- 12 Jun, 2018 11 commits
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Sebastian Ott authored
Change the remaining users of dasd_kmalloc_request to use preallocated memory and remove this function. Signed-off-by: Sebastian Ott <sebott@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Sebastian Ott authored
Move some members of struct dasd_ccw_req to get rid of padding bytes. This saves 16 bytes per dasd request. Signed-off-by: Sebastian Ott <sebott@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Sebastian Ott authored
There is no user of this function. Just remove it. Signed-off-by: Sebastian Ott <sebott@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Sebastian Ott authored
Let the block layer allocate per request data to store struct dasd_ccw_req. We still need extra preallocated memory for usage by ccw programs (which vary in length) and for requests which don't originate from the block layer. Link: https://lkml.kernel.org/r/20180530074130.GA6927@infradead.orgSigned-off-by: Sebastian Ott <sebott@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Sebastian Ott authored
Simplify locking in __dasd_device_process_final_queue to fix the following sparse warning: drivers/s390/block/dasd.c:1902:9: warning: context imbalance in '__dasd_device_process_final_queue' - different lock contexts for basic block Signed-off-by: Sebastian Ott <sebott@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Sebastian Ott authored
Change css_general_characteristics such that the bitfields don't straddle storage-unit boundaries of the base types. This does not change the offsets of the structs members but now we do as documented and also fix the following sparse complaint: drivers/s390/cio/chsc.c:926:56: warning: invalid access past the end of 'css_general_characteristics' (16 18) Signed-off-by: Sebastian Ott <sebott@linux.ibm.com> Reviewed-by: Peter Oberparleiter <oberpar@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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Martin Schwidefsky authored
Merge tag 'vfio-ccw-20180529' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/vfio-ccw into features Pull vfio-ccw from Cornelia Huck with the following changes: - Various fixes and improvements in vfio-ccw, including a first stab at adding tracepoints.
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC late updates from Olof Johansson: "This is a branch with a few merge requests that either came in late, or took a while longer for us to review and merge than usual and thus cut it a bit close to the merge window. We stage them in a separate branch and if things look good, we still send them up -- and that's the case here. This is mostly DT additions for Renesas platforms, adding IP block descriptions for existing and new SoCs. There are also some driver updates for Qualcomm platforms for SMEM/QMI and GENI, which is their generalized serial protocol interface" * tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (186 commits) soc: qcom: smem: introduce qcom_smem_virt_to_phys() soc: qcom: qmi: fix a buffer sizing bug MAINTAINERS: Update pattern for qcom_scm soc: Unconditionally include qcom Makefile soc: qcom: smem: check sooner in qcom_smem_set_global_partition() soc: qcom: smem: fix qcom_smem_set_global_partition() soc: qcom: smem: fix off-by-one error in qcom_smem_alloc_private() soc: qcom: smem: byte swap values properly soc: qcom: smem: return proper type for cached entry functions soc: qcom: smem: fix first cache entry calculation soc: qcom: cmd-db: Make endian-agnostic drivers: qcom: add command DB driver arm64: dts: renesas: salvator-common: Add ADV7482 support ARM: dts: r8a7740: Add CEU1 ARM: dts: r8a7740: Add CEU0 arm64: dts: renesas: salvator-common: enable VIN arm64: dts: renesas: r8a77970: add VIN and CSI-2 nodes arm64: dts: renesas: r8a77965: add VIN and CSI-2 nodes arm64: dts: renesas: r8a7796: add VIN and CSI-2 nodes arm64: dts: renesas: r8a7795-es1: add CSI-2 node ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC driver updates from Olof Johansson: "This contains platform-related driver updates for ARM and ARM64. Highlights: - ARM SCMI (System Control & Management Interface) driver cleanups - Hisilicon support for LPC bus w/ ACPI - Reset driver updates for several platforms: Uniphier, - Rockchip power domain bindings and hardware descriptions for several SoCs. - Tegra memory controller reset improvements" * tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (59 commits) ARM: tegra: fix compile-testing PCI host driver soc: rockchip: power-domain: add power domain support for px30 dt-bindings: power: add binding for px30 power domains dt-bindings: power: add PX30 SoCs header for power-domain soc: rockchip: power-domain: add power domain support for rk3228 dt-bindings: power: add binding for rk3228 power domains dt-bindings: power: add RK3228 SoCs header for power-domain soc: rockchip: power-domain: add power domain support for rk3128 dt-bindings: power: add binding for rk3128 power domains dt-bindings: power: add RK3128 SoCs header for power-domain soc: rockchip: power-domain: add power domain support for rk3036 dt-bindings: power: add binding for rk3036 power domains dt-bindings: power: add RK3036 SoCs header for power-domain dt-bindings: memory: tegra: Remove Tegra114 SATA and AFI reset definitions memory: tegra: Remove Tegra114 SATA and AFI reset definitions memory: tegra: Register SMMU after MC driver became ready soc: mediatek: remove unneeded semicolon soc: mediatek: add a fixed wait for SRAM stable soc: mediatek: introduce a CAPS flag for scp_domain_data soc: mediatek: reuse regmap_read_poll_timeout helpers ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC device tree updates from Olof Johansson: "As always, a large number of DT updates. Too many to enumerate them all, but at a glance: New SoCs introduced in this release: - Amlogic: + Meson 8M2 SoC, a.k.a. S812. A quad Cortex-A9 SoC used in some set top boxes and other products. - Mediatek: + MT7623A, which is a flavor of the MT7623 family with other on-chip ethernet options. - Qualcomm: + SDM845, a.k.a Snapdragon 845, an 4+4-core Kryo 385/845 (Cortex-A75/A55 derivative) SoC that's one of the current high-end mobile SoCs. It's great to see mainline support for it. So far, you can't do much with it, since a lot of peripherals are not yet in the DTs but driver support for USB, GPU and other pieces are starting to trickle in. This might end up being a well-supported SoC upstream if the momentum keeps up. - Renesas: + R8A77990, a.k.a R-Car E3, a new automotive entertainment-targeted SoC. Currently only one Cortex-A53 CPU is enabled, we are eagerly awaiting more. So far, basic drivers such as serial, gpios, PMU and ethernet are enabled. + R8A77470, a.k.a. RZ/G1C, a new dual Cortex-A7 SoC with PowerVR GPU. Same here, basic set of drivers such as serial, gpios and ethernet enabled, and SMP support is also forthcoming. - STMicroelectronics: + STM32F469, very similar tih STM32F429 but with display support Enhancements to SoCs/platforms (DTS contents, some driver portions might not be in yet): - Allwinner sun8i (h3/a33/a83t) SMP, DVFS tweaks, misc - Amlogic Meson: I2C, UFS, TDM, GPIO external interrupts, MMC resets - Hisilicon hi3660: Thermal cooling, CPU frequency scaling, mailbox interfaces - Marvell Berlin2CD: SMP support, thermal sensors - Mediatek MT7623: Highspeed DMA, audio support - Qualcomm IPQ8074 PCIe support, MSM8996 UFS support - Renesas: Watchdog and PMU support across many platforms - Rockchip RK3399: USB3 OTG support - Samsung Exynos: Audio-over-HDMI on Odroid X/X2/U3 - STMicro STM32: Lots of peripherals added to STM32MP175C - Uniphier: Ethernet support New boards: - Allwinner A20: Olimex A20-SOM-EVB-eMMC variant - Allwinner H2+: Libre Computer ALL-H3-CC (h2+ version) - Allwinner A33: Nintendo NES/SuperNES Classic Edition - Aspeed: S2600WF, Inventec Lanyang BMC, Portwell Neptune - Berlin2CD: Valve Steam Link - Broadcom BCM5301X: Luxul XAP-1610 and XWR-3150 V1 - Broadcom: Raspberry Pi 3 B+ - Mediatek MT7623N and MT7623A: reference boards - Meson 8M2: Tronsmart MXIII Plus - NXP i.MX: Engicam i.CoreM6, DHCOM iMX6 SOM, BTicino i.MX6DL Mamoj - Qualcomm MSM8974: Sony Xperia Z1 Compact support - Qualcomm SDM845: MTP development board - Renesas: Ebisu R8A77990 board - Renesas RZ/G1C: iwg23s: iWave G235-SDB - TI am335x: Pocketbeagle support" * tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (448 commits) ARM: dts: aspeed: Fix hwrng register address arm64: dts: sprd: whale2: Add the rtc enable clock for watchdog arm64: dts: sprd: Add GPIO and GPIO keys device nodes arm64: dts: sprd: fix typo in 'remote-endpoint' arm64: dts: apq8096-db820c: Removed bt-en-1-8v regulator arm64: dts: fix regulator property name for wlan pcie endpoint arm64: dts: qcom: msm8996: Use UFS_GDSC for UFS ARM: dts: pxa3xx: fix MMC clocks ARM: pxa: dts: add pin definitions for extended GPIOs ARM: pxa: dts: add gpio-ranges to gpio controller ARM: dts: ipq8074: Enable few peripherals for hk01 board ARM: dts: ipq8074: Add pcie nodes ARM: dts: ipq8074: Add peripheral nodes ARM: dts: ipq4019: Add qcom-ipq4019-ap.dk07.1-c2 board file ARM: dts: ipq4019: Add qcom-ipq4019-ap.dk07.1-c1 board file ARM: dts: ipq4019: Add ipq4019-ap.dk07.1 common data ARM: dts: ipq4019: Add qcom-ipq4019-ap.dk04.1-c3 board file ARM: dts: ipq4019: Add ipq4019-ap.dk04.1-c1 board file ARM: dts: ipq4019: Add ipq4019-ap.dk04.dtsi ARM: dts: ipq4019: Change the max opp frequency ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC platform updates from Olof Johansson: "Here are the main updates for SoC support (besides DT additions) for ARM 32- and 64-bit platforms. The branch also contains defconfig updates to turn on drivers and options as needed on the various platforms. The largest parts of the delta are from cleanups moving platform data and board file setup of TI platforms to ti-sysc bus drivers. There are also some sweeping changes of eeprom and nand setup on Davinci, i.MX and other platforms. Samsung is removing support for Exynos5440, which was an oddball SoC that hasn't been seen much use in designs. Renesas is adding support for new SoCs (R-Car E3, RZ/G1C and RZ/N1D). Linus Walleij is also removing support for ux500 (Sony Ericsson) U8540/9540 SoCs that never made it to significant mass production and products" * tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (133 commits) MAINTAINERS: add NXP linux team maillist as i.MX reviewer ARM: stm32: Don't select DMA unconditionally on STM32MP157C arm64: defconfig: Enable PCIe on msm8996 and db820c ARM: pxa3xx: enable external wakeup pins ARM: pxa: stargate2: use device properties for at24 eeprom arm64: defconfig: Enable HISILICON_LPC arm64: defconfig: enable drivers for Poplar support arm64: defconfig: Enable UFS on msm8996 ARM: berlin: switch to SPDX license identifier arm: berlin: remove non-necessary flush_cache_all() ARM: berlin: extend BG2CD Kconfig entry OMAP: CLK: CLKSRC: Add suspend resume hooks ARM: AM43XX: Add functions to save/restore am43xx control registers ASoC: ams_delta: use GPIO lookup table ARM: OMAP1: ams-delta: add GPIO lookup tables bus: ti-sysc: Fix optional clocks array access ARM: OMAP2+: Make sure LOGICRETSTATE bits are not cleared ARM: OMAP2+: prm44xx: Inroduce cpu_pm notifiers for context save/restore ARM: OMAP2+: prm44xx: Introduce context save/restore for am43 PRCM IO ARM: OMAP2+: powerdomain: Introduce cpu_pm notifiers for context save/restore ...
