[patch 18/23] FS: Slab defrag: Reiserfs support

[Christoph Lameter]

Slab defragmentation: Support reiserfs inode defragmentation

Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
 fs/reiserfs/super.c |    8 ++++++++
 1 file changed, 8 insertions(+)

Index: linux-2.6.23-mm1/fs/reiserfs/super.c
===================================================================
--- linux-2.6.23-mm1.orig/fs/reiserfs/super.c	2007-10-12 16:26:09.000000000 -0700
+++ linux-2.6.23-mm1/fs/reiserfs/super.c	2007-10-12 18:48:36.000000000 -0700
@@ -532,6 +532,12 @@ static void init_once(struct kmem_cache 
 #endif
 }
 
+static void *reiserfs_get_inodes(struct kmem_cache *s, int nr, void **v)
+{
+	return fs_get_inodes(s, nr, v,
+		offsetof(struct reiserfs_inode_info, vfs_inode));
+}
+
 static int init_inodecache(void)
 {
 	reiserfs_inode_cachep = kmem_cache_create("reiser_inode_cache",
@@ -542,6 +548,8 @@ static int init_inodecache(void)
 						  init_once);
 	if (reiserfs_inode_cachep == NULL)
 		return -ENOMEM;
+	kmem_cache_setup_defrag(reiserfs_inode_cachep,
+			reiserfs_get_inodes, kick_inodes);
 	return 0;
 }
 

-- 
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