LU-8592 mdt: hold mdt_device::mdt_md_root until service stop

[fs/lustre-release.git] / lustre / ptlrpc / sec_config.c

diff --git a/lustre/ptlrpc/sec_config.c b/lustre/ptlrpc/sec_config.c
index e9f429a..a88210b 100644 (file)
--- a/lustre/ptlrpc/sec_config.c
+++ b/lustre/ptlrpc/sec_config.c
@@ -15,11 +15,7 @@
  *
  * You should have received a copy of the GNU General Public License
  * version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * GPL HEADER END
  */
@@ -921,8 +917,8 @@ void sptlrpc_conf_client_adapt(struct obd_device *obd)
                strcmp(obd->obd_type->typ_name, LUSTRE_LWP_NAME) == 0);
        CDEBUG(D_SEC, "obd %s\n", obd->u.cli.cl_target_uuid.uuid);
 
-        /* serialize with connect/disconnect import */
-       down_read(&obd->u.cli.cl_sem);
+       /* serialize with connect/disconnect import */
+       down_read_nested(&obd->u.cli.cl_sem, OBD_CLI_SEM_MDCOSC);
 
        imp = obd->u.cli.cl_import;
        if (imp) {