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- 11 Jun, 2018 19 commits
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Olof Johansson authored
Merging in defconfig updates. It's useful to keep them separate during development but little point in merging them upstream on their own. * next/defconfig: (40 commits) arm64: defconfig: Enable PCIe on msm8996 and db820c arm64: defconfig: Enable HISILICON_LPC arm64: defconfig: enable drivers for Poplar support arm64: defconfig: Enable UFS on msm8996 arm64: defconfig: enable the Armada thermal driver ARM: multi_v7_defconfig: Enable RENESAS_WDT ARM: shmobile: defconfig: Enable RENESAS_WDT_GEN arm64: defconfig: enable R8A77990 SoC ARM: multi_v7_defconfig: Add STM32F7 I2C & STM32 USBPHYC support arm64: defconfig: Increase CMA size for VC4 arm64: defconfig: enable rockchip efuse ARM: imx_v6_v7_defconfig: Select CONFIG_GPIO_MAX732X by default ARM: imx_v6_v7_defconfig: enable imx6sll by default arm64: defconfig: Enable CONFIG_SND_AUDIO_GRAPH_CARD arm64: defconfig: makes SND_SIMPLE_CARD to module ARM: multi_v7_defconfig: enable the Meson PWM controller arm: multi_v7_defconfig: enable the Amlogic Meson I2C driver arm64: defconfig: enable CONFIG_SPI_ARMADA_3700 arm64: defconfig: Enable CONFIG_PINCTRL_MT7622 by default arm64: defconfig: Enable bluetooth USB support ... Signed-off-by: Olof Johansson <olof@lixom.net>
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git://www.linux-watchdog.org/linux-watchdogLinus Torvalds authored
Pull watchdog updates from Wim Van Sebroeck: "Core: - simplify getting .drvdata renesas_wdt: - add support for the R8A77965 WDT and R-Car Gen2 - remove R-Car M2-W ES2.x from blacklist sp805: - add restart handler hpwdt: - claim NMIs generated by iLO5 mena21_wdt: - drop unnecessary mutex lock da9062 & da9063: - fixes and general cleanups" * tag 'linux-watchdog-4.18-rc1' of git://www.linux-watchdog.org/linux-watchdog: watchdog: da9063: remove duplicated timeout_to_sel calls watchdog: da9063: rename helper function to avoid misunderstandings watchdog: da9062: remove unused code watchdog: da9063: Fix timeout handling during probe watchdog: da9063: Fix updating timeout value watchdog: da9063: Fix setting/changing timeout dt-bindings: watchdog: renesas-wdt: Add R-Car Gen2 support watchdog: mena21_wdt: Drop unnecessary mutex lock watchdog: renesas-wdt: Add support for the R8A77965 WDT watchdog: hpwdt: Claim NMIs generated by iLO5 watchdog: sp805: add restart handler watchdog: renesas-wdt: Remove R-Car M2-W ES2.x from blacklist watchdog: simplify getting .drvdata
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Linus Torvalds authored
This reverts commit b468620f. It turns out that this broke drm on AMD platforms. Quoting Gabriel C: "I can confirm reverting b468620f fixes that issue for me. The GPU is working fine with SME enabled. Now with working GPU :) I can also confirm performance is back to normal without doing any other workarounds" Christan König analyzed it partially: "As far as I analyzed it we now get an -ENOMEM from dma_alloc_attrs() in drivers/gpu/drm/ttm/ttm_page_alloc_dma.c when IOMMU is enabled" and Christoph Hellwig responded: "I think the prime issue is that dma_direct_alloc respects the dma mask. Which we don't need if actually using the iommu. This would be mostly harmless exept for the the SEV bit high in the address that makes the checks fail. For now I'd say revert this commit for 4.17/4.18-rc and I'll look into addressing these issues properly" Reported-and-bisected-by: Gabriel C <nix.or.die@gmail.com> Acked-by: Christoph Hellwig <hch@lst.de> Cc: Christian König <christian.koenig@amd.com> Cc: Michel Dänzer <michel.daenzer@amd.com> Cc: Joerg Roedel <jroedel@suse.de> Cc: Tom Lendacky <thomas.lendacky@amd.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: stable@kernel.org # v4.17 Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://github.com/andersson/remoteprocLinus Torvalds authored
Pull rpmsg updates from Bjorn Andersson: "This migrates rpmsg to use SPDX license headers and fixes a use-after-free in SMD" * tag 'rpmsg-v4.18' of git://github.com/andersson/remoteproc: rpmsg: smd: do not use mananged resources for endpoints and channels rpmsg: char: Switch to SPDX license identifier rpmsg: glink: Switch to SPDX license identifier rpmsg: smd: Switch to SPDX license identifier rpmsg: virtio_rpmsg_bus: Switch to SPDX license identifier rpmsg: Switch to SPDX license identifier rpmsg: qcom_smd: Access APCS through mailbox framework rpmsg: Add driver_override device attribute for rpmsg_device
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git://github.com/andersson/remoteprocLinus Torvalds authored
