- 04 Oct, 2022 32 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/auditLinus Torvalds authored
Pull audit updates from Paul Moore: "Six audit patches for v6.1, most are pretty trivial, but a quick list of the highlights are below: - Only free the audit proctitle information on task exit. This allows us to cache the information and improve performance slightly. - Use the time_after() macro to do time comparisons instead of doing it directly and potentially causing ourselves problems when the timer wraps. - Convert an audit_context state comparison from a relative enum comparison, e.g. (x < y), to a not-equal comparison to ensure that we are not caught out at some unknown point in the future by an enum shuffle. - A handful of small cleanups such as tidying up comments and removing unused declarations" * tag 'audit-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit: audit: remove selinux_audit_rule_update() declaration audit: use time_after to compare time audit: free audit_proctitle only on task exit audit: explicitly check audit_context->context enum value audit: audit_context pid unused, context enum comment fix audit: fix repeated words in comments
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cleanups from Borislav Petkov: - The usual round of smaller fixes and cleanups all over the tree * tag 'x86_cleanups_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/cpu: Include the header of init_ia32_feat_ctl()'s prototype x86/uaccess: Improve __try_cmpxchg64_user_asm() for x86_32 x86: Fix various duplicate-word comment typos x86/boot: Remove superfluous type casting from arch/x86/boot/bitops.h
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cache resource control updates from Borislav Petkov: - More work by James Morse to disentangle the resctrl filesystem generic code from the architectural one with the endgoal of plugging ARM's MPAM implementation into it too so that the user interface remains the same - Properly restore the MSR_MISC_FEATURE_CONTROL value instead of blindly overwriting it to 0 * tag 'x86_cache_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (22 commits) x86/resctrl: Make resctrl_arch_rmid_read() return values in bytes x86/resctrl: Add resctrl_rmid_realloc_limit to abstract x86's boot_cpu_data x86/resctrl: Rename and change the units of resctrl_cqm_threshold x86/resctrl: Move get_corrected_mbm_count() into resctrl_arch_rmid_read() x86/resctrl: Move mbm_overflow_count() into resctrl_arch_rmid_read() x86/resctrl: Pass the required parameters into resctrl_arch_rmid_read() x86/resctrl: Abstract __rmid_read() x86/resctrl: Allow per-rmid arch private storage to be reset x86/resctrl: Add per-rmid arch private storage for overflow and chunks x86/resctrl: Calculate bandwidth from the previous __mon_event_count() chunks x86/resctrl: Allow update_mba_bw() to update controls directly x86/resctrl: Remove architecture copy of mbps_val x86/resctrl: Switch over to the resctrl mbps_val list x86/resctrl: Create mba_sc configuration in the rdt_domain x86/resctrl: Abstract and use supports_mba_mbps() x86/resctrl: Remove set_mba_sc()s control array re-initialisation x86/resctrl: Add domain offline callback for resctrl work x86/resctrl: Group struct rdt_hw_domain cleanup x86/resctrl: Add domain online callback for resctrl work x86/resctrl: Merge mon_capable and mon_enabled ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x75 microcode loader updates from Borislav Petkov: - Get rid of a single ksize() usage - By popular demand, print the previous microcode revision an update was done over - Remove more code related to the now gone MICROCODE_OLD_INTERFACE - Document the problems stemming from microcode late loading * tag 'x86_microcode_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/microcode/AMD: Track patch allocation size explicitly x86/microcode: Print previous version of microcode after reload x86/microcode: Remove ->request_microcode_user() x86/microcode: Document the whole late loading problem
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 paravirt fix from Borislav Petkov: - Ensure paravirt patching site descriptors are aligned properly so that code can do proper arithmetic with their addresses * tag 'x86_paravirt_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/paravirt: Ensure proper alignment
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull misc x86 fixes from Borislav Petkov: - Drop misleading "RIP" from the opcodes dumping message - Correct APM entry's Konfig help text * tag 'x86_misc_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/dumpstack: Don't mention RIP in "Code: " x86/Kconfig: Specify idle=poll instead of no-hlt
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 asm update from Borislav Petkov: - Use the __builtin_ffs/ctzl() compiler builtins for the constant argument case in the kernel's optimized ffs()/ffz() helpers in order to make use of the compiler's constant folding optmization passes. * tag 'x86_asm_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/asm/bitops: Use __builtin_ctzl() to evaluate constant expressions x86/asm/bitops: Use __builtin_ffs() to evaluate constant expressions
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 core fixes from Borislav Petkov: - Make sure an INT3 is slapped after every unconditional retpoline JMP as both vendors suggest - Clean up pciserial a bit * tag 'x86_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86,retpoline: Be sure to emit INT3 after JMP *%\reg x86/earlyprintk: Clean up pciserial
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 APIC update from Borislav Petkov: - Add support for locking the APIC in X2APIC mode to prevent SGX enclave leaks * tag 'x86_apic_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/apic: Don't disable x2APIC if locked
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 RAS updates from Borislav Petkov: - Fix the APEI MCE callback handler to consult the hardware about the granularity of the memory error instead of hard-coding it - Offline memory pages on Intel machines after 2 errors reported per page * tag 'ras_core_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mce: Retrieve poison range from hardware RAS/CEC: Reduce offline page threshold for Intel systems
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cpu updates from Borislav Petkov: - Print the CPU number at segfault time. The number printed is not always accurate (preemption is enabled at that time) but the print string contains "likely" and after a lot of back'n'forth on this, this was the consensus that was reached. See thread at [1]. - After a *lot* of testing and polishing, finally the clear_user() improvements to inline REP; STOSB by default Link: https://lore.kernel.org/r/5d62c1d0-7425-d5bb-ecb5-1dc3b4d7d245@intel.com [1] * tag 'x86_cpu_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mm: Print likely CPU at segfault time x86/clear_user: Make it faster
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 SGX update from Borislav Petkov: - Improve the documentation of a couple of SGX functions handling backing storage * tag 'x86_sgx_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/sgx: Improve comments for sgx_encl_lookup/alloc_backing()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 RTC cleanups from Borislav Petkov: - Cleanup x86/rtc.c and delete duplicated functionality in favor of using the respective functionality from the RTC library * tag 'x86_timers_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/rtc: Rename mach_set_rtc_mmss() to mach_set_cmos_time() x86/rtc: Rewrite & simplify mach_get_cmos_time() by deleting duplicated functionality
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 platform update from Borislav Petkov: "A single x86/platform improvement when the kernel is running as an ACRN guest: - Get TSC and CPU frequency from CPUID leaf 0x40000010 when the kernel is running as a guest on the ACRN hypervisor" * tag 'x86_platform_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/acrn: Set up timekeeping
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git://git.kernel.org/pub/scm/linux/kernel/git/ras/rasLinus Torvalds authored
Pull EDAC updates from Borislav Petkov: - Add support for Skylake-S CPUs to ie31200_edac - Improve error decoding speed of the Intel drivers by avoiding the ACPI facilities but doing decoding in the driver itself - Other misc improvements to the Intel drivers - The usual cleanups and fixlets all over EDAC land * tag 'edac_updates_for_v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras: EDAC/i7300: Correct the i7300_exit() function name in comment x86/sb_edac: Add row column translation for Broadwell EDAC/i10nm: Print an extra register set of retry_rd_err_log EDAC/i10nm: Retrieve and print retry_rd_err_log registers for HBM EDAC/skx_common: Add ChipSelect ADXL component EDAC/ppc_4xx: Reorder symbols to get rid of a few forward declarations EDAC: Remove obsolete declarations in edac_module.h EDAC/i10nm: Add driver decoder for Ice Lake and Tremont CPUs EDAC/skx_common: Make output format similar EDAC/skx_common: Use driver decoder first EDAC/mc: Drop duplicated dimm->nr_pages debug printout EDAC/mc: Replace spaces with tabs in memtype flags definition EDAC/wq: Remove unneeded flush_workqueue() EDAC/ie31200: Add Skylake-S support
