commit 68cd5b4b7612c2956d8553dfb39490b29f32566d
author Yan, Zheng <zyan@redhat.com> Tue Oct 27 18:36:06 2015 +0800
committer Ilya Dryomov <idryomov@gmail.com> Mon Nov 02 23:36:48 2015 +0100
tree e66461c4e1241a3dc5797a650a16683470185140
parent 4c06ace81a60636dec358c288ef6aaf3aa6dc599

ceph: make fsync() wait unsafe requests that created/modified inode

If we get a unsafe reply for request that created/modified inode,
add the unsafe request to a list in the newly created/modified
inode. So we can make fsync() wait these unsafe requests.

Signed-off-by: Yan, Zheng <zyan@redhat.com>

fs/ceph/inode.c

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 96d2bd8..498dcfa 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -452,6 +452,7 @@
 
 	INIT_LIST_HEAD(&ci->i_unsafe_writes);
 	INIT_LIST_HEAD(&ci->i_unsafe_dirops);
+	INIT_LIST_HEAD(&ci->i_unsafe_iops);
 	spin_lock_init(&ci->i_unsafe_lock);
 
 	ci->i_snap_realm = NULL;