Pull remoteproc updates from Bjorn Andersson: "This brings a few minor fixes to the Davinci driver, drops a orphan include file from the StE cleanup done ealier and introduces support for booting the modem on Qualcomm's SDM845 platform" * tag 'rproc-v4.18' of git://github.com/andersson/remoteproc: remoteproc: q6v5: Allow defining GLINK edge for mss remoteproc remoteproc: q6v5: Add support for mss remoteproc on SDM845 remoteproc: q6v5: Introduce reset assert/deassert helper functions dt-bindings: remoteproc: Add Q6v5 Modem PIL binding for SDM845 remoteproc: q6v5: Move proxy unvote to handover irq handler remoteproc: q6v5: Return irq from q6v5_request_irq() remoteproc/ste: remove abandoned include file remoteproc/davinci: use octal permissions for module_param() remoteproc/davinci: prepare and unprepare the clock where needed remoteproc/davinci: add the missing retval check for clk_enable() remoteproc: Remove depends on HAS_DMA in case of platform dependency remoteproc: Prevent incorrect rproc state on xfer mem ownership failure
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git://github.com/andersson/remoteprocLinus Torvalds authored
Pull hwspinlock updates from Bjorn Andersson: "In addition to migrating the files to use SPDX license headers this introduces the ability for clients to operate a hwlock without the framework taking any additional locks" * tag 'hwlock-v4.18' of git://github.com/andersson/remoteproc: hwspinlock/u8500: Switch to SPDX license identifier hwspinlock: sprd: Switch to SPDX license identifier hwspinlock/sirf: Switch to SPDX license identifier hwspinlock: qcom: Switch to SPDX license identifier hwspinlock/omap: Switch to SPDX license identifier hwspinlock/core: Switch to SPDX license identifier hwspinlock: Introduce one new mode for hwspinlock hwspinlock: Convert to use 'switch' statement
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Linus Torvalds authored
Al noted that the semantics of the ia64 perfmon mmap() is really wrong, and can cause serious VM problems. Before we look at whether it needs to be fixed, let's see if anybody even uses it, and mark it broken. It may be that we can just remove the code entirely. Reported-by: Alexander Viro <viro@zeniv.linux.org.uk> Acked-by: Matthew Wilcox <willy@infradead.org> Acked-by: Stephane Eranian <eranian@google.com> Cc: Tony Luck <tony.luck@intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fsLinus Torvalds authored
Pull f2fs updates from Jaegeuk Kim: "In this round, we've mainly focused on discard, aka unmap, control along with fstrim for Android-specific usage model. In addition, we've fixed writepage flow which returned EAGAIN previously resulting in EIO of fsync(2) due to mapping's error state. In order to avoid old MM bug [1], we decided not to use __GFP_ZERO for the mapping for node and meta page caches. As always, we've cleaned up many places for future fsverity and symbol conflicts. Enhancements: - do discard/fstrim in lower priority considering fs utilization - split large discard commands into smaller ones for better responsiveness - add more sanity checks to address syzbot reports - add a mount option, fsync_mode=nobarrier, which can reduce # of cache flushes - clean up symbol namespace with modified function names - be strict on block allocation and IO control in corner cases Bug fixes: - don't use __GFP_ZERO for mappings - fix error reports in writepage to avoid fsync() failure - avoid selinux denial on CAP_RESOURCE on resgid/resuid - fix some subtle race conditions in GC/atomic writes/shutdown - fix overflow bugs in sanity_check_raw_super - fix missing bits on get_flags Clean-ups: - prepare the generic flow for future fsverity integration - fix some broken coding standard" [1] https://lkml.org/lkml/2018/4/8/661 * tag 'f2fs-for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (79 commits) f2fs: fix to clear FI_VOLATILE_FILE correctly f2fs: let sync node IO interrupt async one f2fs: don't change wbc->sync_mode f2fs: fix to update mtime correctly fs: f2fs: insert space around that ':' and ', ' fs: f2fs: add missing blank lines after declarations fs: f2fs: changed variable type of offset "unsigned" to "loff_t" f2fs: clean up symbol namespace f2fs: make set_de_type() static f2fs: make __f2fs_write_data_pages() static f2fs: fix to avoid accessing cross the boundary f2fs: fix to let caller retry allocating block address disable loading f2fs module on PAGE_SIZE > 4KB f2fs: fix error path of move_data_page f2fs: don't drop dentry pages after fs shutdown f2fs: fix to avoid race during access gc_thread pointer f2fs: clean up with clear_radix_tree_dirty_tag f2fs: fix to don't trigger writeback during recovery f2fs: clear discard_wake earlier f2fs: let discard thread wait a little longer if dev is busy ...
