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2022-01-11Merge tag 'gfs2-v5.16-rc3-fixes' of ↵Linus Torvalds3-8/+6
git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2 Pull gfs2 updates from Andreas Gruenbacher: "Various minor gfs2 cleanups and fixes" * tag 'gfs2-v5.16-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2: gfs2: dump inode object for iopen glocks gfs2: Fix gfs2_instantiate description gfs2: Remove redundant check for GLF_INSTANTIATE_NEEDED gfs2: remove redundant set of INSTANTIATE_NEEDED gfs2: Fix __gfs2_holder_init function name in kernel-doc comment
2022-01-11Merge tag 'ext4_for_linus' of ↵Linus Torvalds20-998/+1769
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 Pull ext4 updates from Ted Ts'o: "Convert ext4 to use the new mount API, and add support for the FS_IOC_GETFSLABEL and FS_IOC_SETFSLABEL ioctls. In addition the usual large number of clean ups and bug fixes, in particular for the fast_commit feature" * tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (48 commits) ext4: don't use the orphan list when migrating an inode ext4: use BUG_ON instead of if condition followed by BUG ext4: fix a copy and paste typo ext4: set csum seed in tmp inode while migrating to extents ext4: remove unnecessary 'offset' assignment ext4: remove redundant o_start statement ext4: drop an always true check ext4: remove unused assignments ext4: remove redundant statement ext4: remove useless resetting io_end_size in mpage_process_page() ext4: allow to change s_last_trim_minblks via sysfs ext4: change s_last_trim_minblks type to unsigned long ext4: implement support for get/set fs label ext4: only set EXT4_MOUNT_QUOTA when journalled quota file is specified ext4: don't use kfree() on rcu protected pointer sbi->s_qf_names ext4: avoid trim error on fs with small groups ext4: fix an use-after-free issue about data=journal writeback mode ext4: fix null-ptr-deref in '__ext4_journal_ensure_credits' ext4: initialize err_blk before calling __ext4_get_inode_loc ext4: fix a possible ABBA deadlock due to busy PA ...
2022-01-11Merge tag 'xfs-5.17-merge-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linuxLinus Torvalds22-168/+176
Pull xfs updates from Darrick Wong: "The big new feature here is that the mount code now only bothers to try to free stale COW staging extents if the fs unmounted uncleanly. This should reduce mount times, particularly on filesystems supporting reflink and containing a large number of allocation groups. Everything else this cycle are bugfixes, as the iomap folios conversion should be plenty enough excitement for anyone. That and I ran out of brain bandwidth after Thanksgiving last year. Summary: - Fix log recovery with da btree buffers when metauuid is in use. - Fix type coercion problems in xattr buffer size validation. - Fix a bug in online scrub dir leaf bestcount checking. - Only run COW recovery when recovering the log. - Fix symlink target buffer UAF problems and symlink locking problems by not exposing xfs innards to the VFS. - Fix incorrect quotaoff lock usage. - Don't let transactions cancel cleanly if they have deferred work items attached. - Fix a UAF when we're deciding if we need to relog an intent item. - Reduce kvmalloc overhead for log shadow buffers. - Clean up sysfs attr group usage. - Fix a bug where scrub's bmap/rmap checking could race with a quota file block allocation due to insufficient locking. - Teach scrub to complain about invalid project ids" * tag 'xfs-5.17-merge-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: xfs: warn about inodes with project id of -1 xfs: hold quota inode ILOCK_EXCL until the end of dqalloc xfs: Remove redundant assignment of mp xfs: reduce kvmalloc overhead for CIL shadow buffers xfs: sysfs: use default_groups in kobj_type xfs: prevent UAF in xfs_log_item_in_current_chkpt xfs: prevent a WARN_ONCE() in xfs_ioc_attr_list() xfs: Fix comments mentioning xfs_ialloc xfs: check sb_meta_uuid for dabuf buffer recovery xfs: fix a bug in the online fsck directory leaf1 bestcount check xfs: only run COW extent recovery when there are no live extents xfs: don't expose internal symlink metadata buffers to the vfs xfs: fix quotaoff mutex usage now that we don't support disabling it xfs: shut down filesystem if we xfs_trans_cancel with deferred work items
2022-01-11Merge tag 'for-5.17-tag' of ↵Linus Torvalds60-3233/+3278
git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux Pull btrfs updates from David Sterba: "This end of the year branch is intentionally not that exciting. Most of the changes are under the hood, but there are some minor user visible improvements and several performance improvements too. Features: - make send work with concurrent block group relocation. We're not allowed to prevent send failing or silently producing some bad stream but with more fine grained locking and checks it's possible. The send vs deduplication exclusion could reuse the same logic in the future. - new exclusive operation 'balance paused' to allow adding a device to filesystem with paused balance - new sysfs file for fsid stored in the per-device directory to help distinguish devices when seeding is enabled, the fsid may differ from the one reported by the filesystem Performance improvements: - less metadata needed for directory logging, directory deletion is 20-40% faster - in zoned mode, cache zone information during mount to speed up repeated queries (about 50% speedup) - free space tree entries get indexed and searched by size (latency -30%, search run time -30%) - less contention in tree node locking when inserting a key and no splits are needed (files/sec in fsmark improves by 1-20%) Fixes: - fix ENOSPC failure when attempting direct IO write into NOCOW range - fix deadlock between quota enable and other quota operations - global reserve minimum calculations fixed to account for free space tree - in zoned mode, fix condition for chunk allocation that may not find the right zone for reuse and could lead to early ENOSPC Core: - global reserve stealing got simplified and cleaned up in evict - remove async transaction commit based on manual transaction refs, reuse existing kthread and mechanisms to let it commit transaction before timeout - preparatory work for extent tree v2, add wrappers for global tree roots, truncation path cleanups - remove readahead framework, it's a bit overengineered and used only for scrub, and yet it does not cover all its needs, there is another readahead built in the b-tree search that is now used, performance drop on HDD is about 5% which is acceptable and scrub is often throttled anyway, on SSDs there's no reported drop but slight improvement - self tests report extent tree state when error occurs - replace assert with debugging information when an uncommitted transaction is found at unmount time Other: - error handling improvements - other cleanups and refactoring" * tag 'for-5.17-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: (115 commits) btrfs: output more debug messages for uncommitted transaction btrfs: respect the max size in the header when activating swap file btrfs: fix argument list that the kdoc format and script verified btrfs: remove unnecessary parameter type from compression_decompress_bio btrfs: selftests: dump extent io tree if extent-io-tree test failed btrfs: scrub: cleanup the argument list of scrub_stripe() btrfs: scrub: cleanup the argument list of scrub_chunk() btrfs: remove reada infrastructure btrfs: scrub: use btrfs_path::reada for extent tree readahead btrfs: scrub: remove the unnecessary path parameter for scrub_raid56_parity() btrfs: refactor unlock_up btrfs: skip transaction commit after failure to create subvolume btrfs: zoned: fix chunk allocation condition for zoned allocator btrfs: add extent allocator hook to decide to allocate chunk or not btrfs: zoned: unset dedicated block group on allocation failure btrfs: zoned: drop redundant check for REQ_OP_ZONE_APPEND and btrfs_is_zoned btrfs: zoned: sink zone check into btrfs_repair_one_zone btrfs: zoned: simplify btrfs_check_meta_write_pointer btrfs: zoned: encapsulate inode locking for zoned relocation btrfs: sysfs: add devinfo/fsid to retrieve actual fsid from the device ...
2022-01-11Merge tag 'erofs-for-5.17-rc1' of ↵Linus Torvalds18-459/+870
git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs Pull erofs updates from Gao Xiang: "In this cycle, tail-packing data inline for compressed files is now supported so that tail pcluster can be stored and read together with inode metadata in order to save data I/O and storage space. In addition to that, to prepare for the upcoming subpage, folio and fscache features, we also introduce meta buffers to get rid of erofs_get_meta_page() since it was too close to the page itself. In addition, in order to show supported kernel features and control sync decompression strategy, new sysfs nodes are introduced in this cycle as well. Summary: - add sysfs interface and a sysfs node to control sync decompression - add tail-packing inline support for compressed files - get rid of erofs_get_meta_page()" * tag 'erofs-for-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs: erofs: use meta buffers for zmap operations erofs: use meta buffers for xattr operations erofs: use meta buffers for super operations erofs: use meta buffers for inode operations erofs: introduce meta buffer operations erofs: add on-disk compressed tail-packing inline support erofs: support inline data decompression erofs: support unaligned data decompression erofs: introduce z_erofs_fixup_insize erofs: tidy up z_erofs_lz4_decompress erofs: clean up erofs_map_blocks tracepoints erofs: Replace zero-length array with flexible-array member erofs: add sysfs node to control sync decompression strategy erofs: add sysfs interface erofs: rename lz4_0pading to zero_padding
2022-01-11drivers/pcmcia: Fix ifdef covering yenta_pm_opsPaul E. McKenney1-1/+1
Currently, yenta_dev_suspend_noirq(), yenta_dev_resume_noirq(), and yenta_pm_ops are covered by "#ifdef CONFIG_PM", which results in compiler warnings in kernels built with CONFIG_PM_SLEEP=n and CONFIG_PM=y: drivers/pcmcia/yenta_socket.c:1322:12: warning: ‘yenta_dev_resume_noirq’ defined but not used [-Wunused-function] 1322 | static int yenta_dev_resume_noirq(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~ drivers/pcmcia/yenta_socket.c:1303:12: warning: ‘yenta_dev_suspend_noirq’ defined but not used [-Wunused-function] 1303 | static int yenta_dev_suspend_noirq(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~ This affects kernels built without suspend and hibernation. Avoid these warnings by using "#ifdef CONFIG_PM_SLEEP". Fixes: 3daaf2c7aae8 ("pcmcia: Make use of the helper macro SET_NOIRQ_SYSTEM_SLEEP_PM_OPS()") Signed-off-by: Paul E. McKenney <paulmck@kernel.org> Cc: Masahiro Yamada <masahiroy@kernel.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-01-11Merge tag 'fs.idmapped.v5.17' of ↵Linus Torvalds17-231/+356
