- 28 Jun, 2023 7 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull execve updates from Kees Cook: - Fix a few comments for correctness and typos (Baruch Siach) - Small simplifications for binfmt (Christophe JAILLET) - Set p_align to 4 for PT_NOTE in core dump (Fangrui Song) * tag 'execve-v6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: binfmt_elf: fix comment typo s/reset/regset/ elf: correct note name comment binfmt: Slightly simplify elf_fdpic_map_file() binfmt: Use struct_size() coredump, vmcore: Set p_align to 4 for PT_NOTE
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https://github.com/cschaufler/smack-nextLinus Torvalds authored
Pull smack updates from Casey Schaufler: "There are two patches, both of which change how Smack initializes the SMACK64TRANSMUTE extended attribute. The first corrects the behavior of overlayfs, which creates inodes differently from other filesystems. The second ensures that transmute attributes specified by mount options are correctly assigned" * tag 'Smack-for-6.5' of https://github.com/cschaufler/smack-next: smack: Record transmuting in smk_transmuted smack: Retrieve transmuting information in smack_inode_getsecurity()
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git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrityLinus Torvalds authored
Pull integrity subsystem updates from Mimi Zohar: "An i_version change, one bug fix, and three kernel doc fixes: - instead of IMA detecting file change by directly accesssing i_version, it now calls vfs_getattr_nosec(). - fix a race condition when inserting a new node in the iint rb-tree" * tag 'integrity-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity: ima: Fix build warnings evm: Fix build warnings evm: Complete description of evm_inode_setattr() integrity: Fix possible multiple allocation in integrity_inode_get() IMA: use vfs_getattr_nosec to get the i_version
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsmLinus Torvalds authored
Pull lsm updates from Paul Moore: - A SafeSetID patch to correct what appears to be a cut-n-paste typo in the code causing a UID to be printed where a GID was desired. This is coming via the LSM tree because we haven't been able to get a response from the SafeSetID maintainer (Micah Morton) in several months. Hopefully we are able to get in touch with Micah, but until we do I'm going to pick them up in the LSM tree. - A small fix to the reiserfs LSM xattr code. We're continuing to work through some issues with the reiserfs code as we try to fixup the LSM xattr handling, but in the process we're uncovering some ugly problems in reiserfs and we may just end up removing the LSM xattr support in reiserfs prior to reiserfs' removal. For better or worse, this shouldn't impact any of the reiserfs users, as we discovered that LSM xattrs on reiserfs were completely broken, meaning no one is currently using the combo of reiserfs and a file labeling LSM. - A tweak to how the cap_user_data_t struct/typedef is declared in the header file to appease the Sparse gods. - In the process of trying to sort out the SafeSetID lost-maintainer problem I realized that I needed to update the labeled networking entry to "Supported". - Minor comment/documentation and spelling fixes. * tag 'lsm-pr-20230626' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm: device_cgroup: Fix kernel-doc warnings in device_cgroup SafeSetID: fix UID printed instead of GID MAINTAINERS: move labeled networking to "supported" capability: erase checker warnings about struct __user_cap_data_struct lsm: fix a number of misspellings reiserfs: Initialize sec->length in reiserfs_security_init(). capability: fix kernel-doc warnings in capability.c
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinuxLinus Torvalds authored
Pull selinux updates from Paul Moore: - Thanks to help from the MPTCP folks, it looks like we have finally sorted out a proper solution to the MPTCP socket labeling issue, see the new security_mptcp_add_subflow() LSM hook. - Fix the labeled NFS handling such that a labeled NFS share mounted prior to the initial SELinux policy load is properly labeled once a policy is loaded; more information in the commit description. - Two patches to security/selinux/Makefile, the first took the cleanups in v6.4 a bit further and the second removed the grouped targets support as that functionality doesn't appear to be properly supported prior to make v4.3. - Deprecate the "fs" object context type in SELinux policies. The fs object context type was an old vestige that was introduced back in v2.6.12-rc2 but never really used. - A number of small changes that remove dead code, clean up some awkward bits, and generally improve the quality of the code. See the individual commit descriptions for more information. * tag 'selinux-pr-20230626' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux: selinux: avoid bool as identifier name selinux: fix Makefile for versions of make < v4.3 selinux: make labeled NFS work when mounted before policy load selinux: cleanup exit_sel_fs() declaration selinux: deprecated fs ocon selinux: make header files self-including selinux: keep context struct members in sync selinux: Implement mptcp_add_subflow hook security, lsm: Introduce security_mptcp_add_subflow() selinux: small cleanups in selinux_audit_rule_init() selinux: declare read-only data arrays const selinux: retain const qualifier on string literal in avtab_hash_eval() selinux: drop return at end of void function avc_insert() selinux: avc: drop unused function avc_disable() selinux: adjust typos in comments selinux: do not leave dangling pointer behind selinux: more Makefile tweaks
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git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/auditLinus Torvalds authored
Pull audit update from Paul Moore: "A single audit patch that resolves two compiler warnings regarding missing function prototypes" * tag 'audit-pr-20230626' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit: audit: avoid missing-prototype warnings
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git://git.kernel.org/pub/scm/linux/kernel/git/mic/linuxLinus Torvalds authored
Pull landlock updates from Mickaël Salaün: "Add support for Landlock to UML. To do this, this fixes the way hostfs manages inodes according to the underlying filesystem [1]. They are now properly handled as for other filesystems, which enables Landlock support (and probably other features). This also extends Landlock's tests with 6 pseudo filesystems, including hostfs" [1] https://lore.kernel.org/all/20230612191430.339153-1-mic@digikod.net/ * tag 'landlock-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux: selftests/landlock: Add hostfs tests selftests/landlock: Add tests for pseudo filesystems selftests/landlock: Make mounts configurable selftests/landlock: Add supports_filesystem() helper selftests/landlock: Don't create useless file layouts hostfs: Fix ephemeral inodes
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- 27 Jun, 2023 30 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroupLinus Torvalds authored
