/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (C) 2002 Cluster File Systems, Inc.
+ * GPL HEADER START
*
- * This file is part of the Lustre file system, http://www.lustre.org
- * Lustre is a trademark of Cluster File Systems, Inc.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * You may have signed or agreed to another license before downloading
- * this software. If so, you are bound by the terms and conditions
- * of that agreement, and the following does not apply to you. See the
- * LICENSE file included with this distribution for more information.
+ * 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.
*
- * If you did not agree to a different license, then this copy of Lustre
- * is open source 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).
*
- * In either case, 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
- * license text 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
*
+ * 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.
*/
#define DEBUG_SUBSYSTEM S_CLASS
#include <linux/version.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
#include <asm/statfs.h>
-#endif
#include <obd.h>
#include <obd_class.h>
#include <lprocfs_status.h>
return snprintf(page, count, "%s\n",obd->u.mds.mds_vfsmnt->mnt_devname);
}
+static int lprocfs_mds_rd_evictostnids(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device* obd = (struct obd_device *)data;
+
+ LASSERT(obd != NULL);
+
+ return snprintf(page, count, "%d\n", obd->u.mds.mds_evict_ost_nids);
+}
+
+static int lprocfs_mds_wr_evictostnids(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;
+ int val, rc;
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ obd->u.mds.mds_evict_ost_nids = !!val;
+
+ return count;
+}
+
static int lprocfs_mds_wr_evict_client(struct file *file, const char *buffer,
unsigned long count, void *data)
{
if (!set)
return -ENOMEM;
- rc = obd_set_info_async(mds->mds_osc_exp, strlen("evict_by_nid"),
- "evict_by_nid", strlen(tmpbuf + 4) + 1,
- tmpbuf + 4, set);
- if (rc)
- CERROR("Failed to evict nid %s from OSTs: rc %d\n", tmpbuf + 4,
- rc);
+ if (obd->u.mds.mds_evict_ost_nids) {
+ rc = obd_set_info_async(mds->mds_osc_exp,
+ sizeof(KEY_EVICT_BY_NID),
+ KEY_EVICT_BY_NID, strlen(tmpbuf + 4) + 1,
+ tmpbuf + 4, set);
+ if (rc)
+ CERROR("Failed to evict nid %s from OSTs: rc %d\n",
+ tmpbuf + 4, rc);
- ptlrpc_check_set(set);
+ ptlrpc_check_set(set);
+ }
/* See the comments in function lprocfs_wr_evict_client()
* in ptlrpc/lproc_ptlrpc.c for details. - jay */
obd_export_evict_by_nid(obd, tmpbuf+4);
- LPROCFS_ENTRY();
- class_decref(obd);
rc = ptlrpc_set_wait(set);
if (rc)
CERROR("Failed to evict nid %s from OSTs: rc %d\n", tmpbuf + 4,
rc);
+
+ LPROCFS_ENTRY();
+ class_decref(obd);
+
ptlrpc_set_destroy(set);
return count;
}
{ "fstype", lprocfs_rd_fstype, 0, 0 },
{ "mntdev", lprocfs_mds_rd_mntdev, 0, 0 },
{ "recovery_status", lprocfs_obd_rd_recovery_status, 0, 0 },
+ { "hash_stats", lprocfs_obd_rd_hash, 0, 0 },
{ "evict_client", 0, lprocfs_mds_wr_evict_client, 0 },
+ { "evict_ost_nids", lprocfs_mds_rd_evictostnids,
+ lprocfs_mds_wr_evictostnids, 0 },
{ "num_exports", lprocfs_rd_num_exports, 0, 0 },
#ifdef HAVE_QUOTA_SUPPORT
{ "quota_bunit_sz", lprocfs_rd_bunit, lprocfs_wr_bunit, 0 },
void mds_counter_incr(struct obd_export *exp, int opcode)
{
- lprocfs_counter_incr(exp->exp_obd->obd_stats, opcode);
- lprocfs_counter_incr(exp->exp_ops_stats, opcode);
+ if (exp->exp_obd && exp->exp_obd->obd_stats)
+ lprocfs_counter_incr(exp->exp_obd->obd_stats, opcode);
+ if (exp->exp_nid_stats && exp->exp_nid_stats->nid_stats != NULL)
+ lprocfs_counter_incr(exp->exp_nid_stats->nid_stats, opcode);
+
}
void mds_stats_counter_init(struct lprocfs_stats *stats)
lprocfs_counter_init(stats, LPROC_MDS_SETXATTR, 0, "setxattr", "reqs");
}
-LPROCFS_INIT_VARS(mds, lprocfs_mds_module_vars, lprocfs_mds_obd_vars);
-LPROCFS_INIT_VARS(mdt, lprocfs_mdt_module_vars, lprocfs_mdt_obd_vars);
+void lprocfs_mds_init_vars(struct lprocfs_static_vars *lvars)
+{
+ lvars->module_vars = lprocfs_mds_module_vars;
+ lvars->obd_vars = lprocfs_mds_obd_vars;
+}
+
+void lprocfs_mdt_init_vars(struct lprocfs_static_vars *lvars)
+{
+ lvars->module_vars = lprocfs_mdt_module_vars;
+ lvars->obd_vars = lprocfs_mdt_obd_vars;
+}
#endif