git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux Pull fs idmapping updates from Christian Brauner: "This contains the work to enable the idmapping infrastructure to support idmapped mounts of filesystems mounted with an idmapping. In addition this contains various cleanups that avoid repeated open-coding of the same functionality and simplify the code in quite a few places. We also finish the renaming of the mapping helpers we started a few kernel releases back and move them to a dedicated header to not continue polluting the fs header needlessly with low-level idmapping helpers. With this series the fs header only contains idmapping helpers that interact with fs objects. Currently we only support idmapped mounts for filesystems mounted without an idmapping themselves. This was a conscious decision mentioned in multiple places (cf. [1]). As explained at length in [3] it is perfectly fine to extend support for idmapped mounts to filesystem's mounted with an idmapping should the need arise. The need has been there for some time now (cf. [2]). Before we can port any filesystem that is mountable with an idmapping to support idmapped mounts in the coming cycles, we need to first extend the mapping helpers to account for the filesystem's idmapping. This again, is explained at length in our documentation at [3] and also in the individual commit messages so here's an overview. Currently, the low-level mapping helpers implement the remapping algorithms described in [3] in a simplified manner as we could rely on the fact that all filesystems supporting idmapped mounts are mounted without an idmapping. In contrast, filesystems mounted with an idmapping are very likely to not use an identity mapping and will instead use a non-identity mapping. So the translation step from or into the filesystem's idmapping in the remapping algorithm cannot be skipped for such filesystems. Non-idmapped filesystems and filesystems not supporting idmapped mounts are unaffected by this change as the remapping algorithms can take the same shortcut as before. If the low-level helpers detect that they are dealing with an idmapped mount but the underlying filesystem is mounted without an idmapping we can rely on the previous shortcut and can continue to skip the translation step from or into the filesystem's idmapping. And of course, if the low-level helpers detect that they are not dealing with an idmapped mount they can simply return the relevant id unchanged; no remapping needs to be performed at all. These checks guarantee that only the minimal amount of work is performed. As before, if idmapped mounts aren't used the low-level helpers are idempotent and no work is performed at all" Link: 2ca4dcc4909d ("fs/mount_setattr: tighten permission checks") [1] Link: https://github.com/containers/podman/issues/10374 [2] Link: Documentations/filesystems/idmappings.rst [3] Link: a65e58e791a1 ("fs: document and rename fsid helpers") [4] * tag 'fs.idmapped.v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux: fs: support mapped mounts of mapped filesystems fs: add i_user_ns() helper fs: port higher-level mapping helpers fs: remove unused low-level mapping helpers fs: use low-level mapping helpers docs: update mapping documentation fs: account for filesystem mappings fs: tweak fsuidgid_has_mapping() fs: move mapping helpers fs: add is_idmapped_mnt() helper
2022-01-11Merge tag 'integrity-v5.17' of ↵Linus Torvalds6-33/+74
git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity Pull integrity subsystem updates from Mimi Zohar: "The few changes are all kexec related: - The MOK keys are loaded onto the .platform keyring in order to verify the kexec kernel image signature. However, the MOK keys should only be trusted when secure boot is enabled. Before loading the MOK keys onto the .platform keyring, make sure the system is booted in secure boot mode. - When carrying the IMA measurement list across kexec, limit dumping the measurement list to when dynamic debug or CONFIG_DEBUG is enabled. - kselftest: add kexec_file_load selftest support for PowerNV and other cleanup" * tag 'integrity-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity: selftests/kexec: Enable secureboot tests for PowerPC ima: silence measurement list hexdump during kexec selftests/kexec: update searching for the Kconfig selftest/kexec: fix "ignored null byte in input" warning integrity: Do not load MOK and MOKx when secure boot be disabled ima: Fix undefined arch_ima_get_secureboot() and co
2022-01-11Merge tag 'audit-pr-20220110' of ↵Linus Torvalds4-7/+23
git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit Pull audit updates from Paul Moore: "Four audit patches for v5.17: - Harden the code through additional use of the struct_size() macro and zero-length arrays to flexible-array conversions. - Ensure that processes which generate userspace audit records are not exempt from the kernel's audit throttling when the audit queues are being overrun" * tag 'audit-pr-20220110' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit: audit: replace zero-length array with flexible-array member audit: use struct_size() helper in audit_[send|make]_reply() audit: ensure userspace is penalized the same as the kernel when under pressure audit: use struct_size() helper in kmalloc()
2022-01-11Merge tag 'selinux-pr-20220110' of ↵Linus Torvalds17-137/+70
git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux Pull selinux updates from Paul Moore: "Nothing too significant, but five SELinux patches for v5.17 that do the following: - Harden the code through additional use of the struct_size() macro - Plug some memory leaks - Clean up the code via removal of the security_add_mnt_opt() LSM hook and minor tweaks to selinux_add_opt() - Rename security_task_getsecid_subj() to better reflect its actual behavior/use - now called security_current_getsecid_subj()" * tag 'selinux-pr-20220110' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux: selinux: minor tweaks to selinux_add_opt() selinux: fix potential memleak in selinux_add_opt() security,selinux: remove security_add_mnt_opt() selinux: Use struct_size() helper in kmalloc() lsm: security_task_getsecid_subj() -> security_current_getsecid_subj()
2022-01-11Merge tag 'tpmdd-next-v5.17-fixed' of ↵Linus Torvalds16-161/+205
git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd Pull TPM updates from Jarkko Sakkinen: "Other than bug fixes for TPM, this includes a patch for asymmetric keys to allow to look up and verify with self-signed certificates (keys without so called AKID - Authority Key Identifier) using a new "dn:" prefix in the query" * tag 'tpmdd-next-v5.17-fixed' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd: lib: remove redundant assignment to variable ret tpm: fix NPE on probe for missing device tpm: fix potential NULL pointer access in tpm_del_char_device tpm: Add Upgrade/Reduced mode support for TPM2 modules char: tpm: cr50: Set TPM_FIRMWARE_POWER_MANAGED based on device property keys: X.509 public key issuer lookup without AKID tpm_tis: Fix an error handling path in 'tpm_tis_core_init()' tpm: tpm_tis_spi_cr50: Add default RNG quality tpm/st33zp24: drop unneeded over-commenting tpm: add request_locality before write TPM_INT_ENABLE
2022-01-11Merge branch 'pcmcia-next' of ↵Linus Torvalds12-320/+43
git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux Pull pcmcia updates from Dominik Brodowski: "A number of odd cleanups and fixes, including one for a small race in the handling of the pccardd kernel thread" * 'pcmcia-next' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux: pcmcia: fix setting of kthread task states MAINTAINERS: update PCMCIA tree pcmcia: use sysfs_emit{,_at} for sysfs output pcmcia: make pcmcia_release_io() void, as no-one is interested in return value pcmcia: rsrc_nonstatic: Fix a NULL pointer dereference in nonstatic_find_mem_region() pcmcia: rsrc_nonstatic: Fix a NULL pointer dereference in __nonstatic_find_io_region() pcmcia: comment out unused exca_readw() function pcmcia: Make use of the helper macro SET_NOIRQ_SYSTEM_SLEEP_PM_OPS() pcmcia: clean up dead drivers for CompuLab CM-X255/CM-X270 boards
2022-01-11Merge tag 'gpio-updates-for-v5.17' of ↵Linus Torvalds75-634/+3415
git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux Pull gpio updates from Bartosz Golaszewski: "The gpio-sim module is back, this time without any changes to configfs. This results in a less elegant user-space interface but I never got any follow-up on the committable items and didn't want to delay this module for several more months. Other than that we have support for several new models and some support going away. We started working on converting GPIO drivers to using fwnode exclusively in order to limit references to OF symbols to gpiolib-of.c exclusively. We also have regular tweaks and improvements all over the place. Summary: - new testing module: gpio-sim that is scheduled to replace gpio-mockup - initial changes aiming at converting all GPIO drivers to using the fwnode interface and limiting any references to OF symbols to gpiolib-of.c - add support for Tegra234 and Tegra241 to gpio-tegra186 - add support for new models (SSD201 and SSD202D) to gpio-msc313 - add basic support for interrupts to gpio-aggregator - add support for AMDIF031 HID device to gpio-amdpt - drop support for unused platforms in gpio-xlp - cleanup leftovers from the removal of the legacy Samsung Exynos GPIO driver - use raw spinlocks in gpio-aspeed and gpio-aspeed-sgpio to make PREEMPT_RT happy - generalize the common 'ngpios' device property by reading it in the core gpiolib code so that we can remove duplicate reads from drivers - allow line names from device properties to override names set by drivers - code shrink in gpiod_add_lookup_table() - add new model to the DT bindings for gpio-vf610 - convert DT bindings for tegra devices to YAML - improvements to interrupt handling in gpio-rcar and gpio-rockchip - updates to intel drivers from Andy (details in the merge commit) - some minor tweaks, improvements and coding-style fixes all around the subsystem" * tag 'gpio-updates-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: (59 commits) gpio: rcar: Propagate errors from devm_request_irq() gpio: rcar: Use platform_get_irq() to get the interrupt gpio: ts5500: Use platform_get_irq() to get the interrupt gpio: dwapb: Switch to use fwnode instead of of_node gpiolib: acpi: make fwnode take precedence in struct gpio_chip dt-bindings: gpio: samsung: drop unused bindings gpio: max3191x: Use bitmap_free() to free bitmap gpio: regmap: Switch to use fwnode instead of of_node gpio: tegra186: Add support for Tegra241 dt-bindings: gpio: Add Tegra241 support gpio: brcmstb: Use local variable to access OF node gpio: Remove unused local OF node pointers gpio: sim: add missing fwnode_handle_put() in gpio_sim_probe() gpio: msc313: Add support for SSD201 and SSD202D gpio: msc313: Code clean ups dt-bindings: gpio: msc313: Add offsets for ssd20xd dt-bindings: gpio: msc313: Add compatible for ssd20xd gpio: sim: fix uninitialized ret variable gpio: Propagate firmware node from a parent device gpio: Setup parent device and get rid of unnecessary of_node assignment ...
2022-01-11Merge tag 'mmc-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmcLinus Torvalds47-554/+930
Pull MMC updates from Ulf Hansson: "MMC core: - Use common polling loop for CMD1 - Add support for DT compatibles for card quirks and use it for ti,wl1251 - Fixup storing of the OCR mask for MMC_QUIRK_NONSTD_SDIO MMC host: - dw_mmc: Add support for MMC_GEN_CMDs - dw_mmc: Fixup calculation of the data timeout - dw_mmc-exynos: Add support for the ARTPEC-8 variant - jz4740: Add support for bi-directional DMA channels - mmci: Add support for eMMC HS200 mode for the stm32 sdmmc variant - mmci: Add support for stm32 sdmmc variant revision v2.2 - mtk-sd: A couple of various minor improvements - omap_hsmmc: Drop redundant initialization for the ti,wl1251 chip - sdhci-esdhc-imx: Add support for the i.MXRT series variant - sdhci-esdhc-imx: Add Haibo Chen as maintainer - sdhci-pci: Add support for the Intel ADL variant - sdhci-pci-gli: GL975[50]: Add support for the Apple ARM64 variant - sdhci-pci-o2micro: Improve support for SDR104/HS200" * tag 'mmc-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (54 commits) dt-bindings: mmc: synopsys-dw-mshc: integrate Altera and Imagination mmc: pwrseq: Use bitmap_free() to free bitmap dt-bindings: mmc: PL18x stop relying on order of dma-names dt-bindings: mmc: sdhci-msm: Add compatible string for msm8994 mmc: au1xmmc: propagate errors from platform_get_irq() mmc: sdhci-pci-o2micro: Restore the SD clock's base clock frequency mmc: sdhci-pci-o2micro: Improve card input timing at SDR104/HS200 mode mmc: mtk-sd: Assign src_clk parent to src_clk_cg for legacy DTs mmc: mtk-sd: Fix usage of devm_clk_get_optional() mmc: mtk-sd: Take action for no-sdio device-tree parameter mmc: mtk-sd: Use BIT() and GENMASK() macros to describe fields mmc: mtk-sd: Use readl_poll_timeout instead of open-coded polling MAINTAINERS: Add i.MX sdhci maintainer mmc: jz4740: Support using a bi-directional DMA channel dt-bindings: mmc: ingenic: Support using bi-directional DMA channel mmc: dw_mmc: Do not wait for DTO in case of error mmc: dw_mmc: Add driver callbacks for data read timeout mmc: dw_mmc-exynos: Add support for ARTPEC-8 dt-bindings: mmc: exynos-dw-mshc: Add support for ARTPEC-8 mmc: meson-mx-sdio: add IRQ check ...
