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authorJoseph Qi <joseph.qi@huawei.com>2015-02-17 03:00:12 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-17 04:56:05 +0300
commit4813962beef7586f890a645a1bda77691da4b74a (patch)
tree75885da49ee8bc539aa41c6af8395a4f88c2a7d9 /fs/ocfs2/super.c
parent3a83b342c87e6d21290de8dc76ec20a67821261d (diff)
downloadlinux-4813962beef7586f890a645a1bda77691da4b74a.tar.xz
ocfs2: wait for orphan recovery first once append O_DIRECT write crash
If one node has crashed with orphan entry leftover, another node which do append O_DIRECT write to the same file will override the i_dio_orphaned_slot. Then the old entry won't be cleaned forever. If this case happens, we let it wait for orphan recovery first. Signed-off-by: Joseph Qi <joseph.qi@huawei.com> Cc: Weiwei Wang <wangww631@huawei.com> Cc: Joel Becker <jlbec@evilplan.org> Cc: Junxiao Bi <junxiao.bi@oracle.com> Cc: Mark Fasheh <mfasheh@suse.com> Cc: Xuejiufei <xuejiufei@huawei.com> Cc: alex chen <alex.chen@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2/super.c')
-rw-r--r--fs/ocfs2/super.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 87a1f7679d9b..26675185b886 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1746,6 +1746,8 @@ static void ocfs2_inode_init_once(void *data)
ocfs2_lock_res_init_once(&oi->ip_inode_lockres);
ocfs2_lock_res_init_once(&oi->ip_open_lockres);
+ init_waitqueue_head(&oi->append_dio_wq);
+
ocfs2_metadata_cache_init(INODE_CACHE(&oi->vfs_inode),
&ocfs2_inode_caching_ops);