Pull cgroup updates from Tejun Heo: - Whenever cpuset needs to rebuild sched_domain, it walked all tasks looking for DEADLINE tasks as they need to be accounted on the new domain. Walking all tasks can be expensive and there may not be any DEADLINE tasks at all. Task iteration is now omitted if there are no DEADLINE tasks - Fixes DEADLINE bandwidth misaccounting after task migration failures - When no controller is enabled, -Wstringop-overflow warning is triggered. The fix patch added an early exit which is too eager and got reverted for now. Will fix later - Everything else is minor cleanups * tag 'cgroup-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: Revert "cgroup: Avoid -Wstringop-overflow warnings" cgroup/misc: Expose misc.current on cgroup v2 root cgroup: Avoid -Wstringop-overflow warnings cgroup: remove obsolete comment on cgroup_on_dfl() cgroup: remove unused task_cgroup_path() cgroup/cpuset: remove unneeded header files cgroup: make cgroup_is_threaded() and cgroup_is_thread_root() static rdmacg: fix kernel-doc warnings in rdmacg cgroup: Replace the css_set call with cgroup_get cgroup: remove unused macro for_each_e_css() cgroup: Update out-of-date comment in cgroup_migrate() cgroup: Replace all non-returning strlcpy with strscpy cgroup/cpuset: remove unneeded header files cgroup/cpuset: Free DL BW in case can_attach() fails sched/deadline: Create DL BW alloc, free & check overflow interface cgroup/cpuset: Iterate only if DEADLINE tasks are present sched/cpuset: Keep track of SCHED_DEADLINE task in cpusets sched/cpuset: Bring back cpuset_mutex cgroup/cpuset: Rename functions dealing with DEADLINE accounting
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds authored
Pull ordered workqueue creation updates from Tejun Heo: "For historical reasons, unbound workqueues with max concurrency limit of 1 are considered ordered, even though the concurrency limit hasn't been system-wide for a long time. This creates ambiguity around whether ordered execution is actually required for correctness, which was actually confusing for e.g. btrfs (btrfs updates are being routed through the btrfs tree). There aren't that many users in the tree which use the combination and there are pending improvements to unbound workqueue affinity handling which will make inadvertent use of ordered workqueue a bigger loss. This clarifies the situation for most of them by updating the ones which require ordered execution to use alloc_ordered_workqueue(). There are some conversions being routed through subsystem-specific trees and likely a few stragglers. Once they're all converted, workqueue can trigger a warning on unbound + @max_active==1 usages and eventually drop the implicit ordered behavior" * tag 'wq-for-6.5-cleanup-ordered' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: rxrpc: Use alloc_ordered_workqueue() to create ordered workqueues net: qrtr: Use alloc_ordered_workqueue() to create ordered workqueues net: wwan: t7xx: Use alloc_ordered_workqueue() to create ordered workqueues dm integrity: Use alloc_ordered_workqueue() to create ordered workqueues media: amphion: Use alloc_ordered_workqueue() to create ordered workqueues scsi: NCR5380: Use default @max_active for hostdata->work_q media: coda: Use alloc_ordered_workqueue() to create ordered workqueues crypto: octeontx2: Use alloc_ordered_workqueue() to create ordered workqueues wifi: ath10/11/12k: Use alloc_ordered_workqueue() to create ordered workqueues wifi: mwifiex: Use default @max_active for workqueues wifi: iwlwifi: Use default @max_active for trans_pcie->rba.alloc_wq xen/pvcalls: Use alloc_ordered_workqueue() to create ordered workqueues virt: acrn: Use alloc_ordered_workqueue() to create ordered workqueues net: octeontx2: Use alloc_ordered_workqueue() to create ordered workqueues net: thunderx: Use alloc_ordered_workqueue() to create ordered workqueues greybus: Use alloc_ordered_workqueue() to create ordered workqueues powerpc, workqueue: Use alloc_ordered_workqueue() to create ordered workqueues
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/wqLinus Torvalds authored
Pull workqueue updates from Tejun Heo: - Concurrency-managed per-cpu work items that hog CPUs and delay the execution of other work items are now automatically detected and excluded from concurrency management. Reporting on such work items can also be enabled through a config option. - Added tools/workqueue/wq_monitor.py which improves visibility into workqueue usages and behaviors. - Arnd's minimal fix for gcc-13 enum warning on 32bit compiles, superseded by commit afa4bb77 in mainline. * tag 'wq-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: Disable per-cpu CPU hog detection when wq_cpu_intensive_thresh_us is 0 workqueue: Fix WARN_ON_ONCE() triggers in worker_enter_idle() workqueue: fix enum type for gcc-13 workqueue: Track and monitor per-workqueue CPU time usage workqueue: Report work funcs that trigger automatic CPU_INTENSIVE mechanism workqueue: Automatically mark CPU-hogging work items CPU_INTENSIVE workqueue: Improve locking rule description for worker fields workqueue: Move worker_set/clr_flags() upwards workqueue: Re-order struct worker fields workqueue: Add pwq->stats[] and a monitoring script Further upgrade queue_work_on() comment
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tipLinus Torvalds authored
Pull xen updates from Juergen Gross: - three patches adding missing prototypes - a fix for finding the iBFT in a Xen dom0 for supporting diskless iSCSI boot * tag 'for-linus-6.5-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: x86: xen: add missing prototypes x86/xen: add prototypes for paravirt mmu functions iscsi_ibft: Fix finding the iBFT under Xen Dom 0 xen: xen_debug_interrupt prototype to global header
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git://git.kernel.org/pub/scm/linux/kernel/git/s390/linuxLinus Torvalds authored
Pull s390 updates from Alexander Gordeev: - Fix the style of protected key API driver source: use x-mas tree for all local variable declarations - Rework protected key API driver to not use the struct pkey_protkey and pkey_clrkey anymore. Both structures have a fixed size buffer, but with the support of ECC protected key these buffers are not big enough. Use dynamic buffers internally and transparently for userspace - Add support for a new 'non CCA clear key token' with ECC clear keys supported: ECC P256, ECC P384, ECC P521, ECC ED25519 and ECC ED448. This makes it possible to derive a protected key from the ECC clear key input via PKEY_KBLOB2PROTK3 ioctl, while currently the only way to derive is via PCKMO instruction - The s390 PMU of PAI crypto and extension 1 NNPA counters use atomic_t for reference counting. Replace this with the proper data type refcount_t - Select ARCH_SUPPORTS_INT128, but limit this to clang for now, since gcc generates inefficient code, which may lead to stack overflows - Replace one-element array with flexible-array member in struct vfio_ccw_parent and refactor the rest of the code accordingly. Also, prefer struct_size() over sizeof() open- coded versions - Introduce OS_INFO_FLAGS_ENTRY pointing to a flags field and OS_INFO_FLAG_REIPL_CLEAR flag that informs a dumper whether the system memory should be cleared or not once dumped - Fix a hang when a user attempts to remove a VFIO-AP mediated device attached to a guest: add VFIO_DEVICE_GET_IRQ_INFO and VFIO_DEVICE_SET_IRQS IOCTLs and wire up the VFIO bus driver callback to request a release of the device - Fix calculation for R_390_GOTENT relocations for modules - Allow any user space process with CAP_PERFMON capability read and display the CPU Measurement facility counter sets - Rework large statically-defined per-CPU cpu_cf_events data structure and replace it with dynamically allocated structures created when a perf_event_open() system call is invoked or /dev/hwctr device is accessed * tag 's390-6.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/cpum_cf: rework PER_CPU_DEFINE of struct cpu_cf_events s390/cpum_cf: open access to hwctr device for CAP_PERFMON privileged process s390/module: fix rela calculation for R_390_GOTENT s390/vfio-ap: wire in the vfio_device_ops request callback s390/vfio-ap: realize the VFIO_DEVICE_SET_IRQS ioctl s390/vfio-ap: realize the VFIO_DEVICE_GET_IRQ_INFO ioctl s390/pkey: add support for ecc clear key s390/pkey: do not use struct pkey_protkey s390/pkey: introduce reverse x-mas trees s390/zcore: conditionally clear memory on reipl s390/ipl: add REIPL_CLEAR flag to os_info vfio/ccw: use struct_size() helper vfio/ccw: replace one-element array with flexible-array member s390: select ARCH_SUPPORTS_INT128 s390/pai_ext: replace atomic_t with refcount_t s390/pai_crypto: replace atomic_t with refcount_t
