diff options
| author | Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> | 2010-07-02 01:47:20 -0400 |
|---|---|---|
| committer | Andi Kleen <ak@linux.intel.com> | 2010-08-11 03:23:48 -0400 |
| commit | 28957a5467bab9ed51a237d21e31055fad987887 (patch) | |
| tree | 1bc0a2bee4744516fb9874e36bbd7eb6cd9020b3 /mm/mremap.c | |
| parent | e3390f67a7267daa227380b6f1bbf13c7ddd4aff (diff) | |
hugetlb: add missing unlock in avoidcopy path in hugetlb_cow()
This patch fixes possible deadlock in hugepage lock_page()
by adding missing unlock_page().
libhugetlbfs test will hit this bug when the next patch in this
patchset ("hugetlb, HWPOISON: move PG_HWPoison bit check") is applied.
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Acked-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'mm/mremap.c')
0 files changed, 0 insertions, 0 deletions