+/**
+ * gfs2_lm_mount - mount a locking protocol
+ * @sdp: the filesystem
+ * @args: mount arguements
+ * @silent: if 1, don't complain if the FS isn't a GFS2 fs
+ *
+ * Returns: errno
+ */
+
+static int gfs2_lm_mount(struct gfs2_sbd *sdp, int silent)
+{
+ char *proto = sdp->sd_proto_name;
+ char *table = sdp->sd_table_name;
+ int flags = 0;
+ int error;
+
+ if (sdp->sd_args.ar_spectator)
+ flags |= LM_MFLAG_SPECTATOR;
+
+ fs_info(sdp, "Trying to join cluster \"%s\", \"%s\"\n", proto, table);
+
+ error = gfs2_mount_lockproto(proto, table, sdp->sd_args.ar_hostdata,
+ gfs2_glock_cb, sdp,
+ GFS2_MIN_LVB_SIZE, flags,
+ &sdp->sd_lockstruct, &sdp->sd_kobj);
+ if (error) {
+ fs_info(sdp, "can't mount proto=%s, table=%s, hostdata=%s\n",
+ proto, table, sdp->sd_args.ar_hostdata);
+ goto out;
+ }
+
+ if (gfs2_assert_warn(sdp, sdp->sd_lockstruct.ls_lockspace) ||
+ gfs2_assert_warn(sdp, sdp->sd_lockstruct.ls_ops) ||
+ gfs2_assert_warn(sdp, sdp->sd_lockstruct.ls_lvb_size >=
+ GFS2_MIN_LVB_SIZE)) {
+ gfs2_unmount_lockproto(&sdp->sd_lockstruct);
+ goto out;
+ }
+
+ if (sdp->sd_args.ar_spectator)
+ snprintf(sdp->sd_fsname, GFS2_FSNAME_LEN, "%s.s", table);
+ else
+ snprintf(sdp->sd_fsname, GFS2_FSNAME_LEN, "%s.%u", table,
+ sdp->sd_lockstruct.ls_jid);
+
+ fs_info(sdp, "Joined cluster. Now mounting FS...\n");
+
+ if ((sdp->sd_lockstruct.ls_flags & LM_LSFLAG_LOCAL) &&
+ !sdp->sd_args.ar_ignore_local_fs) {
+ sdp->sd_args.ar_localflocks = 1;
+ sdp->sd_args.ar_localcaching = 1;
+ }
+
+out:
+ return error;
+}
+
+void gfs2_lm_unmount(struct gfs2_sbd *sdp)
+{
+ if (likely(!test_bit(SDF_SHUTDOWN, &sdp->sd_flags)))
+ gfs2_unmount_lockproto(&sdp->sd_lockstruct);
+}
+