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Borislav Petkov authored
Combine all queued EDAC changes for submission into v6.1: * edac-drivers: EDAC/ie31200: Add Skylake-S support * edac-misc: EDAC/i7300: Correct the i7300_exit() function name in comment x86/sb_edac: Add row column translation for Broadwell EDAC/i10nm: Print an extra register set of retry_rd_err_log EDAC/i10nm: Retrieve and print retry_rd_err_log registers for HBM EDAC/skx_common: Add ChipSelect ADXL component EDAC/ppc_4xx: Reorder symbols to get rid of a few forward declarations EDAC: Remove obsolete declarations in edac_module.h EDAC/i10nm: Add driver decoder for Ice Lake and Tremont CPUs EDAC/skx_common: Make output format similar EDAC/skx_common: Use driver decoder first EDAC/mc: Drop duplicated dimm->nr_pages debug printout EDAC/mc: Replace spaces with tabs in memtype flags definition EDAC/wq: Remove unneeded flush_workqueue() Signed-off-by: Borislav Petkov <bp@suse.de>
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Linus Torvalds authored
Merge tag 'statx-dioalign-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux Pull STATX_DIOALIGN support from Eric Biggers: "Make statx() support reporting direct I/O (DIO) alignment information. This provides a generic interface for userspace programs to determine whether a file supports DIO, and if so with what alignment restrictions. Specifically, STATX_DIOALIGN works on block devices, and on regular files when their containing filesystem has implemented support. An interface like this has been requested for years, since the conditions for when DIO is supported in Linux have gotten increasingly complex over time. Today, DIO support and alignment requirements can be affected by various filesystem features such as multi-device support, data journalling, inline data, encryption, verity, compression, checkpoint disabling, log-structured mode, etc. Further complicating things, Linux v6.0 relaxed the traditional rule of DIO needing to be aligned to the block device's logical block size; now user buffers (but not file offsets) only need to be aligned to the DMA alignment. The approach of uplifting the XFS specific ioctl XFS_IOC_DIOINFO was discarded in favor of creating a clean new interface with statx(). For more information, see the individual commits and the man page update[1]" Link: https://lore.kernel.org/r/20220722074229.148925-1-ebiggers@kernel.org [1] * tag 'statx-dioalign-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux: xfs: support STATX_DIOALIGN f2fs: support STATX_DIOALIGN f2fs: simplify f2fs_force_buffered_io() f2fs: move f2fs_force_buffered_io() into file.c ext4: support STATX_DIOALIGN fscrypt: change fscrypt_dio_supported() to prepare for STATX_DIOALIGN vfs: support STATX_DIOALIGN on block devices statx: add direct I/O alignment information
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git://git.kernel.org/pub/scm/fs/fscrypt/fscryptLinus Torvalds authored
Pull fsverity updates from Eric Biggers: "Minor changes to convert uses of kmap() to kmap_local_page()" * tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt: fs-verity: use kmap_local_page() instead of kmap() fs-verity: use memcpy_from_page()
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git://git.kernel.org/pub/scm/fs/fscrypt/fscryptLinus Torvalds authored
Pull fscrypt updates from Eric Biggers: "This release contains some implementation changes, but no new features: - Rework the implementation of the fscrypt filesystem-level keyring to not be as tightly coupled to the keyrings subsystem. This resolves several issues. - Eliminate most direct uses of struct request_queue from fs/crypto/, since struct request_queue is considered to be a block layer implementation detail. - Stop using the PG_error flag to track decryption failures. This is a prerequisite for freeing up PG_error for other uses" * tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt: fscrypt: work on block_devices instead of request_queues fscrypt: stop holding extra request_queue references fscrypt: stop using keyrings subsystem for fscrypt_master_key fscrypt: stop using PG_error to track error status fscrypt: remove fscrypt_set_test_dummy_encryption()
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git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlmLinus Torvalds authored
Pull dlm updates from David Teigland: - Fix a couple races found with a new torture test - Improve errors when api functions are used incorrectly - Improve tracing for lock requests from user space - Fix use after free in recently added tracing cod. - Small internal code cleanups * tag 'dlm-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm: fs: dlm: fix possible use after free if tracing fs: dlm: const void resource name parameter fs: dlm: LSFL_CB_DELAY only for kernel lockspaces fs: dlm: remove DLM_LSFL_FS from uapi fs: dlm: trace user space callbacks fs: dlm: change ls_clear_proc_locks to spinlock fs: dlm: remove dlm_del_ast prototype fs: dlm: handle rcom in else if branch fs: dlm: allow lockspaces have zero lvblen fs: dlm: fix invalid derefence of sb_lvbptr fs: dlm: handle -EINVAL as log_error() fs: dlm: use __func__ for function name fs: dlm: handle -EBUSY first in unlock validation fs: dlm: handle -EBUSY first in lock arg validation fs: dlm: fix race between test_bit() and queue_work() fs: dlm: fix race in lowcomms
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git://git.kernel.org/pub/scm/linux/kernel/git/cel/linuxLinus Torvalds authored
Pull nfsd updates from Chuck Lever: "This release is mostly bug fixes, clean-ups, and optimizations. One notable set of fixes addresses a subtle buffer overflow issue that occurs if a small RPC Call message arrives in an oversized RPC record. This is only possible on a framed RPC transport such as TCP. Because NFSD shares the receive and send buffers in one set of pages, an oversized RPC record steals pages from the send buffer that will be used to construct the RPC Reply message. NFSD must not assume that a full-sized buffer is always available to it; otherwise, it will walk off the end of the send buffer while constructing its reply. In this release, we also introduce the ability for the server to wait a moment for clients to return delegations before it responds with NFS4ERR_DELAY. This saves a retransmit and a network round- trip when a delegation recall is needed. This work will be built upon in future releases. The NFS server adds another shrinker to its collection. Because courtesy clients can linger for quite some time, they might be freeable when the server host comes under memory pressure. A new shrinker has been added that releases courtesy client resources during low memory scenarios. Lastly, of note: the maximum number of operations per NFSv4 COMPOUND that NFSD can handle is increased from 16 to 50. There are NFSv4 client implementations that need more than 16 to successfully perform a mount operation that uses a pathname with many components" * tag 'nfsd-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux: (53 commits) nfsd: extra checks when freeing delegation stateids nfsd: make nfsd4_run_cb a bool return function nfsd: fix comments about spinlock handling with delegations nfsd: only fill out return pointer on success in nfsd4_lookup_stateid NFSD: fix use-after-free on source server when doing inter-server copy NFSD: Cap rsize_bop result based on send buffer size NFSD: Rename the fields in copy_stateid_t nfsd: use DEFINE_SHOW_ATTRIBUTE to define nfsd_file_cache_stats_fops nfsd: use DEFINE_SHOW_ATTRIBUTE to define nfsd_reply_cache_stats_fops nfsd: use DEFINE_SHOW_ATTRIBUTE to define client_info_fops nfsd: use DEFINE_SHOW_ATTRIBUTE to define export_features_fops and supported_enctypes_fops nfsd: use DEFINE_PROC_SHOW_ATTRIBUTE to define nfsd_proc_ops NFSD: Pack struct nfsd4_compoundres NFSD: Remove unused nfsd4_compoundargs::cachetype field NFSD: Remove "inline" directives on op_rsize_bop helpers NFSD: Clean up nfs4svc_encode_compoundres() SUNRPC: Fix typo in xdr_buf_subsegment's kdoc comment NFSD: Clean up WRITE arg decoders NFSD: Use xdr_inline_decode() to decode NFSv3 symlinks NFSD: Refactor common code out of dirlist helpers ...
