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authorGlauber Costa <glommer@gmail.com>2013-07-19 10:00:04 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2013-07-25 14:03:21 +1000
commitbb18ceae92e45fa0b7c8872b6105103633308402 (patch)
treef6028ed41cd8fe3bf52245c56ae5f3d66feca7d6
parent5a8e117bcbfdc523be2ee8f5ece767f88bb64a15 (diff)
super: fix for destroy lrus
This patch adds the missing call to list_lru_destroy (spotted by Li Zhong) and moves the deletion to after the shrinker is unregistered, as correctly spotted by Dave Signed-off-by: Glauber Costa <glommer@openvz.org> Cc: Michal Hocko <mhocko@suse.cz> Cc: Dave Chinner <dchinner@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--fs/super.c3
-rw-r--r--fs/xfs/xfs_buf.c2
-rw-r--r--fs/xfs/xfs_qm.c2
3 files changed, 5 insertions, 2 deletions
diff --git a/fs/super.c b/fs/super.c
index ddc5a94221c5..73d09522943a 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -328,6 +328,9 @@ void deactivate_locked_super(struct super_block *s)
/* caches are now gone, we can safely kill the shrinker now */
unregister_shrinker(&s->s_shrink);
+ list_lru_destroy(&s->s_dentry_lru);
+ list_lru_destroy(&s->s_inode_lru);
+
put_filesystem(fs);
put_super(s);
} else {
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 6c7743180885..8b2c5aab59e0 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1591,8 +1591,8 @@ xfs_free_buftarg(
struct xfs_mount *mp,
struct xfs_buftarg *btp)
{
- list_lru_destroy(&btp->bt_lru);
unregister_shrinker(&btp->bt_shrinker);
+ list_lru_destroy(&btp->bt_lru);
if (mp->m_flags & XFS_MOUNT_BARRIER)
xfs_blkdev_issue_flush(btp);
diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index 3b3ea7cf31a3..60690c41147a 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -940,8 +940,8 @@ xfs_qm_destroy_quotainfo(
qi = mp->m_quotainfo;
ASSERT(qi != NULL);
- list_lru_destroy(&qi->qi_lru);
unregister_shrinker(&qi->qi_shrinker);
+ list_lru_destroy(&qi->qi_lru);
if (qi->qi_uquotaip) {
IRELE(qi->qi_uquotaip);