2022-01-11Merge tag 'backlight-next-5.17' of ↵Linus Torvalds2-102/+162
git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight Pull backlight updates from Lee Jones: "New Functionality: - Prepare and add support for ACPI enumeration; lp855x_bl Fix-ups: - Use Regmap API to conduct endianess conversions; qcom-wled - Remove superfluous code; qcom-wled - Fix formatting issues; qcom-wled Bug Fixes: - Provide error checking/validation of DT supplied strings; qcom-wled - Request dynamic amount of values when reading from DT; qcom-wled - Fix off-by-one issue when reading from DT; qcom-wled" * tag 'backlight-next-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight: backlight: qcom-wled: Respect enabled-strings in set_brightness backlight: qcom-wled: Remove unnecessary double whitespace backlight: qcom-wled: Provide enabled_strings default for WLED 4 and 5 backlight: qcom-wled: Remove unnecessary 4th default string in WLED3 backlight: qcom-wled: Override default length with qcom,enabled-strings backlight: qcom-wled: Fix off-by-one maximum with default num_strings backlight: qcom-wled: Use cpu_to_le16 macro to perform conversion backlight: qcom-wled: Pass number of elements to read to read_u32_array backlight: qcom-wled: Validate enabled string indices in DT backlight: lp855x: Add support ACPI enumeration backlight: lp855x: Add dev helper variable to lp855x_probe() backlight: lp855x: Move device_config setting out of lp855x_configure()
2022-01-11Merge tag 'mfd-next-5.17' of ↵Linus Torvalds32-1357/+476
git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd Pull MFD updates from Lee Jones: "New Device Support: - Add support for Lakefield PCH to Intel LPSS PCI Remove Device Support: - Remove support for ROHM BD70528 Power Management IC New Functionality: - Add support for SMBus and I2C mode to Dialog DA9062/61 PMIC - Enable I2C4 on Microsoft Surface Go & Go 2 Fix-ups: - Device Tree changes (inc. YAML conversion); maxim,max77686, rohm,bd9571mwv, syscon, brcm,twd, google,cros-ec - Use __maybe_unused instead of #ifery; atmel-flexcom - Allow the Regmap API to handle endianess internally; ntxec - Utilise I2C's .resume_noirq call-back; atmel-flexcom - Remove unused code; ti_am335x_tscadc - Use CPU-id instead of ACPI _HRV to ID variants; intel_soc_pmic_core - Allow device to power-off right from .probe(); tps65910 - Trivial (whitespace, typos, etc); da9063 Bug Fixes: - Fix ordering issues during probe; intel-lpss-acpi - Fix correct clock speed; intel-lpss-pci" * tag 'mfd-next-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (25 commits) mfd: google,cros-ec: Fix property name for MediaTek rpmsg dt-bindings: mfd: Fix typo "DA9093" -> "DA9063" mfd: ntxec: Change return type of ntxec_reg8 from __be16 to u16 mfd: tps65910: Set PWR_OFF bit during driver probe mfd: intel_soc_pmic: Use CPU-id check instead of _HRV check to differentiate variants mfd: intel-lpss: Fix I2C4 not being available on the Microsoft Surface Go & Go 2 dt-bindings: mfd: Add Broadcom's Timer-Watchdog block dt-bindings: mfd: Add Freecom system controller mfd: Kconfig: Change INTEL_SOC_PMIC_CHTDC_TI to bool dt-bindings: mfd: syscon: Add samsung,exynos850-sysreg mfd: da9062: Support SMBus and I2C mode mfd: intel-lpss-pci: Fix clock speed for 38a8 UART mfd: intel-lpss: Fix too early PM enablement in the ACPI ->probe() mfd: ti_am335x_tscadc: Drop the CNTRLREG_TSC_8WIRE macro mfd: stmpe: Support disabling sub-functions mfd: atmel-flexcom: Use .resume_noirq mfd: atmel-flexcom: Remove #ifdef CONFIG_PM_SLEEP dt-bindings: mfd: bd9571mwv: Convert to json-schema mfd: intel-lpss: Add Intel Lakefield PCH PCI IDs dt-bindings: mfd: maxim,max77686: Convert to dtschema ...
2022-01-11Merge tag 'spi-v5.17' of ↵Linus Torvalds42-688/+853
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi Pull spi updates from Mark Brown: "This has mostly been a quiet release for the SPI subsystem, almost all cleanups and fixes to existing drivers. A couple of changes that stand out: - Cleanups and support for version specific features in the DesignWare controller. - Removal of support for Netlogic devices from the XLP driver, the platform had previously been removed by MIPS so the support couldn't be used. - Conversion of several DT bindings to YAML format" * tag 'spi-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (53 commits) spi: don't include ptp_clock_kernel.h in spi.h spi: spi-meson-spifc: Add missing pm_runtime_disable() in meson_spifc_probe spi: atmel: Fix typo spi: dt-bindings: mediatek,spi-mtk-nor: Fix example 'interrupts' property spi: qcom: geni: handle timeout for gpi mode spi: qcom: geni: set the error code for gpi transfer spi: spi-mux: Add reference to spi-peripheral-props.yaml schema spi: ar934x: fix transfer size spi: pxa2xx: Propagate firmware node spi: dw: Propagate firmware node spi: dln2: Propagate firmware node spi: ar934x: fix transfer and word delays spi: uniphier: Fix a bug that doesn't point to private data correctly spi: spi-mtk-nor: add new clock name 'axi' for spi nor spi: atmel,quadspi: Define sama7g5 QSPI spi: atmel,quadspi: Convert to json-schema spi: Fix incorrect cs_setup delay handling dt-bindings: mtd: spi-nor: Add a reference to spi-peripheral-props.yaml spi: dt-bindings: cdns,qspi-nor: Move peripheral-specific properties out spi: dt-bindings: add schema listing peripheral-specific properties ...
2022-01-11Merge tag 'regulator-v5.17' of ↵Linus Torvalds25-132/+1108
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator updates from Mark Brown: "This has been a fairly quiet release for the regulator API, the main thing has been the addition of helpers for interrupt handling from Matti Vaittinen. We do also have support for quite a few new devices. Summary: - Helpers for trivial interrupt notifications, making it easier for drivers to handle error interrupts. - Support for Dialog DA914x, Maxim MAX2008x, Qualcomm PM8826, PMG1100, and PM8450 and TI TPS68470" * tag 'regulator-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (30 commits) regulator: Add MAX20086-MAX20089 driver dt-bindings: regulators: Add bindings for Maxim MAX20086-MAX20089 regulator: qcom_smd: Align probe function with rpmh-regulator regulator: remove redundant ret variable regulator: qcom-labibb: OCP interrupts are not a failure while disabled regulator: dt-bindings: samsung,s5m8767: Move fixed string BUCK9 to 'properties' regulator: Introduce tps68470-regulator driver drivers/regulator: remove redundant ret variable regulator: fix bullet lists of regulator_ops comment regulator: Fix type of regulator-coupled-max-spread property regulator: maxim,max8973: Document interrupts property regulator: qcom-rpmh: Add support for PM8450 regulators regulator: qcom,rpmh: Add compatible for PM8450 regulator: da9121: Add DA914x binding info regulator: da9121: Remove erroneous compatible from binding regulator: da9121: Add DA914x support regulator: da9121: Prevent current limit change when enabled regulator: qcom-rpmh: Add PMG1110 regulators dt-bindings: regulator: Add compatible for pmg1110 regulator: qcom_spmi: Add pm8226 regulators ...
2022-01-11Merge tag 'regmap-v5.17' of ↵Linus Torvalds2-1/+2
git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap Pull regmap updates from Mark Brown: "A very quiet release for regmap: - Allow a custom _update_bits() operation for devices with no bus. - Fix an issue with creation of the debugfs directory when attaching a device to an existing no device regmap. - A trivial formatting fix" [ The custom _update_bits comit came in earlier through the networking tree that had merged it for its own needs ] * tag 'regmap-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap: regmap: debugfs: Fix indentation regmap: Call regmap_debugfs_exit() prior to _init()
2022-01-11Merge tag 'mtd/for-5.17' of ↵Linus Torvalds53-1316/+3133
git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux Pull MTD updates from Miquel Raynal: "MTD core changes: - mtdchar: Prevent unbounded allocation in MEMWRITE ioctl - gen_probe: Use bitmap_zalloc() when applicable - Introduce an expert mode for forensics and debugging purposes - Clear out unregistered devices a bit more - Provide unique name for nvmem device - Remove unused header file <linux/mtd/latch-addr-flash.h> - Fixed breaking list in __mtd_del_partition. MTD device changes: - Warn about failure to unregister mtd device in sst25l, mchp48l640, mchp23k256, and dataflash drivers. Raw NAND core changes: - Export nand_read_page_hwecc_oob_first() GPMC memory controller for OMAP2 NAND controller changes: - Add support for AM64 SoC and allow build on K3 platforms - Use a compatible match table when checking for NAND controller - Use platform_get_irq() to get the interrupt Raw NAND controller changes: - OMAP2 NAND controller: - Document the missing 'rb-gpios' DT property - Drop unused variable - Fix force_8bit flag behaviour for DMA mode - Move to exec_op interface - Use platform_get_irq() to get the interrupt - Renesas: - Add new NAND controller driver with its bindings and MAINTAINERS entry - Onenand: - Remove redundant variable ooblen - MPC5121: - Remove unused variable in ads5121_select_chip() - GPMI: - Add ERR007117 protection for nfc_apply_timings - Remove explicit default gpmi clock setting for i.MX6 - Use platform_get_irq_byname() to get the interrupt - Remove unneeded variable - Ingenic: - JZ4740 needs 'oob_first' read page function - Davinci: - Rewrite function description - Avoid duplicated page read - Don't calculate ECC when reading page SPI NOR core changes: - Add Pratyush as SPI NOR co-maintainer. - Flash parameters initialization was done in a spaghetti way. Clean flash parameters initialization. - Rework the flash_info flags and clarify where one should be used. - Initialize all flash parameters based on JESD216 SFDP where possible. Flash parameters and settings that are SFDP discoverable should not be duplicated via flash_info flags at flash declaration. - Remove debugfs entries that duplicate sysfs entries. SPI NOR manufacturer driver changes: - Use late_init() hook in various drivers to make it clear that those flash parameters are either not declared in the JESD216 SFDP standard, or the SFDP tables which define those flash parameters are not defined by the flash. - Fix mtd size for s3an flashes. - Write 2 bytes when disabling Octal DTR mode: 1 byte long transactions are not allowed in 8D-8D-8D mode. Hyperbus changes: - Couple of fixes in Renesas hyperbus rpc-if driver to avoid crash on module remove and for missing check for error value in probe" * tag 'mtd/for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux: (71 commits) mtd: spi-nor: Remove debugfs entries that duplicate sysfs entries mtd: spi-nor: micron-st: write 2 bytes when disabling Octal DTR mode mtd: spi-nor: spansion: write 2 bytes when disabling Octal DTR mode mtd: spi-nor: core: use 2 data bytes for template ops mtd: spi-nor: Constify part specific fixup hooks mtd: spi-nor: core: Remove reference to spi-nor.c mtd: rawnand: gpmi: Use platform_get_irq_byname() to get the interrupt mtd: rawnand: omap_elm: Use platform_get_irq() to get the interrupt mtd: rawnand: omap2: Select GPMC device driver for ARCH_K3 memory: omap-gpmc: Use a compatible match table when checking for NAND controller memory: omap-gpmc: Add support for GPMC on AM64 SoC dt-bindings: memory-controllers: ti,gpmc: Add compatible for AM64 memory: omap-gpmc: Use platform_get_irq() to get the interrupt MAINTAINERS: Add an entry for Renesas NAND controller mtd: rawnand: renesas: Add new NAND controller driver dt-bindings: mtd: renesas: Describe Renesas R-Car Gen3 & RZ/N1 NAND controller mtd: rawnand: gpmi: remove unneeded variable mtd: rawnand: omap2: drop unused variable mtd: rawnand: omap2: fix force_8bit flag behaviour for DMA mode mtd: rawnand: omap2: Add compatible for AM64 SoC ...
