1/* 2 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc. 3 * All Rights Reserved. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * 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. 13 * 14 * 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 17 */ 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__ */ 53