Add new ->l_weigh_ast() call-back to ldlm_lock. It is called by

[fs/lustre-release.git] / lustre / mgc / mgc_request.c

diff --git a/lustre/mgc/mgc_request.c b/lustre/mgc/mgc_request.c
index e8ddf27..a78460c 100644 (file)
--- a/lustre/mgc/mgc_request.c
+++ b/lustre/mgc/mgc_request.c
@@ -1,27 +1,41 @@
 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
  * vim:expandtab:shiftwidth=8:tabstop=8:
  *
- *  lustre/mgc/mgc_request.c
- *  Lustre Management Client
+ * GPL HEADER START
  *
- *  Copyright (C) 2006 Cluster File Systems, Inc.
- *   Author: Nathan Rutman <nathan@clusterfs.com>
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
- *   This file is part of Lustre, http://www.lustre.org
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
  *
- *   Lustre is free software; you can redistribute it and/or
- *   modify it under the terms of version 2 of the GNU General Public
- *   License as published by the Free Software Foundation.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
  *
- *   Lustre is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
+ * 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
  *
- *   You should have received a copy of the GNU General Public License
- *   along with Lustre; if not, write to the Free Software
- *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * 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.
  *
+ * GPL HEADER END
+ */
+/*
+ * Copyright  2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/mgc/mgc_request.c
+ *
+ * Author: Nathan Rutman <nathan@clusterfs.com>
  */
 
 #ifndef EXPORT_SYMTAB
@@ -73,7 +87,7 @@ static int mgc_name2resid(char *name, int len, struct ldlm_res_id *res_id)
 int mgc_fsname2resid(char *fsname, struct ldlm_res_id *res_id)
 {
         /* fsname is at most 8 chars long, maybe contain "-".
-         * e.g. "lustre", "CFS-000" */
+         * e.g. "lustre", "SUN-000" */
         return mgc_name2resid(fsname, strlen(fsname), res_id);
 }
 EXPORT_SYMBOL(mgc_fsname2resid);
@@ -84,7 +98,7 @@ int mgc_logname2resid(char *logname, struct ldlm_res_id *res_id)
         int len;
 
         /* logname consists of "fsname-nodetype".
-         * e.g. "lustre-MDT0001", "CFS-000-client" */
+         * e.g. "lustre-MDT0001", "SUN-000-client" */
         name_end = strrchr(logname, '-');
         LASSERT(name_end);
         len = name_end - logname;
@@ -323,7 +337,6 @@ static int mgc_requeue_add(struct config_llog_data *cld, int later)
 
         /* Hold lock for rq_state */
         spin_lock(&config_list_lock);
-        cld->cld_lostlock = 1;
 
         if (cld->cld_stopping || (rq_state & RQ_STOP)) {
                 spin_unlock(&config_list_lock);
@@ -331,6 +344,8 @@ static int mgc_requeue_add(struct config_llog_data *cld, int later)
                 RETURN(0);
         }
 
+        cld->cld_lostlock = 1;
+
         if (!(rq_state & RQ_RUNNING)) {
                 LASSERT(rq_state == 0);
                 rq_state = RQ_RUNNING | (later ? RQ_LATER : RQ_NOW);
@@ -467,14 +482,10 @@ static int mgc_precleanup(struct obd_device *obd, enum obd_cleanup_stage stage)
                         spin_unlock(&config_list_lock);
                         cfs_waitq_signal(&rq_waitq);
                 }
-                break;
-        case OBD_CLEANUP_SELF_EXP:
                 rc = obd_llog_finish(obd, 0);
                 if (rc != 0)
                         CERROR("failed to cleanup llogging subsystems\n");
                 break;
-        case OBD_CLEANUP_OBD:
-                break;
         }
         RETURN(rc);
 }
@@ -614,7 +625,7 @@ static int mgc_set_mgs_param(struct obd_export *exp,
         struct ptlrpc_request *req;
         struct mgs_send_param *req_msp, *rep_msp;
         int size[] = { sizeof(struct ptlrpc_body), sizeof(*req_msp) };
-        int rep_size[] = { sizeof(struct ptlrpc_body), sizeof(*msp) };
+        __u32 rep_size[] = { sizeof(struct ptlrpc_body), sizeof(*msp) };
         int rc;
         ENTRY;
 
@@ -650,7 +661,7 @@ static int mgc_enqueue(struct obd_export *exp, struct lov_stripe_md *lsm,
 {
         struct config_llog_data *cld = (struct config_llog_data *)data;
         struct ldlm_enqueue_info einfo = { type, mode, mgc_blocking_ast,
-                ldlm_completion_ast, NULL, data};
+                         ldlm_completion_ast, NULL, NULL, data};
 
         int rc;
         ENTRY;
@@ -1048,7 +1059,8 @@ out_closel:
                 struct client_obd *cli = &obd->u.cli;
                 LASSERT(cli);
                 LASSERT(cli->cl_mgc_configs_dir);
-                rc = lustre_rename(cli->cl_mgc_configs_dir, temp_log, logname);
+                rc = lustre_rename(cli->cl_mgc_configs_dir, cli->cl_mgc_vfsmnt,
+                                   temp_log, logname);
         }
         CDEBUG(D_MGC, "Copied remote log %s (%d)\n", logname, rc);
 out:
@@ -1081,7 +1093,7 @@ static int mgc_process_log(struct obd_device *mgc,
         if (cld->cld_stopping)
                 RETURN(0);
 
-        OBD_FAIL_TIMEOUT(OBD_FAIL_MGC_PROCESS_LOG, 20);
+        OBD_FAIL_TIMEOUT(OBD_FAIL_MGC_PAUSE_PROCESS_LOG, 20);
 
         lsi = s2lsi(cld->cld_cfg.cfg_sb);
 
@@ -1273,7 +1285,7 @@ static void /*__exit*/ mgc_exit(void)
         class_unregister_type(LUSTRE_MGC_NAME);
 }
 
-MODULE_AUTHOR("Cluster File Systems, Inc. <info@clusterfs.com>");
+MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>");
 MODULE_DESCRIPTION("Lustre Management Client");
 MODULE_LICENSE("GPL");