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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-22 09:54:34 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-22 09:54:34 -0800 |
| commit | 6fb11e6508eac9d2e01ba748fc13afdd657224ab (patch) | |
| tree | badf5fa97da02eab53826465ea9da21079eac0dc /mm/mincore.c | |
| parent | 3e1e21c7bfcfa9bf06c07f48a13faca2f62b3339 (diff) | |
| parent | b1b1e15ef6b80facf76d6757649dfd7295eda29f (diff) | |
| download | linux-6fb11e6508eac9d2e01ba748fc13afdd657224ab.tar.gz linux-6fb11e6508eac9d2e01ba748fc13afdd657224ab.tar.xz | |
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton:
"Six fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
ocfs2: NFS hangs in __ocfs2_cluster_lock due to race with ocfs2_unblock_lock
reiserfs: fix dereference of ERR_PTR
ratelimit: fix bug in time interval by resetting right begin time
mm: fix kernel crash in khugepaged thread
mm: fix mlock accouting
thp: change pmd_trans_huge_lock() interface to return ptl
Diffstat (limited to 'mm/mincore.c')
| -rw-r--r-- | mm/mincore.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/mincore.c b/mm/mincore.c index 2a565ed8bb49..563f32045490 100644 --- a/mm/mincore.c +++ b/mm/mincore.c @@ -117,7 +117,8 @@ static int mincore_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, unsigned char *vec = walk->private; int nr = (end - addr) >> PAGE_SHIFT; - if (pmd_trans_huge_lock(pmd, vma, &ptl)) { + ptl = pmd_trans_huge_lock(pmd, vma); + if (ptl) { memset(vec, 1, nr); spin_unlock(ptl); goto out; |