Linus Torvalds 1be5bdf8cd KCSAN updates for v5.17 ... This series provides KCSAN fixes and also the ability to take memory barriers into account for weakly-ordered systems. This last can increase the probability of detecting certain types of data races. -----BEGIN PGP SIGNATURE----- iQJHBAABCgAxFiEEbK7UrM+RBIrCoViJnr8S83LZ+4wFAmHbuRwTHHBhdWxtY2tA a2VybmVsLm9yZwAKCRCevxLzctn7jKDPEACWuzYnd/u/02AHyRd3PIF3Px9uFKlK TFwaXX95oYSFCXcrmO42YtDUlZm4QcbwNb85KMCu1DvckRtIsNw0rkBU7BGyqv3Z ZoJEfMNpmC0x9+IFBOeseBHySPVT0x7GmYus05MSh0OLfkbCfyImmxRzgoKJGL+A ADF9EQb4z2feWjmVEoN8uRaarCAD4f77rSXiX6oTCNDuKrHarqMld/TmoXFrJbu2 QtfwHeyvraKBnZdUoYfVbGVenyKb1vMv4bUlvrOcuJEgIi/J/th4FupR3XCGYulI aWJTl2TQTGnMoE8VnFHgI27I841w3k5PVL+Y1hr/S4uN1/rIoQQuBzCtlnFeCksa BiBXsHIchN8N0Dwh8zD8NMd2uxV4t3fmpxXTDAwaOm7vs5hA8AJ0XNu6Sz94Lyjv wk2CxX41WWUNJVo3gh6SrS4mL6lC8+VvHF1hbIap++jrevj58gj1jAR1fdx4ANlT e2qA00EeoMngEogDNZH42/Fxs3H9zxrBta2ZbkPkwzIqTHH+4pIQDCy2xO3T3oxc twdGPYpjYdkf79EGsG4I4R/VA/IfcS09VIWTce8xSDeSnqkgFhcG37r1orJe8hTB tH+ODkNOsz5HaEoa8OoAL4ko2l0fL99p2AtMPpuQfHjRj7aorF+dJIrqCizASxwx 37PjQgOmHeDHgQ== =Q5fg -----END PGP SIGNATURE----- Merge tag 'kcsan.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu Pull KCSAN updates from Paul McKenney: "This provides KCSAN fixes and also the ability to take memory barriers into account for weakly-ordered systems. This last can increase the probability of detecting certain types of data races" * tag 'kcsan.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (29 commits) kcsan: Only test clear_bit_unlock_is_negative_byte if arch defines it kcsan: Avoid nested contexts reading inconsistent reorder_access kcsan: Turn barrier instrumentation into macros kcsan: Make barrier tests compatible with lockdep kcsan: Support WEAK_MEMORY with Clang where no objtool support exists compiler_attributes.h: Add __disable_sanitizer_instrumentation objtool, kcsan: Remove memory barrier instrumentation from noinstr objtool, kcsan: Add memory barrier instrumentation to whitelist sched, kcsan: Enable memory barrier instrumentation mm, kcsan: Enable barrier instrumentation x86/qspinlock, kcsan: Instrument barrier of pv_queued_spin_unlock() x86/barriers, kcsan: Use generic instrumentation for non-smp barriers asm-generic/bitops, kcsan: Add instrumentation for barriers locking/atomics, kcsan: Add instrumentation for barriers locking/barriers, kcsan: Support generic instrumentation locking/barriers, kcsan: Add instrumentation for barriers kcsan: selftest: Add test case to check memory barrier instrumentation kcsan: Ignore GCC 11+ warnings about TSan runtime support kcsan: test: Add test cases for memory barrier instrumentation kcsan: test: Match reordered or normal accesses ...		2022-01-11 09:51:26 -08:00
..
