mirror of https://gitee.com/openkylin/linux.git
35931 Commits
| Author | SHA1 | Message | Date |
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Codrin Ciubotariu
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85e16fdd2f
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ASoC: mikroe-proto: dt-bindings: add DT bindings for PROTO board
DT binding documentation for this new ASoC driver. Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com> Signed-off-by: Mark Brown <broonie@kernel.org> |
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Jerome Brunet
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5cc3f8f89f
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ASoC: meson: add axg pdm input DT binding documentation
Add the DT binding documentation for axg's PDM input Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> Signed-off-by: Mark Brown <broonie@kernel.org> |
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Kirill Marinushkin
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6ee47d4a8d
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ASoC: pcm3060: Add codec driver
This commit adds support for TI PCM3060 CODEC. The technical documentation is available at [1]. [1] http://ti.com/product/pcm3060 Signed-off-by: Kirill Marinushkin <kmarinushkin@birdec.tech> Cc: Mark Brown <broonie@kernel.org> Cc: Liam Girdwood <lgirdwood@gmail.com> Cc: Jaroslav Kysela <perex@perex.cz> Cc: Takashi Iwai <tiwai@suse.com> Cc: M R Swami Reddy <mr.swami.reddy@ti.com> Cc: Vishwas A Deshpande <vishwas.a.deshpande@ti.com> Cc: Kevin Cernekee <cernekee@chromium.org> Cc: Peter Ujfalusi <peter.ujfalusi@ti.com> Cc: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Mark Brown <broonie@kernel.org> |
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Fabrizio Castro
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6fbf9d8e27
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ASoC: rsnd: Add r8a774a1 support
Document RZ/G2M (R8A774A1) SoC bindings. Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com> Reviewed-by: Biju Das <biju.das@bp.renesas.com> Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Simon Horman <horms+renesas@verge.net.au> Signed-off-by: Mark Brown <broonie@kernel.org> |
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Linus Torvalds
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de3750351c |
Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq update from Thomas Gleixner:
"A small set of updats/fixes for the irq subsystem:
- Allow GICv3 interrupts to be configured as wake-up sources to
enable wakeup from suspend
- Make the error handling of the STM32 irqchip init function work
- A set of small cleanups and improvements"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/gic-v3: Allow interrupt to be configured as wake-up sources
irqchip/tango: Set irq handler and data in one go
dt-bindings: irqchip: renesas-irqc: Document r8a774a1 support
irqchip/s3c24xx: Remove unneeded comparison of unsigned long to 0
irqchip/stm32: Fix init error handling
irqchip/bcm7038-l1: Hide cpu offline callback when building for !SMP
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Linus Torvalds
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b326272010 |
ARM: SoC: late updates
A couple of late-merged changes that would be useful to get in this
merge window:
- Driver support for reset of audio complex on Meson platforms. The
audio driver went in this merge window, and these changes have been
in -next for a while (just not in our tree).
- Power management fixes for IOMMU on Rockchip platforms, getting
closer to kexec working on them, including Chromebooks.
- Another pass updating "arm,psci" -> "psci" for some properties that
have snuck in since last time it was done.
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Merge tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC late updates from Olof Johansson:
"A couple of late-merged changes that would be useful to get in this
merge window:
- Driver support for reset of audio complex on Meson platforms. The
audio driver went in this merge window, and these changes have been
in -next for a while (just not in our tree).
- Power management fixes for IOMMU on Rockchip platforms, getting
closer to kexec working on them, including Chromebooks.
- Another pass updating "arm,psci" -> "psci" for some properties that
have snuck in since last time it was done"
* tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
iommu/rockchip: Move irq request past pm_runtime_enable
iommu/rockchip: Handle errors returned from PM framework
arm64: rockchip: Force CONFIG_PM on Rockchip systems
ARM: rockchip: Force CONFIG_PM on Rockchip systems
arm64: dts: Fix various entry-method properties to reflect documentation
reset: imx7: Fix always writing bits as 0
reset: meson: add meson audio arb driver
reset: meson: add dt-bindings for meson-axg audio arb
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Linus Torvalds
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1bc276775d |
Kbuild updates for v4.19 (2nd)
- add build_{menu,n,g,x}config targets for compile-testing Kconfig
- fix and improve recursive dependency detection in Kconfig
- fix parallel building of menuconfig/nconfig
- fix syntax error in clang-version.sh
- suppress distracting log from syncconfig
- remove obsolete "rpm" target
- remove VMLINUX_SYMBOL(_STR) macro entirely
- fix microblaze build with CONFIG_DYNAMIC_FTRACE
- move compiler test for dead code/data elimination to Kconfig
- rename well-known LDFLAGS variable to KBUILD_LDFLAGS
- misc fixes and cleanups
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Merge tag 'kbuild-v4.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull more Kbuild updates from Masahiro Yamada:
- add build_{menu,n,g,x}config targets for compile-testing Kconfig
- fix and improve recursive dependency detection in Kconfig
- fix parallel building of menuconfig/nconfig
- fix syntax error in clang-version.sh
- suppress distracting log from syncconfig
- remove obsolete "rpm" target
- remove VMLINUX_SYMBOL(_STR) macro entirely
- fix microblaze build with CONFIG_DYNAMIC_FTRACE
- move compiler test for dead code/data elimination to Kconfig
- rename well-known LDFLAGS variable to KBUILD_LDFLAGS
- misc fixes and cleanups
* tag 'kbuild-v4.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
kbuild: rename LDFLAGS to KBUILD_LDFLAGS
kbuild: pass LDFLAGS to recordmcount.pl
kbuild: test dead code/data elimination support in Kconfig
initramfs: move gen_initramfs_list.sh from scripts/ to usr/
vmlinux.lds.h: remove stale <linux/export.h> include
export.h: remove VMLINUX_SYMBOL() and VMLINUX_SYMBOL_STR()
Coccinelle: remove pci_alloc_consistent semantic to detect in zalloc-simple.cocci
kbuild: make sorting initramfs contents independent of locale
kbuild: remove "rpm" target, which is alias of "rpm-pkg"
kbuild: Fix LOADLIBES rename in Documentation/kbuild/makefiles.txt
kconfig: suppress "configuration written to .config" for syncconfig
kconfig: fix "Can't open ..." in parallel build
kbuild: Add a space after `!` to prevent parsing as file pattern
scripts: modpost: check memory allocation results
kconfig: improve the recursive dependency report
kconfig: report recursive dependency involving 'imply'
kconfig: error out when seeing recursive dependency
kconfig: add build-only configurator targets
scripts/dtc: consolidate include path options in Makefile
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Linus Torvalds
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0519359784 |
Merge branch 'for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata
Pull libata updates from Tejun Heo: "Nothing too interesting. Mostly ahci and ahci_platform changes, many around power management" * 'for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: (22 commits) ata: ahci_platform: enable to get and control reset ata: libahci_platform: add reset control support ata: add an extra argument to ahci_platform_get_resources() ata: sata_rcar: Add r8a77965 support ata: sata_rcar: exclude setting of PHY registers in Gen3 ata: sata_rcar: really mask all interrupts on Gen2 and later Revert "ata: ahci_platform: allow disabling of hotplug to save power" ata: libahci: Allow reconfigure of DEVSLP register ata: libahci: Correct setting of DEVSLP register ata: ahci: Enable DEVSLP by default on x86 with SLP_S0 ata: ahci: Support state with min power but Partial low power state Revert "ata: ahci_platform: convert kcalloc to devm_kcalloc" ata: sata_rcar: Add rudimentary Runtime PM support ata: sata_rcar: Provide a short-hand for &pdev->dev ata: Only output sg element mapped number in verbose debug ata: Guard ata_scsi_dump_cdb() by ATA_VERBOSE_DEBUG ata: ahci_platform: convert kcalloc to devm_kcalloc ata: ahci_platform: convert kzallloc to kcalloc ata: ahci_platform: correct parameter documentation for ahci_platform_shutdown libata: remove ata_sff_data_xfer_noirq() ... |
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Linus Torvalds
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18b8bfdfba |
IOMMU Update for Linux v4.19
Including: - PASID table handling updates for the Intel VT-d driver. It implements a global PASID space now so that applications usings multiple devices will just have one PASID. - A new config option to make iommu passthroug mode the default. - New sysfs attribute for iommu groups to export the type of the default domain. - A debugfs interface (for debug only) usable by IOMMU drivers to export internals to user-space. - R-Car Gen3 SoCs support for the ipmmu-vmsa driver - The ARM-SMMU now aborts transactions from unknown devices and devices not attached to any domain. - Various cleanups and smaller fixes all over the place. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAABAgAGBQJbf/9wAAoJECvwRC2XARrjcuYP/3dIsOFN7Xb4sTOB5wxk4wmD 2Rm5o/18cFekEy4M8fwIBCYkzH/McohgKbOFcH6XiCxIwJ5RdXzITLAwmp4PbvIO KtwppXSp+MQtboip/bp6NDNBhABErgUtgdXawwENCCrFivXDsB8W4wnXESAOkLv9 4fLXrUgDFCAquLZpLqQobXHhajtGAkSekaasphlhejXFulFyF1YcEUcliU7eXZ0R rZjL4Zqcyyi5kv6d3WhL+tvmmhr7wfMsMPaW18eRf9tXvMpWRM2GOAj65coI2AWs 1T1kW/jvvrxnewOsmo1nYlw7R07uiRkUfHmJ9tY65xW4120HJFhdFLPUQZXfrX/b wcGbheYIh6cwAaZBtPJ35bPeW6pREkDOShohbzt45T62Q837cBkr3zyHhNsoOXHS 13YVtTd2vtPa4iLdu2qmEOC1OuhQnMvqHqX0iN8U74QbDxEYYvMfAdx0JL3hmPp/ uynY3QmXIKCeZg+vH2qcWHm07nfaAr5y8WSPA0crnqeznD5zJ4kvJf5dFGmDyTKr pyTkhidkifm6ZejrJsDZveoZdLpHrOatrqKaoLFh2crMUG3d807NYqQ3JmA3NDjg zPbYyU4joFGNVjd3XkSnRTGxR6YvLIwNbkQ3b/K/B5AqWJ6VrTbbTCOa4GSms6rF Qm8wRrmYaycKxkcMqtls =TeYQ -----END PGP SIGNATURE----- Merge tag 'iommu-updates-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu Pull IOMMU updates from Joerg Roedel: - PASID table handling updates for the Intel VT-d driver. It implements a global PASID space now so that applications usings multiple devices will just have one PASID. - A new config option to make iommu passthroug mode the default. - New sysfs attribute for iommu groups to export the type of the default domain. - A debugfs interface (for debug only) usable by IOMMU drivers to export internals to user-space. - R-Car Gen3 SoCs support for the ipmmu-vmsa driver - The ARM-SMMU now aborts transactions from unknown devices and devices not attached to any domain. - Various cleanups and smaller fixes all over the place. * tag 'iommu-updates-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (42 commits) iommu/omap: Fix cache flushes on L2 table entries iommu: Remove the ->map_sg indirection iommu/arm-smmu-v3: Abort all transactions if SMMU is enabled in kdump kernel iommu/arm-smmu-v3: Prevent any devices access to memory without registration iommu/ipmmu-vmsa: Don't register as BUS IOMMU if machine doesn't have IPMMU-VMSA iommu/ipmmu-vmsa: Clarify supported platforms iommu/ipmmu-vmsa: Fix allocation in atomic context iommu: Add config option to set passthrough as default iommu: Add sysfs attribyte for domain type iommu/arm-smmu-v3: sync the OVACKFLG to PRIQ consumer register iommu/arm-smmu: Error out only if not enough context interrupts iommu/io-pgtable-arm-v7s: Abort allocation when table address overflows the PTE iommu/io-pgtable-arm: Fix pgtable allocation in selftest iommu/vt-d: Remove the obsolete per iommu pasid tables iommu/vt-d: Apply per pci device pasid table in SVA iommu/vt-d: Allocate and free pasid table iommu/vt-d: Per PCI device pasid table interfaces iommu/vt-d: Add for_each_device_domain() helper iommu/vt-d: Move device_domain_info to header iommu/vt-d: Apply global PASID in SVA ... |
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Linus Torvalds
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d972604f6f |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux
Pull thermal management updates from Zhang Rui: - Add Daniel Lezcano as the reviewer of thermal framework and SoC driver changes (Daniel Lezcano). - Fix a bug in intel_dts_soc_thermal driver, which does not translate IO-APIC GSI (Global System Interrupt) into Linux irq number (Hans de Goede). - For device tree bindings, allow cooling devices sharing same trip point with same contribution value to share cooling map (Viresh Kumar). * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux: dt-bindings: thermal: Allow multiple devices to share cooling map MAINTAINERS: Add Daniel Lezcano as designated reviewer for thermal Thermal: Intel SoC DTS: Translate IO-APIC GSI number to linux irq number |
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Amit Kucheria
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e9880240e4 |
arm64: dts: Fix various entry-method properties to reflect documentation
The idle-states binding documentation[1] mentions that the
'entry-method' property is required on 64-bit platforms and must be
set to "psci".
