4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
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31 * This file is part of Lustre, http://www.lustre.org/
32 * Lustre is a trademark of Sun Microsystems, Inc.
34 * lustre/cmm/cmm_lproc.c
38 * Author: Wang Di <wangdi@clusterfs.com>
39 * Author: Yury Umanets <umka@clusterfs.com>
42 #define DEBUG_SUBSYSTEM S_MDS
44 #include <linux/module.h>
46 #include <obd_class.h>
47 #include <lustre_ver.h>
48 #include <obd_support.h>
49 #include <lprocfs_status.h>
52 #include <lustre/lustre_idl.h>
54 #include "cmm_internal.h"
59 static const char *cmm_counter_names[LPROC_CMM_NR] = {
60 [LPROC_CMM_SPLIT_CHECK] = "split_check",
61 [LPROC_CMM_SPLIT] = "split",
62 [LPROC_CMM_LOOKUP] = "lookup",
63 [LPROC_CMM_CREATE] = "create"
66 int cmm_procfs_init(struct cmm_device *cmm, const char *name)
68 struct lu_device *ld = &cmm->cmm_md_dev.md_lu_dev;
69 struct obd_type *type;
73 type = ld->ld_type->ldt_obd_type;
75 LASSERT(name != NULL);
76 LASSERT(type != NULL);
78 /* Find the type procroot and add the proc entry for this device. */
79 cmm->cmm_proc_entry = lprocfs_register(name, type->typ_procroot,
81 if (IS_ERR(cmm->cmm_proc_entry)) {
82 rc = PTR_ERR(cmm->cmm_proc_entry);
83 CERROR("Error %d setting up lprocfs for %s\n",
85 cmm->cmm_proc_entry = NULL;
89 rc = lu_time_init(&cmm->cmm_stats,
91 cmm_counter_names, ARRAY_SIZE(cmm_counter_names));
100 int cmm_procfs_fini(struct cmm_device *cmm)
103 lu_time_fini(&cmm->cmm_stats);
105 if (cmm->cmm_proc_entry) {
106 lprocfs_remove(&cmm->cmm_proc_entry);
107 cmm->cmm_proc_entry = NULL;
112 void cmm_lprocfs_time_start(const struct lu_env *env)
114 lu_lprocfs_time_start(env);
117 void cmm_lprocfs_time_end(const struct lu_env *env, struct cmm_device *cmm,
120 lu_lprocfs_time_end(env, cmm->cmm_stats, idx);