mach-ux500/{Makefile,board-mop500.c} * tag 'pinctrl' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (61 commits) mtd: nand: gpmi: fix compile error caused by pinctrl call ARM: PRIMA2: select PINCTRL and PINCTRL_SIRF in Kconfig ARM: nomadik: enable PINCTRL_NOMADIK where needed ARM: mxs: enable pinctrl support video: mxsfb: adopt pinctrl support ASoC: mxs-saif: adopt pinctrl support i2c: mxs: adopt pinctrl support mtd: nand: gpmi: adopt pinctrl support mmc: mxs-mmc: adopt pinctrl support serial: mxs-auart: adopt pinctrl support serial: amba-pl011: adopt pinctrl support spi/imx: adopt pinctrl support i2c: imx: adopt pinctrl support can: flexcan: adopt pinctrl support net: fec: adopt pinctrl support ARM: ux500: switch MSP to using pinctrl for pins ARM: ux500: alter MSP registration to return a device pointer ARM: ux500: switch to using pinctrl for uart0 ARM: ux500: delete custom pin control system ARM: ux500: switch over to Nomadik pinctrl driver ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull support for new arm SoCs from Olof Johansson: "Three new system-on-chip models are supported: the st-ericsson u9540 in ux500, the sam9n12 in at91 and the emma ev2 in shmobile. Emma is a little bit special because it is completely unrelated to the classic shmobile models, but the new Renesas rmobile SoCs are a combination of things from both Emma and shmobile, so it was decided to have them all live in one directory. This also contains updates to existing shmobile soc code as well as some related board changes due to dependencies." * tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (23 commits) mach-shmobile: Use DT_MACHINE for KZM9D V3 mach-shmobile: Emma Mobile EV2 DT support V3 mach-shmobile: KZM9D board Ethernet support V3 mach-shmobile: Emma Mobile EV2 GPIO support V3 mach-shmobile: Emma Mobile EV2 SMP support V3 mach-shmobile: KZM9D board support V3 mach-shmobile: Emma Mobile EV2 SoC base support V3 gpio: Emma Mobile GPIO driver V2 ARM: mach-shmobile: sh73a0: fixup PINT/IRQ16-IRQ31 irq number conflict ARM: mach-shmobile: clock-r8a7740: use followparent_recalc on usb24s ARM: mach-shmobile: clock-r8a7740: add MMCIF clock ARM: mach-shmobile: clock-r8a7740: add SDHI clock ARM: mach-shmobile: clock-r8a7740: add USB clock ARM: mach-shmobile: clock-r8a7740: add FSI clock ARM: mach-shmobile: r8a7740: cleanup I2C workaround method ARM: mach-shmobile: r8a7740: add gpio_irq support ARM: mach-shmobile: sh7372: Add FSI DMAEngine support ARM / mach-shmobile: Use preset_lpj with calibrate_delay() ARM: ux500: ioremap differences for DB9540 ARM: ux500: core U9540 support ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull device tree conversions for arm-soc, part 1, from Olof Johansson: "The spear3xx, lpc32xx, shmobile and mmp platforms are joining the game of booting using device trees, which is a great step forward for them. at91 and spear have pretty much completed this process with a huge amount of work being put into at91. The other platforms are continuing the process. We finally start to see the payback on this investment, as new machines are getting supported purely by adding a .dts source file that can be completely independent of the kernel source." Fix up trivial conflict in arch/arm/Kconfig * tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits) ARM: at91: Add ADC driver to at91sam9260/at91sam9g20 dtsi files arm/dts: omap4-panda: Add LEDs support arm/dts: omap4-sdp: Add LEDs support arm/dts: twl4030: Add twl4030-gpio node OMAP4: devices: Do not create mcpdm device if the dtb has been provided OMAP4: devices: Do not create dmic device if the dtb has been provided Documentation: update docs for mmp dt ARM: dts: refresh dts file for arch mmp ARM: mmp: support pxa910 with device tree ARM: mmp: support mmp2 with device tree gpio: pxa: parse gpio from DTS file ARM: mmp: support DT in timer ARM: mmp: support DT in irq ARM: mmp: append CONFIG_MACH_MMP2_DT ARM: mmp: fix build issue on mmp with device tree ARM: ux500: Enable PRCMU Timer 4 (clocksource) for Device Tree ARM: ux500: Disable SMSC911x platform code registration when DT is enabled ARM: ux500: Fork cpu-db8500 platform_devs for sequential DT enablement ARM: ux500: Do not attempt to register non-existent i2c devices on Snowball ARM: SPEAr3xx: Correct keyboard data passed from DT ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull non-critical arm-soc bug fixes from Olof Johansson: "These bug fixes were not important enough to have them included