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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-07-15 17:47:42 -1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-07-15 17:47:42 -1000 |
| commit | c20ddc649990ecbe6813afb6e605415e2d083d68 (patch) | |
| tree | bf246f651fecb29ecae88b6edc7239d83ff7c435 /fs | |
| parent | d7b6e53e326e18f4124e121ee5b0a138a6bc9a1b (diff) | |
| parent | d68aab6b8f572406aa93b45ef6483934dd3b54a6 (diff) | |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull quota fix from Jan Kara:
"Fix locking of dquot shrinker"
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
quota: missing lock in dqcache_shrink_scan()
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/quota/dquot.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 9cd5f63715c0..7f30bdc57d13 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -702,6 +702,7 @@ dqcache_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) struct dquot *dquot; unsigned long freed = 0; + spin_lock(&dq_list_lock); head = free_dquots.prev; while (head != &free_dquots && sc->nr_to_scan) { dquot = list_entry(head, struct dquot, dq_free); @@ -713,6 +714,7 @@ dqcache_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) freed++; head = free_dquots.prev; } + spin_unlock(&dq_list_lock); return freed; } |