diff options
| author | Yan, Zheng <zheng.z.yan@intel.com> | 2013-10-31 09:10:47 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-01-09 12:24:19 -0800 |
| commit | d58dd25632be5ec0250630ccddfea7e9bd913ecb (patch) | |
| tree | a5472c6920f24433852ef80b7c19de2d35f17cf8 /fs | |
| parent | 2c460e835ceecda4b327aacb6423b54f9a89042f (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>
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 0af8e298d5b..1ce14c18c46 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -639,6 +639,8 @@ 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); } @@ -2154,7 +2156,6 @@ 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) { /* |