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https://github.com/jcmvbkbc/linux-xtensaLinus Torvalds authored
Pull xtensa updates from Max Filippov: - clean up platform_* interface of the xtensa architecture - enable HAVE_ASM_MODVERSIONS - drop ARCH_WANT_FRAME_POINTERS - clean up unaligned access exception handler - provide handler for load/store exceptions - various small fixes and cleanups * tag 'xtensa-20230627' of https://github.com/jcmvbkbc/linux-xtensa: xtensa: dump userspace code around the exception PC xtensa: rearrange show_stack output xtensa: add load/store exception handler xtensa: rearrange unaligned exception handler xtensa: always install slow handler for unaligned access exception xtensa: move early_trap_init from kasan_early_init to init_arch xtensa: drop ARCH_WANT_FRAME_POINTERS xtensa: report trax and perf counters in cpuinfo xtensa: add asm-prototypes.h xtensa: only build __strncpy_user with CONFIG_ARCH_HAS_STRNCPY_FROM_USER xtensa: drop bcopy implementation xtensa: drop EXPORT_SYMBOL for common_exception_return xtensa: boot-redboot: clean up Makefile xtensa: clean up default platform functions xtensa: drop platform_halt and platform_power_off xtensa: drop platform_restart xtensa: drop platform_heartbeat xtensa: xt2000: drop empty platform_init
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Dinh Nguyen authored
This reverts commit 6ebe94ba. The patch "nios2: Convert __pte_free_tlb() to use ptdescs" was supposed to go together with a patchset that Vishal Moola had planned taking it through the mm tree. By just having this patch, all NIOS2 builds are broken. Signed-off-by: Dinh Nguyen <dinguyen@kernel.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull objtool updates from Ingo Molar: "Build footprint & performance improvements: - Reduce memory usage with CONFIG_DEBUG_INFO=y In the worst case of an allyesconfig+CONFIG_DEBUG_INFO=y kernel, DWARF creates almost 200 million relocations, ballooning objtool's peak heap usage to 53GB. These patches reduce that to 25GB. On a distro-type kernel with kernel IBT enabled, they reduce objtool's peak heap usage from 4.2GB to 2.8GB. These changes also improve the runtime significantly. Debuggability improvements: - Add the unwind_debug command-line option, for more extend unwinding debugging output - Limit unreachable warnings to once per function - Add verbose option for disassembling affected functions - Include backtrace in verbose mode - Detect missing __noreturn annotations - Ignore exc_double_fault() __noreturn warnings - Remove superfluous global_noreturns entries - Move noreturn function list to separate file - Add __kunit_abort() to noreturns Unwinder improvements: - Allow stack operations in UNWIND_HINT_UNDEFINED regions - drm/vmwgfx: Add unwind hints around RBP clobber Cleanups: - Move the x86 entry thunk restore code into thunk functions - x86/unwind/orc: Use swap() instead of open coding it - Remove unnecessary/unused variables Fixes for modern stack canary handling" * tag 'objtool-core-2023-06-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (42 commits) x86/orc: Make the is_callthunk() definition depend on CONFIG_BPF_JIT=y objtool: Skip reading DWARF section data objtool: Free insns when done objtool: Get rid of reloc->rel[a] objtool: Shrink elf hash nodes objtool: Shrink reloc->sym_reloc_entry objtool: Get rid of reloc->jump_table_start objtool: Get rid of reloc->addend objtool: Get rid of reloc->type objtool: Get rid of reloc->offset objtool: Get rid of reloc->idx objtool: Get rid of reloc->list objtool: Allocate relocs in advance for new rela sections objtool: Add for_each_reloc() objtool: Don't free memory in elf_close() objtool: Keep GElf_Rel[a] structs synced objtool: Add elf_create_section_pair() objtool: Add mark_sec_changed() objtool: Fix reloc_hash size objtool: Consolidate rel/rela handling ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 mm updates from Ingo Molnar: - Remove Xen-PV leftovers from init_32.c - Fix __swp_entry_to_pte() warning splat for Xen PV guests, triggered on CONFIG_DEBUG_VM_PGTABLE=y * tag 'x86-mm-2023-06-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mm: Remove Xen-PV leftovers from init_32.c x86/mm: Fix __swp_entry_to_pte() for Xen PV guests
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf events updates from Ingo Molnar: - Rework & fix the event forwarding logic by extending the core interface. This fixes AMD PMU events that have to be forwarded from the core PMU to the IBS PMU. - Add self-tests to test AMD IBS invocation via core PMU events - Clean up Intel FixCntrCtl MSR encoding & handling * tag 'perf-core-2023-06-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf: Re-instate the linear PMU search perf/x86/intel: Define bit macros for FixCntrCtl MSR perf test: Add selftest to test IBS invocation via core pmu events perf/core: Remove pmu linear searching code perf/ibs: Fix interface via core pmu events perf/core: Rework forwarding of {task|cpu}-clock events
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking updates from Ingo Molnar: - Introduce cmpxchg128() -- aka. the demise of cmpxchg_double() The cmpxchg128() family of functions is basically & functionally the same as cmpxchg_double(), but with a saner interface. Instead of a 6-parameter horror that forced u128 - u64/u64-halves layout details on the interface and exposed users to complexity, fragility & bugs, use a natural 3-parameter interface with u128 types. - Restructure the generated atomic headers, and add kerneldoc comments for all of the generic atomic{,64,_long}_t operations. The generated definitions are much cleaner now, and come with documentation. - Implement lock_set_cmp_fn() on lockdep, for defining an ordering when taking multiple locks of the same type. This gets rid of one use of lockdep_set_novalidate_class() in the bcache code. - Fix raw_cpu_generic_try_cmpxchg() bug due to an unintended variable shadowing generating garbage code on Clang on certain ARM builds. * tag 'locking-core-2023-06-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (43 commits) locking/atomic: scripts: fix ${atomic}_dec_if_positive() kerneldoc percpu: Fix self-assignment of __old in raw_cpu_generic_try_cmpxchg() locking/atomic: treewide: delete arch_atomic_*() kerneldoc locking/atomic: docs: Add atomic operations to the driver basic API documentation locking/atomic: scripts: generate kerneldoc comments docs: scripts: kernel-doc: accept bitwise negation like ~@var locking/atomic: scripts: simplify raw_atomic*() definitions locking/atomic: scripts: simplify raw_atomic_long*() definitions locking/atomic: scripts: split pfx/name/sfx/order locking/atomic: scripts: restructure fallback ifdeffery locking/atomic: scripts: build raw_atomic_long*() directly locking/atomic: treewide: use raw_atomic*_<op>() locking/atomic: scripts: add trivial raw_atomic*_<op>() locking/atomic: scripts: factor out order template generation locking/atomic: scripts: remove leftover "${mult}" locking/atomic: scripts: remove bogus order parameter locking/atomic: xtensa: add preprocessor symbols locking/atomic: x86: add preprocessor symbols locking/atomic: sparc: add preprocessor symbols locking/atomic: sh: add preprocessor symbols ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler updates from Ingo Molnar: "Scheduler SMP load-balancer improvements: - Avoid unnecessary migrations within SMT domains on hybrid systems. Problem: On hybrid CPU systems, (processors with a mixture of higher-frequency SMT cores and lower-frequency non-SMT cores), under the old code lower-priority CPUs pulled tasks from the higher-priority cores if more than one SMT sibling was busy - resulting in many unnecessary task migrations. Solution: The new code improves the load balancer to recognize SMT cores with more than one busy sibling and allows lower-priority CPUs to pull tasks, which avoids superfluous migrations and lets lower-priority cores inspect all SMT siblings for the busiest queue. - Implement the 'runnable boosting' feature in the EAS balancer: consider CPU contention in frequency, EAS max util & load-balance busiest CPU selection. This improves CPU utilization for certain workloads, while leaves other key workloads unchanged. Scheduler infrastructure improvements: - Rewrite the scheduler topology setup code by consolidating it into the build_sched_topology() helper function and building it dynamically on the fly. - Resolve the local_clock() vs. noinstr complications by rewriting the code: provide separate sched_clock_noinstr() and local_clock_noinstr() functions to be used in instrumentation code, and make sure it is all instrumentation-safe. Fixes: - Fix a kthread_park() race with wait_woken() - Fix misc wait_task_inactive() bugs unearthed by the -rt merge: - Fix UP PREEMPT bug by unifying the SMP and UP implementations - Fix task_struct::saved_state handling - Fix various rq clock update bugs, unearthed by turning on the rq clock debugging code. - Fix the PSI WINDOW_MIN_US trigger limit, which was easy to trigger by creating enough cgroups, by removing the warnign and restricting window size triggers to PSI file write-permission or CAP_SYS_RESOURCE. - Propagate SMT flags in the topology when removing degenerate domain - Fix grub_reclaim() calculation bug in the deadline scheduler code - Avoid resetting the min update period when it is unnecessary, in psi_trigger_destroy(). - Don't balance a task to its current running CPU in load_balance(), which was possible on certain NUMA topologies with overlapping groups. - Fix the sched-debug printing of rq->nr_uninterruptible Cleanups: - Address various -Wmissing-prototype warnings, as a preparation to (maybe) enable this warning in the future. - Remove unused code - Mark more functions __init - Fix shadow-variable warnings" * tag 'sched-core-2023-06-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (50 commits) sched/core: Avoid multiple calling update_rq_clock() in __cfsb_csd_unthrottle() sched/core: Avoid double calling update_rq_clock() in __balance_push_cpu_stop() sched/core: Fixed missing rq clock update before calling set_rq_offline() sched/deadline: Update GRUB description in the documentation sched/deadline: Fix bandwidth reclaim equation in GRUB sched/wait: Fix a kthread_park race with wait_woken() sched/topology: Mark set_sched_topology() __init sched/fair: Rename variable cpu_util eff_util arm64/arch_timer: Fix MMIO byteswap sched/fair, cpufreq: Introduce 'runnable boosting' sched/fair: Refactor CPU utilization functions cpuidle: Use local_clock_noinstr() sched/clock: Provide local_clock_noinstr() x86/tsc: Provide sched_clock_noinstr() clocksource: hyper-v: Provide noinstr sched_clock() clocksource: hyper-v: Adjust hv_read_tsc_page_tsc() to avoid special casing U64_MAX x86/vdso: Fix gettimeofday masking math64: Always inline u128 version of mul_u64_u64_shr() s390/time: Provide sched_clock_noinstr() loongarch: Provide noinstr sched_clock_read() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull SGX update from Borislav Petkov: - A fix to avoid using a list iterator variable after the loop it is used in * tag 'x86_sgx_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/sgx: Avoid using iterator after loop in sgx_mmu_notifier_release()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 SEV updates from Borislav Petkov: - Some SEV and CC platform helpers cleanup and simplifications now that the usage patterns are becoming apparent [ I'm sure I'm the only one that has gets confused by all the TLAs, but in case there are others: here SEV is AMD's "Secure Encrypted Virtualization" and CC is generic "Confidential Computing". There's also Intel SGX (Software Guard Extensions) and TDX (Trust Domain Extensions), along with all the vendor memory encryption extensions (SME, TSME, TME, and WTF). And then we have arm64 with RMA and CCA, and I probably forgot another dozen or so related acronyms - Linus ] * tag 'x86_sev_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/coco: Get rid of accessor functions x86/sev: Get rid of special sev_es_enable_key x86/coco: Mark cc_platform_has() and descendants noinstr
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 mtrr updates from Borislav Petkov: "A serious scrubbing of the MTRR code including adding a new map mechanism in order to look up the memory type of a region easily. Also address memory range lookup issues like returning an invalid memory type. Furthermore, this handles the decoupling of PAT from MTRR more naturally. All work by Juergen Gross" * tag 'x86_mtrr_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/xen: Set default memory type for PV guests to WB x86/mtrr: Unify debugging printing x86/mtrr: Remove unused code x86/mm: Only check uniform after calling mtrr_type_lookup() x86/mtrr: Don't let mtrr_type_lookup() return MTRR_TYPE_INVALID x86/mtrr: Use new cache_map in mtrr_type_lookup() x86/mtrr: Add mtrr=debug command line option x86/mtrr: Construct a memory map with cache modes x86/mtrr: Add get_effective_type() service function x86/mtrr: Allocate mtrr_value array dynamically x86/mtrr: Move 32-bit code from mtrr.c to legacy.c x86/mtrr: Have only one set_mtrr() variant x86/mtrr: Replace vendor tests in MTRR code x86/xen: Set MTRR state when running as Xen PV initial domain x86/hyperv: Set MTRR state when running as SEV-SNP Hyper-V guest x86/mtrr: Support setting MTRR state for software defined MTRRs x86/mtrr: Replace size_or_mask and size_and_mask with a much easier concept x86/mtrr: Remove physical address size calculation
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull misc x86 updates from Borislav Petkov: - Remove the local symbols prefix of the get/put_user() exception handling symbols so that tools do not get confused by the presence of code belonging to the wrong symbol/not belonging to any symbol - Improve csum_partial()'s performance - Some improvements to the kcpuid tool * tag 'x86_misc_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/lib: Make get/put_user() exception handling a visible symbol x86/csum: Fix clang -Wuninitialized in csum_partial() x86/csum: Improve performance of `csum_partial` tools/x86/kcpuid: Add .gitignore tools/x86/kcpuid: Dump the correct CPUID function in error