commit
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Olof Johansson
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c37aad3612 |
Reset controller changes for v4.19, part 2
This adds a single new driver for the Amlogic Meson Audio Memory Arbiter resets. -----BEGIN PGP SIGNATURE----- iI0EABYIADUWIQRRO6F6WdpH1R0vGibVhaclGDdiwAUCW2RYpxcccC56YWJlbEBw ZW5ndXRyb25peC5kZQAKCRDVhaclGDdiwGdpAQDW1fXG6l0a/YjTUlmuia8LAHxS 4h0sJCUCEyNSEaTKAQEA0Cunr8w9D0kQlj7XjZyGylRX2wSIRI9rMseTm4U68wg= =xBwp -----END PGP SIGNATURE----- Merge tag 'reset-for-4.19-2' of git://git.pengutronix.de/git/pza/linux into next/late Reset controller changes for v4.19, part 2 This adds a single new driver for the Amlogic Meson Audio Memory Arbiter resets. * tag 'reset-for-4.19-2' of git://git.pengutronix.de/git/pza/linux: reset: meson: add meson audio arb driver reset: meson: add dt-bindings for meson-axg audio arb Signed-off-by: Olof Johansson <olof@lixom.net> |
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Thomas Gleixner
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20b420dc42 |
irqchip updates for 4.19, take #2
- bcm7038: compilation fix for !SMP - stm32: fix teardown on probe error - s3c24xx: fix compilation warning - renesas-irqc: r8a774a1 support - tango: chained irq setup simplification - gic-v3: allow wake-up sources -----BEGIN PGP SIGNATURE----- iQJJBAABCAAzFiEEn9UcU+C1Yxj9lZw9I9DQutE9ekMFAluAC8YVHG1hcmMuenlu Z2llckBhcm0uY29tAAoJECPQ0LrRPXpDsvgP/1LWT1TS/mnxhfo71yueEI75X3Ju ZKQ8Za5o6nbu2CvwedEOtPVfAqp5Mg3wNJZKiN4H0db3dxftzqqp7ZQ1P7ZtheZC 69k0DKXQKN2BXURX3zDHhYA86kjrRcUEJfjF8Wi8Pe1UjrO4lm7fQZEVg9SiSigx TxFOakeSlHZqrC0DwEj5P7RpyAQhqb/7ygg9TNjlNgda8F98RmUNm38nEUj+IbPK UySYnHTe02Z5nD/9K+piB8gFgpTIfQlhWPA/kgODlsCJUuUY18RkB0CZzRuUBv3a 58qqpopuvH1jEVqWi3ffXr6m1kPF7Ys8GACC0laH2QgArT5OSGet9Hn7Edo5qh1p UPdvJEpuIsgQc1nPEcw84h1SGYg2lEtY0ZR4FdDnh3QQ45Kbkhx0HWLM/14YU/wI jutiUAZ7BstdlRwzmjNWwcW2pjhE3/FDBUTifQb/qvh4MEM9Mi4Jr3XARSTuW8o5 zZXmm47sOomuDl8RyIKvPuQRhmnN0ix86dba0bMIMYx2G9dRjb51o9gfN1nY/E6C bWayUZNmSaMAPi+xXBSw+O9mIqg2mwlLzq4EIKMHRUyMBqNL3mFIaefgT5yOLgMG 98Co+VLgpnp7eraAmHJWLrdf4QhiMD+cHkOD41s5eu0E+BGKLWS/cZdROa4jvucs 1JzPGTd0o4PHd5vV =Mr5O -----END PGP SIGNATURE----- Merge tag 'irqchip-4.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent Pull irqchip updates for 4.19, take #2 from Marc Zyngier: - bcm7038: compilation fix for !SMP - stm32: fix teardown on probe error - s3c24xx: fix compilation warning - renesas-irqc: r8a774a1 support - tango: chained irq setup simplification - gic-v3: allow wake-up sources |
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Peter Korsgaard
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5d3a01a228 |
i2c: ocores: update my email address
The old @sunsite.dk address is no longer active, so update the references. Signed-off-by: Peter Korsgaard <peter@korsgaard.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de> |
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Linus Torvalds
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33e17876ea |
Merge branch 'akpm' (patches from Andrew)
Merge yet more updates from Andrew Morton:
- the rest of MM
- various misc fixes and tweaks
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (22 commits)
mm: Change return type int to vm_fault_t for fault handlers
lib/fonts: convert comments to utf-8
s390: ebcdic: convert comments to UTF-8
treewide: convert ISO_8859-1 text comments to utf-8
drivers/gpu/drm/gma500/: change return type to vm_fault_t
docs/core-api: mm-api: add section about GFP flags
docs/mm: make GFP flags descriptions usable as kernel-doc
docs/core-api: split memory management API to a separate file
docs/core-api: move *{str,mem}dup* to "String Manipulation"
docs/core-api: kill trailing whitespace in kernel-api.rst
mm/util: add kernel-doc for kvfree
mm/util: make strndup_user description a kernel-doc comment
fs/proc/vmcore.c: hide vmcoredd_mmap_dumps() for nommu builds
treewide: correct "differenciate" and "instanciate" typos
fs/afs: use new return type vm_fault_t
drivers/hwtracing/intel_th/msu.c: change return type to vm_fault_t
mm: soft-offline: close the race against page allocation
mm: fix race on soft-offlining free huge pages
namei: allow restricted O_CREAT of FIFOs and regular files
hfs: prevent crash on exit from failed search
...