2022-01-11Merge tag 'platform-drivers-x86-v5.17-1' of ↵Linus Torvalds45-662/+5042
git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 Pull x86 platform driver updates from Hans de Goede: "Highlights: New drivers: - asus-tf103c-dock - intel_crystal_cove_charger - lenovo-yogabook-wmi - simatic-ipc platform-code + led driver + watchdog driver - x86-android-tablets (kernel module to workaround DSDT bugs on these) amd-pmc: - bug-fixes - smar trace buffer support asus-wmi: - support for custom fan curves int3472 (camera info ACPI object for Intel IPU3/SkyCam cameras): - ACPI core + int3472 changes to delay enumeration of camera sensor I2C clients until the PMIC for the sensor has been fully probed - Add support for board data (DSDT info is incomplete) for setting up the tps68470 PMIC used on some boards with these cameras - Add board data for the Microsoft Surface Go (original, v2 and v3) thinkpad_acpi: - various cleanups - support for forced battery discharging (for battery calibration) - support to inhibit battery charging - this includes power_supply core changes to add new APIs for this think_lmi: - enhanced BIOS password support various other small fixes and hardware-id additions" * tag 'platform-drivers-x86-v5.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (78 commits) power: supply: Provide stubs for charge_behaviour helpers platform/x86: x86-android-tablets: Fix GPIO lookup leak on error-exit platform/x86: int3472: Add board data for Surface Go 3 platform/x86: Add Asus TF103C dock driver platform/x86: x86-android-tablets: Add TM800A550L data platform/x86: x86-android-tablets: Add Asus MeMO Pad 7 ME176C data platform/x86: x86-android-tablets: Add Asus TF103C data platform/x86: x86-android-tablets: Add support for preloading modules platform/x86: x86-android-tablets: Add support for registering GPIO lookup tables platform/x86: x86-android-tablets: Add support for instantiating serdevs platform/x86: x86-android-tablets: Add support for instantiating platform-devs platform/x86: x86-android-tablets: Add support for PMIC interrupts platform/x86: x86-android-tablets: Don't return -EPROBE_DEFER from a non probe() function platform/x86: touchscreen_dmi: Remove the Glavey TM800A550L entry platform/x86: touchscreen_dmi: Enable pen support on the Chuwi Hi10 Plus and Pro platform/x86: touchscreen_dmi: Correct min/max values for Chuwi Hi10 Pro (CWI529) tablet platform/x86: Add intel_crystal_cove_charger driver power: supply: fix charge_behaviour attribute initialization platform/x86: intel-uncore-frequency: use default_groups in kobj_type x86/platform/uv: use default_groups in kobj_type ...
2022-01-11Merge tag 'hsi-for-5.17' of ↵Linus Torvalds1-0/+1
git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi Pull HSI update from Sebastian Reichel: - avoid returning free'd object in hsi_new_client error path * tag 'hsi-for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi: HSI: core: Fix return freed object in hsi_new_client
2022-01-11Merge tag 'for-v5.17' of ↵Linus Torvalds34-1388/+1847
git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply Pull power supply and reset updates from Sebastian Reichel: "Power-supply core: - introduce "No Battery" health status - use library interpolation - add power_supply_battery_info documentation - migrate power_supply_battery_info to be fully heap allocated making it more obvious that it needs to be free'd manually Drivers: - max77976-charger: new driver - qcom-smbb: add pm8226 charger support - bq25890-charger: support battery temperature readings - ab8500: continue migrating towards using standard core APIs" * tag 'for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (28 commits) power: supply_core: Pass pointer to battery info power: supply: ab8500: Fix the error handling path of ab8500_charger_probe() power: reset: mt6397: Check for null res pointer power: bq25890: add POWER_SUPPLY_PROP_TEMP power: supply: qcom_smbb: support pm8226 dt-bindings: power: supply: pm8941-charger: add pm8226 power: supply: ab8500: Standardize capacity lookup power: supply: ab8500: Standardize temp res lookup power: supply: ab8500: Standardize CV voltage power: supply: ab8500: Standardize CC current power: supply: ab8500: Make recharge capacity a constant power: supply: ab8500: Standardize termination current power: supply: ab8500: Standardize internal resistance power: supply: ab8500_fg: Init battery data in bind() power: supply: ab8500: Standardize voltages power: supply: ab8500: Standardize technology power: supply: ab8500: Standardize design capacity power: supply: ab8500: Use only one battery type power: supply: ab8500: Drop unused battery types power: supply: ab8500: Standardize operating temperature ...
2022-01-11Merge branch 'for-linus' of ↵Linus Torvalds4-81/+0
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial Pull trivial tree removal from Jiri Kosina: "Remove any mentions of trivial tree from the documentation and MAINTAINERS. This has been discussed on ksummit-discuss@ some time ago (link is provided in the commit message, together with the reasoning). It's a general agreement that reason for such a tree to exist is currently pretty much non-existent" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: Documentation: remove trivial tree
2022-01-11Merge branch 'for-linus' of ↵Linus Torvalds26-178/+863
git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid Pull HID updates from Jiri Kosina: "Highlights: - support for USI style pens (Tero Kristo, Mika Westerberg) - quirk for devices that need inverted X/Y axes (Alistair Francis) - small core code cleanups and deduplication (Benjamin Tissoires) - Apple Magic Keyboard support improvements (José Expósito, Alex Henrie, Benjamin Berg) - locking performance improvement for hidraw code (André Almeida) - PM wakeup support for i2c-hid driver (Matthias Kaehlcke - new driver to support for LetSketch device (Hans de Goede) - proper batter reporting for hid-magicmouse USB-connected devices (José Expósito)" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (32 commits) HID: magicmouse: Fix an error handling path in magicmouse_probe() HID: address kernel-doc warnings HID: intel-ish-hid: ishtp-fw-loader: Fix a kernel-doc formatting issue HID: intel-ish-hid: ipc: Specify no cache snooping on TGL and ADL HID: hid-uclogic-params: Invalid parameter check in uclogic_params_frame_init_v1_buttonpad HID: hid-uclogic-params: Invalid parameter check in uclogic_params_huion_init HID: hid-uclogic-params: Invalid parameter check in uclogic_params_get_str_desc HID: hid-uclogic-params: Invalid parameter check in uclogic_params_init HID: Add new Letsketch tablet driver HID: apple: Add Magic Keyboard 2021 with fingerprint reader FN key mapping HID: apple: Add 2021 magic keyboard FN key mapping HID: magicmouse: set Magic Trackpad 2021 name HID: magicmouse: set device name when it has been personalized HID: apple: Add 2021 Magic Keyboard with number pad HID: apple: Add 2021 Magic Keyboard with fingerprint reader HID: i2c-hid-of: Expose the touchscreen-inverted properties HID: quirks: Allow inverting the absolute X/Y values HID: hidraw: Replace hidraw device table mutex with a rwsem HID: thrustmaster use swap() to make code cleaner HID: debug: Add USI usages ...
2022-01-11Merge tag 'hwmon-for-v5.17' of ↵Linus Torvalds39-736/+4118
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull hwmon updates from Guenter Roeck: "New drivers: - PMBus driver for MPS Multi-phase mp5023 - PMBus driver for Delta AHE-50DC fan control module - Driver for NZXT RGB&Fan Controller/Smart Device v2 - Driver for Texas Instruments INA238 - Driver to support X370 Asus WMI - Driver to support B550 Asus WMI Other notable changes: - Cleanup of ntc_thermistor driver, and added support for Samsung 1404-001221 NTC - Improve detection of LM84, MAX1617, and MAX1617A in adm1021 driver - Clean up tmp401 driver, and convert to with_info API - Add support for regulators and IR38060, IR38164 IR38263 to ir38064 PMBus driver - Add support for AMD Family 19h Models 10h-1Fh and A0h-AFh to k10temp driver - Add support for F81966 to f71882fg driver - Add support for ONSEMI N34TS04 to jc42 driver - Clean up and simplify dell-smm driver - Add support for ROG STRIX B550-A/X570-I GAMING to nct6775 driver And various other minor improvements and fixes" * tag 'hwmon-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (49 commits) hwmon: (nzxt-smart2) make array detect_fans_report static const hwmon: (xgene-hwmon) Add free before exiting xgene_hwmon_probe hwmon: (nzxt-smart2) Fix "unused function" warning hwmon: (dell-smm) Pack the whole smm_regs struct hwmon: (nct6775) Additional check for ChipID before ASUS WMI usage hwmon: (mr75203) fix wrong power-up delay value hwmon/pmbus: (ir38064) Fix spelling mistake "comaptible" -> "compatible" hwmon/pmbus: (ir38064) Expose a regulator hwmon/pmbus: (ir38064) Add of_match_table hwmon/pmbus: (ir38064) Add support for IR38060, IR38164 IR38263 hwmon: add driver for NZXT RGB&Fan Controller/Smart Device v2. hwmon: (nct6775) add ROG STRIX B550-A/X570-I GAMING hwmon: (pmbus) Add support for MPS Multi-phase mp5023 dt-bindings: add Delta AHE-50DC fan control module hwmon: (pmbus) Add Delta AHE-50DC fan control module driver hwmon: prefix kernel-doc comments for structs with struct hwmon: (ntc_thermistor) Add Samsung 1404-001221 NTC hwmon: (ntc_thermistor) Drop OF dependency hwmon: (dell-smm) Unify i8k_ioctl() and i8k_ioctl_unlocked() hwmon: (dell-smm) Simplify ioctl handler ...
2022-01-11Merge branch 'linus' of ↵Linus Torvalds142-2642/+5482
git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 Pull crypto updates from Herbert Xu: "Algorithms: - Drop alignment requirement for data in aesni - Use synchronous seeding from the /dev/random in DRBG - Reseed nopr DRBGs every 5 minutes from /dev/random - Add KDF algorithms currently used by security/DH - Fix lack of entropy on some AMD CPUs with jitter RNG Drivers: - Add support for the D1 variant in sun8i-ce - Add SEV_INIT_EX support in ccp - PFVF support for GEN4 host driver in qat - Compression support for GEN4 devices in qat - Add cn10k random number generator support" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (145 commits) crypto: af_alg - rewrite NULL pointer check lib/mpi: Add the return value check of kcalloc() crypto: qat - fix definition of ring reset results crypto: hisilicon - cleanup warning in qm_get_qos_value() crypto: kdf - select SHA-256 required for self-test crypto: x86/aesni - don't require alignment of data crypto: ccp - remove unneeded semicolon crypto: stm32/crc32 - Fix kernel BUG triggered in probe() crypto: s390/sha512 - Use macros instead of direct IV numbers crypto: sparc/sha - remove duplicate hash init function crypto: powerpc/sha - remove duplicate hash init function crypto: mips/sha - remove duplicate hash init function crypto: sha256 - remove duplicate generic hash init function crypto: jitter - add oversampling of noise source MAINTAINERS: update SEC2 driver maintainers list crypto: ux500 - Use platform_get_irq() to get the interrupt crypto: hisilicon/qm - disable qm clock-gating crypto: omap-aes - Fix broken pm_runtime_and_get() usage MAINTAINERS: update caam crypto driver maintainers list crypto: octeontx2 - prevent underflow in get_cores_bmap() ...
2022-01-11Merge tag 'docs-5.17' of git://git.lwn.net/linuxLinus Torvalds59-826/+4221
Pull documentation updates from Jonathan Corbet: "This isn't a hugely busy cycle for documentation, but a few significant things still showed up: - A documentation section for ARC processors - Reworked and enhanced KUnit documentation - The ability to pick your own theme for HTML builds; if the default "Read the Docs" theme isn't ugly enough for you, you can now pick an uglier one. - More Chinese translation work Plus the usual assortment of fixes and cleanups" * tag 'docs-5.17' of git://git.lwn.net/linux: (53 commits) scripts: sphinx-pre-install: Fix ctex support on Debian docs: discourage use of list tables docs: 5.Posting.rst: describe Fixes: and Link: tags Documentation: kgdb: Replace deprecated remotebaud docs: automarkup.py: Fix invalid HTML link output and broken URI fragments Documentation: refer to config RANDOMIZE_BASE for kernel address-space randomization Documentation: kgdb: properly capitalize the MAGIC_SYSRQ config docs/zh_CN: Update and fix a couple of typos scripts: sphinx-pre-install: add required ctex dependency Documentation: KUnit: Restyled Frequently Asked Questions Documentation: KUnit: Restyle Test Style and Nomenclature page Documentation: KUnit: Rework writing page to focus on writing tests Documentation: kunit: Reorganize documentation related to running tests Documentation: KUnit: Added KUnit Architecture Documentation: KUnit: Rewrite getting started Documentation: KUnit: Rewrite main page docs/zh_CN: Add zh_CN/accounting/delay-accounting.rst Documentation/sphinx: fix typos of "its" docs/zh_CN: Add sched-domains translation doc: fs: remove bdev_try_to_free_page related doc ...
