From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Lameter Subject: [RFC 22/26] FS: Socket inode defragmentation Date: Fri, 31 Aug 2007 18:41:29 -0700 Message-ID: <20070901014224.368426395@sgi.com> References: <20070901014107.719506437@sgi.com> Return-path: Content-Disposition: inline; filename=0022-slab_defrag_socket.patch Sender: linux-fsdevel-owner@vger.kernel.org To: Andy Whitcroft Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Christoph Hellwig , Mel Gorman , David Chinner List-Id: linux-mm.kvack.org Support inode defragmentation for sockets Signed-off-by: Christoph Lameter --- net/socket.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/net/socket.c b/net/socket.c index ec07703..89fc7a5 100644 --- a/net/socket.c +++ b/net/socket.c @@ -264,6 +264,12 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags) 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", @@ -275,6 +281,8 @@ 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; } -- 1.5.2.4 --