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Arnd Bergmann
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3723c63247 |
treewide: convert ISO_8859-1 text comments to utf-8
Almost all files in the kernel are either plain text or UTF-8 encoded. A couple however are ISO_8859-1, usually just a few characters in a C comments, for historic reasons. This converts them all to UTF-8 for consistency. Link: http://lkml.kernel.org/r/20180724111600.4158975-1-arnd@arndb.de Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Simon Horman <horms@verge.net.au> [IPVS portion] Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> [IIO] Acked-by: Michael Ellerman <mpe@ellerman.id.au> [powerpc] Acked-by: Rob Herring <robh@kernel.org> Cc: Joe Perches <joe@perches.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Samuel Ortiz <sameo@linux.intel.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Rob Herring <robh+dt@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Mike Rapoport
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038a07a542 |
docs/core-api: mm-api: add section about GFP flags
Link: http://lkml.kernel.org/r/1532626360-16650-8-git-send-email-rppt@linux.vnet.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Matthew Wilcox <willy@infradead.org> Cc: Michal Hocko <mhocko@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Mike Rapoport
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41f35b395c |
docs/core-api: split memory management API to a separate file
This is basically copy-paste of the memory management section from kernel-api.rst with some minor adjustments: * The "User Space Memory Access" is moved to the beginning * The get_user_pages_fast reference is now a part of "User Space Memory Access" * And, of course, headings are adjusted with section being promoted to chapters Link: http://lkml.kernel.org/r/1532626360-16650-6-git-send-email-rppt@linux.vnet.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Matthew Wilcox <willy@infradead.org> Cc: Michal Hocko <mhocko@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Mike Rapoport
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1595617655 |
docs/core-api: move *{str,mem}dup* to "String Manipulation"
The string and memory duplication routines fit better to the "String Manipulation" section than to "The SLAB Cache". Link: http://lkml.kernel.org/r/1532626360-16650-5-git-send-email-rppt@linux.vnet.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Matthew Wilcox <willy@infradead.org> Cc: Michal Hocko <mhocko@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Mike Rapoport
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7463f650be |
docs/core-api: kill trailing whitespace in kernel-api.rst
Link: http://lkml.kernel.org/r/1532626360-16650-4-git-send-email-rppt@linux.vnet.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Matthew Wilcox <willy@infradead.org> Cc: Michal Hocko <mhocko@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Finn Thain
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3cc97bea60 |
treewide: correct "differenciate" and "instanciate" typos
Also add these typos to spelling.txt so checkpatch.pl will look for them. Link: http://lkml.kernel.org/r/88af06b9de34d870cb0afc46cfd24e0458be2575.1529471371.git.fthain@telegraphics.com.au Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Cc: Masahiro Yamada <yamada.masahiro@socionext.com> Cc: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Salvatore Mesoraca
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30aba6656f |
namei: allow restricted O_CREAT of FIFOs and regular files
Disallows open of FIFOs or regular files not owned by the user in world writable sticky directories, unless the owner is the same as that of the directory or the file is opened without the O_CREAT flag. The purpose is to make data spoofing attacks harder. This protection can be turned on and off separately for FIFOs and regular files via sysctl, just like the symlinks/hardlinks protection. This patch is based on Openwall's "HARDEN_FIFO" feature by Solar Designer. This is a brief list of old vulnerabilities that could have been prevented by this feature, some of them even allow for privilege escalation: CVE-2000-1134 CVE-2007-3852 CVE-2008-0525 CVE-2009-0416 CVE-2011-4834 CVE-2015-1838 CVE-2015-7442 CVE-2016-7489 This list is not meant to be complete. It's difficult to track down all vulnerabilities of this kind because they were often reported without any mention of this particular attack vector. In fact, before hardlinks/symlinks restrictions, fifos/regular files weren't the favorite vehicle to exploit them. [s.mesoraca16@gmail.com: fix bug reported by Dan Carpenter] Link: https://lkml.kernel.org/r/20180426081456.GA7060@mwanda Link: http://lkml.kernel.org/r/1524829819-11275-1-git-send-email-s.mesoraca16@gmail.com [keescook@chromium.org: drop pr_warn_ratelimited() in favor of audit changes in the future] [keescook@chromium.org: adjust commit subjet] Link: http://lkml.kernel.org/r/20180416175918.GA13494@beast Signed-off-by: Salvatore Mesoraca <s.mesoraca16@gmail.com> Signed-off-by: Kees Cook <keescook@chromium.org> Suggested-by: Solar Designer <solar@openwall.com> Suggested-by: Kees Cook <keescook@chromium.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Linus Torvalds
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b39d7efc11 |
pwm: Changes for v4.19-rc1
This contains mostly minor bug fixes as well as some new chip support for existing drivers. -----BEGIN PGP SIGNATURE----- iQJNBAABCAA3FiEEiOrDCAFJzPfAjcif3SOs138+s6EFAlt+tkoZHHRoaWVycnku cmVkaW5nQGdtYWlsLmNvbQAKCRDdI6zXfz6zod9ED/9PpR9nHTyi9yQdLsAykSwg AaM59A0A/ZFYW24RoB3FNq0xLV7H0qIVK4XXZNtWMQh2qTK8QRkfKCH+pdlveN/t guMunVNau6hr42tay/OtCcHPulDs/qlndwDeqymFwbYFIcVFkx5BpGthimntYHra rwzIqvz1u1eRY8O4czQSWXctJR/LWn+8xLzQrToGoa+7UjZJ1Dj9PYuTT7ePOc7Q /OrR5M+f6CGc99PaA39oMfmoqe/HCXIEWBhuMS8CJJMW1JFozNKHraOTcT25pPCt 6cxDmOZn/RlVY3bwjy4AInikbcVOmjTT7uCRuFTiB890prLMeBHlL51gzxQgo/Qk 1eelpW/E1YOMt8eULm0K5o+wrFepWto/fiH17SvjxDJKMM0YAoCJhrSvD794lF3u e8ISDB1rw7RoE8NsByAsnde5IrRl0jBdjHHi4gMt+34iMzMsWoA0GNwFB0DjclEU DVEsqLbVzpRFSaWTR6pqJIEJBmKJtd4JdvgNDSsVIp5ungrwYxmr2Ta1VnvroWYo Wt42MCv37jhBF4o50CVKgEcGX8g4Ka4hwSxXJTt142hIQ8xQNGXNBx5tzBlFwPnl WxwzbCxdsVCW53/EHaUDc7114pRPD/p8zaGn91kh99eh8hxZJcDNqAQlt2Xgv2Ek 260ZlHXYdKCa1/FGEuk93A== =Y0ng -----END PGP SIGNATURE----- Merge tag 'pwm/for-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm Pull pwm updates from Thierry Reding: "This contains mostly minor bug fixes as well as some new chip support for existing drivers" * tag 'pwm/for-4.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: pwm: mediatek: Add MT7628 support dt-bindings: pwm: Add MT7628 information dt-bindings: pwm: rcar: Add bindings for R-Car E3 support pwm: meson: Fix mux clock names pwm: stm32-lp: Remove useless loop in stm32_pwm_lp_remove() pwm: omap-dmtimer: Return -EPROBE_DEFER if no dmtimer platform data pwm: mxs: Switch to SPDX identifier dt-bindings: pwm: fsl-ftm: Add compatible string for i.MX8QM pwm: fsl-ftm: Enable support for the new SoC i.MX8QM pwm: fsl-ftm: Added the support of per-compatible data pwm: fsl-ftm: Added a dedicated IP interface clock pwm: cros-ec: Switch to SPDX identifier pwm: imx: Switch to SPDX identifier pwm: tiehrpwm: Fix disabling of output of PWMs pwm: tiehrpwm: Don't use emulation mode bits to control PWM output pwm: berlin: Don't use broken prescaler values |
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Linus Torvalds
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06e386a1db |
fbdev changes for v4.19:
- add support for deferred console takeover, when enabled defers fbcon taking over the console from the dummy console until the first text is displayed on the console - together with the "quiet" kernel commandline option this allows fbcon to still be used together with a smooth graphical bootup (Hans de Goede) - improve console locking debugging code (Thomas Zimmermann) - copy the ACPI BGRT boot graphics to the framebuffer when deferred console takeover support is used in efifb driver (Hans de Goede) - update udlfb driver - fix lost console when the user unplugs a USB adapter, fix the screen corruption issue, fix locking and add some performance optimizations (Mikulas Patocka) - update pxafb driver - fix using uninitialized memory, switch to devm_* API, handle initialization errors and add support for lcd-supply regulator (Daniel Mack) - add support for boards booted with a DeviceTree in pxa3xx_gcu driver (Daniel Mack) - rename omap2 module to omap2fb.ko to avoid conflicts with omap1 driver (Arnd Bergmann) - enable ACPI-based enumeration for goldfishfb driver (Yu Ning) - fix goldfishfb driver to make user space Android code use 60 fps (Christoffer Dall) - print big fat warning when nomodeset kernel parameter is used in vgacon driver (Lyude Paul) - remove VLA usage from fsl-diu-fb driver (Kees Cook) - misc fixes (Julia Lawall, Geert Uytterhoeven, Fredrik Noring, Yisheng Xie, Dan Carpenter, Daniel Vetter, Anton Vasilyev, Randy Dunlap, Gustavo A. R. Silva, Colin Ian King, Fengguang Wu) - misc cleanups (Roman Kiryanov, Yisheng Xie, Colin Ian King) -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABCAAGBQJbfqB3AAoJEH4ztj+gR8ILakkP/RO8oXz11Gkb/EzqrH4woHa/ Wpzia5e3NDYllSWAP/t5UeaDbL5WuHzzLkeCEKXFUhFInR5jM19TF9sdUR8xUzGu dKCAdUaQWsO0rSe04fMHlJXk6RCSl0n0gfd7JM6qhM9YEuEpFM1k17/aKoy8pcwX m3bqfQHZAbLxo4UveBVeorTkx7F5bpanbQoCa4YDaDkU3CCTwohBLNR32zPdeMis Sy0WDdRjuvQvFui2eTU3kPFnHMKETijoS17rq72s6PNtI86yVBCvEE+08jIJZ6Hi A2iePfUuQd5FwzKilRoTR3X8XDIvkZbQ2idKeWgwYJOGM7C2JaDyMXvtkgS3/QeS muiwxLAdqZWG2/8Hb3HviRDOGqvAMWRzQbRgQsndM6pgI3MJ2CyfpvGfI1EhQoe3 WFp0eLa8rOqZ2jUx8mcEhuYOzO/PobMD4sYW+GrxGYFvrMwexvm4sJ3rxf4xx49F upvyDDDTdHHjUrOTiIM7bwTYnMMWSfZQhUBPPy7fJJsGU6/GqPUM5ReOclMCtC8m 5sbiJKuHR/SyJtbRinVV3e/cfmFXHCauD3L4wFIkpC0ZQlRaHC/bjz0Pdbwxgxua Ug1+5CFFYqh8cKUTelfNTm1g02zHqEaMh2zvHYrqS7DIHidj3Bvn6SQxj7ndeHZG QTjrpbGhTc68bSOPZZ+b =7UE9 -----END PGP SIGNATURE----- Merge tag 'fbdev-v4.19' of https://github.com/bzolnier/linux Pull fbdev updates from Bartlomiej Zolnierkiewicz: "Mostly small fixes and cleanups for fb drivers (the biggest updates are for udlfb and pxafb drivers). This also adds deferred console takeover support to the console code and efifb driver. Summary: - add support for deferred console takeover, when enabled defers fbcon taking over the console from the dummy console until the first text is displayed on the console - together with the "quiet" kernel commandline option this allows fbcon to still be used together with a smooth graphical bootup (Hans de Goede) - improve console locking debugging code (Thomas Zimmermann) - copy the ACPI BGRT boot graphics to the framebuffer when deferred console takeover support is used in efifb driver (Hans de Goede) - update udlfb driver - fix lost console when the user unplugs a USB adapter, fix the screen corruption issue, fix locking and add some performance optimizations (Mikulas Patocka) - update pxafb driver - fix using uninitialized memory, switch to devm_* API, handle initialization errors and add support for lcd-supply regulator (Daniel Mack) - add support for boards booted with a DeviceTree in pxa3xx_gcu driver (Daniel Mack) - rename omap2 module to omap2fb.ko to avoid conflicts with omap1 driver (Arnd Bergmann) - enable ACPI-based enumeration for goldfishfb driver (Yu Ning) - fix goldfishfb driver to make user space Android code use 60 fps (Christoffer Dall) - print big fat warning when nomodeset kernel parameter is used in vgacon driver (Lyude Paul) - remove VLA usage from fsl-diu-fb driver (Kees Cook) - misc fixes (Julia Lawall, Geert Uytterhoeven, Fredrik Noring, Yisheng Xie, Dan Carpenter, Daniel Vetter, Anton Vasilyev, Randy Dunlap, Gustavo A. R. Silva, Colin Ian King, Fengguang Wu) - misc cleanups (Roman Kiryanov, Yisheng Xie, Colin Ian King)" * tag 'fbdev-v4.19' of https://github.com/bzolnier/linux: (54 commits) Documentation/fb: corrections for fbcon.txt fbcon: Do not takeover the console from atomic context dummycon: Stop exporting dummycon_[un]register_output_notifier fbcon: Only defer console takeover if the current console driver is the dummycon fbcon: Only allow FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER if fbdev is builtin fbdev: omap2: omapfb: fix ifnullfree.cocci warnings fbdev: omap2: omapfb: fix bugon.cocci warnings fbdev: omap2: omapfb: fix boolreturn.cocci warnings fb: amifb: fix build warnings when not builtin fbdev/core: Disable console-lock warnings when fb.lockless_register_fb is set console: Replace #if 0 with atomic var 'ignore_console_lock_warning' udlfb: use spin_lock_irq instead of spin_lock_irqsave udlfb: avoid prefetch udlfb: optimization - test the backing buffer udlfb: allow reallocating the framebuffer udlfb: set line_length in dlfb_ops_set_par udlfb: handle allocation failure udlfb: set optimal write delay udlfb: make a local copy of fb_ops udlfb: don't switch if we are switching to the same videomode ... |
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Linus Torvalds
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2f34a64aea |
ARM: Device-tree updates
Business as usual -- the bulk of our changes are to devicetree files
with new hardware support, new SoCs and platforms, and new board types.