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git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofsLinus Torvalds authored
Pull erofs updates from Gao Xiang: "In this cycle, for container use cases, fscache-based shared domain is introduced [1] so that data blobs in the same domain will be storage deduplicated and it will also be used for page cache sharing later. Also, a special packed inode is now introduced to record inode fragments which keep the tail part of files by Yue Hu [2]. You can keep arbitary length or (at will) the whole file as a fragment and then fragments can be optionally compressed in the packed inode together and even deduplicated for smaller image sizes. In addition to that, global compressed data deduplication by sharing partial-referenced pclusters is also supported in this cycle. Summary: - Introduce fscache-based domain to share blobs between images - Support recording fragments in a special packed inode - Support partial-referenced pclusters for global compressed data deduplication - Fix an order >= MAX_ORDER warning due to crafted negative i_size - Several cleanups" Link: https://lore.kernel.org/r/20220916085940.89392-1-zhujia.zj@bytedance.com [1] Link: https://lore.kernel.org/r/cover.1663065968.git.huyue2@coolpad.com [2] * tag 'erofs-for-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs: erofs: clean up erofs_iget() erofs: clean up unnecessary code and comments erofs: fold in z_erofs_reload_indexes() erofs: introduce partial-referenced pclusters erofs: support on-disk compressed fragments data erofs: support interlaced uncompressed data for compressed files erofs: clean up .read_folio() and .readahead() in fscache mode erofs: introduce 'domain_id' mount option erofs: Support sharing cookies in the same domain erofs: introduce a pseudo mnt to manage shared cookies erofs: introduce fscache-based domain erofs: code clean up for fscache erofs: use kill_anon_super() to kill super in fscache mode erofs: fix order >= MAX_ORDER warning due to crafted negative i_size
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmappingLinus Torvalds authored
Pull fatfs vfsuid conversion from Christian Brauner: "Last cycle we introduced the new vfs{g,u}id_t types that we had agreed on. The most important parts of the vfs have been converted but there are a few more places we need to switch before we can remove the old helpers completely. This cycle we converted all filesystems that called idmapped mount helpers directly. The affected filesystems are f2fs, fat, fuse, ksmbd, overlayfs, and xfs. We've sent patches for all of them. Looking at -next f2fs, ksmbd, overlayfs, and xfs have all picked up these patches and they should land in mainline during the v6.1 merge window. So all filesystems that have a separate tree should send the vfsuid conversion themselves. Onle the fat conversion is going through this generic fs trees because there is no fat tree. In order to change time settings on an inode fat checks that the caller either is the owner of the inode or the inode's group is in the caller's group list. If fat is on an idmapped mount we compare whether the inode mapped into the mount is equivalent to the caller's fsuid. If it isn't we compare whether the inode's group mapped into the mount is in the caller's group list. We now use the new vfsuid based helpers for that" * tag 'fs.vfsuid.fat.v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping: fat: port to vfs{g,u}id_t and associated helpers
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git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmappingLinus Torvalds authored
Pull vfs acl updates from Christian Brauner: "These are general fixes and preparatory changes related to the ongoing posix acl rework. The actual rework where we build a type safe posix acl api wasn't ready for this merge window but we're hopeful for the next merge window. General fixes: - Some filesystems like 9p and cifs have to implement custom posix acl handlers because they require access to the dentry in order to set and get posix acls while the set and get inode operations currently don't. But the ntfs3 filesystem has no such requirement and thus implemented custom posix acl xattr handlers when it really didn't have to. So this pr contains patch that just implements set and get inode operations for ntfs3 and switches it to rely on the generic posix acl xattr handlers. (We would've appreciated reviews from the ntfs3 maintainers but we didn't get any. But hey, if we really broke it we'll fix it. But fstests for ntfs3 said it's fine.) - The posix_acl_fix_xattr_common() helper has been adapted so it can be used by a few more callers and avoiding open-coding the same checks over and over. Other than the two general fixes this series introduces a new helper vfs_set_acl_prepare(). The reason for this helper is so that we can mitigate one of the source that change {g,u}id values directly in the uapi struct. With the vfs_set_acl_prepare() helper we can move the idmapped mount fixup into the generic posix acl set handler. The advantage of this is that it allows us to remove the posix_acl_setxattr_idmapped_mnt() helper which so far we had to call in vfs_setxattr() to account for idmapped mounts. While semantically correct the problem with this approach was that we had to keep the value parameter of the generic vfs_setxattr() call as non-const. This is rectified in this series. Ultimately, we will get rid of all the extreme kludges and type unsafety once we have merged the posix api - hopefully during the next merge window - built solely around get and set inode operations. Which incidentally will also improve handling of posix acls in security and especially in integrity modesl. While this will come with temporarily having two inode operation for posix acls that is nothing compared to the problems we have right now and so well worth it. We'll end up with something that we can actually reason about instead of needing to write novels to explain what's going on" * tag 'fs.acl.rework.prep.v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping: xattr: always us is_posix_acl_xattr() helper acl: fix the comments of posix_acl_xattr_set xattr: constify value argument in vfs_setxattr() ovl: use vfs_set_acl_prepare() acl: move idmapping handling into posix_acl_xattr_set() acl: add vfs_set_acl_prepare() acl: return EOPNOTSUPP in posix_acl_fix_xattr_common() ntfs3: rework xattr handlers and switch to POSIX ACL VFS helpers
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git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfsLinus Torvalds authored
Pull coredump fix from Al Viro: "Brown paper bag bug fix for the coredumping fix late in the 6.0 release cycle" * tag 'pull-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: [brown paperbag] fix coredump breakage
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsmLinus Torvalds authored
Pull LSM updates from Paul Moore: "Seven patches for the LSM layer and we've got a mix of trivial and significant patches. Highlights below, starting with the smaller bits first so they don't get lost in the discussion of the larger items: - Remove some redundant NULL pointer checks in the common LSM audit code. - Ratelimit the lockdown LSM's access denial messages. With this change there is a chance that the last visible lockdown message on the console is outdated/old, but it does help preserve the initial series of lockdown denials that started the denial message flood and my gut feeling is that these might be the more valuable messages. - Open userfaultfds as readonly instead of read/write. While this code obviously lives outside the LSM, it does have a noticeable impact on the LSMs with Ondrej explaining the situation in the commit description. It is worth noting that this patch languished on the VFS list for over a year without any comments (objections or otherwise) so I took the liberty of pulling it into the LSM tree after giving fair notice. It has been in linux-next since the end of August without any noticeable problems. - Add a LSM hook for user namespace creation, with implementations for both the BPF LSM and SELinux. Even though the changes are fairly small, this is the bulk of the diffstat as we are also including BPF LSM selftests for the new hook. It's also the most contentious of the changes in this pull request with Eric Biederman NACK'ing the LSM hook multiple times during its development and discussion upstream. While I've never taken NACK's lightly, I'm sending these patches to you