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| author | Thomas Hellstrom <thellstrom@vmware.com> | 2019-10-04 11:04:43 +0200 |
|---|---|---|
| committer | Thomas Hellstrom <thellstrom@vmware.com> | 2019-11-06 13:02:25 +0100 |
| commit | ace88f1018b88167a78bafd545d30816d6e207bf (patch) | |
| tree | 52d80c8bd41e9dd0efea092bd4eeb96915f7536d /Documentation/x86 | |
| parent | mm: Remove BUG_ON mmap_sem not held from xxx_trans_huge_lock() (diff) | |
| download | linux-ace88f1018b88167a78bafd545d30816d6e207bf.tar.xz linux-ace88f1018b88167a78bafd545d30816d6e207bf.zip | |
mm: pagewalk: Take the pagetable lock in walk_pte_range()
Without the lock, anybody modifying a pte from within this function might
have it concurrently modified by someone else.
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Huang Ying <ying.huang@intel.com>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: Kirill A. Shutemov <kirill@shutemov.name>
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Diffstat (limited to 'Documentation/x86')
0 files changed, 0 insertions, 0 deletions