damon	mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfs_target_ids_write()'	2021-12-31 09:20:12 -08:00
kasan	mm/kasan: Convert to struct folio and struct slab	2022-01-06 12:26:14 +01:00
kfence	slab changes for 5.17	2022-01-10 11:58:12 -08:00
backing-dev.c	mm: bdi: initialize bdi_min_ratio when bdi is unregistered	2021-12-10 17:10:56 -08:00
balloon_compaction.c	mm: fix typos in comments	2021-05-07 00:26:35 -07:00
bootmem_info.c	bootmem: Use page->index instead of page->freelist	2022-01-06 12:27:03 +01:00
cleancache.c
cma.c	memblock: rename memblock_free to memblock_phys_free	2021-11-06 13:30:41 -07:00
cma.h	mm: cma: support sysfs	2021-05-05 11:27:24 -07:00
cma_debug.c	mm/cma: change cma mutex to irq safe spinlock	2021-05-05 11:27:21 -07:00
cma_sysfs.c	mm: cma: support sysfs	2021-05-05 11:27:24 -07:00
compaction.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
debug.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
debug_page_ref.c
debug_vm_pgtable.c	mm: debug_vm_pgtable: don't use __P000 directly	2021-11-06 13:30:33 -07:00
dmapool.c	mm/dmapool: use DEVICE_ATTR_RO macro	2021-06-29 10:53:52 -07:00
early_ioremap.c	mm/early_ioremap.c: remove redundant early_ioremap_shutdown()	2021-09-08 11:50:24 -07:00
fadvise.c
failslab.c
filemap.c	filemap: remove PageHWPoison check from next_uptodate_page()	2021-12-10 17:10:55 -08:00
folio-compat.c	mm/filemap: Add FGP_STABLE	2021-10-18 07:49:41 -04:00
frontswap.c	mm/mempool: minor coding style tweaks	2021-05-05 11:27:27 -07:00
gup.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
gup_test.c	selftests/vm: gup_test: test faulting in kernel, and verify pinnable pages	2021-05-05 11:27:26 -07:00
gup_test.h	selftests/vm: gup_test: fix test flag	2021-05-05 11:27:26 -07:00
highmem.c	Fixes for 5.16 folios:	2021-11-25 10:13:56 -08:00
hmm.c	mm/hmm: bypass devmap pte when all pfn requested flags are fulfilled	2021-09-08 18:45:52 -07:00
huge_memory.c	Memory folios	2021-11-01 08:47:59 -07:00
hugetlb.c	hugetlbfs: fix issue of preallocation of gigantic pages can't work	2021-12-10 17:10:56 -08:00
hugetlb_cgroup.c	hugetlb_cgroup: remove unused hugetlb_cgroup_from_counter macro	2021-11-06 13:30:39 -07:00
hugetlb_vmemmap.c	mm: hugetlb: introduce CONFIG_HUGETLB_PAGE_FREE_VMEMMAP_DEFAULT_ON	2021-06-30 20:47:26 -07:00
hugetlb_vmemmap.h	mm: hugetlb: introduce nr_free_vmemmap_pages in the struct hstate	2021-06-30 20:47:25 -07:00
hwpoison-inject.c	mm: hwpoison: don't drop slab caches for offlining non-LRU page	2021-09-03 09:58:15 -07:00
init-mm.c	mm: add setup_initial_init_mm() helper	2021-07-08 11:48:21 -07:00
internal.h	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
interval_tree.c	mm/interval_tree: add comments to improve code readability	2021-04-30 11:20:38 -07:00
io-mapping.c	mm: add a io_mapping_map_user helper	2021-04-30 11:20:39 -07:00
ioremap.c	mm: move ioremap_page_range to vmalloc.c	2021-09-08 11:50:24 -07:00
Kconfig	percpu: km: ensure it is used with NOMMU (either UP or SMP)	2021-12-06 12:45:09 -05:00
Kconfig.debug
khugepaged.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
kmemleak.c	mm/kmemleak: allow __GFP_NOLOCKDEP passed to kmemleak's gfp	2021-09-08 18:45:53 -07:00
ksm.c	mm/migrate: Add folio_migrate_flags()	2021-10-18 07:49:39 -04:00
list_lru.c	mm: list_lru: only add memcg-aware lrus to the global lru list	2021-11-06 13:30:35 -07:00