in the v3.4 release, mostly because they cover harmless warnings or unrealistic configurations. Instead we queue them up to be picked up in the next merge window." Fixed up trivial conflict in arch/arm/mach-omap2/board-omap4panda.c * tag 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: ARM: spear6xx: remove board selection options ARM: OMAP: igep0020: Specify the VPLL2 regulator unconditionally ARM: OMAP2+: INTC: fix Kconfig option for TI81XX ARM: OMAP2+: remove incorrect irq_chip ack field ARM: OMAP4: Adding ID for OMAP4460 ES1.1 ARM: OMAP4: panda: add statics to remove warnings ARM: OMAP2+: Incorrect Register Offsets in OMAP Mailbox ARM: OMAP: fix trivial warnings for dspbridge arm: davinci: use for_each_set_bit_from ARM: OMAP4: hsmmc: check for null pointer ARM: OMAP1: fix compilation issue in board-sx1.c ARM: disable SUSPEND/ARCH_SUSPEND_POSSIBLE for ARCH_TEGRA ARM: davinci: da850-evm: fix section mismatch ARM: tegra: add pll_x freq table entry for 750MHz ARM: davinci: mark spi_board_info arguments as const ARM: davinci: fix incorrect pdctl next bit position
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull first batch of arm-soc cleanups from Olof Johansson: "These cleanups are basically all over the place. The idea is to collect changes with minimal impact but large number of changes so we can avoid them from distracting in the diffstat in the other series. A significant number of lines get removed here, in particular because the ixp2000 and ixp23xx platforms get removed. These have never been extremely popular and have fallen into disuse over time with no active maintainer taking care of them. The u5500 soc never made it into a product, so we are removing it from the ux500 platform. Many good cleanups also went into the at91 and omap platforms, as has been the case for a number of releases." Trivial modify-delete conflicts in arch/arm/mach-{ixp2000,ixp23xx} * tag 'cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (152 commits) ARM: clps711x: Cleanup IRQ handling ARM clps711x: Removed unused header mach/time.h ARM: clps711x: Added note about support EP731x CPU to Kconfig ARM: clps711x: Added missing register definitions ARM: clps711x: Used own subarch directory for store header file Dove: Fix Section mismatch warnings ARM: orion5x: ts78xx debugging changes ARM: orion5x: remove PM dependency from ts78xx ARM: orion5x: ts78xx fix NAND resource off by one ARM: orion5x: ts78xx whitespace cleanups Orion5x: Fix Section mismatch warnings Orion5x: Fix warning: struct pci_dev declared inside paramter list ARM: clps711x: Combine header files into one for clps711x-targets ARM: S3C24XX: Use common macro to define resources on mach-qt2410.c ARM: S3C24XX: Use common macro to define resources on mach-osiris.c ARM: EXYNOS: Adapt to cpuidle core time keeping and irq enable ARM: S5PV210: Use common macro to define resources on mach-smdkv210.c ARM: S5PV210: Use common macro to define resources on dev-audio.c ARM: S5PC100: Use common macro to define resources on dev-audio.c ARM: S5P64X0: Use common macro to define resources on dev-audio.c ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull arm-soc updates for MAINTAINERS file from Olof Johansson: "This is a collection of updates to the MAINTAINERS file, separated out mostly to give an overview of what has changed regarding who does what. In particular, at91, orion and prima2 platforms and drivers are updated in this batch." * tag 'maintainers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: MAINTAINER: add some drivers upstreamed in CSR SIRFPRIMA2 maintainership update for the Marvell Orion family of SOCs MAINTAINERS: remove non-responding web link for atmel_usba driver MAINTAINERS: add entry for Atmel timer counter (TC) MAINTAINERS: add entry for Atmel DMA driver MAINTAINERS: add entry for Atmel touch screen ADC controller driver MAINTAINERS: add entry for Atmel isi driver
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktestLinus Torvalds authored
Pull ktest updates from Steven Rostedt. * tag 'ktest-v3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktest: ktest: Add README to explain what is in the examples directory ktest: Add the snowball.conf example config ktest: Add an example config that does cross compiling of several archs ktest: Add kvm.conf example config ktest: Add useful example configs ktest: Add USE_OUTPUT_MIN_CONFIG to avoid prompt on make_min_config ktest: Add MIN_CONFIG_TYPE to allow making a minum .config that has network ktest: Fix kernelrevision with POST_BUILD