New SoCs/platforms:
- Raspberry Pi Compute Module (CM1) and IO board
- i.MX6SSL from NXP
- Renesas RZ/N1D SoC (R9A06G032), Dual Cortex-A7 with Ethernet, CAN and
PLC interfaces
- TI AM654 SoC, Quad Cortex-A53, safety subsystem with Cortex-R5
controllers, communication and PRU subsystem and lots of other
interfaces (PCIe, USB3, etc).
New boards and systems:
- Several Atmel at91-based boards from Laird
- Marvell Armada388-based Helios4 board from SolidRun
- Samsung Aires-based phones (s5pv210)
- Allwinner A64-based Pinebook laptop
In addition to the above, there's the usual amount of new devices
described on existing platforms, fixes and tweaks and new minor variants
of boards/platforms.
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM device-tree updates from Olof Johansson:
"Business as usual -- the bulk of our changes are to devicetree files
with new hardware support, new SoCs and platforms, and new board
types.
New SoCs/platforms:
- Raspberry Pi Compute Module (CM1) and IO board
- i.MX6SSL from NXP
- Renesas RZ/N1D SoC (R9A06G032), Dual Cortex-A7 with Ethernet, CAN
and PLC interfaces
- TI AM654 SoC, Quad Cortex-A53, safety subsystem with Cortex-R5
controllers, communication and PRU subsystem and lots of other
interfaces (PCIe, USB3, etc).
New boards and systems:
- Several Atmel at91-based boards from Laird
- Marvell Armada388-based Helios4 board from SolidRun
- Samsung Aires-based phones (s5pv210)
- Allwinner A64-based Pinebook laptop
In addition to the above, there's the usual amount of new devices
described on existing platforms, fixes and tweaks and new minor
variants of boards/platforms"
* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (478 commits)
arm64: dts: sdm845: Add tsens nodes
arm64: dts: msm8996: thermal: Initialise via DT and add second controller
arm64: dts: sprd: Add one suspend timer
arm64: dts: sprd: Add SC27XX ADC device
arm64: dts: sprd: Add SC27XX eFuse device
arm64: dts: sprd: Add SC27XX vibrator device
arm64: dts: sprd: Add SC27XX breathing light controller device
arm64: dts: meson-axg: add spdif-dit codec
arm64: dts: meson-axg: add lineout codec
arm64: dts: meson-axg: add linein codec
arm64: dts: meson-axg: add tdm interfaces
arm64: dts: meson-axg: add tdmout formatters
arm64: dts: meson-axg: add tdmin formatters
arm64: dts: meson-axg: add spdifout
arm64: dts: rockchip: add led support for Firefly-RK3399
arm64: dts: rockchip: remove deprecated Type-C PHY properties on rk3399
arm64: dts: rockchip: add power button support for Firefly-RK3399
ARM: dts: aspeed: Add coprocessor interrupt controller
arm64: dts: meson-axg: add audio arb reset controller
arm64: dts: meson-axg: add usb power regulator
...
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Linus Torvalds
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f3ea496213 |
ARM: SoC driver updates
Some of the larger changes this merge window:
- Removal of drivers for Exynos5440, a Samsung SoC that never saw
widespread use.
- Uniphier support for USB3 and SPI reset handling
- Syste control and SRAM drivers and bindings for Allwinner platforms
- Qualcomm AOSS (Always-on subsystem) reset controller drivers
- Raspberry Pi hwmon driver for voltage
- Mediatek pwrap (pmic) support for MT6797 SoC
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC driver updates from Olof Johansson:
"Some of the larger changes this merge window:
- Removal of drivers for Exynos5440, a Samsung SoC that never saw
widespread use.
- Uniphier support for USB3 and SPI reset handling
- Syste control and SRAM drivers and bindings for Allwinner platforms
- Qualcomm AOSS (Always-on subsystem) reset controller drivers
- Raspberry Pi hwmon driver for voltage
- Mediatek pwrap (pmic) support for MT6797 SoC"
* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (52 commits)
drivers/firmware: psci_checker: stash and use topology_core_cpumask for hotplug tests
soc: fsl: cleanup Kconfig menu
soc: fsl: dpio: Convert DPIO documentation to .rst
staging: fsl-mc: Remove remaining files
staging: fsl-mc: Move DPIO from staging to drivers/soc/fsl
staging: fsl-dpaa2: eth: move generic FD defines to DPIO
soc: fsl: qe: gpio: Add qe_gpio_set_multiple
usb: host: exynos: Remove support for Exynos5440
clk: samsung: Remove support for Exynos5440
soc: sunxi: Add the A13, A23 and H3 system control compatibles
reset: uniphier: add reset control support for SPI
cpufreq: exynos: Remove support for Exynos5440
ata: ahci-platform: Remove support for Exynos5440
soc: imx6qp: Use GENPD_FLAG_ALWAYS_ON for PU errata
soc: mediatek: pwrap: add mt6351 driver for mt6797 SoCs
soc: mediatek: pwrap: add pwrap driver for mt6797 SoCs
soc: mediatek: pwrap: fix cipher init setting error
dt-bindings: pwrap: mediatek: add pwrap support for MT6797
reset: uniphier: add USB3 core reset control
dt-bindings: reset: uniphier: add USB3 core reset support
...
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Linus Torvalds
|
899fbc33fd |
platform-drivers-x86 for v4.19-1
The driver for Silead touchscreen configurations has been renamed from silead_dmi to touchscreen_dmi since it starts supporting other touchscreens which require some DMI quirks. At the same release cycle it gets expanded to cover cases for Chuwi Vi10, ONDA V891W, Connect Tablet 9, Onda V820w, and Cube KNote i1101 tablets. Another bunch of changes is related to Mellanox platform code to allow user space to communicate with Mellanox for system control and monitoring purposes. The driver notifies user on hotplug device signal receiving. ASUS WMI drivers recognize lid flip action on UX360, and correctly toggles airplane mode LED. In addition the keyboard backlight toggle gets support. ThinkPad ACPI driver enables support for calculator key (on at least P52). It also has been fixed to support three characters model designators, which are used for modern laptops. Earlier the battery, marked as BAT1, on ThinkPad laptops has not been configured properly, which is fixed. On the opposite the multi-battery configurations now probed correctly. Dell SMBIOS driver starts working on some Dell servers which do not support token interface. The regression with backlight detection has also been fixed. In order to support dock mode on some laptops, Intel virtual button driver has been fixed. The last but not least is the fix to Intel HID driver due to changes in Dell systems that prevented to use power button. The following is an automated git shortlog grouped by driver: acer-wmi: - Silence "unsupported" message a bit - refactor function has_cap asus-nb-wmi: - Add keymap entry for lid flip action on UX360 asus-wireless: - Fix uninitialized symbol usage - Toggle airplane mode LED asus-wmi: - Add keyboard backlight toggle support - Call led hw_changed API on kbd brightness change dell-laptop: - Fix backlight detection dell-smbios: - make a function and a pointer static dell-smbios-base: - Support systems without tokens dell-smbios-wmi: - make function dell_smbios_wmi_call static ideapad-laptop: - Add Y520-15IKBM and Y720-15IKBM to no_hw_rfkill - Apply no_hw_rfkill to Y20-15IKBM, too intel-hid: - Add support for Device Specific Methods intel_ips: - remove redundant variables slope and offset intel_pmc_core: - Add CNP SLPS0 debug registers intel_punit_ipc: - fix build errors intel-vbtn: - Add support for dock mode detection mlx-platform: - Fix copy-paste error in mlxplat_init() - Remove unused define - Change mlxreg-io configuration for MSN274x systems - Allow mlxreg-io driver activation for more systems - Add ASIC hotplug device configuration - Add new attribute for mlxreg-io sysfs interfaces - Add mlxreg-fan platform driver activation - Add documentation mlxreg-io sysfs interfaces - Add mlxreg-io platform driver activation platform/mellanox: - mlxreg-hotplug: Add hotplug hwmon uevent notification - mlxreg-hotplug: Improve mechanism of ASIC health discovery - Use 2-factor allocator calls - Introduce support for Mellanox register access driver thinkpad_acpi: - Fix multi-battery bug - extend battery quirk coverage - Support battery quirk - Proper model/release matching - Add support for calculator hotkey toshiba_acpi: - Fix defined but not used build warnings - Update KBD backlight LED on second gen laptops touchscreen_dmi: - Rename silead_dmi to touchscreen_dmi - Add touchscreen info for the Chuwi Vi10 tablet - Sort entries alphabetically - Rename trekstor entries - Add info for the Cube KNote i1101 tablet - Add info for the Onda V820w tablet - Add info for the "Connect Tablet 9" tablet - Add info for the ONDA V891W Dual OS tablet wmi: - Do not mix pages and kmalloc -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEhiZOUlnC9oKN3n3AmT3/83c5Sy0FAlt9wVgACgkQmT3/83c5 Sy3Jdg//WnEJZx7+zEsO+3dJnQGN4Fur6xhP79subRhZPFNTZ+D5vMHC9DL8ZQYx U8Kz1ilxCC5HuOo2S1BlzRG+h6ztMSYIFo2H8KRdygOqALEH7hoStPEGYdZcQ0qE 6SKa4MnRw46UcGPij3f6STPiOjicPaLoUSTXZmi2dbmy6sJZMMJamvnRhezgEgJl rA6xvg+tKNBK2jwLpAVfLhy4Btd6LCE4EGgkYdnytOM9ByHLDsTWCZxd/9h7WjPa L8Zd8rftrazWF6X2tAhpXtUcMPg/D4lfL5HHaMmL9FioycQ88WqDBZN5sEWdIbaP OfaMbcbhCIrrHoMNdq0544IgqRQahX+m3VjSkVf3/Aj5AU0nUJMBWSpGHAs7UCSN 8i8M2jdpVW7CVxA+4OU2l19udKrQzXutfXXhVYX0B3hKCkH7TBKax+m/ev9n2yvZ KoTdSJ/4bB6iGhXF8/MA6H72k0g972d4WXozbTusiBO9grqgU1EIe5bYZ4y+FkJL 9gtK1xgtDJB7J8U14lpGC+zKhcYn1Mn3Iq4i5HD3sfnKsVGGWJIjRZsDtALD2RKT OQe7S8xhQWqsUZFGNflWL+8oHyXOHGD5Q8b/YI92ubriyAzh3I3Ybt/atk20vdmG QfKU46suOoOUwcAs00v13oo+9s9GatekXEjGgdRJ14vgzdgx3lc= =vRud -----END PGP SIGNATURE----- Merge tag 'platform-drivers-x86-v4.19-1' of git://git.infradead.org/linux-platform-drivers-x86 Pull x86 platform driver updates from Andy Shevchenko: - The driver for Silead touchscreen configurations has been renamed from silead_dmi to touchscreen_dmi since it starts supporting other touchscreens which require some DMI quirks It also gets expanded to cover cases for Chuwi Vi10, ONDA V891W, Connect Tablet 9, Onda V820w, and Cube KNote i1101 tablets. - Another bunch of changes is related to Mellanox platform code to allow user space to communicate with Mellanox for system control and monitoring purposes. The driver notifies user on hotplug device signal receiving. - ASUS WMI drivers recognize lid flip action on UX360, and correctly toggles airplane mode LED. In addition the keyboard backlight toggle gets support. - ThinkPad ACPI driver enables support for calculator key (on at least P52). It also has been fixed to support three characters model designators, which are used for modern laptops. Earlier the battery, marked as BAT1, on ThinkPad laptops has not been configured properly, which is fixed. On the opposite the multi-battery configurations now probed correctly. - Dell SMBIOS driver starts working on some Dell servers which do not support token interface. The regression with backlight detection has also been fixed. In order to support dock mode on some laptops, Intel virtual button driver has been fixed. The last but not least is the fix to Intel HID driver due to changes in Dell systems that prevented to use power button. * tag 'platform-drivers-x86-v4.19-1' of git://git.infradead.org/linux-platform-drivers-x86: (47 commits) platform/x86: acer-wmi: Silence "unsupported" message a bit platform/x86: intel_punit_ipc: fix build errors platform/x86: ideapad: Add Y520-15IKBM and Y720-15IKBM to no_hw_rfkill platform/x86: asus-nb-wmi: Add keymap entry for lid flip action on UX360 platform/x86: acer-wmi: refactor function has_cap platform/x86: thinkpad_acpi: Fix multi-battery bug platform/x86: thinkpad_acpi: extend battery quirk coverage platform/x86: touchscreen_dmi: Add info for the Cube KNote i1101 tablet platform/x86: mlx-platform: Fix copy-paste error in mlxplat_init() platform/x86: mlx-platform: Remove unused define platform/x86: mlx-platform: Change mlxreg-io configuration for MSN274x systems Documentation/ABI: Add new attribute for mlxreg-io sysfs interfaces platform/x86: mlx-platform: Allow mlxreg-io driver activation for more systems platform/x86: mlx-platform: Add ASIC hotplug device configuration platform/mellanox: mlxreg-hotplug: Add hotplug hwmon uevent notification platform/mellanox: mlxreg-hotplug: Improve mechanism of ASIC health discovery platform/x86: mlx-platform: Add mlxreg-fan platform driver activation platform/x86: dell-laptop: Fix backlight detection platform/x86: toshiba_acpi: Fix defined but not used build warnings platform/x86: thinkpad_acpi: Support battery quirk ... |
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Linus Torvalds
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b372115311 |
ARM: Support for Group0 interrupts in guests, Cache management
optimizations for ARMv8.4 systems, Userspace interface for RAS, Fault path optimization, Emulated physical timer fixes, Random cleanups x86: fixes for L1TF, a new test case, non-support for SGX (inject the right exception in the guest), a lockdep false positive -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQEcBAABAgAGBQJbfXfZAAoJEL/70l94x66DL2QH/RnQZW4OaqVdE3pNvRvaNJGQ 41yk9aErbqPcK25aIKnhs9e3S+e32BhArA1YBwdHXwwuanANYv5W+o3HNTL0UFj7 UG6APKm5DR6kJeUZ3vCfyeZ/ZKxDW0uqf5DXQyHUiAhwLGw2wWYJ9Ttv0m0Q4Fxl x9HEnK/s+komG93QT+2hIXtZdPiB026yBBqDDPyYiWrweyBagYUHz65p6qaPiOEY HqOyLYKsgrqCv9U0NLTD9U54IWGFIaxMGgjyRdZTMCIQeGj6dAH7vyfURGOeDHvw C0OZeEKRbMsHLwzXRBDEZp279pYgS7zafe/hMkr/znaac+j6xNwxpWwqg5Sm0UE= =5yTH -----END PGP SIGNATURE----- Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm Pull second set of KVM updates from Paolo Bonzini: "ARM: - Support for Group0 interrupts in guests - Cache management optimizations for ARMv8.4 systems - Userspace interface for RAS - Fault path optimization - Emulated physical timer fixes - Random cleanups x86: - fixes for L1TF - a new test case - non-support for SGX (inject the right exception in the guest) - fix lockdep false positive" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (49 commits) KVM: VMX: fixes for vmentry_l1d_flush module parameter kvm: selftest: add dirty logging test kvm: selftest: pass in extra memory when create vm kvm: selftest: include the tools headers kvm: selftest: unify the guest port macros tools: introduce test_and_clear_bit KVM: x86: SVM: Call x86_spec_ctrl_set_guest/host() with interrupts disabled KVM: vmx: Inject #UD for SGX ENCLS instruction in guest KVM: vmx: Add defines for SGX ENCLS exiting x86/kvm/vmx: Fix coding style in vmx_setup_l1d_flush() x86: kvm: avoid unused variable warning KVM: Documentation: rename the capability of KVM_CAP_ARM_SET_SERROR_ESR KVM: arm/arm64: Skip updating PTE entry if no change KVM: arm/arm64: Skip updating PMD entry if no change KVM: arm: Use true and false for boolean values KVM: arm/arm64: vgic: Do not use spin_lock_irqsave/restore with irq disabled KVM: arm/arm64: vgic: Move DEBUG_SPINLOCK_BUG_ON to vgic.h KVM: arm: vgic-v3: Add support for ICC_SGI0R and ICC_ASGI1R accesses KVM: arm64: vgic-v3: Add support for ICC_SGI0R_EL1 and ICC_ASGI1R_EL1 accesses KVM: arm/arm64: vgic-v3: Add core support for Group0 SGIs ... |
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Linus Torvalds
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fe6f0ed0da |
f2fs-for-4.19-rc1
In this round, we've tuned f2fs to improve general performance by serializing
block allocation and enhancing discard flows like fstrim which avoids user IO
contention. And we've added fsync_mode=nobarrier which gives an option to user
where it skips issuing cache_flush commands to underlying flash storage. And
there are many bug fixes related to fuzzed images, revoked atomic writes, quota
ops, and minor direct IO.
Enhancement:
- add fsync_mode=nobarrier which bypasses cache_flush command
- enhance the discarding flow which avoids user IOs and issues in LBA order
- readahead some encrypted blocks during GC
- enable in-memory inode checksum to verify the blocks if F2FS_CHECK_FS is set
- enhance nat_bits behavior
- set -o discard by default
- set REQ_RAHEAD to bio in ->readpages
Bug fixes:
- fix a corner case to corrupt atomic_writes revoking flow
- revisit i_gc_rwsem to fix race conditions
- fix some dio behaviors captured by xfstests
- correct handling errors given by quota-related failures
- add many sanity check flows to avoid fuzz test failures
- add more error number propagation to their callers
- fix several corner cases to continue fault injection w/ shutdown loop
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Merge tag 'f2fs-for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs
Pull f2fs updates from Jaegeuk Kim:
"In this round, we've tuned f2fs to improve general performance by
serializing block allocation and enhancing discard flows like fstrim
which avoids user IO contention. And we've added fsync_mode=nobarrier
which gives an option to user where it skips issuing cache_flush
commands to underlying flash storage. And there are many bug fixes
related to fuzzed images, revoked atomic writes, quota ops, and minor
direct IO.
Enhancements:
- add fsync_mode=nobarrier which bypasses cache_flush command
- enhance the discarding flow which avoids user IOs and issues in
LBA order
- readahead some encrypted blocks during GC
- enable in-memory inode checksum to verify the blocks if
F2FS_CHECK_FS is set
- enhance nat_bits behavior
- set -o discard by default
- set REQ_RAHEAD to bio in ->readpages
Bug fixes:
- fix a corner case to corrupt atomic_writes revoking flow
- revisit i_gc_rwsem to fix race conditions
- fix some dio behaviors captured by xfstests
- correct handling errors given by quota-related failures
- add many sanity check flows to avoid fuzz test failures
- add more error number propagation to their callers
- fix several corner cases to continue fault injection w/ shutdown
loop"
* tag 'f2fs-for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (89 commits)
f2fs: readahead encrypted block during GC
f2fs: avoid fi->i_gc_rwsem[WRITE] lock in f2fs_gc
f2fs: fix performance issue observed with multi-thread sequential read
f2fs: fix to skip verifying block address for non-regular inode
f2fs: rework fault injection handling to avoid a warning
f2fs: support fault_type mount option
f2fs: fix to return success when trimming meta area
f2fs: fix use-after-free of dicard command entry
f2fs: support discard submission error injection
f2fs: split discard command in prior to block layer
f2fs: wake up gc thread immediately when gc_urgent is set
f2fs: fix incorrect range->len in f2fs_trim_fs()
f2fs: refresh recent accessed nat entry in lru list
f2fs: fix avoid race between truncate and background GC
f2fs: avoid race between zero_range and background GC
f2fs: fix to do sanity check with block address in main area v2
f2fs: fix to do sanity check with inline flags
f2fs: fix to reset i_gc_failures correctly
f2fs: fix invalid memory access
f2fs: fix to avoid broken of dnode block list
...
