Support defragmentation for extX filesystem inodes Reviewed-by: Rik van Riel Signed-off-by: Christoph Lameter --- fs/ext2/super.c | 9 +++++++++ fs/ext3/super.c | 8 ++++++++ fs/ext4/super.c | 8 ++++++++ 3 files changed, 25 insertions(+) Index: linux-2.6/fs/ext2/super.c =================================================================== --- linux-2.6.orig/fs/ext2/super.c 2007-10-25 18:28:40.000000000 -0700 +++ linux-2.6/fs/ext2/super.c 2007-11-06 12:56:18.000000000 -0800 @@ -171,6 +171,12 @@ static void init_once(struct kmem_cache inode_init_once(&ei->vfs_inode); } +static void *ext2_get_inodes(struct kmem_cache *s, int nr, void **v) +{ + return fs_get_inodes(s, nr, v, + offsetof(struct ext2_inode_info, vfs_inode)); +} + static int init_inodecache(void) { ext2_inode_cachep = kmem_cache_create("ext2_inode_cache", @@ -180,6 +186,9 @@ static int init_inodecache(void) init_once); if (ext2_inode_cachep == NULL) return -ENOMEM; + + kmem_cache_setup_defrag(ext2_inode_cachep, + ext2_get_inodes, kick_inodes); return 0; } Index: linux-2.6/fs/ext3/super.c =================================================================== --- linux-2.6.orig/fs/ext3/super.c 2007-10-25 18:28:40.000000000 -0700 +++ linux-2.6/fs/ext3/super.c 2007-11-06 12:56:18.000000000 -0800 @@ -484,6 +484,12 @@ static void init_once(struct kmem_cache inode_init_once(&ei->vfs_inode); } +static void *ext3_get_inodes(struct kmem_cache *s, int nr, void **v) +{ + return fs_get_inodes(s, nr, v, + offsetof(struct ext3_inode_info, vfs_inode)); +} + static int init_inodecache(void) { ext3_inode_cachep = kmem_cache_create("ext3_inode_cache", @@ -493,6 +499,8 @@ static int init_inodecache(void) init_once); if (ext3_inode_cachep == NULL) return -ENOMEM; + kmem_cache_setup_defrag(ext3_inode_cachep, + ext3_get_inodes, kick_inodes); return 0; } Index: linux-2.6/fs/ext4/super.c =================================================================== --- linux-2.6.orig/fs/ext4/super.c 2007-10-25 18:28:40.000000000 -0700 +++ linux-2.6/fs/ext4/super.c 2007-11-06 12:56:18.000000000 -0800 @@ -537,6 +537,12 @@ static void init_once(struct kmem_cache inode_init_once(&ei->vfs_inode); } +static void *ext4_get_inodes(struct kmem_cache *s, int nr, void **v) +{ + return fs_get_inodes(s, nr, v, + offsetof(struct ext4_inode_info, vfs_inode)); +} + static int init_inodecache(void) { ext4_inode_cachep = kmem_cache_create("ext4_inode_cache", @@ -546,6 +552,8 @@ static int init_inodecache(void) init_once); if (ext4_inode_cachep == NULL) return -ENOMEM; + kmem_cache_setup_defrag(ext4_inode_cachep, + ext4_get_inodes, kick_inodes); return 0; } -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/