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| author | Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> | 2012-03-30 00:58:17 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-30 01:06:43 +0400 |
| commit | 10bdfb5ef7e1a429a3de31e498942a8ae5749a46 (patch) | |
| tree | 2bda472ac8825a0616ca8632fdc5623f4f8bb0fe /mm/huge_memory.c | |
| parent | 8da00edc1069f01c34510fa405dc15d96c090a3f (diff) | |
| download | linux-10bdfb5ef7e1a429a3de31e498942a8ae5749a46.tar.xz | |
pagemap: remove remaining unneeded spin_lock()
Commit 025c5b2451e4 ("thp: optimize away unnecessary page table
locking") moves spin_lock() into pmd_trans_huge_lock() in order to avoid
locking unless pmd is for thp. So this spin_lock() is a bug.
Reported-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/huge_memory.c')
0 files changed, 0 insertions, 0 deletions