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 microcode loader updates from Borislav Petkov: - Load late on both SMT threads on AMD, just like it is being done in the early loading procedure - Cleanups * tag 'x86_microcode_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/microcode/AMD: Load late on both threads too x86/microcode/amd: Remove unneeded pointer arithmetic x86/microcode/AMD: Get rid of __find_equiv_id()
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git://git.lwn.net/linuxLinus Torvalds authored
Pull arm documentation move from Jonathan Corbet: "Move the Arm architecture documentation under Documentation/arch/. This brings some order to the documentation directory, declutters the top-level directory, and makes the documentation organization more closely match that of the source" * tag 'docs-arm-move' of git://git.lwn.net/linux: dt-bindings: Update Documentation/arm references docs: update some straggling Documentation/arm references crypto: update some Arm documentation references mips: update a reference to a moved Arm Document arm64: Update Documentation/arm references arm: update in-source documentation references arm: docs: Move Arm documentation to Documentation/arch/
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git://git.lwn.net/linuxLinus Torvalds authored
Pull documentation updates from Jonathan Corbet: "It's been a relatively calm cycle in docsland. We do have: - Some initial page-table documentation from Linus (the other Linus) - Regression-handling documentation improvements from Thorsten - Addition of kerneldoc documentation for the ERR_PTR() and related macros from James Seo ... and the usual collection of fixes and updates" * tag 'docs-6.5' of git://git.lwn.net/linux: docs: consolidate storage interfaces Documentation: update git configuration for Link: tag Documentation: KVM: make corrections to vcpu-requests.rst Documentation: KVM: make corrections to ppc-pv.rst Documentation: KVM: make corrections to locking.rst Documentation: KVM: make corrections to halt-polling.rst Documentation: virt: correct location of haltpoll module params Documentation/mm: Initial page table documentation docs: crypto: async-tx-api: fix typo in struct name docs/doc-guide: Clarify how to write tables docs: handling-regressions: rework section about fixing procedures docs: process: fix a typoed cross-reference docs: submitting-patches: Discuss interleaved replies MAINTAINERS: direct process doc changes to a dedicated ML Documentation: core-api: Add error pointer functions to kernel-api err.h: Add missing kerneldocs for error pointer functions Documentation: conf.py: Add __force to c_id_attributes docs: clarify KVM related kernel parameters' descriptions docs: consolidate human interface subsystems docs: admin-guide: Add information about intel_pstate active mode
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Linus Torvalds authored
Merge tag 'linux-kselftest-next-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull kselftest updates from Shuah Khan: - allow runners to override the timeout This change is made to avoid future increases of long timeouts - several other spelling and cleanups - a new subtest to video_device_test - enhancements to test coverage in clone3 test - other fixes to ftrace and cpufreq tests * tag 'linux-kselftest-next-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: selftests/ftace: Fix KTAP output ordering selftests/cpufreq: Don't enable generic lock debugging options kselftests: Sort the collections list to avoid duplicate tests selftest: pidfd: Omit long and repeating outputs selftests: allow runners to override the timeout selftests/ftrace: Add new test case which checks for optimized probes selftests/clone3: test clone3 with exit signal in flags kselftest: vDSO: Fix accumulation of uninitialized ret when CLOCK_REALTIME is undefined selftests: prctl: Fix spelling mistake "anonynous" -> "anonymous" selftests: media_tests: Add new subtest to video_device_test
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Linus Torvalds authored
Merge tag 'linux-kselftest-kunit-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull KUnit updates from Shuah Khan: - kunit_add_action() API to defer a call until test exit - Update document to add kunit_add_action() usage notes - Changes to always run cleanup from a test kthread - Documentation updates to clarify cleanup usage (assertions should not be used in cleanup) - Documentation update to clearly indicate that exit functions should run even if init fails - Several fixes and enhancements to existing tests * tag 'linux-kselftest-kunit-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: MAINTAINERS: Add source tree entry for kunit Documentation: kunit: Rename references to kunit_abort() kunit: Move kunit_abort() call out of kunit_do_failed_assertion() kunit: Fix obsolete name in documentation headers (func->action) Documentation: Kunit: add MODULE_LICENSE to sample code kunit: Update kunit_print_ok_not_ok function kunit: Fix reporting of the skipped parameterized tests kunit/test: Add example test showing parameterized testing Documentation: kunit: Add usage notes for kunit_add_action() kunit: kmalloc_array: Use kunit_add_action() kunit: executor_test: Use kunit_add_action() kunit: Add kunit_add_action() to defer a call until test exit kunit: example: Provide example exit functions Documentation: kunit: Warn that exit functions run even if init fails Documentation: kunit: Note that assertions should not be used in cleanup kunit: Always run cleanup from a test kthread Documentation: kunit: Modular tests should not depend on KUNIT=y kunit: tool: undo type subscripts for subprocess.Popen
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git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcuLinus Torvalds authored
Pull nolibc updates from Paul McKenney: - Add stackprotector support - Fix RISC-V load-store instruction syntax to support 32-bit binaries, plus fixes for generic 32-bit support - Fix use of s390 sys_fork() - Add my_syscall6() for ARM - Support different platforms having different errno definitions - Fix ppoll/ppoll_time64 arguments (add the fifth argument) - Force use of little endian on MIPS - Improved testing, for example, better handling of different compilers and compiler versions, comparing nolibc behavior to that of libc, and additional test cases - Improve syntax and header ordering - Use existing <linux/reboot.h> instead of redefining constants - Add syscall() * tag 'nolibc.2023.06.22a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (53 commits) selftests/nolibc: make sure gcc always use little endian on MIPS selftests/nolibc: also count skipped and failed tests in output selftests/nolibc: add new gettimeofday test cases selftests/nolibc: remove gettimeofday_bad1/2 completely selftests/nolibc: support two errnos with EXPECT_SYSER2() tools/nolibc: open: fix up compile warning for arm tools/nolibc: arm: add missing my_syscall6 selftests/nolibc: use INT_MAX instead of __INT_MAX__ selftests/nolibc: not include limits.h for nolibc selftests/nolibc: fix up compile warning with glibc on x86_64 selftests/nolibc: allow specify extra arguments for qemu selftests/nolibc: remove test gettimeofday_null tools/nolibc: ensure fast64 integer types have 64 bits selftests/nolibc: test_fork: fix up duplicated print tools/nolibc: ppoll/ppoll_time64: add a missing argument selftests/nolibc: remove the duplicated gettimeofday_bad2 selftests/nolibc: print name instead of number for EOVERFLOW tools/nolibc: support nanoseconds in stat() selftests/nolibc: prevent coredumps during test execution tools/nolibc: add support for prctl() ...