2022-01-11Merge tag 'kcsan.2022.01.09a' of ↵Linus Torvalds27-172/+1347
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu Pull KCSAN updates from Paul McKenney: "This provides KCSAN fixes and also the ability to take memory barriers into account for weakly-ordered systems. This last can increase the probability of detecting certain types of data races" * tag 'kcsan.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (29 commits) kcsan: Only test clear_bit_unlock_is_negative_byte if arch defines it kcsan: Avoid nested contexts reading inconsistent reorder_access kcsan: Turn barrier instrumentation into macros kcsan: Make barrier tests compatible with lockdep kcsan: Support WEAK_MEMORY with Clang where no objtool support exists compiler_attributes.h: Add __disable_sanitizer_instrumentation objtool, kcsan: Remove memory barrier instrumentation from noinstr objtool, kcsan: Add memory barrier instrumentation to whitelist sched, kcsan: Enable memory barrier instrumentation mm, kcsan: Enable barrier instrumentation x86/qspinlock, kcsan: Instrument barrier of pv_queued_spin_unlock() x86/barriers, kcsan: Use generic instrumentation for non-smp barriers asm-generic/bitops, kcsan: Add instrumentation for barriers locking/atomics, kcsan: Add instrumentation for barriers locking/barriers, kcsan: Support generic instrumentation locking/barriers, kcsan: Add instrumentation for barriers kcsan: selftest: Add test case to check memory barrier instrumentation kcsan: Ignore GCC 11+ warnings about TSan runtime support kcsan: test: Add test cases for memory barrier instrumentation kcsan: test: Match reordered or normal accesses ...
2022-01-11Merge tag 'lkmm.2022.01.09a' of ↵Linus Torvalds6-22/+116
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu Pull memory model documentation updates from Paul McKenney: "This series contains documentation and litmus tests for locking, courtesy of Boqun Feng" * tag 'lkmm.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: tools/memory-model: litmus: Add two tests for unlock(A)+lock(B) ordering tools/memory-model: doc: Describe the requirement of the litmus-tests directory tools/memory-model: Provide extra ordering for unlock+lock pair on the same CPU
2022-01-11Merge tag 'rcu.2022.01.09a' of ↵Linus Torvalds68-795/+1244
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu Pull RCU updates from Paul McKenney: - Documentation updates, perhaps most notably Neil Brown's writeup of the reference-counting analogy to RCU. - Expedited grace-period cleanups. - Remove CONFIG_RCU_FAST_NO_HZ due to lack of valid users. I have asked around, posted a blog entry, and sent this series to LKML without result. - Miscellaneous fixes. - RCU callback offloading updates, perhaps most notably Frederic Weisbecker's updates allowing CPUs booted in the de-offloaded state to be offloaded at runtime. - nolibc fixes from Willy Tarreau and Anmar Faizi, but also including Mark Brown's addition of gettid(). - RCU Tasks Trace fixes, including changes that increase the scalability of call_rcu_tasks_trace() for the BPF folks (Martin Lau and KP Singh). - Various fixes including those from Wander Lairson Costa and Li Zhijian. - Fixes plus addition of tests for the increased call_rcu_tasks_trace() scalability. * tag 'rcu.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (87 commits) rcu/nocb: Merge rcu_spawn_cpu_nocb_kthread() and rcu_spawn_one_nocb_kthread() rcu/nocb: Allow empty "rcu_nocbs" kernel parameter rcu/nocb: Create kthreads on all CPUs if "rcu_nocbs=" or "nohz_full=" are passed rcu/nocb: Optimize kthreads and rdp initialization rcu/nocb: Prepare nocb_cb_wait() to start with a non-offloaded rdp rcu/nocb: Remove rcu_node structure from nocb list when de-offloaded rcu-tasks: Use fewer callbacks queues if callback flood ends rcu-tasks: Use separate ->percpu_dequeue_lim for callback dequeueing rcu-tasks: Use more callback queues if contention encountered rcu-tasks: Avoid raw-spinlocked wakeups from call_rcu_tasks_generic() rcu-tasks: Count trylocks to estimate call_rcu_tasks() contention rcu-tasks: Add rcupdate.rcu_task_enqueue_lim to set initial queueing rcu-tasks: Make rcu_barrier_tasks*() handle multiple callback queues rcu-tasks: Use workqueues for multiple rcu_tasks_invoke_cbs() invocations rcu-tasks: Abstract invocations of callbacks rcu-tasks: Abstract checking of callback lists rcu-tasks: Add a ->percpu_enqueue_lim to the rcu_tasks structure rcu-tasks: Inspect stalled task's trc state in locked state rcu-tasks: Use spin_lock_rcu_node() and friends rcutorture: Combine n_max_cbs from all kthreads in a callback flood ...
2022-01-11Merge tag 'printk-for-5.17' of ↵Linus Torvalds4-66/+80
git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux Pull printk updates from Petr Mladek: - Remove some twists in the console registration code. It does not change the existing behavior except for one corner case. The proper default console (with tty binding) will be registered again even when it has been removed in the meantime. It is actually a bug fix. Anyway, this modified behavior requires some manual interaction. - Optimize gdb extension for huge ring buffers. - Do not use atomic operations for a local bitmap variable. - Update git links in MAINTAINERS. * tag 'printk-for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux: MAINTAIERS/printk: Add link to printk git MAINTAINERS/vsprintf: Update link to printk git tree scripts/gdb: lx-dmesg: read records individually printk/console: Clean up boot console handling in register_console() printk/console: Remove need_default_console variable printk/console: Remove unnecessary need_default_console manipulation printk/console: Rename has_preferred_console to need_default_console printk/console: Split out code that enables default console vsprintf: Use non-atomic bitmap API when applicable
2022-01-11Merge branch 'for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds1-56/+45
Pull workqueue updates from Tejun Heo: - The code around workqueue scheduler hooks got reorganized early 2019 which unfortuately introdued a couple subtle and rare race conditions where preemption can mangle internal workqueue state triggering a WARN and possibly causing a stall or at least delay in execution. Frederic fixed both early December and the fixes were sitting in for-5.16-fixes which I forgot to push. They are here now. I'll forward them to stable after they land. - The scheduler hook reorganization has more implicatoins for workqueue code in that the hooks are now more strictly synchronized and thus the interacting operations can become more straight-forward. Lai is in the process of simplifying workqueue code and this pull request contains some of the patches. * 'for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: Remove the cacheline_aligned for nr_running workqueue: Move the code of waking a worker up in unbind_workers() workqueue: Remove schedule() in unbind_workers() workqueue: Remove outdated comment about exceptional workers in unbind_workers() workqueue: Remove the advanced kicking of the idle workers in rebind_workers() workqueue: Remove the outdated comment before wq_worker_sleeping() workqueue: Fix unbind_workers() VS wq_worker_sleeping() race workqueue: Fix unbind_workers() VS wq_worker_running() race workqueue: Upgrade queue_work_on() comment
2022-01-11Merge branch 'for-5.17' of ↵Linus Torvalds5-49/+38
git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup Pull cgroup updates from Tejun Heo: "Nothing too interesting. The only two noticeable changes are a subtle cpuset behavior fix and trace event id field being expanded to u64 from int. Most others are code cleanups" * 'for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cpuset: convert 'allowed' in __cpuset_node_allowed() to be boolean cgroup/rstat: check updated_next only for root cgroup: rstat: explicitly put loop variant in while cgroup: return early if it is already on preloaded list cgroup/cpuset: Don't let child cpusets restrict parent in default hierarchy cgroup: Trace event cgroup id fields should be u64 cgroup: fix a typo in comment cgroup: get the wrong css for css_alloc() during cgroup_init_subsys() cgroup: rstat: Mark benign data race to silence KCSAN
2022-01-11select: Fix indefinitely sleeping task in poll_schedule_timeout()Jan Kara1-30/+33
A task can end up indefinitely sleeping in do_select() -> poll_schedule_timeout() when the following race happens: TASK1 (thread1) TASK2 TASK1 (thread2) do_select() setup poll_wqueues table with 'fd' write data to 'fd' pollwake() table->triggered = 1 closes 'fd' thread1 is waiting for poll_schedule_timeout() - sees table->triggered table->triggered = 0 return -EINTR loop back in do_select() But at this point when TASK1 loops back, the fdget() in the setup of poll_wqueues fails. So now so we never find 'fd' is ready for reading and sleep in poll_schedule_timeout() indefinitely. Treat an fd that got closed as a fd on which some event happened. This makes sure cannot block indefinitely in do_select(). Another option would be to return -EBADF in this case but that has a potential of subtly breaking applications that excercise this behavior and it happens to work for them. So returning fd as active seems like a safer choice. Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> CC: stable@vger.kernel.org Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-01-11gfs2: dump inode object for iopen glocksBob Peterson1-0/+1
Before this patch, glock dumps would not dump the gl_object for iopen glocks. This information can help us debug problems related to eviction: when AN iopen glock is blocked we can see the status of its underlying inode and its flags, etc. Signed-off-by: Bob Peterson <rpeterso@redhat.com> Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
2022-01-10Merge tag 'devprop-5.17-rc1' of ↵Linus Torvalds11-182/+127
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull device properties framework updates from Rafael Wysocki: "These update the handling of software nodes and graph properties, and the MAINTAINERS entry for the former. Specifics: - Remove device_add_properties() which does not work correctly if software nodes holding additional device properties are shared or reused (Heikki Krogerus). - Fix nargs_prop property handling for software nodes (Clément Léger). - Update documentation of ACPI device properties (Sakari Ailus). - Update the handling of graph properties in the generic framework to match the DT case (Sakari Ailus). - Update software nodes entry in MAINTAINERS (Andy Shevchenko)" * tag 'devprop-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: software node: Update MAINTAINERS data base software node: fix wrong node passed to find nargs_prop device property: Drop fwnode_graph_get_remote_node() device property: Use fwnode_graph_for_each_endpoint() macro device property: Implement fwnode_graph_get_endpoint_count() Documentation: ACPI: Update references Documentation: ACPI: Fix data node reference documentation device property: Fix documentation for FWNODE_GRAPH_DEVICE_DISABLED device property: Fix fwnode_graph_devcon_match() fwnode leak device property: Remove device_add_properties() API driver core: Don't call device_remove_properties() from device_del() PCI: Convert to device_create_managed_software_node()