because it is my belief that they are of good quality, satisfy a long-standing need of users and distros, and are in keeping with the existing nature of the LSM layer and the Linux Kernel as a whole. The patches in implement a LSM hook for user namespace creation that allows for a granular approach, configurable at runtime, which enables both monitoring and control of user namespaces. The general consensus has been that this is far preferable to the other solutions that have been adopted downstream including outright removal from the kernel, disabling via system wide sysctls, or various other out-of-tree mechanisms that users have been forced to adopt since we haven't been able to provide them an upstream solution for their requests. Eric has been steadfast in his objections to this LSM hook, explaining that any restrictions on the user namespace could have significant impact on userspace. While there is the possibility of impacting userspace, it is important to note that this solution only impacts userspace when it is requested based on the runtime configuration supplied by the distro/admin/user. Frederick (the pathset author), the LSM/security community, and myself have tried to work with Eric during development of this patchset to find a mutually acceptable solution, but Eric's approach and unwillingness to engage in a meaningful way have made this impossible. I have CC'd Eric directly on this pull request so he has a chance to provide his side of the story; there have been no objections outside of Eric's" * tag 'lsm-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm: lockdown: ratelimit denial messages userfaultfd: open userfaultfds with O_RDONLY selinux: Implement userns_create hook selftests/bpf: Add tests verifying bpf lsm userns_create hook bpf-lsm: Make bpf_lsm_userns_create() sleepable security, lsm: Introduce security_create_user_ns() lsm: clean up redundant NULL pointer check
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinuxLinus Torvalds authored
Pull SELinux updates from Paul Moore: "Six SELinux patches, all are simple and easily understood, but a list of the highlights is below: - Use 'grep -E' instead of 'egrep' in the SELinux policy install script. Fun fact, this seems to be GregKH's *second* dedicated SELinux patch since we transitioned to git (ignoring merges, the SPDX stuff, and a trivial fs reference removal when lustre was yanked); the first was back in 2011 when selinuxfs was placed in /sys/fs/selinux. Oh, the memories ... - Convert the SELinux policy boolean values to use signed integer types throughout the SELinux kernel code. Prior to this we were using a mix of signed and unsigned integers which was probably okay in this particular case, but it is definitely not a good idea in general. - Remove a reference to the SELinux runtime disable functionality in /etc/selinux/config as we are in the process of deprecating that. See [1] for more background on this if you missed the previous notes on the deprecation. - Minor cleanups: remove unneeded variables and function parameter constification" Link: https://github.com/SELinuxProject/selinux-kernel/wiki/DEPRECATE-runtime-disable [1] * tag 'selinux-pr-20221003' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux: selinux: remove runtime disable message in the install_policy.sh script selinux: use "grep -E" instead of "egrep" selinux: remove the unneeded result variable selinux: declare read-only parameters const selinux: use int arrays for boolean values selinux: remove an unneeded variable in sel_make_class_dir_entries()
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git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrityLinus Torvalds authored
Pull integrity updates from Mimi Zohar: "Just two bug fixes" * tag 'integrity-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity: efi: Correct Macmini DMI match in uefi cert quirk ima: fix blocking of security.ima xattrs of unsupported algorithms
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https://github.com/cschaufler/smack-nextLinus Torvalds authored
Pull smack updates from Casey Schaufler: "Two minor code clean-ups: one removes constants left over from the old mount API, while the other gets rid of an unneeded variable. The other change fixes a flaw in handling IPv6 labeling" * tag 'Smack-for-6.1' of https://github.com/cschaufler/smack-next: smack: cleanup obsolete mount option flags smack: lsm: remove the unneeded result variable SMACK: Add sk_clone_security LSM hook
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Al Viro authored
Let me count the ways in which I'd screwed up: * when emitting a page, handling of gaps in coredump should happen before fetching the current file position. * fix for a problem that occurs on rather uncommon setups (and hadn't been observed in the wild) had been sent very late in the cycle. * ... with badly insufficient testing, introducing an easily reproducible breakage. Without giving it time to soak in -next. Fucked-up-by: Al Viro <viro@zeniv.linux.org.uk> Reported-by: "J. R. Okajima" <hooanon05g@gmail.com> Tested-by: "J. R. Okajima" <hooanon05g@gmail.com> Fixes: 06bbaa6d "[coredump] don't use __kernel_write() on kmap_local_page()" Cc: stable@kernel.org # v6.0-only Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull kernel hardening updates from Kees Cook: "Most of the collected changes here are fixes across the tree for various hardening features (details noted below). The most notable new feature here is the addition of the memcpy() overflow warning (under CONFIG_FORTIFY_SOURCE), which is the next step on the path to killing the common class of "trivially detectable" buffer overflow conditions (i.e. on arrays with sizes known at compile time) that have resulted in many exploitable vulnerabilities over the years (e.g. BleedingTooth). This feature is expected to still have some undiscovered false positives. It's been in -next for a full development cycle and all the reported false positives have been fixed in their respective trees. All the known-bad code patterns we could find with Coccinelle are also either fixed in their respective trees or in flight. The commit message in commit 54d9469b ("fortify: Add run-time WARN for cross-field memcpy()") for the feature has extensive details, but I'll repeat here that this is a warning _only_, and is not intended to actually block overflows (yet). The many patches fixing array sizes and struct members have been landing for several years now, and we're finally able to turn this on to find any remaining stragglers. Summary: Various fixes across several hardening areas: - loadpin: Fix verity target enforcement (Matthias Kaehlcke). - zero-call-used-regs: Add missing clobbers in paravirt (Bill Wendling). - CFI: clean up sparc function pointer type mismatches (Bart Van Assche). - Clang: Adjust compiler flag detection for various Clang changes (Sami Tolvanen, Kees Cook). - fortify: Fix warnings in arch-specific code in sh, ARM, and xen. Improvements to existing features: - testing: improve overflow KUnit test, introduce fortify KUnit test, add more coverage to LKDTM tests (Bart Van Assche, Kees Cook). - overflow: Relax overflow type checking for wider utility. New features: - string: Introduce strtomem() and strtomem_pad() to fill a gap in strncpy() replacement needs. - um: Enable FORTIFY_SOURCE support. - fortify: Enable run-time struct member memcpy() overflow warning" * tag 'hardening-v6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: (27 commits) Makefile.extrawarn: Move -Wcast-function-type-strict to W=1 hardening: Remove Clang's enable flag for -ftrivial-auto-var-init=zero sparc: Unbreak the build x86/paravirt: add extra clobbers with ZERO_CALL_USED_REGS enabled x86/paravirt: clean up typos and grammaros fortify: Convert to struct vs member helpers fortify: Explicitly check bounds are compile-time constants x86/entry: Work around Clang __bdos() bug ARM: decompressor: Include .data.rel.ro.local fortify: Adjust KUnit test for modular build sh: machvec: Use char[] for section boundaries kunit/memcpy: Avoid pathological compile-time string size lib: Improve the is_signed_type() kunit test LoadPin: Require file with verity root digests to have a header dm: verity-loadpin: Only trust verity targets with enforcement LoadPin: Fix Kconfig doc about format of file with verity digests um: Enable FORTIFY_SOURCE lkdtm: Update tests for memcpy() run-time warnings fortify: Add run-time WARN for cross-field memcpy() fortify: Use SIZE_MAX instead of (size_t)-1 ...
