/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Supplementary groups cache.
+ * GPL HEADER START
*
- * Copyright (c) 2004 Cluster File Systems, Inc.
+ * 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/lvfs/upcall_cache.c
+ *
+ * Supplementary groups cache.
*/
#define DEBUG_SUBSYSTEM S_SEC
+#ifndef AUTOCONF_INCLUDED
#include <linux/config.h>
+#endif
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/stat.h>
#include <asm/uaccess.h>
#include <linux/slab.h>
-#include <asm/segment.h>
#include <obd_support.h>
#include <lustre_lib.h>
static void free_entry(struct upcall_cache_entry *entry)
{
if (entry->ue_group_info)
- groups_free(entry->ue_group_info);
+ put_group_info(entry->ue_group_info);
list_del(&entry->ue_hash);
CDEBUG(D_OTHER, "destroy cache entry %p for key "LPU64"\n",
entry, entry->ue_key);
entry->ue_primary = primary;
for (i = 0; i < ginfo->nblocks; i++) {
- int cp_count = min(NGROUPS_PER_BLOCK, (int)ngroups);
+ int cp_count = min_t(int, NGROUPS_PER_BLOCK, ngroups);
int off = i * NGROUPS_PER_BLOCK;
for (j = 0; j < cp_count; j++)
static unsigned long next;
/* we're interrupted or upcall failed in the middle */
if (time_after(jiffies, next)) {
- CERROR("key "LPU64" update failed: check %s\n",
- entry->ue_key, hash->uc_upcall);
+ CERROR("acquire timeout exceeded for key "LPU64
+ "\n", entry->ue_key);
next = jiffies + 1800;
}
put_entry(entry);
}
if (!UC_CACHE_IS_ACQUIRING(entry)) {
- CERROR("%s: found uptodate entry %p (key "LPU64") in ioctl\n",
+ CDEBUG(D_RPCTRACE,"%s: found uptodate entry %p (key "LPU64")\n",
hash->uc_name, entry, entry->ue_key);
GOTO(out, rc = 0);
}
strncpy(hash->uc_name, name, sizeof(hash->uc_name) - 1);
/* set default value, proc tunable */
strcpy(hash->uc_upcall, "NONE");
- hash->uc_entry_expire = 5 * 60 * HZ;
- hash->uc_acquire_expire = 5 * HZ;
+ hash->uc_entry_expire = 10 * 60 * HZ;
+ hash->uc_acquire_expire = 15 * HZ;
RETURN(hash);
}