2022-01-10Merge tag 'thermal-5.17-rc1' of ↵Linus Torvalds13-134/+526
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull thermal control updates from Rafael Wysocki: "These add a new driver for Renesas RZ/G2L TSU, update a few existing thermal control drivers and clean up the tmon utility. Specifics: - Add new TSU driver and DT bindings for the Renesas RZ/G2L platform (Biju Das). - Fix missing check when calling reset_control_deassert() in the rz2gl thermal driver (Biju Das). - In preparation for FORTIFY_SOURCE performing compile-time and run-time field bounds checking for memcpy(), avoid intentionally writing across neighboring fields in the int340x thermal control driver (Kees Cook). - Fix RFIM mailbox write commands handling in the int340x thermal control driver (Sumeet Pawnikar). - Fix PM issue occurring in the iMX thermal control driver during suspend/resume by implementing PM runtime support in it (Oleksij Rempel). - Add 'const' annotation to thermal_cooling_ops in the Intel powerclamp driver (Rikard Falkeborn). - Fix missing ADC bit set in the iMX8MP thermal driver to enable the sensor (Paul Gerber). - Drop unused local variable definition from tmon (ran jianping)" * tag 'thermal-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: thermal/drivers/int340x: Fix RFIM mailbox write commands thermal/drivers/rz2gl: Add error check for reset_control_deassert() thermal/drivers/imx8mm: Enable ADC when enabling monitor thermal/drivers: Add TSU driver for RZ/G2L dt-bindings: thermal: Document Renesas RZ/G2L TSU thermal/drivers/intel_powerclamp: Constify static thermal_cooling_device_ops thermal/drivers/imx: Implement runtime PM support thermal: tools: tmon: remove unneeded local variable thermal: int340x: Use struct_group() for memcpy() region
2022-01-10Merge tag 'pm-5.17-rc1' of ↵Linus Torvalds55-218/+2274
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull power management updates from Rafael Wysocki: "The most signigicant change here is the addition of a new cpufreq 'P-state' driver for AMD processors as a better replacement for the venerable acpi-cpufreq driver. There are also other cpufreq updates (in the core, intel_pstate, ARM drivers), PM core updates (mostly related to adding new macros for declaring PM operations which should make the lives of driver developers somewhat easier), and a bunch of assorted fixes and cleanups. Summary: - Add new P-state driver for AMD processors (Huang Rui). - Fix initialization of min and max frequency QoS requests in the cpufreq core (Rafael Wysocki). - Fix EPP handling on Alder Lake in intel_pstate (Srinivas Pandruvada). - Make intel_pstate update cpuinfo.max_freq when notified of HWP capabilities changes and drop a redundant function call from that driver (Rafael Wysocki). - Improve IRQ support in the Qcom cpufreq driver (Ard Biesheuvel, Stephen Boyd, Vladimir Zapolskiy). - Fix double devm_remap() in the Mediatek cpufreq driver (Hector Yuan). - Introduce thermal pressure helpers for cpufreq CPU cooling (Lukasz Luba). - Make cpufreq use default_groups in kobj_type (Greg Kroah-Hartman). - Make cpuidle use default_groups in kobj_type (Greg Kroah-Hartman). - Fix two comments in cpuidle code (Jason Wang, Yang Li). - Allow model-specific normal EPB value to be used in the intel_epb sysfs attribute handling code (Srinivas Pandruvada). - Simplify locking in pm_runtime_put_suppliers() (Rafael Wysocki). - Add safety net to supplier device release in the runtime PM core code (Rafael Wysocki). - Capture device status before disabling runtime PM for it (Rafael Wysocki). - Add new macros for declaring PM operations to allow drivers to avoid guarding them with CONFIG_PM #ifdefs or __maybe_unused and update some drivers to use these macros (Paul Cercueil). - Allow ACPI hardware signature to be honoured during restore from hibernation (David Woodhouse). - Update outdated operating performance points (OPP) documentation (Tang Yizhou). - Reduce log severity for informative message regarding frequency transition failures in devfreq (Tzung-Bi Shih). - Add DRAM frequency controller devfreq driver for Allwinner sunXi SoCs (Samuel Holland). - Add missing COMMON_CLK dependency to sun8i devfreq driver (Arnd Bergmann). - Add support for new layout of Psys PowerLimit Register on SPR to the Intel RAPL power capping driver (Zhang Rui). - Fix typo in a comment in idle_inject.c (Jason Wang). - Remove unused function definition from the DTPM (Dynamit Thermal Power Management) power capping framework (Daniel Lezcano). - Reduce DTPM trace verbosity (Daniel Lezcano)" * tag 'pm-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (53 commits) x86, sched: Fix undefined reference to init_freq_invariance_cppc() build error cpufreq: amd-pstate: Fix Kconfig dependencies for AMD P-State cpufreq: amd-pstate: Fix struct amd_cpudata kernel-doc comment cpuidle: use default_groups in kobj_type x86: intel_epb: Allow model specific normal EPB value MAINTAINERS: Add AMD P-State driver maintainer entry Documentation: amd-pstate: Add AMD P-State driver introduction cpufreq: amd-pstate: Add AMD P-State performance attributes cpufreq: amd-pstate: Add AMD P-State frequencies attributes cpufreq: amd-pstate: Add boost mode support for AMD P-State cpufreq: amd-pstate: Add trace for AMD P-State module cpufreq: amd-pstate: Introduce the support for the processors with shared memory solution cpufreq: amd-pstate: Add fast switch function for AMD P-State cpufreq: amd-pstate: Introduce a new AMD P-State driver to support future processors ACPI: CPPC: Add CPPC enable register function ACPI: CPPC: Check present CPUs for determining _CPC is valid ACPI: CPPC: Implement support for SystemIO registers x86/msr: Add AMD CPPC MSR definitions x86/cpufeatures: Add AMD Collaborative Processor Performance Control feature flag cpufreq: use default_groups in kobj_type ...
2022-01-10Merge tag 'acpi-5.17-rc1' of ↵Linus Torvalds72-590/+1210
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI updates from Rafael Wysocki: "These are usual ACPICA code updates (although there are more of them than in the last few releases), a noticeable EC driver update (which mostly consists of cleanups, though), the device enumeration quirks handling rework from Hans, some updates eliminating unnecessary CPU cache flushing in some places (processor idle and system-wide PM code) and a bunch of assorted cleanups and fixes. Specifics: - Update ACPICA code in the kernel to the 20211217 upstream release including the following changes: - iASL/Disassembler: Additional support for NHLT table (Bob Moore). - Change a return_ACPI_STATUS (AE_BAD_PARAMETER) (Bob Moore). - Fix a couple of warnings under MSVC (Bob Moore). - iASL: Add TDEL table to both compiler/disassembler (Bob Moore). - iASL/NHLT table: "Specific Data" field support (Bob Moore). - Use original data_table_region pointer for accesses (Jessica Clarke). - Use original pointer for virtual origin tables (Jessica Clarke). - Macros: Remove ACPI_PHYSADDR_TO_PTR (Jessica Clarke). - Avoid subobject buffer overflow when validating RSDP signature (Jessica Clarke). - iASL: Add suppport for AGDI table (Ilkka Koskinen). - Hardware: Do not flush CPU cache when entering S4 and S5 (Kirill A. Shutemov). - Expand the ACPI_ACCESS_ definitions (Mark Langsdorf). - Utilities: Avoid deleting the same object twice in a row (Rafael Wysocki). - Executer: Fix REFCLASS_REFOF case in acpi_ex_opcode_1A_0T_1R() (Rafael Wysocki). - Fix AEST Processor generic resource substructure data field byte length (Shuuichirou Ishii). - Fix wrong interpretation of PCC address (Sudeep Holla). - Add support for PCC Opregion special context data (Sudeep Holla). - Implement OperationRegion handler for PCC Type 3 subtype (Sudeep Holla). - Introduce acpi_fetch_acpi_dev() as a replacement for acpi_bus_get_device() and use it in the ACPI subsystem (Rafael Wysocki). - Avoid using _CID for device enumaration if _HID is missing or invalid (Rafael Wysocki). - Rework quirk handling during ACPI device enumeration and add some new quirks for known broken platforms (Hans de Goede). - Avoid unnecessary or redundant CPU cache flushing during system PM transitions (Kirill A. Shutemov). - Add PM debug messages related to power resources (Rafael Wysocki). - Fix kernel-doc comment in the PCI host bridge ACPI driver (Yang Li). - Rework flushing of EC work while suspended to idle and clean up the handling of events in the ACPI EC driver (Rafael Wysocki). - Prohibit ec_sys module parameter write_support from being used when the system is locked down (Hans de Goede). - Make the ACPI processor thermal driver use cpufreq_cpu_get() to check for presence of cpufreq policy (Manfred Spraul). - Avoid unnecessary CPU cache flushing in the ACPI processor idle driver (Kirill A. Shutemov). - Replace kernel.h with the necessary inclusions in the ACPI processor driver (Andy Shevchenko). - Use swap() instead of open coding it in the ACPI processor idle driver (Guo Zhengkui). - Fix the handling of defective LPAT in the ACPI xpower PMIC driver and clean up some definitions of PMIC data structures (Hans de Goede). - Fix outdated comment in the ACPI DPTF driver (Sumeet Pawnikar). - Add AEST to the list of known ACPI table signatures (Shuuichirou Ishii). - Make ACPI NUMA code take hotpluggable memblocks into account when CONFIG_MEMORY_HOTPLUG is not set (Vitaly Kuznetsov). - Use default_groups in kobj_type in the ACPI sysfs code (Greg Kroah-Hartman). - Rearrange _CPC structure documentation (Andy Shevchenko). - Drop an always true check from the ACPI thermal driver (Adam Borowski). - Add new "not charging" quirk for Lenovo ThinkPads to the ACPI battery driver (Thomas Weißschuh)" * tag 'acpi-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (64 commits) ACPI: PCC: Implement OperationRegion handler for the PCC Type 3 subtype ACPI / x86: Skip AC and battery devices on x86 Android tablets with broken DSDTs ACPI / x86: Introduce an acpi_quirk_skip_acpi_ac_and_battery() helper ACPI: processor: thermal: avoid cpufreq_get_policy() serdev: Do not instantiate serdevs on boards with known bogus DSDT entries i2c: acpi: Do not instantiate I2C-clients on boards with known bogus DSDT entries ACPI / x86: Add acpi_quirk_skip_[i2c_client|serdev]_enumeration() helpers ACPI: scan: Create platform device for BCM4752 and LNV4752 ACPI nodes PCI/ACPI: Fix acpi_pci_osc_control_set() kernel-doc comment ACPI: battery: Add the ThinkPad "Not Charging" quirk ACPI: sysfs: use default_groups in kobj_type ACPICA: Update version to 20211217 ACPICA: iASL/NHLT table: "Specific Data" field support ACPICA: iASL: Add suppport for AGDI table ACPICA: iASL: Add TDEL table to both compiler/disassembler ACPICA: Fixed a couple of warnings under MSVC ACPICA: Change a return_ACPI_STATUS (AE_BAD_PARAMETER) ACPICA: Hardware: Do not flush CPU cache when entering S4 and S5 ACPICA: Add support for PCC Opregion special context data ACPICA: Fix wrong interpretation of PCC address ...