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Steven Rostedt authored
Add a README that explains what the different example configs in the ktest example directory are about. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Steven Rostedt authored
I used the snowball.conf in a live demo that demonstrated how to use ktest.pl with a snowball ARM board. I've been asked to included that config in the ktest repository. Here it is. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Steven Rostedt authored
Add the config that I use to test several archs. I downloaded several cross compilers from: http://kernel.org/pub/tools/crosstool/files/bin/x86_64/ and this config is an example to crosscompile several archs to make sure that your changes do not break archs that you are not working on. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Steven Rostedt authored
Add an example config that explains how to use ktest with a virtual guest as the target. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Steven Rostedt authored
I've been asked several times to provide more useful example configs for ktest.pl, as the sample.conf is too complex (because it explains all configs). This adds configs broken up by use case, and these configs are based on actual configs that I use on a daily basis. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Steven Rostedt authored
If the file that OUTPUT_MIN_CONFIG exists then ktest.pl will prompt the user and ask them if the OUTPUT_MIN_CONFIG should be used as the starting point for make_min_config instead of MIN_CONFIG. This is usually the case, and to allow the user to do so, which is helpful if the user is creating different min configs based on tests, and they know one is a superset of another test, they can set USE_OUTPUT_MIN_CONFIG to one, which will prevent kest.pl from prompting to use the OUTPUT_MIN_CONFIG and it will just use it. If USE_OUTPUT_MIN_CONIFG is set to zero, then ktest.pl will continue to use MIN_CONFIG instead. The default is that USE_OUTPUT_MIN_CONFIG is undefined. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Laurent Pinchart authored
When using the MERAM the LCDC line size needs to be programmed with a MERAM-specific value different than the real frame buffer pitch. Fix it. Reported-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Cc: stable@vger.kernel.org # for 3.4 Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull core irq changes from Ingo Molnar: "A collection of small fixes." By Thomas Gleixner * 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: hexagon: Remove select of not longer existing Kconfig switches arm: Select core options instead of redefining them genirq: Do not consider disabled wakeup irqs genirq: Allow check_wakeup_irqs to notice level-triggered interrupts genirq: Be more informative on irq type mismatch genirq: Reject bogus threaded irq requests genirq: Streamline irq_action
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git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-securityLinus Torvalds authored
Pull security subsystem updates from James Morris: "New notable features: - The seccomp work from Will Drewry - PR_{GET,SET}_NO_NEW_PRIVS from Andy Lutomirski - Longer security labels for Smack from Casey Schaufler - Additional ptrace restriction modes for Yama by Kees Cook" Fix up trivial context conflicts in arch/x86/Kconfig and include/linux/filter.h * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (65 commits) apparmor: fix long path failure due to disconnected path apparmor: fix profile lookup for unconfined ima: fix filename hint to reflect script interpreter name KEYS: Don't check for NULL key pointer in key_validate() Smack: allow for significantly longer Smack labels v4 gfp flags for security_inode_alloc()? Smack: recursive tramsmute Yama: replace capable() with ns_capable() TOMOYO: Accept manager programs which do not start with / . KEYS: Add invalidation support KEYS: Do LRU discard in full keyrings KEYS: Permit in-place link replacement in keyring list KEYS: Perform RCU synchronisation on keys prior to key destruction KEYS: Announce key type (un)registration KEYS: Reorganise keys Makefile KEYS: Move the key config into security/keys/Kconfig KEYS: Use the compat keyctl() syscall wrapper on Sparc64 for Sparc32 compat Yama: remove an unused variable samples/seccomp: fix dependencies on arch macros Yama: add additional ptrace scopes ...