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Linus Torvalds authored
There's no need to retain the fs/autofs4 directory for backward compatibility. Adding an AUTOFS4_FS fragment to the autofs Kconfig and a module alias for autofs4 is sufficient for almost all cases. Not keeping fs/autofs4 remnants will prevent "insmod <path>/autofs4/autofs4.ko" from working but this shouldn't be used in automation scripts rather than modprobe(8). There were some comments about things to look out for with the module rename in the fs/autofs4/Kconfig that is removed by this patch, see the commit patch if you are interested. One potential problem with this change is that when the fs/autofs/Kconfig fragment for AUTOFS4_FS is removed any AUTOFS4_FS entries will be removed from the kernel config, resulting in no autofs file system being built if there is no AUTOFS_FS entry also. This would have also happened if the fs/autofs4 remnants had remained and is most likely to be a problem with automated builds. Please check your build configurations before the removal which will occur after the next couple of kernel releases. Acked-by: Ian Kent <raven@themaw.net> [ With edits and commit message from Ian Kent ] Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlightLinus Torvalds authored
Pull backlight updates from Lee Jones: "Core Frameworks - Provide helpers to enable/disable backlight - Provide standard and devres versions OF find helpers New Drivers: - Add support for the Zodiac Inflight Innovations RAVE Supervisory Processor New Functionality: - Allow pwm-on/pwm-off delay to be specified via DT Bug Fixes: - Fix ordering of the power {en,dis}able and PWM {en,dis}able signals - Fix Device Tree node look-up" * tag 'backlight-next-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight: backlight: as3711_bl: Fix Device Tree node leaks backlight: tps65217_bl: Fix Device Tree node lookup backlight: max8925_bl: Fix Device Tree node lookup backlight: as3711_bl: Fix Device Tree node lookup MAINTAINERS: Add dri-devel for backlight subsystem patches backlight: Nuke BL_CORE_DRIVER1 staging: fbtft: Stop using BL_CORE_DRIVER1 backlight: pandora: Stop using BL_CORE_DRIVER1 backlight: generic-bl: Remove DRIVER1 state backlight: Nuke unused backlight.props.state states backlight: otm3225a: Add support for ORISE OTM3225A LCD SoC backlight: pwm_bl: Don't use GPIOF_* with gpiod_get_direction pwm-backlight: Add support for PWM delays proprieties. dt-bindings: pwm-backlight: Add PWM delay proprieties. pwm-backlight: Enable/disable the PWM before/after LCD enable toggle. dt-bindings: backlight: Add binding for RAVE SP backlight driver backlight: Add RAVE SP backlight driver
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfdLinus Torvalds authored
Pull MFD updates from Lee Jones: "New Device Support: - Add support for AXP813 ADC to AXP20x - Add support for PM8005, PM8998 and PMI8998 New Functionality: - Add support for Battery Power Supply to AXP813 - Add support for SYSCON to SPARD SC27XX SPI - Add support for RTC to ChromeOS Embedded-Controller Fix-ups: - Remove unused code; exynos{4,5}-pmu, cros_ec, cros_ec_acpi_gpe - Remove duplicate error messages (-ENOMEM, etc); htc-i2cpld, janz-cmodio, max8997, rc5t583, sm501, smsc-ece1099, abx500-core, si476x-i2c, ti_am335x_tscadc, tps65090, tps6586x, tps65910, tps80031, twl6030-irq, viperboard - Succinctly use ptr to struct in sizeof(); rc5t583, abx500-core, sm501, smsc-ece1099 - Simplify syntax for NULL ptr checking; abx500-core, sm501 - No not unnecessarily initialise variables; tps65910, tps65910 - Reorganise and simplify driver data; omap-usb-tll - Move to SPDX license statement; tps68470 - Probe ADCs via DT; axp20x - Use new GPIOD API; arizona-core - Constify things; axp20x - Reduce code-size (use MACROS, etc); axp20x, omap-usb-host - Add DT support/docs; motorola-cpcap - Remove VLAs; rave-sp - Use devm_* managed resources; cros_ec - Interrogate HW for firmware version; rave-sp - Provide ACPI support for ChromeOS Embedded-Controller Bug Fixes: - Reorder ordered (enum) device list; tps65218 - Only accept valid data from the offset; rave-sp - Refrain from copying junk from failed SPI read; cros_ec_dev - Fix potential memory leaks; pcf50633-core - Fix clock initialisation; twl-core - Fix build-issue; tps65911 - Fix off-by-one error; tps65911 - Fix code ordering issues; intel-lpss - Fix COMPILE_TEST related issues; pwm-stm32 - Fix broken MMC card detection; asic3 - Fix clocking related issues; intel-lpss-pci" * tag 'mfd-next-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (84 commits) mfd: cros_ec: Remove unused __remove function mfd: wm97xx-core: Platform data can be NULL mfd: cros_ec_dev: Don't advertise junk features on failure mfd: cros_ec: Use devm_kzalloc for private data mfd: intel-lpss: Fix Intel Cannon Lake LPSS I2C input clock mfd: asic3: Fix broken MMC card detection mfd: timberdale: Fix spelling mistake "Uknown" -> "Unknown" mfd: omap-usb-host: Use match_string() helper mfd: stm32-timers: Fix pwm-stm32 linker issue with COMPILE_TEST pwm: stm32: Initialize raw local variables mfd: arizona: Update DT doc to support more standard Reset binding dt-bindings: mfd: Add bindings for DA9063L mfd: intel-lpss: Correct names of RESETS register bits mfd: qcom-spmi-pmic: Add support for pm8005, pm8998 and pmi8998 mfd: intel-lpss: Program REMAP register in PIO mode mfd: cros_ec_i2c: Moving the system sleep pm ops to late mfd: cros_ec_i2c: Add ACPI module device table mfd: cros_ec_dev: Register shutdown function for debugfs mfd: cros_ec_dev: Register cros-ec-rtc driver as a subdevice mfd: cros_ec: Don't try to grab log when suspended ...
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git://anongit.freedesktop.org/drm/drmLinus Torvalds authored
Pull drm msm updates and misc fixes from Dave Airlie: "I looked at Rob's msm tree, he kept it small due to being late, and it was in -next for a while before he was ill, so I think it should be fine. Otherwise this contains a set of i915 fixes and a v3d build fix, and vc4 leak fix" * tag 'drm-next-2018-06-11' of git://anongit.freedesktop.org/drm/drm: (31 commits) drm/i915/icl: Don't update enabled dbuf slices struct until updated in hw drm/i915/icl: fix icl_unmap/map_plls_to_ports drm/i915: Remove bogus NV12 PLANE_COLOR_CTL setup drm/msm: Fix NULL deref on bind/probe deferral drm/msm: Switch to atomic_helper_commit() drm/msm: Remove msm_commit/worker, use atomic helper commit drm/msm: Issue queued events when disabling crtc drm/msm: Move implicit sync handling to prepare_fb drm/msm: Refactor complete_commit() to look more the helpers drm/msm: Don't subclass drm_atomic_state anymore drm/msm/mdp5: Use the new private_obj state drm/msm/mdp5: Add global state as a private atomic object drm/msm: use correct aspace pointer in msm_gem_put_iova() drm/msm: remove unbalanced mutex unlock drm/msm: don't deref error pointer in the msm_fbdev_create error path drm/msm/dsi: use correct enum in dsi_get_cmd_fmt drm/msm: Fix possible null dereference on failure of get_pages() drm/msm: Add modifier to mdp_get_format arguments drm/msm: Mark the crtc->state->event consumed drm/msm/dsi: implement auto PHY timing calculator for 10nm PHY ...