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git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcuLinus Torvalds authored
Pull RCU updates from Paul McKenney: "Documentation updates Miscellaneous fixes, perhaps most notably: - Remove RCU_NONIDLE(). The new visibility of most of the idle loop to RCU has obsoleted this API. - Make the RCU_SOFTIRQ callback-invocation time limit also apply to the rcuc kthreads that invoke callbacks for CONFIG_PREEMPT_RT. - Add a jiffies-based callback-invocation time limit to handle long-running callbacks. (The local_clock() function is only invoked once per 32 callbacks due to its high overhead.) - Stop rcu_tasks_invoke_cbs() from using never-onlined CPUs, which fixes a bug that can occur on systems with non-contiguous CPU numbering. kvfree_rcu updates: - Eliminate the single-argument variant of k[v]free_rcu() now that all uses have been converted to k[v]free_rcu_mightsleep(). - Add WARN_ON_ONCE() checks for k[v]free_rcu*() freeing callbacks too soon. Yes, this is closing the barn door after the horse has escaped, but Murphy says that there will be more horses. Callback-offloading updates: - Fix a number of bugs involving the shrinker and lazy callbacks. Tasks RCU updates Torture-test updates" * tag 'rcu.2023.06.22a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (32 commits) torture: Remove duplicated argument -enable-kvm for ppc64 doc/rcutorture: Add description of rcutorture.stall_cpu_block rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale rcu/rcuscale: Move rcu_scale_*() after kfree_scale_cleanup() rcutorture: Correct name of use_softirq module parameter locktorture: Add long_hold to adjust lock-hold delays rcu/nocb: Make shrinker iterate only over NOCB CPUs rcu-tasks: Stop rcu_tasks_invoke_cbs() from using never-onlined CPUs rcu: Make rcu_cpu_starting() rely on interrupts being disabled rcu: Mark rcu_cpu_kthread() accesses to ->rcu_cpu_has_work rcu: Mark additional concurrent load from ->cpu_no_qs.b.exp rcu: Employ jiffies-based backstop to callback time limit rcu: Check callback-invocation time limit for rcuc kthreads rcu: Remove RCU_NONIDLE() rcu: Add more RCU files to kernel-api.rst rcu-tasks: Clarify the cblist_init_generic() function's pr_info() output rcu-tasks: Avoid pr_info() with spin lock in cblist_init_generic() rcu/nocb: Recheck lazy callbacks under the ->nocb_lock from shrinker rcu/nocb: Fix shrinker race against callback enqueuer rcu/nocb: Protect lazy shrinker against concurrent (de-)offloading ...
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Linus Torvalds authored
Merge tag 'tag-chrome-platform-for-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux Pull chrome platform updates from Tzung-Bi Shih: "Improvements: - Support Pin Assignment D in getting mux state - Emit an uevent when EC panics so that userland programs get chance to capture EC coredumps (LPC interface only) - Send EC_CMD_HOST_SLEEP_EVENT to EC at the very beginning/end of system suspend/resume so that EC can watch the duration more accurately (LPC interface only) Misc: - Switch back from I2C .probe_new() to .probe() - Use %*ph for printing hexdump of small buffers" * tag 'tag-chrome-platform-for-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux: platform/chrome: cros_ec_spi: Use %*ph for printing hexdump of a small buffer platform/chrome: Switch i2c drivers back to use .probe() platform/chrome: cros_ec_lpc: Move host command to prepare/complete platform/chrome: cros_ec: Report EC panic as uevent platform/chrome: cros_typec_switch: Add Pin D support
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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: "These extend the int340x thermal driver, add thermal DT bindings for some Qcom platforms, add DT bindings and support for Armada AP807 and MSM8909, allow selecting the bang-bang thermal governor as the default one, address issues in several thermal drivers for ARM platforms and clean up code. Specifics: - Add new IOCTLs to the int340x thermal driver to allow user space to retrieve the Passive v2 thermal table (Srinivas Pandruvada) - Add DT bindings for SM6375, MSM8226 and QCM2290 Qcom platforms (Konrad Dybcio) - Add DT bindings and support for QCom MSM8226 (Matti Lehtimäki) - Add DT bindings for QCom ipq9574 (Praveenkumar I) - Convert bcm2835 DT bindings to the yaml schema (Stefan Wahren) - Allow selecting the bang-bang governor as default (Thierry Reding) - Refactor and prepare the code to set the scene for RCar Gen4 (Wolfram Sang) - Clean up and fix the QCom tsens drivers. Add DT bindings and calibration for the MSM8909 platform (Stephan Gerhold) - Revert a patch introducing a wrong usage of devm_of_iomap() on the Mediatek platform (Ricardo Cañuelo) - Fix the clock vs reset ordering in order to conform to the documentation on the sun8i (Christophe JAILLET) - Prevent setting up undocumented registers, enable the only described sensors and add the version 2.1 on the Qoriq sensor (Peng Fan) - Add DT bindings and support for the Armada AP807 (Alex Leibovich) - Update the mlx5 driver with the recent thermal changes (Daniel Lezcano) - Convert to platform remove callback returning void on STM32 (Uwe Kleine-König) - Add an error information printing for devm_thermal_add_hwmon_sysfs() and remove the error from the Sun8i, Amlogic, i.MX, TI, K3, Tegra, Qoriq, Mediateka and QCom (Yangtao Li) - Register as hwmon sensor for the Generic ADC (Chen-Yu Tsai) - Use the dev_err_probe() function in the QCom tsens alarm driver (Luca Weiss)" * tag 'thermal-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (39 commits) thermal/drivers/qcom/temp-alarm: Use dev_err_probe thermal/drivers/generic-adc: Register thermal zones as hwmon sensors thermal/drivers/mediatek/lvts_thermal: Remove redundant msg in lvts_ctrl_start() thermal/drivers/qcom: Remove redundant msg at probe time thermal/drivers/ti-soc: Remove redundant msg in ti_thermal_expose_sensor() thermal/drivers/qoriq: Remove redundant msg in qoriq_tmu_register_tmu_zone() thermal/drivers/tegra: Remove redundant msg in tegra_tsensor_register_channel() drivers/thermal/k3: Remove redundant msg in k3_bandgap_probe() thermal/drivers/imx: Remove redundant msg in imx8mm_tmu_probe() and imx_sc_thermal_probe() thermal/drivers/amlogic: Remove redundant msg in amlogic_thermal_probe() thermal/drivers/sun8i: Remove redundant msg in sun8i_ths_register() thermal/hwmon: Add error information printing for devm_thermal_add_hwmon_sysfs() thermal/drivers/stm32: Convert to platform remove callback returning void net/mlx5: Update the driver with the recent thermal changes thermal/drivers/armada: Add support for AP807 thermal data dt-bindings: armada-thermal: Add armada-ap807-thermal compatible thermal/drivers/qoriq: Support version 2.1 thermal/drivers/qoriq: Only enable supported sensors thermal/drivers/qoriq: No need to program site adjustment register thermal/drivers/mediatek/lvts_thermal: Register thermal zones as hwmon sensors ...