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Linus Torvalds authored
Merge tag 'virtio-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus Pull virtio updates from Rusty Russell. * tag 'virtio-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: virtio: fix typo in comment virtio-mmio: Devices parameter parsing virtio_blk: Drop unused request tracking list virtio-blk: Fix hot-unplug race in remove method virtio: Use ida to allocate virtio index virtio: balloon: separate out common code between remove and freeze functions virtio: balloon: drop restore_common() 9p: disconnect channel when PCI device is removed virtio: update documentation to v0.9.5 of spec
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Chen Baozi authored
- Delete "@request_vqs" and "@free_vqs" comments, since they are no longer in struct virtio_config_ops. - According to the macro below, "@val" should be "@v". Signed-off-by: Chen Baozi <chenbaozi@gmail.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Pawel Moll authored
This patch adds an option to instantiate guest virtio-mmio devices basing on a kernel command line (or module) parameter, for example: virtio_mmio.devices=0x100@0x100b0000:48 Signed-off-by: Pawel Moll <pawel.moll@arm.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Asias He authored
Benchmark shows small performance improvement on fusion io device. Before: seq-read : io=1,024MB, bw=19,982KB/s, iops=39,964, runt= 52475msec seq-write: io=1,024MB, bw=20,321KB/s, iops=40,641, runt= 51601msec rnd-read : io=1,024MB, bw=15,404KB/s, iops=30,808, runt= 68070msec rnd-write: io=1,024MB, bw=14,776KB/s, iops=29,552, runt= 70963msec After: seq-read : io=1,024MB, bw=20,343KB/s, iops=40,685, runt= 51546msec seq-write: io=1,024MB, bw=20,803KB/s, iops=41,606, runt= 50404msec rnd-read : io=1,024MB, bw=16,221KB/s, iops=32,442, runt= 64642msec rnd-write: io=1,024MB, bw=15,199KB/s, iops=30,397, runt= 68991msec Signed-off-by: Asias He <asias@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Asias He authored
If we reset the virtio-blk device before the requests already dispatched to the virtio-blk driver from the block layer are finised, we will stuck in blk_cleanup_queue() and the remove will fail. blk_cleanup_queue() calls blk_drain_queue() to drain all requests queued before DEAD marking. However it will never success if the device is already stopped. We'll have q->in_flight[] > 0, so the drain will not finish. How to reproduce the race: 1. hot-plug a virtio-blk device 2. keep reading/writing the device in guest 3. hot-unplug while the device is busy serving I/O Test: ~1000 rounds of hot-plug/hot-unplug test passed with this patch. Changes in v3: - Drop blk_abort_queue and blk_abort_request - Use __blk_end_request_all to complete request dispatched to driver Changes in v2: - Drop req_in_flight - Use virtqueue_detach_unused_buf to get request dispatched to driver Signed-off-by: Asias He <asias@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Asias He authored
Current index allocation in virtio is based on a monotonically increasing variable "index". This means we'll run out of numbers after a while. E.g. someone crazy doing this in host side. while(1) { hot-plug a virtio device hot-unplug the virito devcie } Signed-off-by: Asias He <asias@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Amit Shah authored
The remove and freeze functions have a lot of shared code; put it into a common function that gets called by both. Signed-off-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Amit Shah authored
