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Merge branch 'akpm' (patches from Andrew)

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Merge misc updates from Andrew Morton:

 - large KASAN update to use arm's "software tag-based mode"

 - a few misc things

 - sh updates

 - ocfs2 updates

 - just about all of MM

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (167 commits)
  kernel/fork.c: mark 'stack_vm_area' with __maybe_unused
  memcg, oom: notify on oom killer invocation from the charge path
  mm, swap: fix swapoff with KSM pages
  include/linux/gfp.h: fix typo
  mm/hmm: fix memremap.h, move dev_page_fault_t callback to hmm
  hugetlbfs: Use i_mmap_rwsem to fix page fault/truncate race
  hugetlbfs: use i_mmap_rwsem for more pmd sharing synchronization
  memory_hotplug: add missing newlines to debugging output
  mm: remove __hugepage_set_anon_rmap()
  include/linux/vmstat.h: remove unused page state adjustment macro
  mm/page_alloc.c: allow error injection
  mm: migrate: drop unused argument of migrate_page_move_mapping()
  blkdev: avoid migration stalls for blkdev pages
  mm: migrate: provide buffer_migrate_page_norefs()
  mm: migrate: move migrate_page_lock_buffers()
  mm: migrate: lock buffers before migrate_page_move_mapping()
  mm: migration: factor out code to compute expected number of page references
  mm, page_alloc: enable pcpu_drain with zone capability
  kmemleak: add config to select auto scan
  mm/page_alloc.c: don't call kasan_free_pages() at deferred mem init
  ...
This commit is contained in:
Linus Torvalds
2018-12-28 16:55:46 -08:00
parent 00d59fde85 0f4991e8fd
commit f346b0becb
585 changed files with 5038 additions and 4542 deletions
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20
drivers/infiniband/core/umem_odp.c
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@@ -146,15 +146,12 @@ static int invalidate_range_start_trampoline(struct ib_umem_odp *item,
}
static int ib_umem_notifier_invalidate_range_start(struct mmu_notifier *mn,
struct mm_struct *mm,
unsigned long start,
unsigned long end,
bool blockable)
const struct mmu_notifier_range *range)
{
struct ib_ucontext_per_mm *per_mm =
container_of(mn, struct ib_ucontext_per_mm, mn);
if (blockable)
if (range->blockable)
down_read(&per_mm->umem_rwsem);
else if (!down_read_trylock(&per_mm->umem_rwsem))
return -EAGAIN;
@@ -169,9 +166,10 @@ static int ib_umem_notifier_invalidate_range_start(struct mmu_notifier *mn,
return 0;
}
return rbt_ib_umem_for_each_in_range(&per_mm->umem_tree, start, end,
return rbt_ib_umem_for_each_in_range(&per_mm->umem_tree, range->start,
range->end,
invalidate_range_start_trampoline,
blockable, NULL);
range->blockable, NULL);
}
static int invalidate_range_end_trampoline(struct ib_umem_odp *item, u64 start,
@@ -182,9 +180,7 @@ static int invalidate_range_end_trampoline(struct ib_umem_odp *item, u64 start,
}
static void ib_umem_notifier_invalidate_range_end(struct mmu_notifier *mn,
struct mm_struct *mm,
unsigned long start,
unsigned long end)
const struct mmu_notifier_range *range)
{
struct ib_ucontext_per_mm *per_mm =
container_of(mn, struct ib_ucontext_per_mm, mn);
@@ -192,8 +188,8 @@ static void ib_umem_notifier_invalidate_range_end(struct mmu_notifier *mn,
if (unlikely(!per_mm->active))
return;
rbt_ib_umem_for_each_in_range(&per_mm->umem_tree, start,
end,
rbt_ib_umem_for_each_in_range(&per_mm->umem_tree, range->start,
range->end,
invalidate_range_end_trampoline, true, NULL);
up_read(&per_mm->umem_rwsem);
}