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Johan Hovold authored
Two framebuffer device-node names were looked up during probe, but were only used as flags to indicate the presence of two framebuffer device. Drop the unused framebuffer name along with a likewise unused device pointer from the driver data, and update the platform data to pass in booleans instead of the framebuffer strings. This allows us do drop the node references acquired during probe, which would otherwise leak. Note that there are no other in-kernel users of the modified platform-data fields. Fixes: 59eb2b5e ("drivers/video/backlight/as3711_bl.c: add OF support") Signed-off-by: Johan Hovold <johan@kernel.org> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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Johan Hovold authored
Fix child-node lookup during probe, which ended up searching the whole device tree depth-first starting at the parent rather than just matching on its children. This would only cause trouble if the child node is missing while there is an unrelated node named "backlight" elsewhere in the tree. Cc: stable <stable@vger.kernel.org> # 3.7 Fixes: eebfdc17 ("backlight: Add TPS65217 WLED driver") Signed-off-by: Johan Hovold <johan@kernel.org> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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Johan Hovold authored
Fix child-node lookup during probe, which ended up searching the whole device tree depth-first starting at the parent rather than just matching on its children. To make things worse, the parent mfd node was also prematurely freed, while the child backlight node was leaked. Cc: stable <stable@vger.kernel.org> # 3.9 Fixes: 47ec340c ("mfd: max8925: Support dt for backlight") Signed-off-by: Johan Hovold <johan@kernel.org> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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Johan Hovold authored
Fix child-node lookup during probe, which ended up searching the whole device tree depth-first starting at the parent rather than just matching on its children. To make things worse, the parent mfd node was also prematurely freed. Cc: stable <stable@vger.kernel.org> # 3.10 Fixes: 59eb2b5e ("drivers/video/backlight/as3711_bl.c: add OF support") Signed-off-by: Johan Hovold <johan@kernel.org> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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Arnd Bergmann authored
This function is no longer called, so we get a harmless warning until it is removed as well: drivers/mfd/cros_ec_dev.c:265:13: error: '__remove' defined but not used [-Werror=unused-function] Fixes: 3aa2177e ("mfd: cros_ec: Use devm_kzalloc for private data") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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Robert Jarzmik authored
It is not mandatory that platform data is passed along the ac97 codec. Actually there are configuration without a battery connected to the ADC of the codec. This is for example the case for the PXA zylonite platform, so fix the NULL dereferencing by adding a test. Fixes: a5c6951c ("mfd: wm97xx-core: core support for wm97xx Codec") Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds authored
Pull networking fixes from David Miller: 1) Fix several bpfilter/UMH bugs, in particular make the UMH build not depend upon X86 specific Kconfig symbols. From Alexei Starovoitov. 2) Fix handling of modified context pointer in bpf verifier, from Daniel Borkmann. 3) Kill regression in ifdown/ifup sequences for hv_netvsc driver, from Dexuan Cui. 4) When the bonding primary member name changes, we have to re-evaluate the bond->force_primary setting, from Xiangning Yu. 5) Eliminate possible padding beyone end of SKB in cdc_ncm driver, from Bjørn Mork. 6) RX queue length reported for UDP sockets in procfs and socket diag are inaccurate, from Paolo Abeni. 7) Fix br_fdb_find_port() locking, from Petr Machata. 8) Limit sk_rcvlowat values properly in TCP, from Soheil Hassas Yeganeh. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (23 commits) tcp: limit sk_rcvlowat by the maximum receive buffer net: phy: dp83822: use BMCR_ANENABLE instead of BMSR_ANEGCAPABLE for DP83620 socket: close race condition between sock_close() and sockfs_setattr() net: bridge: Fix locking in br_fdb_find_port() udp: fix rx queue len reported by diag and proc interface cdc_ncm: avoid padding beyond end of skb net/sched: act_simple: fix parsing of TCA_DEF_DATA net: fddi: fix a possible null-ptr-deref net: aquantia: fix unsigned numvecs comparison with less than zero net: stmmac: fix build failure due to missing COMMON_CLK dependency bpfilter: fix race in pipe access bpf, xdp: fix crash in xdp_umem_unaccount_pages xsk: Fix umem fill/completion queue mmap on 32-bit tools/bpf: fix selftest get_cgroup_id_user bpfilter: fix OUTPUT_FORMAT umh: fix race condition net: mscc: ocelot: Fix uninitialized error in ocelot_netdevice_event() bonding: re-evaluate force_primary when the primary slave name changes ip_tunnel: Fix name string concatenate in __ip_tunnel_create() hv_netvsc: Fix a network regression after ifdown/ifup ...
