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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.
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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_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
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
compaction.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
debug.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -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_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
gup.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -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_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
hugetlb.c hugetlbfs: fix issue of preallocation of gigantic pages can't work 2021-12-10 17:10:56 -08:00
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_hotplug.c treewide: Add missing includes masked by cgroup -> bpf dependency 2021-12-03 10:58:13 -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
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_lock.c mm: mmap_lock: fix disabling preemption directly 2021-07-23 17:43:28 -07:00
mmap.c mm,hugetlb: remove mlock ulimit for SHM_HUGETLB 2021-11-09 10:02:48 -08:00
mmu_gather.c mm: eliminate "expecting prototype" kernel-doc warnings 2021-04-16 16:10:36 -07:00
mmu_notifier.c mm/mmu_notifiers: ensure range_end() is paired with range_start() 2021-03-25 09:22:55 -07:00
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_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
page-writeback.c folio: Add a function to get the host inode for a folio 2021-11-10 21:16:52 +00:00
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 mm: ptdump: fix build failure 2021-04-16 16:10:37 -07:00
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 mm: eliminate "expecting prototype" kernel-doc warnings 2021-04-16 16:10:36 -07:00
shuffle.h mm/shuffle: fix section mismatch warning 2021-05-22 15:09:07 -10:00
slab_common.c mm: Use struct slab in kmem_obj_info() 2022-01-06 12:25:51 +01:00
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
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_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
swap.c mm/swap.c:put_pages_list(): reinitialise the page list 2021-11-20 10:35:54 -08:00
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