Filesystem: XFS slab defragmentation

[Christoph Lameter]

Support inode defragmentation for xfs

Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
Signed-off-by: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>

---
 fs/xfs/linux-2.6/xfs_super.c |    2 ++
 1 file changed, 2 insertions(+)

Index: slab-2.6/fs/xfs/linux-2.6/xfs_super.c
===================================================================
--- slab-2.6.orig/fs/xfs/linux-2.6/xfs_super.c	2010-01-22 15:09:43.000000000 -0600
+++ slab-2.6/fs/xfs/linux-2.6/xfs_super.c	2010-01-22 16:23:51.000000000 -0600
@@ -1608,6 +1608,8 @@ xfs_init_zones(void)
 	if (!xfs_ioend_zone)
 		goto out;
 
+	kmem_cache_setup_defrag(xfs_vnode_zone, get_inodes, kick_inodes);
+
 	xfs_ioend_pool = mempool_create_slab_pool(4 * MAX_BUF_PER_PAGE,
 						  xfs_ioend_zone);
 	if (!xfs_ioend_pool)

-- 
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