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- 10 Jun, 2018 10 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linuxLinus Torvalds authored
Pull RTC updates from Alexandre Belloni: "Setting the supported range from drivers for RTCs failing soon has started. A few fixes are developed along the way. Some drivers have been switched to SPDX by their maintainers. Subsystem: - rework of the rtc-test driver which allows to test the core more thoroughly - rtc_set_alarm() now fails early when alarms are not supported Drivers: - mktime() is now replaced by mktime64() - RTC range added for 88pm80x, ab-b5ze-s3, at91rm9200, brcmstb-waketimer, ds1685, ftrtc010, ls1x, mxc_v2, rx8581, sprd, st-lpc, tps6586x, tps65910 and vr41xx - fixed a possible race condition in probe functions - pxa: fix the probe function that is broken since v4.3 - stm32: now supports stm32mp1" * tag 'rtc-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (78 commits) rtc: pxa: fix probe function rtc: cros-ec: Switch to SPDX identifier. rtc: cros-ec: Make license text and module license match. rtc: ensure rtc_set_alarm fails when alarms are not supported rtc: test: remove alarm support from the first device rtc: test: convert to devm_rtc_allocate_device rtc: ftrtc010: let the core handle range rtc: ftrtc010: handle dates after 2106 rtc: ftrtc010: switch to devm_rtc_allocate_device rtc: mrst: switch to devm functions rtc: sunxi: fix possible race condition rtc: test: remove irq sysfs file rtc: test: emulate alarms using timers rtc: test: store time as an offset to system time rtc: test: allow registering many devices rtc: test: remove useless proc info rtc: ds1685: Add range rtc: ds1685: fix possible race condition rtc: sprd: Add new RTC power down check method rtc: sun6i: Fix bit_idx value for clk_register_gate ...
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git://git.infradead.org/linux-ubifsLinus Torvalds authored
Pull UBI and UBIFS updates from Richard Weinberger: - the UBI on-disk format header file is now dual licensed - new way to detect Fastmap problems during runtime - bugfix for Fastmap - minor updates for UBIFS (spelling, comments, vm_fault_t, ...) * tag 'upstream-4.18-rc1' of git://git.infradead.org/linux-ubifs: mtd: ubi: Update ubi-media.h to dual license ubi: fastmap: Detect EBA mismatches on-the-fly ubi: fastmap: Check each mapping only once ubi: fastmap: Correctly handle interrupted erasures in EBA ubi: fastmap: Cancel work upon detach ubifs: lpt: Fix wrong pnode number range in comment ubifs: gc: Fix typo ubifs: log: Some spelling fixes ubifs: Spelling fix someting -> something ubifs: journal: Remove wrong comment ubifs: remove set but never used variable ubifs, xattr: remove misguided quota flags fs: ubifs: Adding new return type vm_fault_t
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Soheil Hassas Yeganeh authored
The user-provided value to setsockopt(SO_RCVLOWAT) can be larger than the maximum possible receive buffer. Such values mute POLLIN signals on the socket which can stall progress on the socket. Limit the user-provided value to half of the maximum receive buffer, i.e., half of sk_rcvbuf when the receive buffer size is set by the user, or otherwise half of sysctl_tcp_rmem[2]. Fixes: d1361840 ("tcp: fix SO_RCVLOWAT and RCVBUF autotuning") Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: Neal Cardwell <ncardwell@google.com> Acked-by: Willem de Bruijn <willemb@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI updates from James Bottomley: "This is mostly updates to the usual drivers: ufs, qedf, mpt3sas, lpfc, xfcp, hisi_sas, cxlflash, qla2xxx. In the absence of Nic, we're also taking target updates which are mostly minor except for the tcmu refactor. The only real core change to worry about is the removal of high page bouncing (in sas, storvsc and iscsi). This has been well tested and no problems have shown up so far" * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (268 commits) scsi: lpfc: update driver version to 12.0.0.4 scsi: lpfc: Fix port initialization failure. scsi: lpfc: Fix 16gb hbas failing cq create. scsi: lpfc: Fix crash in blk_mq layer when executing modprobe -r lpfc scsi: lpfc: correct oversubscription of nvme io requests for an adapter scsi: lpfc: Fix MDS diagnostics failure (Rx < Tx) scsi: hisi_sas: Mark PHY as in reset for nexus reset scsi: hisi_sas: Fix return value when get_free_slot() failed scsi: hisi_sas: Terminate STP reject quickly for v2 hw scsi: hisi_sas: Add v2 hw force PHY function for internal ATA command scsi: hisi_sas: Include TMF elements in struct hisi_sas_slot scsi: hisi_sas: Try wait commands before before controller reset scsi: hisi_sas: Init disks after controller reset scsi: hisi_sas: Create a scsi_host_template per HW module scsi: hisi_sas: Reset disks when discovered scsi: hisi_sas: Add LED feature for v3 hw scsi: hisi_sas: Change common allocation mode of device id scsi: hisi_sas: change slot index allocation mode scsi: hisi_sas: Introduce hisi_sas_phy_set_linkrate() scsi: hisi_sas: fix a typo in hisi_sas_task_prep() ...
