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

[firefly-linux-kernel-4.4.55.git] / fs / ceph / mds_client.h

diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 762757e6cebf95fff324894d1650b8271210acdd..ccf11ef0ca8717f79e6bfc9d6cf806ec359b5e8c 100644 (file)
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -236,6 +236,9 @@ struct ceph_mds_request {
        struct inode    *r_unsafe_dir;
        struct list_head r_unsafe_dir_item;
 
+       /* unsafe requests that modify the target inode */
+       struct list_head r_unsafe_target_item;
+
        struct ceph_mds_session *r_session;
 
        int               r_attempts;   /* resend attempts */
@@ -366,6 +369,7 @@ extern int ceph_send_msg_mds(struct ceph_mds_client *mdsc,
 
 extern int ceph_mdsc_init(struct ceph_fs_client *fsc);
 extern void ceph_mdsc_close_sessions(struct ceph_mds_client *mdsc);
+extern void ceph_mdsc_force_umount(struct ceph_mds_client *mdsc);
 extern void ceph_mdsc_destroy(struct ceph_fs_client *fsc);
 
 extern void ceph_mdsc_sync(struct ceph_mds_client *mdsc);