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull kcfi updates from Kees Cook: "This replaces the prior support for Clang's standard Control Flow Integrity (CFI) instrumentation, which has required a lot of special conditions (e.g. LTO) and work-arounds. The new implementation ("Kernel CFI") is specific to C, directly designed for the Linux kernel, and takes advantage of architectural features like x86's IBT. This series retains arm64 support and adds x86 support. GCC support is expected in the future[1], and additional "generic" architectural support is expected soon[2]. Summary: - treewide: Remove old CFI support details - arm64: Replace Clang CFI support with Clang KCFI support - x86: Introduce Clang KCFI support" Link: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107048 [1] Link: https://github.com/samitolvanen/llvm-project/commits/kcfi_generic [2] * tag 'kcfi-v6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: (22 commits) x86: Add support for CONFIG_CFI_CLANG x86/purgatory: Disable CFI x86: Add types to indirectly called assembly functions x86/tools/relocs: Ignore __kcfi_typeid_ relocations kallsyms: Drop CONFIG_CFI_CLANG workarounds objtool: Disable CFI warnings objtool: Preserve special st_shndx indexes in elf_update_symbol treewide: Drop __cficanonical treewide: Drop WARN_ON_FUNCTION_MISMATCH treewide: Drop function_nocfi init: Drop __nocfi from __init arm64: Drop unneeded __nocfi attributes arm64: Add CFI error handling arm64: Add types to indirect called assembly functions psci: Fix the function type for psci_initcall_t lkdtm: Emit an indirect call for CFI tests cfi: Add type helper macros cfi: Switch to -fsanitize=kcfi cfi: Drop __CFI_ADDRESSABLE cfi: Remove CONFIG_CFI_CLANG_SHADOW ...
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- 03 Oct, 2022 8 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull execve updates from Kees Cook: "This removes a.out support globally; it has been disabled for a while now. - Remove a.out implementation globally (Eric W. Biederman) - Remove unused linux_binprm::taso member (Lukas Bulwahn)" * tag 'execve-v6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: binfmt: remove taso from linux_binprm struct a.out: Remove the a.out implementation
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https://github.com/Rust-for-Linux/linuxLinus Torvalds authored
Pull Rust introductory support from Kees Cook: "The tree has a recent base, but has fundamentally been in linux-next for a year and a half[1]. It's been updated based on feedback from the Kernel Maintainer's Summit, and to gain recent Reviewed-by: tags. Miguel is the primary maintainer, with me helping where needed/wanted. Our plan is for the tree to switch to the standard non-rebasing practice once this initial infrastructure series lands. The contents are the absolute minimum to get Rust code building in the kernel, with many more interfaces[2] (and drivers - NVMe[3], 9p[4], M1 GPU[5]) on the way. The initial support of Rust-for-Linux comes in roughly 4 areas: - Kernel internals (kallsyms expansion for Rust symbols, %pA format) - Kbuild infrastructure (Rust build rules and support scripts) - Rust crates and bindings for initial minimum viable build - Rust kernel documentation and samples Rust support has been in linux-next for a year and a half now, and the short log doesn't do justice to the number of people who have contributed both to the Linux kernel side but also to the upstream Rust side to support the kernel's needs. Thanks to these 173 people, and many more, who have been involved in all kinds of ways: Miguel Ojeda, Wedson Almeida Filho, Alex Gaynor, Boqun Feng, Gary Guo, Björn Roy Baron, Andreas Hindborg, Adam Bratschi-Kaye, Benno Lossin, Maciej Falkowski, Finn Behrens, Sven Van Asbroeck, Asahi Lina, FUJITA Tomonori, John Baublitz, Wei Liu, Geoffrey Thomas, Philip Herron, Arthur Cohen, David Faust, Antoni Boucher, Philip Li, Yujie Liu, Jonathan Corbet, Greg Kroah-Hartman, Paul E. McKenney, Josh Triplett, Kent Overstreet, David Gow, Alice Ryhl, Robin Randhawa, Kees Cook, Nick Desaulniers, Matthew Wilcox, Linus Walleij, Joe Perches, Michael Ellerman, Petr Mladek, Masahiro Yamada, Arnaldo Carvalho de Melo, Andrii Nakryiko, Konstantin Shelekhin, Rasmus Villemoes, Konstantin Ryabitsev, Stephen Rothwell, Andy Shevchenko, Sergey Senozhatsky, John Paul Adrian Glaubitz, David Laight, Nathan Chancellor, Jonathan Cameron, Daniel Latypov, Shuah Khan, Brendan Higgins, Julia Lawall, Laurent Pinchart, Geert Uytterhoeven, Akira Yokosawa, Pavel Machek, David S. Miller, John Hawley, James Bottomley, Arnd Bergmann, Christian Brauner, Dan Robertson, Nicholas Piggin, Zhouyi Zhou, Elena Zannoni, Jose E. Marchesi, Leon Romanovsky, Will Deacon, Richard Weinberger, Randy Dunlap, Paolo Bonzini, Roland Dreier, Mark Brown, Sasha Levin, Ted Ts'o, Steven Rostedt, Jarkko Sakkinen, Michal Kubecek, Marco Elver, Al Viro, Keith Busch, Johannes Berg, Jan Kara, David Sterba, Connor Kuehl, Andy Lutomirski, Andrew Lunn, Alexandre Belloni, Peter Zijlstra, Russell King, Eric W. Biederman, Willy Tarreau, Christoph Hellwig, Emilio Cobos Álvarez, Christian Poveda, Mark Rousskov, John Ericson, TennyZhuang, Xuanwo, Daniel Paoliello, Manish Goregaokar, comex, Josh Stone, Stephan Sokolow, Philipp Krones, Guillaume Gomez, Joshua Nelson, Mats Larsen, Marc Poulhiès, Samantha Miller, Esteban Blanc, Martin Schmidt, Martin Rodriguez Reboredo, Daniel Xu, Viresh Kumar, Bartosz Golaszewski, Vegard Nossum, Milan Landaverde, Dariusz Sosnowski, Yuki Okushi, Matthew Bakhtiari, Wu XiangCheng, Tiago Lam, Boris-Chengbiao Zhou, Sumera Priyadarsini, Viktor Garske, Niklas Mohrin, Nándor István Krácser, Morgan Bartlett, Miguel Cano, Léo Lanteri Thauvin, Julian Merkle, Andreas Reindl, Jiapeng Chong, Fox Chen, Douglas Su, Antonio Terceiro, SeongJae Park, Sergio González Collado, Ngo Iok Ui (Wu Yu Wei), Joshua Abraham, Milan, Daniel Kolsoi, ahomescu, Manas, Luis Gerhorst, Li Hongyu, Philipp Gesang, Russell Currey, Jalil David Salamé Messina, Jon Olson, Raghvender, Angelos, Kaviraj Kanagaraj, Paul Römer, Sladyn Nunes, Mauro Baladés, Hsiang-Cheng Yang, Abhik Jain, Hongyu Li, Sean Nash, Yuheng Su, Peng Hao, Anhad Singh, Roel Kluin, Sara Saa, Geert Stappers, Garrett LeSage, IFo Hancroft, and Linus Torvalds" Link: https://lwn.net/Articles/849849/ [1] Link: https://github.com/Rust-for-Linux/linux/commits/rust [2] Link: https://github.com/metaspace/rust-linux/commit/d88c3744d6cbdf11767e08bad56cbfb67c4c96d0 [3] Link: https://github.com/wedsonaf/linux/commit/9367032607f7670de0ba1537cf09ab0f4365a338 [4] Link: https://github.com/AsahiLinux/linux/commits/gpu/rust-wip [5] * tag 'rust-v6.1-rc1' of https://github.com/Rust-for-Linux/linux: (27 commits) MAINTAINERS: Rust samples: add first Rust examples x86: enable initial Rust support docs: add Rust documentation Kbuild: add Rust support rust: add `.rustfmt.toml` scripts: add `is_rust_module.sh` scripts: add `rust_is_available.sh` scripts: add `generate_rust_target.rs` scripts: add `generate_rust_analyzer.py` scripts: decode_stacktrace: demangle Rust symbols scripts: checkpatch: enable language-independent checks for Rust scripts: checkpatch: diagnose uses of `%pA` in the C side as errors vsprintf: add new `%pA` format specifier rust: export generated symbols rust: add `kernel` crate rust: add `bindings` crate rust: add `macros` crate rust: add `compiler_builtins` crate rust: adapt `alloc` crate to the kernel ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull thermal control updates from Rafael Wysocki: "The most significant part of this update is the thermal control DT initialization rework from Daniel Lezcano and the following conversion of drivers to use the new API introduced by it Apart from that, the maximum number of trip points in a thermal zone is increased and there are some fixes and code cleanups Specifics: - Rework the device tree initialization, convert the drivers to the new API and remove the old OF code (Daniel Lezcano) - Fix return value to -ENODEV when searching for a specific thermal zone which does not exist (Daniel Lezcano) - Fix the return value inspection in of_thermal_zone_find() (Dan Carpenter) - Fix kernel panic when KASAN is enabled as it detects use after free when unregistering a thermal zone (Daniel Lezcano) - Move the set_trip ops inside the therma sysfs code (Daniel Lezcano) - Remove unnecessary error message as it is already shown in the underlying function (Jiapeng Chong) - Rework the monitoring path and move the locks upper in the call stack to fix some potentials race windows (Daniel Lezcano) - Fix lockdep_assert() warning introduced by the lock rework (Daniel Lezcano) - Do not lock thermal zone mutex in the user space governor (Rafael Wysocki) - Revert the Mellanox 'hotter thermal zone' feature because it is already handled in the thermal framework core code (Daniel Lezcano) - Increase maximum number of trip points in the thermal core (Sumeet Pawnikar) - Replace strlcpy() with unused retval with strscpy() in the core thermal control code (Wolfram Sang) - Use module_pci_driver() macro in the int340x processor_thermal driver (Shang XiaoJing) - Use get_cpu() instead of smp_processor_id() in the intel_powerclamp thermal driver to prevent it from crashing and remove unused accounting for IRQ wakes from it (Srinivas Pandruvada) - Consolidate priv->data_vault checks in int340x_thermal (Rafael Wysocki) - Check the policy first in cpufreq_cooling_register() (Xuewen Yan) - Drop redundant error message from da9062-thermal (zhaoxiao) - Drop of_match_ptr() from thermal_mmio (Jean Delvare)" * tag 'thermal-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (55 commits) thermal: core: Increase maximum number of trip points thermal: int340x: processor_thermal: Use module_pci_driver() macro thermal: intel_powerclamp: Remove accounting for IRQ wakes thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash thermal: int340x_thermal: Consolidate priv->data_vault checks thermal: cpufreq_cooling: Check the policy first in cpufreq_cooling_register() thermal: Drop duplicate words from comments thermal: move from strlcpy() with unused retval to strscpy() thermal: da9062-thermal: Drop redundant error message thermal/drivers/thermal_mmio: Drop of_match_ptr() thermal: gov_user_space: Do not lock thermal zone mutex Revert "mlxsw: core: Add the hottest thermal zone detection" thermal/core: Fix lockdep_assert() warning thermal/core: Move the mutex inside the thermal_zone_device_update() function thermal/core: Move the thermal zone lock out of the governors thermal/governors: Group the thermal zone lock inside the throttle function thermal/core: Rework the monitoring a bit thermal/core: Rearm the monitoring only one time thermal/drivers/qcom/spmi-adc-tm5: Remove unnecessary print function dev_err() thermal/of: Remove old OF code ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull power management updates from Rafael Wysocki: "These add support for some new hardware, extend the existing hardware support, fix some issues and clean up code Specifics: - Add isupport for Tiger Lake in no-HWP mode to intel_pstate (Doug Smythies) - Update the AMD P-state driver (Perry Yuan): - Fix wrong lowest perf fetch - Map desired perf into pstate scope for powersave governor - Update pstate frequency transition delay time - Fix initial highest_perf value - Clean up - Move max CPU capacity to sugov_policy in the schedutil cpufreq governor (Lukasz Luba) - Add SM6115 to cpufreq-dt blocklist (Adam Skladowski) - Add support for Tegra239 and minor cleanups (Sumit Gupta, ye xingchen, and Yang Yingliang) - Add freq qos for qcom cpufreq driver and minor cleanups (Xuewen Yan, and Viresh Kumar) - Minor cleanups around functions called at module_init() (Xiu Jianfeng) - Use module_init and add module_exit for bmips driver (Zhang Jianhua) - Add AlderLake-N support to intel_idle (Zhang Rui) - Replace strlcpy() with unused retval with strscpy() in intel_idle (Wolfram Sang) - Remove redundant check from cpuidle_switch_governor() (Yu Liao) - Replace strlcpy() with unused retval with strscpy() in the powernv cpuidle driver (Wolfram Sang) - Drop duplicate word from a comment in the coupled cpuidle driver (Jason Wang) - Make rpm_resume() return -EINPROGRESS if RPM_NOWAIT is passed to it in the flags and the device is about to resume (Rafael Wysocki) - Add extra debugging statement for multiple active IRQs to system wakeup handling code (Mario Limonciello) - Replace strlcpy() with unused retval with strscpy() in the core system suspend support code (Wolfram Sang) - Update the intel_rapl power capping driver: - Use standard Energy Unit for SPR Dram RAPL domain (Zhang Rui). - Add support for RAPTORLAKE_S (Zhang Rui). - Fix UBSAN shift-out-of-bounds issue (Chao Qin) - Handle -EPROBE_DEFER when regulator is not probed on mtk-ci-devfreq.c (AngeloGioacchino Del Regno) - Fix message typo and use dev_err_probe() in rockchip-dfi.c (Christophe JAILLET)" * tag 