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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Nathan Scott7f248a82005-11-03 16:14:31 +11002 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
3 * All Rights Reserved.
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 *
Nathan Scott7f248a82005-11-03 16:14:31 +11005 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
Linus Torvalds1da177e2005-04-16 15:20:36 -07007 * published by the Free Software Foundation.
8 *
Nathan Scott7f248a82005-11-03 16:14:31 +11009 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 *
Nathan Scott7f248a82005-11-03 16:14:31 +110014 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Linus Torvalds1da177e2005-04-16 15:20:36 -070017 */
18#ifndef __XFS_REFCACHE_H__
19#define __XFS_REFCACHE_H__
20
21#ifdef HAVE_REFCACHE
22/*
23 * Maximum size (in inodes) for the NFS reference cache
24 */
25#define XFS_REFCACHE_SIZE_MAX 512
26
27struct xfs_inode;
28struct xfs_mount;
29
30extern void xfs_refcache_insert(struct xfs_inode *);
31extern void xfs_refcache_purge_ip(struct xfs_inode *);
32extern void xfs_refcache_purge_mp(struct xfs_mount *);
33extern void xfs_refcache_purge_some(struct xfs_mount *);
34extern void xfs_refcache_resize(int);
35extern void xfs_refcache_destroy(void);
36
37extern void xfs_refcache_iunlock(struct xfs_inode *, uint);
38
39#else
40
41#define xfs_refcache_insert(ip) do { } while (0)
42#define xfs_refcache_purge_ip(ip) do { } while (0)
43#define xfs_refcache_purge_mp(mp) do { } while (0)
44#define xfs_refcache_purge_some(mp) do { } while (0)
45#define xfs_refcache_resize(size) do { } while (0)
46#define xfs_refcache_destroy() do { } while (0)
47
48#define xfs_refcache_iunlock(ip, flags) xfs_iunlock(ip, flags)
49
50#endif
51
52#endif /* __XFS_REFCACHE_H__ */