2022-01-10netfilter: nf_tables: don't use 'data_size' uninitializedLinus Torvalds1-0/+1
Commit 2c865a8a28a1 ("netfilter: nf_tables: add rule blob layout") never initialized the new 'data_size' variable. I'm not sure how it ever worked, but it might have worked almost by accident - gcc seems to occasionally miss these kinds of 'variable used uninitialized' situations, but I've seen it do so because it ended up zero-initializing them due to some other simplification. But clang is very unhappy about it all, and correctly reports net/netfilter/nf_tables_api.c:8278:4: error: variable 'data_size' is uninitialized when used here [-Werror,-Wuninitialized] data_size += sizeof(*prule) + rule->dlen; ^~~~~~~~~ net/netfilter/nf_tables_api.c:8263:30: note: initialize the variable 'data_size' to silence this warning unsigned int size, data_size; ^ = 0 1 error generated. and this fix just initializes 'data_size' to zero before the loop. Fixes: 2c865a8a28a1 ("netfilter: nf_tables: add rule blob layout") Cc: Pablo Neira Ayuso <pablo@netfilter.org> Cc: Jakub Kicinski <kuba@kernel.org> Cc: David Miller <davem@davemloft.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-01-10Merge tag '5.17-net-next' of ↵Linus Torvalds2006-44828/+111817
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next Pull networking updates from Jakub Kicinski: "Core ---- - Defer freeing TCP skbs to the BH handler, whenever possible, or at least perform the freeing outside of the socket lock section to decrease cross-CPU allocator work and improve latency. - Add netdevice refcount tracking to locate sources of netdevice and net namespace refcount leaks. - Make Tx watchdog less intrusive - avoid pausing Tx and restarting all queues from a single CPU removing latency spikes. - Various small optimizations throughout the stack from Eric Dumazet. - Make netdev->dev_addr[] constant, force modifications to go via appropriate helpers to allow us to keep addresses in ordered data structures. - Replace unix_table_lock with per-hash locks, improving performance of bind() calls. - Extend skb drop tracepoint with a drop reason. - Allow SO_MARK and SO_PRIORITY setsockopt under CAP_NET_RAW. BPF --- - New helpers: - bpf_find_vma(), find and inspect VMAs for profiling use cases - bpf_loop(), runtime-bounded loop helper trading some execution time for much faster (if at all converging) verification - bpf_strncmp(), improve performance, avoid compiler flakiness - bpf_get_func_arg(), bpf_get_func_ret(), bpf_get_func_arg_cnt() for tracing programs, all inlined by the verifier - Support BPF relocations (CO-RE) in the kernel loader. - Further the support for BTF_TYPE_TAG annotations. - Allow access to local storage in sleepable helpers. - Convert verifier argument types to a composable form with different attributes which can be shared across types (ro, maybe-null). - Prepare libbpf for upcoming v1.0 release by cleaning up APIs, creating new, extensible ones where missing and deprecating those to be removed. Protocols --------- - WiFi (mac80211/cfg80211): - notify user space about long "come back in N" AP responses, allow it to react to such temporary rejections - allow non-standard VHT MCS 10/11 rates - use coarse time in airtime fairness code to save CPU cycles - Bluetooth: - rework of HCI command execution serialization to use a common queue and work struct, and improve handling errors reported in the middle of a batch of commands - rework HCI event handling to use skb_pull_data, avoiding packet parsing pitfalls - support AOSP Bluetooth Quality Report - SMC: - support net namespaces, following the RDMA model - improve connection establishment latency by pre-clearing buffers - introduce TCP ULP for automatic redirection to SMC - Multi-Path TCP: - support ioctls: SIOCINQ, OUTQ, and OUTQNSD - support socket options: IP_TOS, IP_FREEBIND, IP_TRANSPARENT, IPV6_FREEBIND, and IPV6_TRANSPARENT, TCP_CORK and TCP_NODELAY - support cmsgs: TCP_INQ - improvements in the data scheduler (assigning data to subflows) - support fastclose option (quick shutdown of the full MPTCP connection, similar to TCP RST in regular TCP) - MCTP (Management Component Transport) over serial, as defined by DMTF spec DSP0253 - "MCTP Serial Transport Binding". Driver API ---------- - Support timestamping on bond interfaces in active/passive mode. - Introduce generic phylink link mode validation for drivers which don't have any quirks and where MAC capability bits fully express what's supported. Allow PCS layer to participate in the validation. Convert a number of drivers. - Add support to set/get size of buffers on the Rx rings and size of the tx copybreak buffer via ethtool. - Support offloading TC actions as first-class citizens rather than only as attributes of filters, improve sharing and device resource utilization. - WiFi (mac80211/cfg80211): - support forwarding offload (ndo_fill_forward_path) - support for background radar detection hardware - SA Query Procedures offload on the AP side New hardware / drivers ---------------------- - tsnep - FPGA based TSN endpoint Ethernet MAC used in PLCs with real-time requirements for isochronous communication with protocols like OPC UA Pub/Sub. - Qualcomm BAM-DMUX WWAN - driver for data channels of modems integrated into many older Qualcomm SoCs, e.g. MSM8916 or MSM8974 (qcom_bam_dmux). - Microchip LAN966x multi-port Gigabit AVB/TSN Ethernet Switch driver with support for bridging, VLANs and multicast forwarding (lan966x). - iwlmei driver for co-operating between Intel's WiFi driver and Intel's Active Management Technology (AMT) devices. - mse102x - Vertexcom MSE102x Homeplug GreenPHY chips - Bluetooth: - MediaTek MT7921 SDIO devices - Foxconn MT7922A - Realtek RTL8852AE Drivers ------- - Significantly improve performance in the datapaths of: lan78xx, ax88179_178a, lantiq_xrx200, bnxt. - Intel Ethernet NICs: - igb: support PTP/time PEROUT and EXTTS SDP functions on 82580/i354/i350 adapters - ixgbevf: new PF -> VF mailbox API which avoids the risk of mailbox corruption with ESXi - iavf: support configuration of VLAN features of finer granularity, stacked tags and filtering - ice: PTP support for new E822 devices with sub-ns precision - ice: support firmware activation without reboot - Mellanox Ethernet NICs (mlx5): - expose control over IRQ coalescing mode (CQE vs EQE) via ethtool - support TC forwarding when tunnel encap and decap happen between two ports of the same NIC - dynamically size and allow disabling various features to save resources for running in embedded / SmartNIC scenarios - Broadcom Ethernet NICs (bnxt): - use page frag allocator to improve Rx performance - expose control over IRQ coalescing mode (CQE vs EQE) via ethtool - Other Ethernet NICs: - amd-xgbe: add Ryzen 6000 (Yellow Carp) Ethernet support - Microsoft cloud/virtual NIC (mana): - add XDP support (PASS, DROP, TX) - Mellanox Ethernet switches (mlxsw): - initial support for Spectrum-4 ASICs - VxLAN with IPv6 underlay - Marvell Ethernet switches (prestera): - support flower flow templates - add basic IP forwarding support - NXP embedded Ethernet switches (ocelot & felix): - support Per-Stream Filtering and Policing (PSFP) - enable cut-through forwarding between ports by default - support FDMA to improve packet Rx/Tx to CPU - Other embedded switches: - hellcreek: improve trapping management (STP and PTP) packets - qca8k: support link aggregation and port mirroring - Qualcomm 802.11ax WiFi (ath11k): - qca6390, wcn6855: enable 802.11 power save mode in station mode - BSS color change support - WCN6855 hw2.1 support - 11d scan offload support - scan MAC address randomization support - full monitor mode, only supported on QCN9074 - qca6390/wcn6855: report signal and tx bitrate - qca6390: rfkill support - qca6390/wcn6855: regdb.bin support - Intel WiFi (iwlwifi): - support SAR GEO Offset Mapping (SGOM) and Time-Aware-SAR (TAS) in cooperation with the BIOS - support for Optimized Connectivity Experience (OCE) scan - support firmware API version 68 - lots of preparatory work for the upcoming Bz device family - MediaTek WiFi (mt76): - Specific Absorption Rate (SAR) support - mt7921: 160 MHz channel support - RealTek WiFi (rtw88): - Specific Absorption Rate (SAR) support - scan offload - Other WiFi NICs - ath10k: support fetching (pre-)calibration data from nvmem - brcmfmac: configure keep-alive packet on suspend - wcn36xx: beacon filter support" * tag '5.17-net-next' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2048 commits) tcp: tcp_send_challenge_ack delete useless param `skb` net/qla3xxx: Remove useless DMA-32 fallback configuration rocker: Remove useless DMA-32 fallback configuration hinic: Remove useless DMA-32 fallback configuration lan743x: Remove useless DMA-32 fallback configuration net: enetc: Remove useless DMA-32 fallback configuration cxgb4vf: Remove useless DMA-32 fallback configuration cxgb4: Remove useless DMA-32 fallback configuration cxgb3: Remove useless DMA-32 fallback configuration bnx2x: Remove useless DMA-32 fallback configuration et131x: Remove useless DMA-32 fallback configuration be2net: Remove useless DMA-32 fallback configuration vmxnet3: Remove useless DMA-32 fallback configuration bna: Simplify DMA setting net: alteon: Simplify DMA setting myri10ge: Simplify DMA setting qlcnic: Simplify DMA setting net: allwinner: Fix print format page_pool: remove spinlock in page_pool_refill_alloc_cache() amt: fix wrong return type of amt_send_membership_update() ...
2022-01-10Merge tag 'media/v5.17-1' of ↵Linus Torvalds373-11300/+15494
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - New sensor driver: ov5693 - A new driver for STM32 Chrom-ART Accelerator - Added V4L2 core helper functions for VP9 codec - Hantro driver has gained support for VP9 codecs - Added support for Maxim MAX96712 Quad GMSL2 Deserializer - The staging atomisp driver has gained lots of improvements, fixes and cleanups. It now works with userptr - Lots of random driver improvements as usual * tag 'media/v5.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (397 commits) media: ipu3-cio2: Add support for instantiating i2c-clients for VCMs media: ipu3-cio2: Call cio2_bridge_init() before anything else media: ipu3-cio2: Defer probing until the PMIC is fully setup media: hantro: Add support for Allwinner H6 media: dt-bindings: allwinner: document H6 Hantro G2 binding media: hantro: Convert imx8m_vpu_g2_irq to helper media: hantro: move postproc enablement for old cores media: hantro: vp9: add support for legacy register set media: hantro: vp9: use double buffering if needed media: hantro: add support for reset lines media: hantro: Fix probe func error path media: i2c: hi846: use pm_runtime_force_suspend/resume for system suspend media: i2c: hi846: check return value of regulator_bulk_disable() media: hi556: Support device probe in non-zero ACPI D state media: ov5675: Support device probe in non-zero ACPI D state media: imx208: Support device probe in non-zero ACPI D state media: ov2740: support device probe in non-zero ACPI D state media: ov5670: Support device probe in non-zero ACPI D state media: ov8856: support device probe in non-zero ACPI D state media: ov8865: Disable only enabled regulators on error path ...