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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 Intel TPMI (Topology Aware Register and PM Capsule Interface) support to the power capping subsystem, extend the intel_idle driver to work in VM guests where MWAIT is not available, extend the system-wide power management diagnostics, fix bugs and clean up code. Specifics: - Introduce power capping core support for Intel TPMI (Topology Aware Register and PM Capsule Interface) and a TPMI interface driver for Intel RAPL (Zhang Rui, Dan Carpenter) - Fix CONFIG_IOSF_MBI dependency in the Intel RAPL power capping driver (Zhang Rui) - Fix invalid initialization for pl4_supported field in the Intel RAPL power capping driver (Sumeet Pawnikar) - Clean up the intel_idle driver, make it work with VM guests that cannot use the MWAIT instruction and address the case in which the host may enter a deep idle state when the guest is idle (Arjan van de Ven) - Prevent cpufreq drivers that provide the ->adjust_perf() callback without a ->fast_switch() one which is used as a fallback from the former in some cases (Wyes Karny) - Fix some issues related to the AMD P-state cpufreq driver (Mario Limonciello, Wyes Karny) - Fix the energy_performance_preference attribute handling in the intel_pstate driver in passive mode (Tero Kristo) - Fix the handling of pm_suspend_target_state when CONFIG_PM is unset (Kai-Heng Feng) - Correct spelling mistake in a comment in the hibernation code (Wang Honghui) - Add arch_resume_nosmt() prototype to avoid a "missing prototypes" build warning (Arnd Bergmann) - Restrict pm_pr_dbg() to system-wide power transitions and use it in a few additional places (Mario Limonciello) - Drop verification of in-params from genpd_add_device() and ensure that all of its callers will do it (Ulf Hansson) - Prevent possible integer overflows from occurring in genpd_parse_state() (Nikita Zhandarovich) - Reorder fieldls in 'struct devfreq_dev_status' to reduce its size somewhat (Christophe JAILLET) - Ensure that the Exynos PPMU driver is already loaded before the Exynos Bus driver starts probing so as to avoid a possible freeze loading of the kernel modules (Marek Szyprowski) - Fix variable deferencing before NULL check in the mtk-cci devfreq driver (Sukrut Bellary)" * tag 'pm-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (42 commits) intel_idle: Add a "Long HLT" C1 state for the VM guest mode cpufreq: intel_pstate: Fix energy_performance_preference for passive cpufreq: amd-pstate: Add a kernel config option to set default mode cpufreq: amd-pstate: Set a fallback policy based on preferred_profile ACPI: CPPC: Add definition for undefined FADT preferred PM profile value cpufreq: amd-pstate: Set default governor to schedutil PM: domains: Move the verification of in-params from genpd_add_device() cpufreq: amd-pstate: Make amd-pstate EPP driver name hyphenated cpufreq: amd-pstate: Write CPPC enable bit per-socket intel_idle: Add support for using intel_idle in a VM guest using just hlt cpufreq: Fail driver register if it has adjust_perf without fast_switch intel_idle: clean up the (new) state_update_enter_method function intel_idle: refactor state->enter manipulation into its own function platform/x86/amd: pmc: Use pm_pr_dbg() for suspend related messages pinctrl: amd: Use pm_pr_dbg to show debugging messages ACPI: x86: Add pm_debug_messages for LPS0 _DSM state tracking include/linux/suspend.h: Only show pm_pr_dbg messages at suspend/resume powercap: RAPL: Fix a NULL vs IS_ERR() bug powercap: RAPL: Fix CONFIG_IOSF_MBI dependency powercap: RAPL: fix invalid initialization for pl4_supported field ...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI updates from Rafael Wysocki: "These rework the handling of notifications in ACPI button drivers (to enable future simplifications and cleanups), clean up the ACPI thermal driver, update the ACPI backlight driver, add quirks working around AML bugs on some systems, fix some assorted issues and clean up code. Specifics: - Reduce ACPI device enumeration overhead related to devices with dependencies (Rafael Wysocki) - Fix the handling of Microsoft LPS0 _DSM for suspend-to-idle (Mario Limonciello) - Fix section mismatch warning in the ACPI suspend-to-idle code (Arnd Bergmann) - Drop several ACPI resource management quirks related to IRQ ovverides on AMD "Zen" systems (Mario Limonciello) - Modify the ACPI EC driver to make it only clear the EC GPE status when handling the GPE (Jeremy Compostella) - Add quirks to work around ACPI tables defects on Lenovo Yoga Book yb1-x90f/l and Nextbook Ares 8A (Hans de Goede) - Add ACPi backlight quirks for Dell Studio 1569, Lenovo ThinkPad X131e (3371 AMD version) and Apple iMac11,3 and stop trying to use vendor backlight control on relatively recent systems (Hans de Goede) - Add pwm_lookup_table entry for second PWM on CHT/BSW devices in the ACPI LPSS (Intel SoC) driver (Hans de Goede) - Add nfit_intel_shutdown_status() declaration to a local header to avoid a "missing prototypes" build warning (Arnd Bergmann) - Clean up the ACPI thermal driver and drop some dead or otherwise unneded code from it (Rafael Wysocki) - Rework the handling of notifications in the ACPI button drivers so as to allow the common notification handling code for devices to be simplified (Rafael Wysocki) - Make ghes_get_devices() return NULL to indicate that there are no GHES devices so as to allow vendor-specific EDAC drivers to probe then (Li Yang) - Mark bert_disable() as __initdata and drop an unused function from the APEI GHES code (Miaohe Lin) - Make the ACPI PAD (Processor Aggregator Device) driver realize that Zhaoxin CPUs support nonstop TSC (Tony W Wang-oc) - Drop the certainly unnecessary and likely incorrect inclusion of linux/arm-smccc.h from acpi_ffh.c (Sudeep Holla)" * tag 'acpi-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (30 commits) ACPI: video: Add backlight=native DMI quirk for Dell Studio 1569 ACPI: thermal: Drop struct acpi_thermal_flags ACPI: thermal: Drop struct acpi_thermal_state ACPI: bus: Simplify installation and removal of notify callback ACPI: tiny-power-button: Eliminate the driver notify callback ACPI: button: Use different notify handlers for lid and buttons ACPI: button: Eliminate the driver notify callback ACPI: thermal: Eliminate struct acpi_thermal_state_flags ACPI: thermal: Move acpi_thermal_driver definition ACPI: thermal: Move symbol definitions to one place ACPI: thermal: Drop redundant ACPI_TRIPS_REFRESH_DEVICES symbol ACPI: thermal: Use BIT() macro for defining flags APEI: GHES: correctly return NULL for ghes_get_devices() ACPI: FFH: Drop the inclusion of linux/arm-smccc.h ACPI: PAD: mark Zhaoxin CPUs NONSTOP TSC correctly ACPI: APEI: mark bert_disable as __initdata ACPI: EC: Clear GPE on interrupt handling only ACPI: video: Stop trying to use vendor backlight control on laptops from after ~2012 ACPI: x86: s2idle: Adjust Microsoft LPS0 _DSM handling sequence ACPI: resource: Remove "Zen" specific match and quirks ...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 updates from Catalin Marinas: "Notable features are user-space support for the memcpy/memset instructions and the permission indirection extension. - Support for the Armv8.9 Permission Indirection Extensions. While this feature doesn't add new functionality, it enables future support for Guarded Control Stacks (GCS) and Permission Overlays - User-space support for the Armv8.8 memcpy/memset instructions - arm64 perf: support the HiSilicon SoC uncore PMU, Arm CMN sysfs identifier, support for the NXP i.MX9 SoC DDRC PMU, fixes and cleanups - Removal of superfluous ISBs on context switch (following retrospective architecture tightening) - Decode the ISS2 register during faults for additional information to help with debugging - KPTI clean-up/simplification of the trampoline exit code - Addressing several -Wmissing-prototype warnings - Kselftest improvements for signal handling and ptrace - Fix TPIDR2_EL0 restoring on sigreturn - Clean-up, robustness improvements of the module allocation code - More sysreg conversions to the automatic register/bitfields generation - CPU capabilities handling cleanup - Arm documentation updates: ACPI, ptdump" * tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (124 commits) kselftest/arm64: Add a test case for TPIDR2 restore arm64/signal: Restore TPIDR2 register rather than memory state arm64: alternatives: make clean_dcache_range_nopatch() noinstr-safe Documentation/arm64: Add ptdump documentation arm64: hibernate: remove WARN_ON in save_processor_state kselftest/arm64: Log signal code and address for unexpected signals docs: perf: Fix warning from 'make htmldocs' in hisi-pmu.rst arm64/fpsimd: Exit streaming mode when flushing tasks docs: perf: Add new description for HiSilicon UC PMU drivers/perf: hisi: Add support for HiSilicon UC PMU driver drivers/perf: hisi: Add support for HiSilicon H60PA and PAv3 PMU driver perf: arm_cspmu: Add missing MODULE_DEVICE_TABLE perf/arm-cmn: Add sysfs identifier perf/arm-cmn: Revamp model detection perf/arm_dmc620: Add cpumask arm64: mm: fix VA-range sanity check arm64/mm: remove now-superfluous ISBs from TTBR writes Documentation/arm64: Update ACPI tables from BBR Documentation/arm64: Update references in arm-acpi Documentation/arm64: Update ARM and arch reference ...