restore_common() was used when there were different thaw and freeze PM callbacks implemented. We removed thaw in commit f38f8387. restore_common() can be removed and virtballoon_restore() can itself do the restore ops. Signed-off-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Sasha Levin authored
When a virtio_9p pci device is being removed, we should close down any active channels and free up resources, we're not supposed to BUG() if there's still an open channel since it's a valid case when removing the PCI device. Otherwise, removing the PCI device with an open channel would cause the following BUG(): [ 1184.671416] ------------[ cut here ]------------ [ 1184.672057] kernel BUG at net/9p/trans_virtio.c:618! [ 1184.672057] invalid opcode: 0000 [#1] PREEMPT SMP [ 1184.672057] CPU 3 [ 1184.672057] Pid: 5, comm: kworker/u:0 Tainted: G W 3.4.0-rc2-next-20120413-sasha-dirty #76 [ 1184.672057] RIP: 0010:[<ffffffff825c9116>] [<ffffffff825c9116>] p9_virtio_remove+0x16/0x90 [ 1184.672057] RSP: 0018:ffff88000d653ac0 EFLAGS: 00010202 [ 1184.672057] RAX: ffffffff836bfb40 RBX: ffff88000c9b2148 RCX: ffff88000d658978 [ 1184.672057] RDX: 0000000000000006 RSI: 0000000000000000 RDI: ffff880028868000 [ 1184.672057] RBP: ffff88000d653ad0 R08: 0000000000000000 R09: 0000000000000000 [ 1184.672057] R10: 0000000000000000 R11: 0000000000000001 R12: ffff880028868000 [ 1184.672057] R13: ffffffff835aa7c0 R14: ffff880041630000 R15: ffff88000d653da0 [ 1184.672057] FS: 0000000000000000(0000) GS:ffff880035a00000(0000) knlGS:0000000000000000 [ 1184.672057] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 1184.672057] CR2: 0000000001181000 CR3: 000000000eba1000 CR4: 00000000000406e0 [ 1184.672057] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 x000000000117a190 *[ 1184.672057] DR3: 00000000000000** 00 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 1184.672057] Process kworker/u:0 (pid: 5, threadinfo ffff88000d652000, task ffff88000d658000) [ 1184.672057] Stack: [ 1184.672057] ffff880028868000 ffffffff836bfb40 ffff88000d653af0 ffffffff8193661b [ 1184.672057] ffff880028868008 ffffffff836bfb40 ffff88000d653b10 ffffffff81af1c81 [ 1184.672057] ffff880028868068 ffff880028868008 ffff88000d653b30 ffffffff81af257a [ 1184.795301] Call Trace: [ 1184.795301] [<ffffffff8193661b>] virtio_dev_remove+0x1b/0x60 [ 1184.795301] [<ffffffff81af1c81>] __device_release_driver+0x81/0xd0 [ 1184.795301] [<ffffffff81af257a>] device_release_driver+0x2a/0x40 [ 1184.795301] [<ffffffff81af0d48>] bus_remove_device+0x138/0x150 [ 1184.795301] [<ffffffff81aef08d>] device_del+0x14d/0x1b0 [ 1184.795301] [<ffffffff81aef138>] device_unregister+0x48/0x60 [ 1184.795301] [<ffffffff8193694d>] unregister_virtio_device+0xd/0x10 [ 1184.795301] [<ffffffff8265fc74>] virtio_pci_remove+0x2a/0x6c [ 1184.795301] [<ffffffff818a95ad>] pci_device_remove+0x4d/0x110 [ 1184.795301] [<ffffffff81af1c81>] __device_release_driver+0x81/0xd0 [ 1184.795301] [<ffffffff81af257a>] device_release_driver+0x2a/0x40 [ 1184.795301] [<ffffffff81af0d48>] bus_remove_device+0x138/0x150 [ 1184.795301] [<ffffffff81aef08d>] device_del+0x14d/0x1b0 [ 1184.795301] [<ffffffff81aef138>] device_unregister+0x48/0x60 [ 1184.795301] [<ffffffff818a36fa>] pci_stop_bus_device+0x6a/0x90 [ 1184.795301] [<ffffffff818a3791>] pci_stop_and_remove_bus_device+0x11/0x20 [ 1184.795301] [<ffffffff818c21d9>] remove_callback+0x9/0x10 [ 1184.795301] [<ffffffff81252d91>] sysfs_schedule_callback_work+0x21/0x60 [ 1184.795301] [<ffffffff810cb1a1>] process_one_work+0x281/0x430 [ 1184.795301] [<ffffffff810cb140>] ? process_one_work+0x220/0x430 [ 1184.795301] [<ffffffff81252d70>] ? sysfs_read_file+0x1c0/0x1c0 [ 1184.795301] [<ffffffff810cc613>] worker_thread+0x1f3/0x320 [ 1184.795301] [<ffffffff810cc420>] ? manage_workers.clone.13+0x130/0x130 [ 1184.795301] [<ffffffff810d30b2>] kthread+0xb2/0xc0 [ 1184.795301] [<ffffffff826783f4>] kernel_thread_helper+0x4/0x10 [ 1184.795301] [<ffffffff810deb18>] ? finish_task_switch+0x78/0xf0 [ 1184.795301] [<ffffffff82676574>] ? retint_restore_args+0x13/0x13 [ 1184.795301] [<ffffffff810d3000>] ? kthread_flush_work_fn+0x10/0x10 [ 1184.795301] [<ffffffff826783f0>] ? gs_change+0x13/0x13 [ 1184.795301] Code: c1 9e 0a 00 48 83 c4 08 5b c9 c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 54 49 89 fc 53 48 8b 9f a8 04 00 00 80 3b 00 74 0a <0f> 0b 0f 1f 84 00 00 00 00 00 48 8b 87 88 04 00 00 ff 50 30 31 [ 1184.795301] RIP [<ffffffff825c9116>] p9_virtio_remove+0x16/0x90 [ 1184.795301] RSP <ffff88000d653ac0> [ 1184.952618] ---[ end trace a307b3ed40206b4c ]--- Signed-off-by: Sasha Levin <levinsasha928@gmail.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Rusty Russell authored
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull smp hotplug cleanups from Thomas Gleixner: "This series is merily a cleanup of code copied around in arch/* and not changing any of the real cpu hotplug horrors yet. I wish I'd had something more substantial for 3.5, but I underestimated the lurking horror..." Fix up trivial conflicts in arch/{arm,sparc,x86}/Kconfig and arch/sparc/include/asm/thread_info_32.h * 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (79 commits) um: Remove leftover declaration of alloc_task_struct_node() task_allocator: Use config switches instead of magic defines sparc: Use common threadinfo allocator score: Use common threadinfo allocator sh-use-common-threadinfo-allocator mn10300: Use common threadinfo allocator powerpc: Use common threadinfo allocator mips: Use common threadinfo allocator hexagon: Use common threadinfo allocator m32r: Use common threadinfo allocator frv: Use common threadinfo allocator cris: Use common threadinfo allocator x86: Use common threadinfo allocator c6x: Use common threadinfo allocator fork: Provide kmemcache based thread_info allocator tile: Use common threadinfo allocator fork: Provide weak arch_release_[task_struct|thread_info] functions fork: Move thread info gfp flags to header fork: Remove the weak insanity sh: Remove cpu_idle_wait() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull RCU changes from Ingo Molnar: "This is the v3.5 RCU tree from Paul E. McKenney: 1) A set of improvements and fixes to the RCU_FAST_NO_HZ feature (with more on the way for 3.6). Posted to LKML: https://lkml.org/lkml/2012/4/23/324 (commits 1-3 and 5), https://lkml.org/lkml/2012/4/16/611 (commit 4), https://lkml.org/lkml/2012/4/30/390 (commit 6), and https://lkml.org/lkml/2012/5/4/410 (commit 7, combined with the other commits for the convenience of the tester). 2) Changes to make rcu_barrier() avoid disrupting execution of CPUs that have no RCU callbacks. Posted to LKML: https://lkml.org/lkml/2012/4/23/322. 3) A couple of commits that improve the efficiency of the interaction between preemptible RCU and the scheduler, these two being all that survived an abortive attempt to allow preemptible RCU's __rcu_read_lock() to be inlined. The full set was posted to LKML at https://lkml.org/lkml/2012/4/14/143, and the first and third patches of that set remain. 