maccess.c	ARM: 9115/1: mm/maccess: fix unaligned copy_{from,to}_kernel_nofault	2021-08-20 11:39:25 +01:00
madvise.c	mm: use pidfd_get_task()	2021-10-14 13:29:22 +02:00
Makefile	mm, kcsan: Enable barrier instrumentation	2021-12-09 16:42:28 -08:00
mapping_dirty_helpers.c	mm/mapping_dirty_helpers: remove double Note in kerneldoc	2021-07-01 11:06:02 -07:00
memblock.c	arm64 fixes for -rc1	2021-11-10 11:29:30 -08:00
memcontrol.c	mm/memcg: Convert slab objcgs from struct page to struct slab	2022-01-06 12:26:14 +01:00
memfd.c	mm,hugetlb: remove mlock ulimit for SHM_HUGETLB	2021-11-09 10:02:48 -08:00
memory-failure.c	- Add support for handling hw errors in SGX pages: poisoning, recovering	2022-01-10 09:44:09 -08:00
memory.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
memory_hotplug.c	treewide: Add missing includes masked by cgroup -> bpf dependency	2021-12-03 10:58:13 -08:00
mempolicy.c	mm: mempolicy: fix THP allocations escaping mempolicy restrictions	2021-12-25 12:20:55 -08:00
mempool.c	mm: remove spurious blkdev.h includes	2021-10-18 06:17:01 -06:00
memremap.c	mm/memcg: Convert mem_cgroup_uncharge() to take a folio	2021-09-27 09:27:31 -04:00
memtest.c
migrate.c	mm/migrate.c: remove MIGRATE_PFN_LOCKED	2021-11-11 09:34:35 -08:00
mincore.c
mlock.c	mm/memcg: Add folio_lruvec_relock_irq() and folio_lruvec_relock_irqsave()	2021-09-27 09:27:31 -04:00
mm_init.c	include/linux/page-flags-layout.h: cleanups	2021-04-30 11:20:42 -07:00
mmap.c	mm,hugetlb: remove mlock ulimit for SHM_HUGETLB	2021-11-09 10:02:48 -08:00
mmap_lock.c	mm: mmap_lock: fix disabling preemption directly	2021-07-23 17:43:28 -07:00
mmu_gather.c
mmu_notifier.c
mmzone.c
mprotect.c	mm/mprotect.c: avoid repeated assignment in do_mprotect_pkey()	2021-11-06 13:30:36 -07:00
mremap.c	mm, hugepages: add mremap() support for hugepage backed vma	2021-11-06 13:30:39 -07:00
msync.c	mm/msync: exit early when the flags is an MS_ASYNC and start < vm_start	2021-04-30 11:20:37 -07:00
nommu.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
oom_kill.c	pidfd.v5.16	2021-11-10 16:02:08 -08:00
page-writeback.c	folio: Add a function to get the host inode for a folio	2021-11-10 21:16:52 +00:00
page_alloc.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
page_counter.c	mm: page_counter: mitigate consequences of a page_counter underflow	2021-04-30 11:20:38 -07:00
page_ext.c	mm/page_ext.c: fix a comment	2021-11-06 13:30:34 -07:00
page_idle.c	mm/idle_page_tracking: make PG_idle reusable	2021-09-08 11:50:24 -07:00
page_io.c	for-5.16/block-2021-10-29	2021-11-01 09:19:50 -07:00
page_isolation.c	mm/page_isolation: guard against possible putback unisolated page	2021-11-06 13:30:40 -07:00
page_owner.c	mm/page_owner.c: modify the type of argument "order" in some functions	2021-11-11 09:34:35 -08:00
page_poison.c	mm: page_poison: print page info when corruption is caught	2021-04-30 11:20:36 -07:00
page_reporting.c	mm/page_reporting: allow driver to specify reporting order	2021-06-29 10:53:47 -07:00
page_reporting.h	mm/page_reporting: export reporting order as module parameter	2021-06-29 10:53:47 -07:00
page_vma_mapped.c	mm: device exclusive memory access	2021-07-01 11:06:03 -07:00
pagewalk.c	mm: pagewalk: fix walk for hugepage tables	2021-06-29 10:53:49 -07:00
percpu-internal.h	Merge branch 'for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu	2021-07-01 17:17:24 -07:00
