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| author | Thomas Hellstrom <[email protected]> | 2019-10-04 09:04:43 +0000 |
|---|---|---|
| committer | Thomas Hellstrom <[email protected]> | 2019-11-06 12:02:25 +0000 |
| commit | ace88f1018b88167a78bafd545d30816d6e207bf (patch) | |
| tree | 52d80c8bd41e9dd0efea092bd4eeb96915f7536d /mm/mapping_dirty_helpers.c | |
| parent | mm: Remove BUG_ON mmap_sem not held from xxx_trans_huge_lock() (diff) | |
| download | kernel-ace88f1018b88167a78bafd545d30816d6e207bf.tar.gz kernel-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 <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Rik van Riel <[email protected]>
Cc: Minchan Kim <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Huang Ying <[email protected]>
Cc: Jérôme Glisse <[email protected]>
Cc: Kirill A. Shutemov <[email protected]>
Suggested-by: Linus Torvalds <[email protected]>
Signed-off-by: Thomas Hellstrom <[email protected]>
Acked-by: Kirill A. Shutemov <[email protected]>
Diffstat (limited to 'mm/mapping_dirty_helpers.c')
0 files changed, 0 insertions, 0 deletions