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authorJan Kara <jack@suse.cz>2009-01-12 23:20:31 +0100
committerMark Fasheh <mfasheh@suse.com>2009-02-02 14:20:16 -0800
commitea455f8ab68338ba69f5d3362b342c115bea8e13 (patch)
tree17c052011f821ff5897028a27a1f8cba96046b67 /fs/ocfs2/super.c
parent27421e211a39784694b597dbf35848b88363c248 (diff)
ocfs2: Push out dropping of dentry lock to ocfs2_wq
Dropping of last reference to dentry lock is a complicated operation involving dropping of reference to inode. This can get complicated and quota code in particular needs to obtain some quota locks which leads to potential deadlock. Thus we defer dropping of inode reference to ocfs2_wq. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/super.c')
-rw-r--r--fs/ocfs2/super.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 43ed11345b5..b1cb38fbe80 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1887,6 +1887,9 @@ static int ocfs2_initialize_super(struct super_block *sb,
INIT_WORK(&journal->j_recovery_work, ocfs2_complete_recovery);
journal->j_state = OCFS2_JOURNAL_FREE;
+ INIT_WORK(&osb->dentry_lock_work, ocfs2_drop_dl_inodes);
+ osb->dentry_lock_list = NULL;
+
/* get some pseudo constants for clustersize bits */
osb->s_clustersize_bits =
le32_to_cpu(di->id2.i_super.s_clustersize_bits);