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Linus Torvalds
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cd9b44f907 |
Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton: - the rest of MM - procfs updates - various misc things - more y2038 fixes - get_maintainer updates - lib/ updates - checkpatch updates - various epoll updates - autofs updates - hfsplus - some reiserfs work - fatfs updates - signal.c cleanups - ipc/ updates * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (166 commits) ipc/util.c: update return value of ipc_getref from int to bool ipc/util.c: further variable name cleanups ipc: simplify ipc initialization ipc: get rid of ids->tables_initialized hack lib/rhashtable: guarantee initial hashtable allocation lib/rhashtable: simplify bucket_table_alloc() ipc: drop ipc_lock() ipc/util.c: correct comment in ipc_obtain_object_check ipc: rename ipcctl_pre_down_nolock() ipc/util.c: use ipc_rcu_putref() for failues in ipc_addid() ipc: reorganize initialization of kern_ipc_perm.seq ipc: compute kern_ipc_perm.id under the ipc lock init/Kconfig: remove EXPERT from CHECKPOINT_RESTORE fs/sysv/inode.c: use ktime_get_real_seconds() for superblock stamp adfs: use timespec64 for time conversion kernel/sysctl.c: fix typos in comments drivers/rapidio/devices/rio_mport_cdev.c: remove redundant pointer md fork: don't copy inconsistent signal handler state to child signal: make get_signal() return bool signal: make sigkill_pending() return bool ... |
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Manfred Spraul
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e2652ae6bd |
ipc: reorganize initialization of kern_ipc_perm.seq
ipc_addid() initializes kern_ipc_perm.seq after having called idr_alloc() (within ipc_idr_alloc()). Thus a parallel semop() or msgrcv() that uses ipc_obtain_object_check() may see an uninitialized value. The patch moves the initialization of kern_ipc_perm.seq before the calls of idr_alloc(). Notes: 1) This patch has a user space visible side effect: If /proc/sys/kernel/*_next_id is used (i.e.: checkpoint/restore) and if semget()/msgget()/shmget() fails in the final step of adding the id to the rhash tree, then .._next_id is cleared. Before the patch, is remained unmodified. There is no change of the behavior after a successful ..get() call: It always clears .._next_id, there is no impact to non checkpoint/restore code as that code does not use .._next_id. 2) The patch correctly documents that after a call to ipc_idr_alloc(), the full tear-down sequence must be used. The callers of ipc_addid() do not fullfill that, i.e. more bugfixes are required. The patch is a squash of a patch from Dmitry and my own changes. Link: http://lkml.kernel.org/r/20180712185241.4017-3-manfred@colorfullife.com Reported-by: syzbot+2827ef6b3385deb07eaf@syzkaller.appspotmail.com Signed-off-by: Manfred Spraul <manfred@colorfullife.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Kees Cook <keescook@chromium.org> Cc: Davidlohr Bueso <dave@stgolabs.net> Cc: Michael Kerrisk <mtk.manpages@gmail.com> Cc: Davidlohr Bueso <dbueso@suse.de> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Michal Hocko <mhocko@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Dmitry Vyukov
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a2e5144538 |
kernel/hung_task.c: allow to set checking interval separately from timeout
Currently task hung checking interval is equal to timeout, as the result hung is detected anywhere between timeout and 2*timeout. This is fine for most interactive environments, but this hurts automated testing setups (syzbot). In an automated setup we need to strictly order CPU lockup < RCU stall < workqueue lockup < task hung < silent loss, so that RCU stall is not detected as task hung and task hung is not detected as silent machine loss. The large variance in task hung detection timeout requires setting silent machine loss timeout to a very large value (e.g. if task hung is 3 mins, then silent loss need to be set to ~7 mins). The additional 3 minutes significantly reduce testing efficiency because usually we crash kernel within a minute, and this can add hours to bug localization process as it needs to do dozens of tests. Allow setting checking interval separately from timeout. This allows to set timeout to, say, 3 minutes, but checking interval to 10 secs. The interval is controlled via a new hung_task_check_interval_secs sysctl, similar to the existing hung_task_timeout_secs sysctl. The default value of 0 results in the current behavior: checking interval is equal to timeout. [akpm@linux-foundation.org: update hung_task_timeout_max's comment] Link: http://lkml.kernel.org/r/20180611111004.203513-1-dvyukov@google.com Signed-off-by: Dmitry Vyukov <dvyukov@google.com> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Dennis Zhou (Facebook)
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7e8a6304d5 |
/proc/meminfo: add percpu populated pages count
Currently, percpu memory only exposes allocation and utilization information via debugfs. This more or less is only really useful for understanding the fragmentation and allocation information at a per-chunk level with a few global counters. This is also gated behind a config. BPF and cgroup, for example, have seen an increase in use causing increased use of percpu memory. Let's make it easier for someone to identify how much memory is being used. This patch adds the "Percpu" stat to meminfo to more easily look up how much percpu memory is in use. This number includes the cost for all allocated backing pages and not just insight at the per a unit, per chunk level. Metadata is excluded. I think excluding metadata is fair because the backing memory scales with the numbere of cpus and can quickly outweigh the metadata. It also makes this calculation light. Link: http://lkml.kernel.org/r/20180807184723.74919-1-dennisszhou@gmail.com Signed-off-by: Dennis Zhou <dennisszhou@gmail.com> Acked-by: Tejun Heo <tj@kernel.org> Acked-by: Roman Gushchin <guro@fb.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: David Rientjes <rientjes@google.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Christoph Lameter <cl@linux.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Roman Gushchin
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3d8b38eb81 |
mm, oom: introduce memory.oom.group
For some workloads an intervention from the OOM killer can be painful. Killing a random task can bring the workload into an inconsistent state. Historically, there are two common solutions for this problem: 1) enabling panic_on_oom, 2) using a userspace daemon to monitor OOMs and kill all outstanding processes. Both approaches have their downsides: rebooting on each OOM is an obvious waste of capacity, and handling all in userspace is tricky and requires a userspace agent, which will monitor all cgroups for OOMs. In most cases an in-kernel after-OOM cleaning-up mechanism can eliminate the necessity of enabling panic_on_oom. Also, it can simplify the cgroup management for userspace applications. This commit introduces a new knob for cgroup v2 memory controller: memory.oom.group. The knob determines whether the cgroup should be treated as an indivisible workload by the OOM killer. If set, all tasks belonging to the cgroup or to its descendants (if the memory cgroup is not a leaf cgroup) are killed together or not at all. To determine which cgroup has to be killed, we do traverse the cgroup hierarchy from the victim task's cgroup up to the OOMing cgroup (or root) and looking for the highest-level cgroup with memory.oom.group set. Tasks with the OOM protection (oom_score_adj set to -1000) are treated as an exception and are never killed. This patch doesn't change the OOM victim selection algorithm. Link: http://lkml.kernel.org/r/20180802003201.817-4-guro@fb.com Signed-off-by: Roman Gushchin <guro@fb.com> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: David Rientjes <rientjes@google.com> Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Cc: Tejun Heo <tj@kernel.org> Cc: Vladimir Davydov <vdavydov.dev@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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juviliu
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85f237a57f |
Documentation/sysctl/vm.txt: update __vm_enough_memory()'s path
__vm_enough_memory has moved to mm/util.c. Link: http://lkml.kernel.org/r/E18EDF4A4FA4A04BBFA824B6D7699E532A7E5913@EXMBX-SZMAIL013.tencent.com Signed-off-by: Juvi Liu <juviliu@tencent.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Kees Cook
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8c9a134cae |
mm: clarify CONFIG_PAGE_POISONING and usage
The Kconfig text for CONFIG_PAGE_POISONING doesn't mention that it has to be enabled explicitly. This updates the documentation for that and adds a note about CONFIG_PAGE_POISONING to the "page_poison" command line docs. While here, change description of CONFIG_PAGE_POISONING_ZERO too, as it's not "random" data, but rather the fixed debugging value that would be used when not zeroing. Additionally removes a stray "bool" in the Kconfig. Link: http://lkml.kernel.org/r/20180725223832.GA43733@beast Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Laura Abbott <labbott@redhat.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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Kunihiko Hayashi
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9d2ab99573 |
ata: libahci_platform: add reset control support
Add support to get and control a list of resets for the device as optional and shared. These resets must be kept de-asserted until the device is enabled. This is specified as shared because some SoCs like UniPhier series have common reset controls with all ahci controller instances. However, according to Thierry's view, https://www.spinics.net/lists/linux-ide/msg55357.html some hardware-specific drivers already use their own resets, and the common reset make a path to occur double controls of resets. The ahci_platform_get_resources() can get and control the reset only when the second argument includes AHCI_PLATFORM_GET_RESETS bit. Suggested-by: Hans de Goede <hdegoede@redhat.com> Cc: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Tejun Heo <tj@kernel.org> |
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Masahiro Yamada
|
f6f57a4643 |
initramfs: move gen_initramfs_list.sh from scripts/ to usr/
scripts/gen_initramfs_list.sh is only invoked from usr/Makefile. Move it so that all tools to create initramfs are self-contained in the usr/ directory. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> |
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Michal Suchanek
|
c86b1f9342 |
kbuild: Fix LOADLIBES rename in Documentation/kbuild/makefiles.txt
Fixes:
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Masahiro Yamada
|
5e8c5299d3 |
kconfig: report recursive dependency involving 'imply'
Currently, Kconfig does not complain about the recursive dependency
where 'imply' keywords are involved.
[Test Code]
config A
bool "a"
config B
bool "b"
imply A
depends on A
In the code above, Kconfig cannot calculate the symbol values correctly
due to the circular dependency. For example, allyesconfig followed by
syncconfig results in an odd behavior because CONFIG_B becomes visible
in syncconfig.
$ make allyesconfig
scripts/kconfig/conf --allyesconfig Kconfig
#
# configuration written to .config
#
$ cat .config
#
# Automatically generated file; DO NOT EDIT.
# Main menu
#
CONFIG_A=y
$ make syncconfig
scripts/kconfig/conf --syncconfig Kconfig
*
* Restart config...
*
*
* Main menu
*
a (A) [Y/n/?] y
b (B) [N/y/?] (NEW)
To detect this correctly, sym_check_expr_deps() should recurse to
not only sym->rev_dep.expr but also sym->implied.expr .
At this moment, sym_check_print_recursive() cannot distinguish
'select' and 'imply' since it does not know the precise context
where the recursive dependency has been hit. This will be solved
by the next commit.
