-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
+/*
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * 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.
+ *
+ * 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).
+ *
+ * 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 (c) 2002, 2010, Oracle and/or its affiliates. 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_FILTER
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/kmod.h>
#include <linux/slab.h>
-#include <libcfs/kp30.h>
-#include <linux/lustre_fsfilt.h>
+#include <libcfs/libcfs.h>
+#include <lustre_fsfilt.h>
-LIST_HEAD(fsfilt_types);
+CFS_LIST_HEAD(fsfilt_types);
static struct fsfilt_operations *fsfilt_search_type(const char *type)
{
struct fsfilt_operations *found;
- struct list_head *p;
+ cfs_list_t *p;
- list_for_each(p, &fsfilt_types) {
- found = list_entry(p, struct fsfilt_operations, fs_list);
+ cfs_list_for_each(p, &fsfilt_types) {
+ found = cfs_list_entry(p, struct fsfilt_operations, fs_list);
if (!strcmp(found->fs_type, type)) {
return found;
}
if ((found = fsfilt_search_type(fs_ops->fs_type))) {
if (found != fs_ops) {
CERROR("different operations for type %s\n",
- fs_ops->fs_type);
+ fs_ops->fs_type);
/* unlock fsfilt_types list */
RETURN(-EEXIST);
}
} else {
PORTAL_MODULE_USE;
- list_add(&fs_ops->fs_list, &fsfilt_types);
- }
+ cfs_list_add(&fs_ops->fs_list, &fsfilt_types);
+ }
- /* unlock fsfilt_types list */
+ /* unlock fsfilt_types list */
return 0;
}
+EXPORT_SYMBOL(fsfilt_register_ops);
void fsfilt_unregister_ops(struct fsfilt_operations *fs_ops)
{
- struct list_head *p;
+ cfs_list_t *p;
/* lock fsfilt_types list */
- list_for_each(p, &fsfilt_types) {
- struct fsfilt_operations *found;
+ cfs_list_for_each(p, &fsfilt_types) {
+ struct fsfilt_operations *found;
- found = list_entry(p, typeof(*found), fs_list);
+ found = cfs_list_entry(p, typeof(*found), fs_list);
if (found == fs_ops) {
- list_del(p);
+ cfs_list_del(p);
PORTAL_MODULE_UNUSE;
break;
}
}
/* unlock fsfilt_types list */
}
+EXPORT_SYMBOL(fsfilt_unregister_ops);
struct fsfilt_operations *fsfilt_get_ops(const char *type)
{
snprintf(name, sizeof(name) - 1, "fsfilt_%s", type);
name[sizeof(name) - 1] = '\0';
- if (!(rc = request_module(name))) {
+ if (!(rc = cfs_request_module("%s", name))) {
fs_ops = fsfilt_search_type(type);
CDEBUG(D_INFO, "Loaded module '%s'\n", name);
if (!fs_ops)
}
if (rc) {
- CERROR("Can't find fsfilt_%s interface\n", name);
- RETURN(ERR_PTR(rc));
- /* unlock fsfilt_types list */
+ CERROR("Can't find %s interface\n", name);
+ RETURN(ERR_PTR(rc < 0 ? rc : -rc));
+ /* unlock fsfilt_types list */
}
}
- try_module_get(fs_ops->fs_owner);
+ cfs_try_module_get(fs_ops->fs_owner);
/* unlock fsfilt_types list */
return fs_ops;
}
+EXPORT_SYMBOL(fsfilt_get_ops);
void fsfilt_put_ops(struct fsfilt_operations *fs_ops)
{
- module_put(fs_ops->fs_owner);
+ cfs_module_put(fs_ops->fs_owner);
}
-
-
-EXPORT_SYMBOL(fsfilt_register_ops);
-EXPORT_SYMBOL(fsfilt_unregister_ops);
-EXPORT_SYMBOL(fsfilt_get_ops);
EXPORT_SYMBOL(fsfilt_put_ops);