From 9d19ed8b7e5c9cc8c6ffa1eed090b60ddd6d0d31 Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Thu, 9 Aug 2007 07:51:49 -0700 Subject: [PATCH] FS: Socket inode defragmentation Support inode defragmentation for sockets Reviewed-by: Rik van Riel Signed-off-by: Christoph Lameter --- net/socket.c | 8 ++++++++ 1 file changed, 8 insertions(+) Index: mm/net/socket.c =================================================================== --- mm.orig/net/socket.c 2007-11-28 12:28:01.311962427 -0800 +++ mm/net/socket.c 2007-11-28 12:31:46.383962876 -0800 @@ -269,6 +269,12 @@ static void init_once(struct kmem_cache inode_init_once(&ei->vfs_inode); } +static void *sock_get_inodes(struct kmem_cache *s, int nr, void **v) +{ + return fs_get_inodes(s, nr, v, + offsetof(struct socket_alloc, vfs_inode)); +} + static int init_inodecache(void) { sock_inode_cachep = kmem_cache_create("sock_inode_cache", @@ -280,6 +286,8 @@ static int init_inodecache(void) init_once); if (sock_inode_cachep == NULL) return -ENOMEM; + kmem_cache_setup_defrag(sock_inode_cachep, + sock_get_inodes, kick_inodes); return 0; }