In fact, even the document and the unit-test are confused. Using
'imply' does not solve recursive dependency since 'imply' addresses
the unmet direct dependency, which 'select' could cause.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Tested-by: Dirk Gouders <dirk@gouders.net>
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Dongjiu Geng
|
688e0581db |
KVM: Documentation: rename the capability of KVM_CAP_ARM_SET_SERROR_ESR
In the documentation description, this capability's name is KVM_CAP_ARM_SET_SERROR_ESR, but in the header file this capability's name is KVM_CAP_ARM_INJECT_SERROR_ESR, so change the documentation description to make it same. Signed-off-by: Dongjiu Geng <gengdongjiu@huawei.com> Reported-by: Andrew Jones <drjones@redhat.com> Reviewed-by: Andrew Jones <drjones@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> |
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Paolo Bonzini
|
631989303b |
KVM/arm updates for 4.19
- Support for Group0 interrupts in guests - Cache management optimizations for ARMv8.4 systems - Userspace interface for RAS, allowing error retrival and injection - Fault path optimization - Emulated physical timer fixes - Random cleanups -----BEGIN PGP SIGNATURE----- iQJJBAABCAAzFiEEn9UcU+C1Yxj9lZw9I9DQutE9ekMFAltxmb4VHG1hcmMuenlu Z2llckBhcm0uY29tAAoJECPQ0LrRPXpD7E0P/0qn1IMtskaC7EglFCm72+NXe1CW ZAtxTHzetjf7977dA3bVsg4gEKvVx5b3YuRT76u4hBoSa0rFJ8Q9iSC8wL4u9Idf JUQjwVIUxMeGW5fR0VFDkd9SkDYtNGdjQcVl2I8UpV+lnLC/2Vfr4xR5qBad2pAQ zjthdpQMjZWClyhPkOv6WjVsW0lNw0xDkZWgCViBY+TdT7Gmw/q8hmvj9TEwbMGT 7tmQl9MupQ2bLY8WuTiGA6eNiEZld9esJGthI43xGQDJl4Y3FeciIZWcBru20+wu GnC3QS3FlmYlp2WuWcKU9lEGXhmoX/7/1WVhZkoMsIvi05c2JCxSxstK7QNfUaAH 8q2/Wc0fYIGm2owH+b1Mpn0w37GZtgl7Bxxzakg7B7Ko0q/EnO7z6XVup1/abKRU NtUKlWIL7NDiHjHO6j0hBb3rGi7B3wo86P7GTPJb12Dg9EBF5DVhekXeGI/ChzE9 WIV1PxR0seSapzlJ92HHmWLAtcRLtXXesqcctmN4d2URBtsx9DEwo0Upiz//reYE TBncQbtniVt2xXEl7sqNEYei75IxC3Dg1AgDL/zVQDl8PW0UvKo8Qb0cW7EnF9Vg AcjD6R72dAgbqUMYOP0nriKxzXwa0Jls9aF3zBgcikKMGeyD6Z/Exlq4LexhSeuw cWKsrQUYcLGKZPRN =b6+A -----END PGP SIGNATURE----- Merge tag 'kvmarm-for-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD KVM/arm updates for 4.19 - Support for Group0 interrupts in guests - Cache management optimizations for ARMv8.4 systems - Userspace interface for RAS, allowing error retrival and injection - Fault path optimization - Emulated physical timer fixes - Random cleanups |
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Linus Torvalds
|
d9a185f8b4 |
overlayfs update for 4.19
This contains two new features:
1) Stack file operations: this allows removal of several hacks from the
VFS, proper interaction of read-only open files with copy-up,
possibility to implement fs modifying ioctls properly, and others.
2) Metadata only copy-up: when file is on lower layer and only metadata is
modified (except size) then only copy up the metadata and continue to
use the data from the lower file.
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Merge tag 'ovl-update-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs
Pull overlayfs updates from Miklos Szeredi:
"This contains two new features:
- Stack file operations: this allows removal of several hacks from
the VFS, proper interaction of read-only open files with copy-up,
possibility to implement fs modifying ioctls properly, and others.
- Metadata only copy-up: when file is on lower layer and only
metadata is modified (except size) then only copy up the metadata
and continue to use the data from the lower file"
* tag 'ovl-update-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs: (66 commits)
ovl: Enable metadata only feature
ovl: Do not do metacopy only for ioctl modifying file attr
ovl: Do not do metadata only copy-up for truncate operation
ovl: add helper to force data copy-up
ovl: Check redirect on index as well
ovl: Set redirect on upper inode when it is linked
ovl: Set redirect on metacopy files upon rename
ovl: Do not set dentry type ORIGIN for broken hardlinks
ovl: Add an inode flag OVL_CONST_INO
ovl: Treat metacopy dentries as type OVL_PATH_MERGE
ovl: Check redirects for metacopy files
ovl: Move some dir related ovl_lookup_single() code in else block
ovl: Do not expose metacopy only dentry from d_real()
ovl: Open file with data except for the case of fsync
ovl: Add helper ovl_inode_realdata()
ovl: Store lower data inode in ovl_inode
ovl: Fix ovl_getattr() to get number of blocks from lower
ovl: Add helper ovl_dentry_lowerdata() to get lower data dentry
ovl: Copy up meta inode data from lowest data inode
ovl: Modify ovl_lookup() and friends to lookup metacopy dentry
...
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Linus Torvalds
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c1fecabecc |
power supply and reset changes for the v4.19 series
* Improve support for TI bq20z75 in sbs-battery * Add Qualcomm PM8xxx reboot driver * Add cros-ec USBPD charger driver * Move ds2760 battery driver from w1 to power-supply and add DT support * Misc. fixes -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE72YNB0Y/i3JqeVQT2O7X88g7+poFAlt8iTUACgkQ2O7X88g7 +poDsQ//WKpd+hI0poP4X4MZ6cV3kmZH9u4Tbx1MsG7lywIE8BZZ+JQmeix9fmWp 05reMM95zrgbWesY72/2Zpdj7G2IiNWPgaTCnBymyhcWM0y1gwM6ftHvY/Ed+pxz in4vjzwE0VIYK/lE64Evr1V8SqpKTtM3fco0M0snkrgyJ9FmAuT+fbnEyqNNdjHm hUSTRZGW6Cv1TFyhgf8bEm7s2paT5uhuABuaKYM2/XQ7PYTjF7IRA7QY871h2y6n 9GQ7uZxtjYRTsQ5uBh1DDFuN56pvXFY1sdJxNtry+/JbQSIvzdHAVbS3mRYgbajJ ALfy2bKadNslbew5VSaEEswTNSZOcQ8/MNlA2o6C64mSbQ2gUfBB3wkWduO4o1jd uTAbCGYGCf89RocG53CieLIphK752Igd+41kkANZm0H5hu4bjNuZr1nHY1ynZSWG NNN1vus/IjPhd92Sx6joKHbOu9LXUukM/EQBHOGXUpgsh9zNmLnCVLLgH+jG792C uT3Sh4qHliWxfajd7uVR6ytALVgz6Vtp9Ry+SpOIgXMGYzcHH0x4H3Cn1gcgwu3O 1PrTFk0+kgjZ7eOLz0X2niE3YE/+WvKKkjpf9fnimFhxppxdIA2aoJseXmYex6A2 1tsos9wlV+Th5FAVAilq1DTKwGQ3UGTYNYbPbOaQtt9qimbCuYc= =UTGp -----END PGP SIGNATURE----- Merge tag 'for-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply Pull power supply and reset updates from Sebastian Reichel: - Improve support for TI bq20z75 in sbs-battery - Add Qualcomm PM8xxx reboot driver - Add cros-ec USBPD charger driver - Move ds2760 battery driver from w1 to power-supply and add DT support - Misc fixes * tag 'for-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (28 commits) power: supply: bq27xxx: Update comments power: supply: max77693_charger: fix unintentional fall-through power: supply: mark expected switch fall-throughs power: supply: lego_ev3_battery: fix Vce offset power: supply: lego_ev3_battery: Don't ignore iio_read_channel_processed() return value power: supply: ds2760_battery: add devicetree probing power: supply: ds2760_battery: merge ds2760 supply driver with its w1 slave companion w1: core: match sub-nodes of bus masters in devicetree dt-bindings: w1: document bindings for ds2760 battery monitor dt-bindings: w1: document generic onewire bindings power: supply: adp5061: Fix a couple off by ones dt-bindings: power: reset: qcom: Add resin binding adp5061: New driver for ADP5061 I2C battery charger power: generic-adc-battery: check for duplicate properties copied from iio channels power: generic-adc-battery: fix out-of-bounds write when copying channel properties power: supply: axp288_charger: Fix initial constant_charge_current value power: supply: ab8500: stop using getnstimeofday64() power: gemini-poweroff: Avoid more spurious poweroffs power: vexpress: fix corruption in notifier registration power: remove possible deadlock when unregistering power_supply ... |
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Linus Torvalds
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99cc7ad46b |
Merge branch 'i2c/for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c updates from Wolfram Sang:
- the core has now a lockless variant of i2c_smbus_xfer. Some open
coded versions of this got removed in drivers. This also enables
proper SCCB support in regmap.
- locking got a more precise naming. i2c_{un}lock_adapter() had to go,
and we know use i2c_lock_bus() consistently with flags like
I2C_LOCK_ROOT_ADAPTER and I2C_LOCK_SEGMENT to avoid ambiguity.
- the gpio fault injector got a new delicate testcase
- the bus recovery procedure got fixed to handle the new testcase
correctly
- a new quirk flag for controllers not able to handle zero length
messages together with driver updates to use it
- new drivers: FSI bus attached I2C masters, GENI I2C controller, Owl
family S900
- and a good set of driver improvements and bugfixes
* 'i2c/for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (77 commits)
i2c: rcar: implement STOP and REP_START according to docs
i2c: rcar: refactor private flags
i2c: core: ACPI: Make acpi_gsb_i2c_read_bytes() check i2c_transfer return value
i2c: core: ACPI: Properly set status byte to 0 for multi-byte writes
dt-bindings: i2c: rcar: Add r8a774a1 support
dt-bindings: i2c: sh_mobile: Add r8a774a1 support
i2c: imx: Simplify stopped state tracking
i2c: imx: Fix race condition in dma read
i2c: pasemi: remove hardcoded bus numbers on smbus
i2c: designware: Add SPDX license tag
i2c: designware: Convert to use struct i2c_timings
i2c: core: Parse SDA hold time from firmware
i2c: designware-pcidrv: Mark expected switch fall-through
i2c: amd8111: Mark expected switch fall-through
i2c: sh_mobile: use core to detect 'no zero length read' quirk
i2c: xlr: use core to detect 'no zero length' quirk
i2c: rcar: use core to detect 'no zero length' quirk
i2c: stu300: use core to detect 'no zero length' quirk
i2c: pmcmsp: use core to detect 'no zero length' quirk
i2c: mxs: use core to detect 'no zero length' quirk
...
