[RFC 22/26] FS: Socket inode defragmentation

Christoph Lameter
2007-09-01T01:49:37Z

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Support inode defragmentation for sockets

Signed-off-by: Christoph Lameter <clameter@sgi.com>
---
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

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