Support procfs inode defragmentation
Reviewed-by: Rik van Riel <[email protected]>
Signed-off-by: Christoph Lameter <[email protected]>
---
fs/proc/inode.c | 8 ++++++++
1 file changed, 8 insertions(+)
Index: linux-2.6.23-mm1/fs/proc/inode.c
===================================================================
--- linux-2.6.23-mm1.orig/fs/proc/inode.c 2007-10-12 16:26:08.000000000 -0700
+++ linux-2.6.23-mm1/fs/proc/inode.c 2007-10-12 18:48:32.000000000 -0700
@@ -114,6 +114,12 @@ static void init_once(struct kmem_cache
inode_init_once(&ei->vfs_inode);
}
+static void *proc_get_inodes(struct kmem_cache *s, int nr, void **v)
+{
+ return fs_get_inodes(s, nr, v,
+ offsetof(struct proc_inode, vfs_inode));
+};
+
int __init proc_init_inodecache(void)
{
proc_inode_cachep = kmem_cache_create("proc_inode_cache",
@@ -121,6 +127,8 @@ int __init proc_init_inodecache(void)
0, (SLAB_RECLAIM_ACCOUNT|
SLAB_MEM_SPREAD|SLAB_PANIC),
init_once);
+ kmem_cache_setup_defrag(proc_inode_cachep,
+ proc_get_inodes, kick_inodes);
return 0;
}
--
-
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