2022-01-10Revert "drm/amd/display: Fix for otg synchronization logic"Linus Torvalds7-99/+14
This reverts commit a896f870f8a5f23ec961d16baffd3fda1f8be57c. It causes odd flickering on my Radeon RX580 (PCI ID 1002:67df rev e7, subsystem ID 1da2:e353). Bisected right to this commit, and reverting it fixes things. Link: https://lore.kernel.org/all/CAHk-=wg9hDde_L3bK9tAfdJ4N=TJJ+SjO3ZDONqH5=bVoy_Mzg@mail.gmail.com/ Cc: Alex Deucher <alexdeucher@gmail.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Harry Wentland <harry.wentland@amd.com> Cc: Dave Airlie <airlied@gmail.com> Cc: Christian Koenig <christian.koenig@amd.com> Cc: Jun Lei <Jun.Lei@amd.com> Cc: Mustapha Ghaddar <mustapha.ghaddar@amd.com> Cc: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> Cc: meenakshikumar somasundaram <meenakshikumar.somasundaram@amd.com> Cc: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-01-10Merge tag 'drm-next-2022-01-07' of git://anongit.freedesktop.org/drm/drmLinus Torvalds1126-24869/+47227
Pull drm updates from Dave Airlie: "Highlights are support for privacy screens found in new laptops, a bunch of nomodeset refactoring, and i915 enables ADL-P systems by default, while starting to add RPL-S support. vmwgfx adds GEM and support for OpenGL 4.3 features in userspace. Lots of internal refactorings around dma reservations, and lots of driver refactoring as well. Summary: core: - add privacy screen support - move nomodeset option into drm subsystem - clean up nomodeset handling in drivers - make drm_irq.c legacy - fix stack_depot name conflicts - remove DMA_BUF_SET_NAME ioctl restrictions - sysfs: send hotplug event - replace several DRM_* logging macros with drm_* - move hashtable to legacy code - add error return from gem_create_object - cma-helper: improve interfaces, drop CONFIG_DRM_KMS_CMA_HELPER - kernel.h related include cleanups - support XRGB2101010 source buffers ttm: - don't include drm hashtable - stop pruning fences after wait - documentation updates dma-buf: - add dma_resv selftest - add debugfs helpers - remove dma_resv_get_excl_unlocked - documentation - make fences mandatory in dma_resv_add_excl_fence dp: - add link training delay helpers gem: - link shmem/cma helpers into separate modules - use dma_resv iteratior - import dma-buf namespace into gem helper modules scheduler: - fence grab fix - lockdep fixes bridge: - switch to managed MIPI DSI helpers - register and attach during probe fixes - convert to YAML in several places. panel: - add bunch of new panesl simpledrm: - support FB_DAMAGE_CLIPS - support virtual screen sizes - add Apple M1 support amdgpu: - enable seamless boot for DCN 3.01 - runtime PM fixes - use drm_kms_helper_connector_hotplug_event - get all fences at once - use generic drm fb helpers - PSR/DPCD/LTTPR/DSC/PM/RAS/OLED/SRIOV fixes - add smart trace buffer (STB) for supported GPUs - display debugfs entries - new SMU debug option - Documentation update amdkfd: - IP discovery enumeration refactor - interface between driver fixes - SVM fixes - kfd uapi header to define some sysfs bitfields. i915: - support VESA panel backlights - enable ADL-P by default - add eDP privacy screen support - add Raptor Lake S (RPL-S) support - DG2 page table support - lots of GuC/HuC fw refactoring - refactored i915->gt interfaces - CD clock squashing support - enable 10-bit gamma support - update ADL-P DMC fw to v2.14 - enable runtime PM autosuspend by default - ADL-P DSI support - per-lane DP drive settings for ICL+ - add support for pipe C/D DMC firmware - Atomic gamma LUT updates - remove CCS FB stride restrictions on ADL-P - VRR platform support for display 11 - add support for display audio codec keepalive - lots of display refactoring - fix runtime PM handling during PXP suspend - improved eviction performance with async TTM moves - async VMA unbinding improvements - VMA locking refactoring - improved error capture robustness - use per device iommu checks - drop bits stealing from i915_sw_fence function ptr - remove dma_resv_prune - add IC cache invalidation on DG2 nouveau: - crc fixes - validate LUTs in atomic check - set HDMI AVI RGB quant to full tegra: - buffer objects reworks for dma-buf compat - NVDEC driver uAPI support - power management improvements etnaviv: - IOMMU enabled system support - fix > 4GB command buffer mapping - close a DoS vector - fix spurious GPU resets ast: - fix i2c initialization rcar-du: - DSI output support exynos: - replace legacy gpio interface - implement generic GEM object mmap msm: - dpu plane state cleanup in prep for multirect - dpu debugfs cleanups - dp support for sc7280 - a506 support - removal of struct_mutex - remove old eDP sub-driver anx7625: - support MIPI DSI input - support HDMI audio - fix reading EDID lvds: - fix bridge DT bindings megachips: - probe both bridges before registering dw-hdmi: - allow interlace on bridge ps8640: - enable runtime PM - support aux-bus tx358768: - enable reference clock - add pulse mode support ti-sn65dsi86: - use regmap bulk write - add PWM support etnaviv: - get all fences at once gma500: - gem object cleanups kmb: - enable fb console radeon: - use dma_resv_wait_timeout rockchip: - add DSP hold timeout - suspend/resume fixes - PLL clock fixes - implement mmap in GEM object functions - use generic fbdev emulation sun4i: - use CMA helpers without vmap support vc4: - fix HDMI-CEC hang with display is off - power on HDMI controller while disabling - support 4K@60Hz modes - support 10-bit YUV 4:2:0 output vmwgfx: - fix leak on probe errors - fail probing on broken hosts - new placement for MOB page tables - hide internal BOs from userspace - implement GEM support - implement GL 4.3 support virtio: - overflow fixes xen: - implement mmap as GEM object function omapdrm: - fix scatterlist export - support virtual planes mediatek: - MT8192 support - CMDQ refinement" * tag 'drm-next-2022-01-07' of git://anongit.freedesktop.org/drm/drm: (1241 commits) drm/amdgpu: no DC support for headless chips drm/amd/display: fix dereference before NULL check drm/amdgpu: always reset the asic in suspend (v2) drm/amdgpu: put SMU into proper state on runpm suspending for BOCO capable platform drm/amd/display: Fix the uninitialized variable in enable_stream_features() drm/amdgpu: fix runpm documentation amdgpu/pm: Make sysfs pm attributes as read-only for VFs drm/amdgpu: save error count in RAS poison handler drm/amdgpu: drop redundant semicolon drm/amd/display: get and restore link res map drm/amd/display: support dynamic HPO DP link encoder allocation drm/amd/display: access hpo dp link encoder only through link resource drm/amd/display: populate link res in both detection and validation drm/amd/display: define link res and make it accessible to all link interfaces drm/amd/display: 3.2.167 drm/amd/display: [FW Promotion] Release 0.0.98 drm/amd/display: Undo ODM combine drm/amd/display: Add reg defs for DCN303 drm/amd/display: Changed pipe split policy to allow for multi-display pipe split drm/amd/display: Set optimize_pwr_state for DCN31 ...
2022-01-10Merge tag 'linux-kselftest-kunit-5.17-rc1' of ↵Linus Torvalds13-204/+480
git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull KUnit updates from Shuah Khan: "This consists of several fixes and enhancements. A few highlights: - Option --kconfig_add option allows easily tweaking kunitconfigs - make build subcommand can reconfigure if needed - doesn't error on tests without test plans - doesn't crash if no parameters are generated - defaults --jobs to # of cups - reports test parameter results as (K)TAP subtests" * tag 'linux-kselftest-kunit-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: kunit: tool: Default --jobs to number of CPUs kunit: tool: fix newly introduced typechecker errors kunit: tool: make `build` subcommand also reconfigure if needed kunit: tool: delete kunit_parser.TestResult type kunit: tool: use dataclass instead of collections.namedtuple kunit: tool: suggest using decode_stacktrace.sh on kernel crash kunit: tool: reconfigure when the used kunitconfig changes kunit: tool: revamp message for invalid kunitconfig kunit: tool: add --kconfig_add to allow easily tweaking kunitconfigs kunit: tool: move Kconfig read_from_file/parse_from_string to package-level kunit: tool: print parsed test results fully incrementally kunit: Report test parameter results as (K)TAP subtests kunit: Don't crash if no parameters are generated kunit: tool: Report an error if any test has no subtests kunit: tool: Do not error on tests without test plans kunit: add run_checks.py script to validate kunit changes Documentation: kunit: remove claims that kunit is a mocking framework kunit: tool: fix --json output for skipped tests
2022-01-10Merge tag 'linux-kselftest-next-5.17-rc1' of ↵Linus Torvalds31-57/+49
git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull Kselftest update from Shuah Khan: "Fixes to build errors, false negatives, and several code cleanups, including the ARRAY_SIZE cleanup that removes 25+ duplicates ARRAY_SIZE defines from individual tests" * tag 'linux-kselftest-next-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: selftests/vm: remove ARRAY_SIZE define from individual tests selftests/timens: remove ARRAY_SIZE define from individual tests selftests/sparc64: remove ARRAY_SIZE define from adi-test selftests/seccomp: remove ARRAY_SIZE define from seccomp_benchmark selftests/rseq: remove ARRAY_SIZE define from individual tests selftests/net: remove ARRAY_SIZE define from individual tests selftests/landlock: remove ARRAY_SIZE define from common.h selftests/ir: remove ARRAY_SIZE define from ir_loopback.c selftests/core: remove ARRAY_SIZE define from close_range_test.c selftests/cgroup: remove ARRAY_SIZE define from cgroup_util.h selftests/arm64: remove ARRAY_SIZE define from vec-syscfg.c tools: fix ARRAY_SIZE defines in tools and selftests hdrs selftests: cgroup: build error multiple outpt files selftests/move_mount_set_group remove unneeded conversion to bool selftests/mount: remove unneeded conversion to bool selftests: harness: avoid false negatives if test has no ASSERTs selftests/ftrace: make kprobe profile testcase description unique selftests: clone3: clone3: add case CLONE3_ARGS_NO_TEST selftests: timers: Remove unneeded semicolon kselftests: timers:Remove unneeded semicolon
2022-01-10Merge tag 'slab-for-5.17' of ↵Linus Torvalds28-1062/+1265
git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab Pull slab updates from Vlastimil Babka: - Separate struct slab from struct page - an offshot of the page folio work. Struct page fields used by slab allocators are moved from struct page to a new struct slab, that uses the same physical storage. Similar to struct folio, it always is a head page. This brings better type safety, separation of large kmalloc allocations from true slabs, and cleanup of related objcg code. - A SLAB_MERGE_DEFAULT config optimization. * tag 'slab-for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab: (33 commits) mm/slob: Remove unnecessary page_mapcount_reset() function call bootmem: Use page->index instead of page->freelist zsmalloc: Stop using slab fields in struct page mm/slub: Define struct slab fields for CONFIG_SLUB_CPU_PARTIAL only when enabled mm/slub: Simplify struct slab slabs field definition mm/sl*b: Differentiate struct slab fields by sl*b implementations mm/kfence: Convert kfence_guarded_alloc() to struct slab mm/kasan: Convert to struct folio and struct slab mm/slob: Convert SLOB to use struct slab and struct folio mm/memcg: Convert slab objcgs from struct page to struct slab mm: Convert struct page to struct slab in functions used by other subsystems mm/slab: Finish struct page to struct slab conversion mm/slab: Convert most struct page to struct slab by spatch mm/slab: Convert kmem_getpages() and kmem_freepages() to struct slab mm/slub: Finish struct page to struct slab conversion mm/slub: Convert most struct page to struct slab by spatch mm/slub: Convert pfmemalloc_match() to take a struct slab mm/slub: Convert __free_slab() to use struct slab mm/slub: Convert alloc_slab_page() to return a struct slab mm/slub: Convert print_page_info() to print_slab_info() ...
2022-01-10Merge branch 'random-5.17-for-linus' of ↵Linus Torvalds23-309/+341
git://git.kernel.org/pub/scm/linux/kernel/git/crng/random Pull random number generator updates from Jason Donenfeld: "These a bit more numerous than usual for the RNG, due to folks resubmitting patches that had been pending prior and generally renewed interest. There are a few categories of patches in here: 1) Dominik Brodowski and I traded a series back and forth for a some weeks that fixed numerous issues related to seeds being provided at extremely early boot by the firmware, before other parts of the kernel or of the RNG have been initialized, both fixing some crashes and addressing correctness around early boot randomness. One of these is marked for stable. 2) I replaced the RNG's usage of SHA-1 with BLAKE2s in the entropy extractor, and made the construction a bit safer and more standard. This was sort of a long overdue low hanging fruit, as we were supposed to have phased out SHA-1 usage quite some time ago (even if all we needed here was non-invertibility). Along the way it also made extraction 131% faster. This required a bit of Kconfig and symbol plumbing to make things work well with the crypto libraries, which is one of the reasons why I'm sending you this pull early in the cycle. 3) I got rid of a truly superfluous call to RDRAND in the hot path, which resulted in a whopping 370% increase in performance. 4) Sebastian Andrzej Siewior sent some patches regarding PREEMPT_RT, the full series of which wasn't ready yet, but the first two preparatory cleanups were good on their own. One of them touches files in kernel/irq/, which is the other reason why I'm sending you this pull early in the cycle. 5) Other assorted correctness fixes from Eric Biggers, Jann Horn, Mark Brown, Dominik Brodowski, and myself" * 'random-5.17-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random: random: don't reset crng_init_cnt on urandom_read() random: avoid superfluous call to RDRAND in CRNG extraction random: early initialization of ChaCha constants random: use IS_ENABLED(CONFIG_NUMA) instead of ifdefs random: harmonize "crng init done" messages random: mix bootloader randomness into pool random: do not throw away excess input to crng_fast_load random: do not re-init if crng_reseed completes before primary init random: fix crash on multiple early calls to add_bootloader_randomness() random: do not sign extend bytes for rotation when mixing random: use BLAKE2s instead of SHA1 in extraction lib/crypto: blake2s: include as built-in random: fix data race on crng init time random: fix data race on crng_node_pool irq: remove unused flags argument from __handle_irq_event_percpu() random: remove unused irq_flags argument from add_interrupt_randomness() random: document add_hwgenerator_randomness() with other input functions MAINTAINERS: add git tree for random.c
2022-01-10Merge tag 'seccomp-v5.17-rc1' of ↵Linus Torvalds1-6/+50
git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux Pull seccomp updates from Kees Cook: "The core seccomp code hasn't changed for this cycle, but the selftests were improved while helping to debug the recent signal handling refactoring work Eric did. Summary: - Improve seccomp selftests in support of signal handler refactoring (Kees Cook)" * tag 'seccomp-v5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: selftests/seccomp: Report event mismatches more clearly selftests/seccomp: Stop USER_NOTIF test if kcmp() fails