ceph: release cap on import if we don't have the inode

If we get an IMPORT that give us a cap, but we don't have the inode, queue
a release (and try to send it immediately) so that the MDS doesn't get
stuck waiting for us.

Signed-off-by: Sage Weil <sage@newdream.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index d9936c4f1212..e43752b52635 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -322,6 +322,9 @@ static inline void ceph_mdsc_put_request(struct ceph_mds_request *req)
         kref_put(&req->r_kref, ceph_mdsc_release_request);
 }
 
+extern void ceph_send_cap_releases(struct ceph_mds_client *mdsc,
+                                   struct ceph_mds_session *session);
+
 extern void ceph_mdsc_pre_umount(struct ceph_mds_client *mdsc);
 
 extern char *ceph_mdsc_build_path(struct dentry *dentry, int *plen, u64 *base,