diff options
| author | Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> | 2012-03-29 13:58:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-29 14:06:43 -0700 |
| commit | 10bdfb5ef7e1a429a3de31e498942a8ae5749a46 (patch) | |
| tree | 2bda472ac8825a0616ca8632fdc5623f4f8bb0fe /arch/sh/kernel/ptrace_64.c | |
| parent | 8da00edc1069f01c34510fa405dc15d96c090a3f (diff) | |
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 'arch/sh/kernel/ptrace_64.c')
0 files changed, 0 insertions, 0 deletions