'pm-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (29 commits) cpufreq: qcom-cpufreq-hw: Add cpufreq qos for LMh cpufreq: Add __init annotation to module init funcs cpufreq: tegra194: change tegra239_cpufreq_soc to static PM / devfreq: rockchip-dfi: Fix an error message PM / devfreq: mtk-cci: Handle sram regulator probe deferral powercap: intel_rapl: Use standard Energy Unit for SPR Dram RAPL domain PM: runtime: Return -EINPROGRESS from rpm_resume() in the RPM_NOWAIT case intel_idle: Add AlderLake-N support powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue cpufreq: tegra194: Add support for Tegra239 cpufreq: qcom-cpufreq-hw: Fix uninitialized throttled_freq warning cpufreq: intel_pstate: Add Tigerlake support in no-HWP mode powercap: intel_rapl: Add support for RAPTORLAKE_S cpufreq: amd-pstate: Fix initial highest_perf value cpuidle: Remove redundant check in cpuidle_switch_governor() PM: wakeup: Add extra debugging statement for multiple active IRQs cpufreq: tegra194: Remove the unneeded result variable PM: suspend: move from strlcpy() with unused retval to strscpy() intel_idle: move from strlcpy() with unused retval to strscpy() cpuidle: powernv: move from strlcpy() with unused retval to strscpy() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI updates from Rafael Wysocki: "ACPI and PNP updates for 6.1-rc1. These rearrange the ACPI device object initialization code (to get rid of a redundant parent pointer from struct acpi_device among other things), unify the _UID handling, drop support for some _OSI strings that should not be necessary any more, add new IDs to support more hardware and some more quirks, fix a few issues and clean up code all over. Specifics: - Reimplement acpi_get_pci_dev() using the list of physical devices associated with the given ACPI device object (Rafael Wysocki) - Rename ACPI device object reference counting functions (Rafael Wysocki) - Rearrange ACPI device object initialization code (Rafael Wysocki) - Drop parent field from struct acpi_device (Rafael Wysocki) - Extend the the int3472-tps68470 driver to support multiple consumers of a single TPS68470 along with the requisite framework-level support (Daniel Scally) - Filter out non-memory resources in is_memory(), add a helper function to find all memory type resources of an ACPI device object and use that function in 3 places (Heikki Krogerus) - Add IRQ override quirks for Asus Vivobook K3402ZA/K3502ZA and ASUS model S5402ZA (Tamim Khan, Kellen Renshaw) - Fix acpi_dev_state_d0() kerneldoc (Sakari Ailus) - Fix up suspend-to-idle support on ASUS Rembrandt laptops (Mario Limonciello) - Clean up ACPI platform devices support code (Andy Shevchenko, John Garry) - Clean up ACPI bus management code (Andy Shevchenko, ye xingchen) - Add support for multiple DMA windows with different offsets to the ACPI device enumeration code and use it on LoongArch (Jianmin Lv) - Clean up the ACPI LPSS (Intel SoC) driver (Andy Shevchenko) - Add a quirk for Dell Inspiron 14 2-in-1 for StorageD3Enable (Mario Limonciello) - Drop unused dev_fmt() and redundant 'HMAT' prefix from the HMAT parsing code (Liu Shixin) - Make ACPI FPDT parsing code avoid calling acpi_os_map_memory() on invalid physical addresses (Hans de Goede) - Silence missing-declarations warning related to Apple device properties management (Lukas Wunner) - Disable frequency invariance in the CPPC library if registers used by cppc_get_perf_ctrs() are accessed via PCC (Jeremy Linton) - Add ACPI disabled check to acpi_cpc_valid() (Perry Yuan) - Fix Tx acknowledge in the PCC address space handler (Huisong Li) - Use wait_for_completion_timeout() for PCC mailbox operations (Huisong Li) - Release resources on PCC address space setup failure path (Rafael Mendonca) - Remove unneeded result variables from APEI code (ye xingchen) - Print total number of records found during BERT log parsing (Dmitry Monakhov) - Drop support for 3 _OSI strings that should not be necessary any more and update documentation on custom _OSI strings so that adding new ones is not encouraged any more (Mario Limonciello) - Drop unneeded result variable from ec_write() (ye xingchen) - Remove the leftover struct acpi_ac_bl from the ACPI AC driver (Hanjun Guo) - Reorder symbols to get rid of a few forward declarations in the ACPI fan driver (Uwe Kleine-König) - Add Toshiba Satellite/Portege Z830 ACPI backlight quirk (Arvid Norlander) - Add ARM DMA-330 controller to the supported list in the ACPI AMBA driver (Vijayenthiran Subramaniam) - Drop references to non-functional 01.org/linux-acpi web site from MAINTAINERS and Kconfig help texts (Rafael Wysocki) - Replace strlcpy() with unused retval with strscpy() in the ACPI support code (Wolfram Sang) - Do not initialize ret in main() in the pfrut utility (Shi junming) - Drop useless ACPI DSDT override documentation (Rafael Wysocki) - Fix a few typos and wording mistakes in the ACPI device enumeration documentation (Jean Delvare) - Introduce acpi_dev_uid_to_integer() to convert a _UID string into an integer value (Andy Shevchenko) - Use acpi_dev_uid_to_integer() in several places to unify _UID handling (Andy Shevchenko) - Drop unused pnpid32_to_pnpid() declaration from PNP code (Gaosheng Cui)" * tag 'acpi-6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (79 commits) ACPI: LPSS: Deduplicate skipping device in acpi_lpss_create_device() ACPI: LPSS: Replace loop with first entry retrieval ACPI: x86: s2idle: Add another ID to s2idle_dmi_table ACPI: x86: s2idle: Fix a NULL pointer dereference MAINTAINERS: Drop records pointing to 01.org/linux-acpi ACPI: Kconfig: Drop link to https://01.org/linux-acpi ACPI: docs: Drop useless DSDT override documentation ACPI: DPTF: Drop stale link from Kconfig help ACPI: x86: s2idle: Add a quirk for ASUSTeK COMPUTER INC. ROG Flow X13 ACPI: x86: s2idle: Add a quirk for Lenovo Slim 7 Pro 14ARH7 ACPI: x86: s2idle: Add a quirk for ASUS ROG Zephyrus G14 ACPI: x86: s2idle: Add a quirk for ASUS TUF Gaming A17 FA707RE ACPI: x86: s2idle: Add module parameter to prefer Microsoft GUID ACPI: x86: s2idle: If a new AMD _HID is missing assume Rembrandt ACPI: x86: s2idle: Move _HID handling for AMD systems into structures platform/x86: int3472: Add board data for Surface Go2 IR camera platform/x86: int3472: Support multiple gpio lookups in board data platform/x86: int3472: Support multiple clock consumers ACPI: bus: Add iterator for dependent devices ACPI: scan: Add acpi_dev_get_next_consumer_dev() ...