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git://git.armlinux.org.uk/~rmk/linux-armLinus Torvalds authored
Pull ARM updates from Russell King: - lots of build cleanups from Arnd spread throughout the arch/arm tree - replace strlcpy() with the preferred strscpy() - use sign_extend32() in the module linker - drop handle_irq() machine descriptor method * tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm: ARM: 9315/1: fiq: include asm/mach/irq.h for prototypes ARM: 9314/1: tcm: move tcm_init() prototype to asm/tcm.h ARM: 9313/1: vdso: add missing prototypes ARM: 9312/1: vfp: include asm/neon.h in vfpmodule.c ARM: 9311/1: decompressor: move function prototypes to misc.h ARM: 9310/1: xip-kernel: add __inflate_kernel_data prototype ARM: 9309/1: add missing syscall prototypes ARM: 9308/1: move setup functions to header ARM: 9307/1: nommu: include asm/idmap.h ARM: 9306/1: cacheflush: avoid __flush_anon_page() missing-prototype warning ARM: 9305/1: add clear/copy_user_highpage declarations ARM: 9304/1: add prototype for function called only from asm ARM: 9303/1: kprobes: avoid missing-declaration warnings ARM: 9302/1: traps: hide unused functions on NOMMU ARM: 9301/1: dma-mapping: hide unused dma_contiguous_early_fixup function ARM: 9300/1: Replace all non-returning strlcpy with strscpy ARM: 9299/1: module: use sign_extend32() to extend the signedness ARM: 9298/1: Drop custom mdesc->handle_irq()
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git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68kLinus Torvalds authored
Pull m68k updates from Geert Uytterhoeven: - miscellaneous NuBus fixes and improvements - defconfig updates * tag 'm68k-for-v6.5-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: m68k: defconfig: Update defconfigs for v6.4-rc1 nubus: Don't list slot resources by default nubus: Remove proc entries before adding them nubus: Partially revert proc_create_single_data() conversion
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- 26 Jun, 2023 3 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 cleanups from Dave Hansen: "As usual, these are all over the map. The biggest cluster is work from Arnd to eliminate -Wmissing-prototype warnings: - Address -Wmissing-prototype warnings - Remove repeated 'the' in comments - Remove unused current_untag_mask() - Document urgent tip branch timing - Clean up MSR kernel-doc notation - Clean up paravirt_ops doc - Update Srivatsa S. Bhat's maintained areas - Remove unused extern declaration acpi_copy_wakeup_routine()" * tag 'x86_cleanups_for_6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (22 commits) x86/acpi: Remove unused extern declaration acpi_copy_wakeup_routine() Documentation: virt: Clean up paravirt_ops doc x86/mm: Remove unused current_untag_mask() x86/mm: Remove repeated word in comments x86/lib/msr: Clean up kernel-doc notation x86/platform: Avoid missing-prototype warnings for OLPC x86/mm: Add early_memremap_pgprot_adjust() prototype x86/usercopy: Include arch_wb_cache_pmem() declaration x86/vdso: Include vdso/processor.h x86/mce: Add copy_mc_fragile_handle_tail() prototype x86/fbdev: Include asm/fb.h as needed x86/hibernate: Declare global functions in suspend.h x86/entry: Add do_SYSENTER_32() prototype x86/quirks: Include linux/pnp.h for arch_pnpbios_disabled() x86/mm: Include asm/numa.h for set_highmem_pages_init() x86: Avoid missing-prototype warnings for doublefault code x86/fpu: Include asm/fpu/regset.h x86: Add dummy prototype for mk_early_pgtbl_32() x86/pci: Mark local functions as 'static' x86/ftrace: Move prepare_ftrace_return prototype to header ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 tdx updates from Dave Hansen: - Fix a race window where load_unaligned_zeropad() could cause a fatal shutdown during TDX private<=>shared conversion The race has never been observed in practice but might allow load_unaligned_zeropad() to catch a TDX page in the middle of its conversion process which would lead to a fatal and unrecoverable guest shutdown. - Annotate sites where VM "exit reasons" are reused as hypercall numbers. * tag 'x86_tdx_for_6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mm: Fix enc_status_change_finish_noop() x86/tdx: Fix race between set_memory_encrypted() and load_unaligned_zeropad() x86/mm: Allow guest.enc_status_change_prepare() to fail x86/tdx: Wrap exit reason with hcall_func()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 platform updates from Dave Hansen: "Allow CPUs in SGX/HPE Ultraviolet to start using Sub-NUMA clustering (SNC) mode. SNC has been around outside the UV world for a while but evidently never worked on UV systems. SNC is rather notorious for breaking bad assumptions of a 1:1 relationship between physical sockets and NUMA nodes. The UV code was rather prolific with these assumptions and took quite a bit of refactoring to remove them" * tag 'x86_platform_for_6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/platform/uv: Update UV[23] platform code for SNC x86/platform/uv: Remove remaining BUG_ON() and BUG() calls x86/platform/uv: UV support for sub-NUMA clustering x86/platform/uv: Helper functions for allocating and freeing conversion tables x86/platform/uv: When searching for minimums, start at INT_MAX not 99999 x86/platform/uv: Fix printed information in calc_mmioh_map x86/platform/uv: Introduce helper function uv_pnode_to_socket. x86/platform/uv: Add platform resolving #defines for misc GAM_MMIOH_REDIRECT*
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