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Jaegeuk Kim
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853137cef4 |
f2fs: fix performance issue observed with multi-thread sequential read
This reverts the commit - "b93f771 - f2fs: remove writepages lock" to fix the drop in sequential read throughput. Test: ./tiotest -t 32 -d /data/tio_tmp -f 32 -b 524288 -k 1 -k 3 -L device: UFS Before - read throughput: 185 MB/s total read requests: 85177 (of these ~80000 are 4KB size requests). total write requests: 2546 (of these ~2208 requests are written in 512KB). After - read throughput: 758 MB/s total read requests: 2417 (of these ~2042 are 512KB reads). total write requests: 2701 (of these ~2034 requests are written in 512KB). Signed-off-by: Sahitya Tummala <stummala@codeaurora.org> Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> |
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Linus Torvalds
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bfebeb1672 |
RTC for 4.19
Subsystem: - new helpers to add custom sysfs attributes - struct rtc_task removal along with rtc_irq_register/rtc_irq_unregister - rtc_irq_set_state and rtc_irq_set_freq are not exported anymore Drivers: - armada38x: reset after rtc power loss - ds1307: now supports m41t11 - isl1208: now supports isl1219 and tamper detection - pcf2127: internal SRAM support -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEXx9Viay1+e7J/aM4AyWl4gNJNJIFAlt7L0oACgkQAyWl4gNJ NJIB3w/+Mo5moMRnjDe+MiFzbLxe9lv3Wtdmqq0AdHQpxxOVu7LQ2O5oHQBjdMsz nCYPy7sIWBXzJWI+X5OByukZheWmhmsORtZw14MrmhMCY7Xt0lCHAsmHzs0yyqXT KnF0RL9HtSfYr4ftcOGrnY/8VZCPjI0I08AP1naVYTcX34PPGRL7KWwyxYBuwyOL Za2eH8snhI/QkEKx9enPsXeMvB87hkhCEFM0oTyyS5bY6L68PGzErWO4J8mWvFSH w1GWOvaNAg74lSe1Kgq9QtXRmhl67vwPLUX3QdxKb0HRuEInfdwDifdwU14HixE/ t2Vj0HNpn9xZwRhCvC/LnwtQGr+53R2Ase5NSwpZvpvM8e2LgoN/W7NxoD4BGSMi Aal0lPUFLbzayFQC5MOIZVazrf7PzWowSFNWO66uQR3Cmt/voGtRDGbfTPHn6nvs kLl5kb8j0KdJOsVeDDmnVmEU0ZEmGZSqxX7oE0QiL8QMim76yZtqwy1Y13xE5nI9 6fDA2MyQADNn5JDFMC/deL/d8hgI4Yv19tNOxNuj9yW/wFbctCG4tkremQoXHZ4n zLg/pdS2/iHSGKYW6ejWIS7VxwEWDbJp60Tx02LWQz40xXiUtgYh0/eYCzdfBVU/ wXla023DFerg1irguOrSPTLLDddvOz8fW6Gh7DMT+nxjuxdh+lw= =cAQ9 -----END PGP SIGNATURE----- Merge tag 'rtc-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux Pull RTC updates from Alexandre Belloni: "It is now possible to add custom sysfs attributes while avoiding a possible race condition. Unused code has been removed resulting in a nice reduction of the code base. And more drivers have been switched to SPDX by their maintainers. Summary: Subsystem: - new helpers to add custom sysfs attributes - struct rtc_task removal along with rtc_irq_[un]register() - rtc_irq_set_state and rtc_irq_set_freq are not exported anymore Drivers: - armada38x: reset after rtc power loss - ds1307: now supports m41t11 - isl1208: now supports isl1219 and tamper detection - pcf2127: internal SRAM support" * tag 'rtc-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (34 commits) rtc: ds1307: simplify hwmon config rtc: s5m: Add SPDX license identifier rtc: maxim: Add SPDX license identifiers rtc: isl1219: add device tree documentation rtc: isl1208: set ev-evienb bit from device tree rtc: isl1208: Add "evdet" interrupt source for isl1219 rtc: isl1208: add support for isl1219 with tamper detection rtc: sysfs: facilitate attribute add to rtc device rtc: remove struct rtc_task char: rtc: remove task handling rtc: pcf85063: preserve control register value between stop and start rtc: sh: remove unused variable rtc_dev rtc: unexport rtc_irq_set_* rtc: simplify rtc_irq_set_state/rtc_irq_set_freq rtc: remove irq_task and irq_task_lock rtc: remove rtc_irq_register/rtc_irq_unregister rtc: sh: remove dead code rtc: sa1100: don't set PIE frequency rtc: ds1307: support m41t11 variant rtc: ds1307: fix data pointer to m41t0 ... |
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Linus Torvalds
|
7a324b3f05 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina: - touch_max detection improvements and quirk handling fixes in wacom driver from Jason Gerecke and Ping Cheng - Palm rejection from Dmitry Torokhov and _dial support from Benjamin Tissoires for hid-multitouch driver - Low voltage support for i2c-hid driver from Stephen Boyd - Guitar-Hero support from Nicolas Adenis-Lamarre - other assorted small fixes and device ID additions * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (40 commits) HID: intel_ish-hid: tx_buf memory leak on probe/remove HID: intel-ish-hid: Prevent loading of driver on Mehlow HID: cougar: Add support for the Cougar 500k Gaming Keyboard HID: cougar: make compare_device_paths reusable HID: intel-ish-hid: remove redundant variable num_frags HID: multitouch: handle palm for touchscreens HID: multitouch: touchscreens also use confidence reports HID: multitouch: report MT_TOOL_PALM for non-confident touches HID: microsoft: support the Surface Dial HID: core: do not upper bound the collection stack HID: input: enable Totem on the Dell Canvas 27 HID: multitouch: remove one copy of values HID: multitouch: ditch mt_report_id HID: multitouch: store a per application quirks value HID: multitouch: Store per collection multitouch data HID: multitouch: make sure the static list of class is not changed input: add MT_TOOL_DIAL HID: elan: Add support for touchpad on the Toshiba Click Mini L9W HID: elan: Add USB-id for HP x2 10-n000nd touchpad HID: elan: Add a flag for selecting if the touchpad has a LED ... |
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Linus Torvalds
|
61c4fc1eaf |
- Core Frameworks
- Remove unused/obsolete code/comments
- New Functionality
- Allow less granular brightness specification for high-res PWMs; pwm_bl
- Align brightness {inc,dec}rements with that perceived by the human-eye; pwm_bl
- Fix-ups
- Prepare for the introduction of -Wimplicit-fall-through; adp8860_bl
- Bug Fixes
- Fix uninitialised variable; pwm_bl
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Merge tag 'backlight-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight
Pull backlight updates from Lee Jones:
"Core Framework:
- Remove unused/obsolete code/comments
New Functionality:
- Allow less granular brightness specification for high-res PWMs; pwm_bl
- Align brightness {inc,dec}rements with that perceived by the human-eye; pwm_bl
Fix-ups:
- Prepare for the introduction of -Wimplicit-fall-through; adp8860_bl
Bug Fixes:
- Fix uninitialised variable; pwm_bl"
* tag 'backlight-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
backlight: pwm_bl: Fix uninitialized variable
backlight: adp8860: Mark expected switch fall-through
backlight: Remove obsolete comment for ->state
dt-bindings: pwm-backlight: Move brightness-levels to optional
backlight: pwm_bl: Compute brightness of LED linearly to human eye
dt-bindings: pwm-backlight: Add a num-interpolation-steps property
backlight: pwm_bl: Linear interpolation between brightness-levels
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Linus Torvalds
|
532c2b926d |
- New Drivers
- Add Cirrus Logic Madera Codec (CS47L35, CS47L85 and CS47L90/91) driver
- Add ChromeOS EC CEC driver
- Add ROHM BD71837 PMIC driver
- New Device Support
- Add support for Dialog Semi DA9063L PMIC variant to DA9063
- Add support for Intel Ice Lake to Intel-PLSS-PCI
- Add support for X-Powers AXP806 to AXP20x
- New Functionality
- Add support for USB Charging to the ChromeOS Embedded Controller
- Add support for HDMI CEC to the ChromeOS Embedded Controller
- Add support for HDMI CEC to Intel HDMI
- Add support for accessory detection to Madera devices
- Allow individual pins to be configured via DT' wlf,csnaddr-pd
- Provide legacy platform specific EEPROM/Watchdog commands; rave-sp
- Fix-ups
- Trivial renaming/spelling fixes; cros_ec, da9063-*
- Convert to Managed Resources (devm_*); da9063-*, ti_am335x_tscadc
- Transition to helper macros/functions; da9063-*
- Constify; kempld-core
- Improve error path/messages; wm8994-core
- Disable IRQs locally instead of relying on USB subsystem; dln2
- Remove unused code; rave-sp
- New exports; sec-core
- Bug Fixes
- Fix possible false I2C transaction error; arizona-core
- Fix declared memory area size; hi655x-pmic
- Fix checksum type; rave-sp
- Fix incorrect default serial port configuration: rave-sp
- Fix incorrect coherent DMA mask for sub-devices; sm501
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Merge tag 'mfd-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"New Drivers:
- Add Cirrus Logic Madera Codec (CS47L35, CS47L85 and CS47L90/91) driver
- Add ChromeOS EC CEC driver
- Add ROHM BD71837 PMIC driver
New Device Support:
- Add support for Dialog Semi DA9063L PMIC variant to DA9063
- Add support for Intel Ice Lake to Intel-PLSS-PCI
- Add support for X-Powers AXP806 to AXP20x
New Functionality:
- Add support for USB Charging to the ChromeOS Embedded Controller
- Add support for HDMI CEC to the ChromeOS Embedded Controller
- Add support for HDMI CEC to Intel HDMI
- Add support for accessory detection to Madera devices
- Allow individual pins to be configured via DT' wlf,csnaddr-pd
- Provide legacy platform specific EEPROM/Watchdog commands; rave-sp
Fix-upsL
- Trivial renaming/spelling fixes; cros_ec, da9063-*
- Convert to Managed Resources (devm_*); da9063-*, ti_am335x_tscadc
- Transition to helper macros/functions; da9063-*
- Constify; kempld-core
- Improve error path/messages; wm8994-core
- Disable IRQs locally instead of relying on USB subsystem; dln2
- Remove unused code; rave-sp
- New exports; sec-core
Bug Fixes:
- Fix possible false I2C transaction error; arizona-core
- Fix declared memory area size; hi655x-pmic
- Fix checksum type; rave-sp
- Fix incorrect default serial port configuration: rave-sp
- Fix incorrect coherent DMA mask for sub-devices; sm501"
* tag 'mfd-next-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (60 commits)
mfd: madera: Add register definitions for accessory detect
mfd: sm501: Set coherent_dma_mask when creating subdevices
mfd: bd71837: Devicetree bindings for ROHM BD71837 PMIC
mfd: bd71837: Core driver for ROHM BD71837 PMIC
media: platform: cros-ec-cec: Fix dependency on MFD_CROS_EC
mfd: sec-core: Export OF module alias table
mfd: as3722: Disable auto-power-on when AC OK
mfd: axp20x: Support AXP806 in I2C mode
mfd: axp20x: Add self-working mode support for AXP806
dt-bindings: mfd: axp20x: Add "self-working" mode for AXP806
mfd: wm8994: Allow to configure CS/ADDR Pulldown from dts
mfd: wm8994: Allow to configure Speaker Mode Pullup from dts
mfd: rave-sp: Emulate CMD_GET_STATUS on device that don't support it
mfd: rave-sp: Add legacy watchdog ping command translation
mfd: rave-sp: Add legacy EEPROM access command translation
mfd: rave-sp: Initialize flow control and parity of the port
mfd: rave-sp: Fix incorrectly specified checksum type
mfd: rave-sp: Remove unused defines
mfd: hi655x: Fix regmap area declared size for hi655x
mfd: ti_am335x_tscadc: Fix struct clk memory leak
...
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