percpu-km.c	percpu: flush tlb in pcpu_reclaim_populated()	2021-07-04 18:30:17 +00:00
percpu-stats.c	percpu: rework memcg accounting	2021-06-05 20:43:15 +00:00
percpu-vm.c	percpu: flush tlb in pcpu_reclaim_populated()	2021-07-04 18:30:17 +00:00
percpu.c	memblock: use memblock_free for freeing virtual pointers	2021-11-06 13:30:41 -07:00
pgalloc-track.h	mm: fix typos in comments	2021-05-07 00:26:35 -07:00
pgtable-generic.c	mm/thp: fix __split_huge_pmd_locked() on shmem migration entry	2021-06-16 09:24:42 -07:00
process_vm_access.c	mm/process_vm_access.c: remove duplicate include	2021-05-05 11:27:27 -07:00
ptdump.c
readahead.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
rmap.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
rodata_test.c
secretmem.c	mm/secretmem: avoid letting secretmem_users drop to zero	2021-10-28 17:18:55 -07:00
shmem.c	fs: Remove FS_THP_SUPPORT	2021-11-17 10:36:35 -05:00
shuffle.c
shuffle.h	mm/shuffle: fix section mismatch warning	2021-05-22 15:09:07 -10:00
slab.c	mm/kasan: Convert to struct folio and struct slab	2022-01-06 12:26:14 +01:00
slab.h	mm/slob: Remove unnecessary page_mapcount_reset() function call	2022-01-06 12:27:28 +01:00
slab_common.c	mm: Use struct slab in kmem_obj_info()	2022-01-06 12:25:51 +01:00
slob.c	mm/slob: Remove unnecessary page_mapcount_reset() function call	2022-01-06 12:27:28 +01:00
slub.c	mm/slub: Define struct slab fields for CONFIG_SLUB_CPU_PARTIAL only when enabled	2022-01-06 12:26:53 +01:00
sparse-vmemmap.c	mm: remove redundant smp_wmb()	2021-11-06 13:30:36 -07:00
sparse.c	bootmem: Use page->index instead of page->freelist	2022-01-06 12:27:03 +01:00
swap.c	mm/swap.c:put_pages_list(): reinitialise the page list	2021-11-20 10:35:54 -08:00
swap_cgroup.c
swap_slots.c	treewide: Add missing includes masked by cgroup -> bpf dependency	2021-12-03 10:58:13 -08:00
swap_state.c	mm/workingset: Convert workingset_refault() to take a folio	2021-10-18 07:49:40 -04:00
swapfile.c	Merge branch 'akpm' (patches from Andrew)	2021-11-06 14:08:17 -07:00
truncate.c	vfs: keep inodes with page cache off the inode shrinker LRU	2021-11-09 10:02:48 -08:00
usercopy.c	mm: Convert check_heap_object() to use struct slab	2022-01-06 12:25:51 +01:00
userfaultfd.c	Revert "mm: shmem: don't truncate page if memory failure happens"	2021-11-13 12:03:03 -08:00
util.c	mm: Remove folio_test_single	2021-11-17 10:36:35 -05:00
vmacache.c
vmalloc.c	mm/vmalloc: introduce alloc_pages_bulk_array_mempolicy to accelerate memory allocation	2021-11-06 13:30:37 -07:00
vmpressure.c	mm/vmpressure: fix data-race with memcg->socket_pressure	2021-11-06 13:30:40 -07:00
vmscan.c	mm: vmscan: reduce throttling due to a failure to make progress -fix	2021-12-31 13:12:55 -08:00
vmstat.c	mm: vmstat.c: make extfrag_index show more pretty	2021-11-06 13:30:42 -07:00
workingset.c	Merge branch 'akpm' (patches from Andrew)	2021-11-09 10:11:53 -08:00
z3fold.c	mm/z3fold: add kerneldoc fields for z3fold_pool	2021-07-01 11:06:03 -07:00
zbud.c	mm/zbud: add kerneldoc fields for zbud_pool	2021-07-01 11:06:03 -07:00
zpool.c	mm: fix typos in comments	2021-05-07 00:26:35 -07:00
zsmalloc.c	zsmalloc: Stop using slab fields in struct page	2022-01-06 12:27:03 +01:00
zswap.c	mm/zswap.c: fix two bugs in zswap_writeback_entry()	2021-06-30 20:47:31 -07:00