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Alvaro Gamez Machado authored
DP83620 register set is compatible with the DP83848, but it also supports 100base-FX. When the hardware is configured such as that fiber mode is enabled, autonegotiation is not possible. The chip, however, doesn't expose this information via BMSR_ANEGCAPABLE. Instead, this bit is always set high, even if the particular hardware configuration makes it so that auto negotiation is not possible [1]. Under these circumstances, the phy subsystem keeps trying for autonegotiation to happen, without success. Hereby, we inspect BMCR_ANENABLE bit after genphy_config_init, which on reset is set to 0 when auto negotiation is disabled, and so we use this value instead of BMSR_ANEGCAPABLE. [1] https://e2e.ti.com/support/interface/ethernet/f/903/p/697165/2571170Signed-off-by: Alvaro Gamez Machado <alvaro.gamez@hazent.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Cong Wang authored
fchownat() doesn't even hold refcnt of fd until it figures out fd is really needed (otherwise is ignored) and releases it after it resolves the path. This means sock_close() could race with sockfs_setattr(), which leads to a NULL pointer dereference since typically we set sock->sk to NULL in ->release(). As pointed out by Al, this is unique to sockfs. So we can fix this in socket layer by acquiring inode_lock in sock_close() and checking against NULL in sockfs_setattr(). sock_release() is called in many places, only the sock_close() path matters here. And fortunately, this should not affect normal sock_close() as it is only called when the last fd refcnt is gone. It only affects sock_close() with a parallel sockfs_setattr() in progress, which is not common. Fixes: 86741ec2 ("net: core: Add a UID field to struct sock.") Reported-by: shankarapailoor <shankarapailoor@gmail.com> Cc: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp> Cc: Lorenzo Colitti <lorenzo@google.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.samba.org/sfrench/cifs-2.6Linus Torvalds authored
Pull cifs fixes from Steve French: - one smb3 (ACL related) fix for stable - one SMB3 security enhancement (when mounting -t smb3 forbid less secure dialects) - some RDMA and compounding fixes * tag '4.18-fixes-smb3' of git://git.samba.org/sfrench/cifs-2.6: cifs: fix a buffer leak in smb2_query_symlink smb3: do not allow insecure cifs mounts when using smb3 CIFS: Fix NULL ptr deref CIFS: fix encryption in SMB3.1.1 CIFS: Pass page offset for encrypting CIFS: Pass page offset for calculating signature CIFS: SMBD: Support page offset in memory registration CIFS: SMBD: Support page offset in RDMA recv CIFS: SMBD: Support page offset in RDMA send CIFS: When sending data on socket, pass the correct page offset CIFS: Introduce helper function to get page offset and length in smb_rqst CIFS: Calculate the correct request length based on page offset and tail size cifs: For SMB2 security informaion query, check for minimum sized security descriptor instead of sizeof FileAllInformation class CIFS: Fix signing for SMB2/3
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git://git.kernel.dk/linux-blockLinus Torvalds authored
Pull block flush handling fix from Jens Axboe: "Single fix that we should merge now, fixing a regression in queuing flush request, accessing request flags after calling the end_request handler" * tag 'for-linus-20180610' of git://git.kernel.dk/linux-block: block: fix use-after-free in block flush handling
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull restartable sequence support from Thomas Gleixner: "The restartable sequences syscall (finally): After a lot of back and forth discussion and massive delays caused by the speculative distraction of maintainers, the core set of restartable sequences has finally reached a consensus. It comes with the basic non disputed core implementation along with support for arm, powerpc and x86 and a full set of selftests It was exposed to linux-next earlier this week, so it does not fully comply with the merge window requirements, but there is really no point to drag it out for yet another cycle" * 'core-rseq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: rseq/selftests: Provide Makefile, scripts, gitignore rseq/selftests: Provide parametrized tests rseq/selftests: Provide basic percpu ops test rseq/selftests: Provide basic test rseq/selftests: Provide rseq library selftests/lib.mk: Introduce OVERRIDE_TARGETS powerpc: Wire up restartable sequences system call powerpc: Add syscall detection for restartable sequences powerpc: Add support for restartable sequences x86: Wire up restartable sequence system call x86: Add support for restartable sequences arm: Wire up restartable sequences system call arm: Add syscall detection for restartable sequences arm: Add restartable sequences support rseq: Introduce restartable sequences system call uapi/headers: Provide types_32_64.h
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 updates and fixes from Thomas Gleixner: - Fix the (late) fallout from the vector management rework causing hlist corruption and irq descriptor reference leaks caused by a missing sanity check. The straight forward fix triggered another long standing issue to surface. The pre rework code hid the issue due to being way slower, but now the chance that user space sees an EBUSY error return when updating irq affinities is way higher, though quite a bunch of userspace tools do not handle it properly despite the fact that EBUSY could be returned for at least 10 years. It turned out that the EBUSY return can be avoided completely by utilizing the existing delayed affinity update mechanism for irq remapped scenarios as well. That's a bit more error handling in the kernel, but avoids fruitless fingerpointing discussions with tool developers. - Decouple PHYSICAL_MASK from AMD SME as its going to be required for the upcoming Intel memory encryption support as well. - Handle legacy device ACPI detection properly for newer platforms - Fix the wrong argument ordering in the vector allocation tracepoint - Simplify the IDT setup code for the APIC=n case - Use the proper string helpers in the MTRR code - Remove a stale unused VDSO source file - Convert the microcode update lock to a raw spinlock as its used in atomic context. * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/intel_rdt: Enable CMT and MBM on new Skylake stepping x86/apic/vector: Print APIC control bits in debugfs genirq/affinity: Defer affinity setting if irq chip is busy x86/platform/uv: Use apic_ack_irq() x86/ioapic: Use apic_ack_irq() irq_remapping: Use apic_ack_irq() x86/apic: Provide apic_ack_irq() genirq/migration: Avoid out of line call if pending is not set genirq/generic_pending: Do not lose pending affinity update x86/apic/vector: Prevent hlist corruption and leaks x86/vector: Fix the args of vector_alloc tracepoint x86/idt: Simplify the idt_setup_apic_and_irq_gates() x86/platform/uv: Remove extra parentheses x86/mm: Decouple dynamic __PHYSICAL_MASK from AMD SME x86: Mark native_set_p4d() as __always_inline x86/microcode: Make the late update update_lock a raw lock for RT x86/mtrr: Convert to use strncpy_from_user() helper x86/mtrr: Convert to use match_string() helper x86/vdso: Remove unused file x86/i8237: Register device based on FADT legacy boot flag
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