4) Lai Jiangshan's algorithmic implementation of SRCU, which includes call_srcu() and srcu_barrier(). A major feature of this new implementation is that synchronize_srcu() no longer disturbs the execution of other CPUs. This work is based on earlier implementations by Peter Zijlstra and Paul E. McKenney. Posted to LKML: https://lkml.org/lkml/2012/2/22/82. 5) A number of miscellaneous bug fixes and improvements which were posted to LKML at: https://lkml.org/lkml/2012/4/23/353 with subsequent updates posted to LKML." * 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (32 commits) rcu: Make rcu_barrier() less disruptive rcu: Explicitly initialize RCU_FAST_NO_HZ per-CPU variables rcu: Make RCU_FAST_NO_HZ handle timer migration rcu: Update RCU maintainership rcu: Make exit_rcu() more precise and consolidate rcu: Move PREEMPT_RCU preemption to switch_to() invocation rcu: Ensure that RCU_FAST_NO_HZ timers expire on correct CPU rcu: Add rcutorture test for call_srcu() rcu: Implement per-domain single-threaded call_srcu() state machine rcu: Use single value to handle expedited SRCU grace periods rcu: Improve srcu_readers_active_idx()'s cache locality rcu: Remove unused srcu_barrier() rcu: Implement a variant of Peter's SRCU algorithm rcu: Improve SRCU's wait_idx() comments rcu: Flip ->completed only once per SRCU grace period rcu: Increment upper bit only for srcu_read_lock() rcu: Remove fast check path from __synchronize_srcu() rcu: Direct algorithmic SRCU implementation rcu: Introduce rcutorture testing for rcu_barrier() timer: Fix mod_timer_pinned() header comment ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull core locking updates from Ingo Molnar: "This update: - extends and simplifies x86 NMI callback handling code to enhance and fix the HP hw-watchdog driver - simplifies the x86 NMI callback handling code to fix a kmemcheck bug. - enhances the hung-task debugger" * 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/nmi: Fix the type of the nmiaction.flags field x86/nmi: Fix page faults by nmiaction if kmemcheck is enabled x86/nmi: Add new NMI queues to deal with IO_CHK and SERR watchdog, hpwdt: Remove priority option for NMI callback hung task debugging: Inject NMI when hung and going to panic
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull iommu core changes from Ingo Molnar: "The IOMMU changes in this cycle are mostly about factoring out Intel-VT-d specific IRQ remapping details and introducing struct irq_remap_ops, in preparation for AMD specific hardware." * 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: iommu: Fix off by one in dmar_get_fault_reason() irq_remap: Fix the 'sub_handle' uninitialized warning irq_remap: Fix UP build failure irq_remap: Fix compiler warning with CONFIG_IRQ_REMAP=y iommu: rename intr_remapping.[ch] to irq_remapping.[ch] iommu: rename intr_remapping references to irq_remapping x86, iommu/vt-d: Clean up interfaces for interrupt remapping iommu/vt-d: Convert MSI remapping setup to remap_ops iommu/vt-d: Convert free_irte into a remap_ops callback iommu/vt-d: Convert IR set_affinity function to remap_ops iommu/vt-d: Convert IR ioapic-setup to use remap_ops iommu/vt-d: Convert missing apic.c intr-remapping call to remap_ops iommu/vt-d: Make intr-remapping initialization generic iommu: Rename intr_remapping files to intel_intr_remapping
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