diff options
| author | Yan, Zheng <zheng.z.yan@intel.com> | 2013-10-31 09:10:47 +0800 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2014-02-15 19:20:12 +0000 |
| commit | f4ca736c52df0cff20c52415e313bdf77f5631d0 (patch) | |
| tree | a1d16a5f838d8f72647d52d75a58de2a69c61e99 /fs | |
| parent | b072f9cad8d6d04fea08d3aafc88e4d9e2d95959 (diff) | |
ceph: wake up 'safe' waiters when unregistering request
commit fc55d2c9448b34218ca58733a6f51fbede09575b upstream.
We also need to wake up 'safe' waiters if error occurs or request
aborted. Otherwise sync(2)/fsync(2) may hang forever.
Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Signed-off-by: Sage Weil <sage@inktank.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ceph/mds_client.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 9b2492df4346..b24e2d332767 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -608,6 +608,8 @@ static void __unregister_request(struct ceph_mds_client *mdsc, req->r_unsafe_dir = NULL; } + complete_all(&req->r_safe_completion); + ceph_mdsc_put_request(req); } @@ -2127,7 +2129,6 @@ static void handle_reply(struct ceph_mds_session *session, struct ceph_msg *msg) if (head->safe) { req->r_got_safe = true; __unregister_request(mdsc, req); - complete_all(&req->r_safe_completion); if (req->r_got_unsafe) { /* |