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Rafael J. Wysocki authored
Merge thermal control driver changes for 6.1-rc1: - Use module_pci_driver() macro in the int340x processor_thermal driver (Shang XiaoJing). - Use get_cpu() instead of smp_processor_id() in the intel_powerclamp thermal driver to prevent it from crashing and remove unused accounting for IRQ wakes from it (Srinivas Pandruvada). - Consolidate priv->data_vault checks in int340x_thermal (Rafael Wysocki). - Check the policy first in cpufreq_cooling_register() (Xuewen Yan). - Drop redundant error message from da9062-thermal (zhaoxiao). - Drop of_match_ptr() from thermal_mmio (Jean Delvare). * thermal-intel: thermal: int340x: processor_thermal: Use module_pci_driver() macro thermal: intel_powerclamp: Remove accounting for IRQ wakes thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash thermal: int340x_thermal: Consolidate priv->data_vault checks * thermal-drivers: thermal: cpufreq_cooling: Check the policy first in cpufreq_cooling_register() thermal: da9062-thermal: Drop redundant error message thermal/drivers/thermal_mmio: Drop of_match_ptr()
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Rafael J. Wysocki authored
Merge core thermal control changes for 6.1-rc1: - Increase maximum number of trip points in the thermal core (Sumeet Pawnikar). - Replace strlcpy() with unused retval with strscpy() in the core thermal control code (Wolfram Sang). - Do not lock thermal zone mutex in the user space governor (Rafael Wysocki) - Rework the device tree initialization, convert the drivers to the new API and remove the old OF code (Daniel Lezcano) - Fix return value to -ENODEV when searching for a specific thermal zone which does not exist (Daniel Lezcano) - Fix the return value inspection in of_thermal_zone_find() (Dan Carpenter) - Fix kernel panic when KASAN is enabled as it detects use after free when unregistering a thermal zone (Daniel Lezcano) - Move the set_trip ops inside the therma sysfs code (Daniel Lezcano) - Remove unnecessary error message as it is already showed in the underlying function (Jiapeng Chong) - Rework the monitoring path and move the locks upper in the call stack to fix some potentials race windows (Daniel Lezcano) - Fix lockdep_assert() warning introduced by the lock rework (Daniel Lezcano) - Revert the Mellanox 'hotter thermal zone' feature because it is already handled in the thermal framework core code (Daniel Lezcano) * thermal-core: (47 commits) thermal: core: Increase maximum number of trip points thermal: move from strlcpy() with unused retval to strscpy() thermal: gov_user_space: Do not lock thermal zone mutex Revert "mlxsw: core: Add the hottest thermal zone detection" thermal/core: Fix lockdep_assert() warning thermal/core: Move the mutex inside the thermal_zone_device_update() function thermal/core: Move the thermal zone lock out of the governors thermal/governors: Group the thermal zone lock inside the throttle function thermal/core: Rework the monitoring a bit thermal/core: Rearm the monitoring only one time thermal/drivers/qcom/spmi-adc-tm5: Remove unnecessary print function dev_err() thermal/of: Remove old OF code thermal/core: Move set_trip_temp ops to the sysfs code thermal/drivers/samsung: Switch to new of thermal API regulator/drivers/max8976: Switch to new of thermal API Input: sun4i-ts - switch to new of thermal API iio/drivers/sun4i_gpadc: Switch to new of thermal API hwmon/drivers/core: Switch to new of thermal API hwmon: pm_bus: core: Switch to new of thermal API ata/drivers/ahci_imx: Switch to new of thermal API ...
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Rafael J. Wysocki authored
Merge cpuidle changes, PM core changes and power capping changes for 6.1-rc1: - Add AlderLake-N support to intel_idle (Zhang Rui). - Replace strlcpy() with unused retval with strscpy() in intel_idle (Wolfram Sang). - Remove redundant check from cpuidle_switch_governor() (Yu Liao). - Replace strlcpy() with unused retval with strscpy() in the powernv cpuidle driver (Wolfram Sang). - Drop duplicate word from a comment in the coupled cpuidle driver (Jason Wang). - Make rpm_resume() return -EINPROGRESS if RPM_NOWAIT is passed to it in the flags and the device is about to resume (Rafael Wysocki). - Add extra debugging statement for multiple active IRQs to system wakeup handling code (Mario Limonciello). - Replace strlcpy() with unused retval with strscpy() in the core system suspend support code (Wolfram Sang). - Update the intel_rapl power capping driver: * Use standard Energy Unit for SPR Dram RAPL domain (Zhang Rui). * Add support for RAPTORLAKE_S (Zhang Rui). * Fix UBSAN shift-out-of-bounds issue (Chao Qin). * pm-cpuidle: intel_idle: Add AlderLake-N support cpuidle: Remove redundant check in cpuidle_switch_governor() intel_idle: move from strlcpy() with unused retval to strscpy() cpuidle: powernv: move from strlcpy() with unused retval to strscpy() cpuidle: coupled: Drop duplicate word from a comment * pm-core: PM: runtime: Return -EINPROGRESS from rpm_resume() in the RPM_NOWAIT case * pm-sleep: PM: wakeup: Add extra debugging statement for multiple active IRQs PM: suspend: move from strlcpy() with unused retval to strscpy() * powercap: powercap: intel_rapl: Use standard Energy Unit for SPR Dram RAPL domain powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue powercap: intel_rapl: Add support for RAPTORLAKE_S
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