Initial import of modified Linux 2.6.28 tree

Original upstream URL:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git | branch linux-2.6.28.y

1 files changed, 52 insertions, 0 deletions

diff --git a/fs/xfs/xfs_refcache.h b/fs/xfs/xfs_refcache.h
new file mode 100644
index 0000000..2dec79e
--- /dev/null
+++ b/fs/xfs/xfs_refcache.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would 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
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+#ifndef __XFS_REFCACHE_H__
+#define __XFS_REFCACHE_H__
+
+#ifdef HAVE_REFCACHE
+/*
+ * Maximum size (in inodes) for the NFS reference cache
+ */
+#define XFS_REFCACHE_SIZE_MAX	512
+
+struct xfs_inode;
+struct xfs_mount;
+
+extern void xfs_refcache_insert(struct xfs_inode *);
+extern void xfs_refcache_purge_ip(struct xfs_inode *);
+extern void xfs_refcache_purge_mp(struct xfs_mount *);
+extern void xfs_refcache_purge_some(struct xfs_mount *);
+extern void xfs_refcache_resize(int);
+extern void xfs_refcache_destroy(void);
+
+extern void xfs_refcache_iunlock(struct xfs_inode *, uint);
+
+#else
+
+#define xfs_refcache_insert(ip)		do { } while (0)
+#define xfs_refcache_purge_ip(ip)	do { } while (0)
+#define xfs_refcache_purge_mp(mp)	do { } while (0)
+#define xfs_refcache_purge_some(mp)	do { } while (0)
+#define xfs_refcache_resize(size)	do { } while (0)
+#define xfs_refcache_destroy()		do { } while (0)
+
+#define xfs_refcache_iunlock(ip, flags)	xfs_iunlock(ip, flags)
+
+#endif
+
+#endif	/* __XFS_REFCACHE_H__ */