From 86479a04eef8f304a13aeb8b64bcc8e506a68268 Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Mon, 10 Sep 2007 19:58:16 -0400 Subject: Add support for defragging files via btrfsctl -d. Avoid OOM on extent tree defrag. Signed-off-by: Chris Mason --- fs/btrfs/extent_map.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'fs/btrfs/extent_map.c') diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 8ad6f8efc5a0..33f7a18dddf7 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -10,6 +10,12 @@ #include #include "extent_map.h" +/* temporary define until extent_map moves out of btrfs */ +struct kmem_cache *btrfs_cache_create(const char *name, size_t size, + unsigned long extra_flags, + void (*ctor)(void *, struct kmem_cache *, + unsigned long)); + static struct kmem_cache *extent_map_cache; static struct kmem_cache *extent_state_cache; @@ -32,14 +38,12 @@ struct tree_entry { void __init extent_map_init(void) { - extent_map_cache = kmem_cache_create("extent_map", - sizeof(struct extent_map), 0, - SLAB_RECLAIM_ACCOUNT | + extent_map_cache = btrfs_cache_create("extent_map", + sizeof(struct extent_map), SLAB_DESTROY_BY_RCU, NULL); - extent_state_cache = kmem_cache_create("extent_state", - sizeof(struct extent_state), 0, - SLAB_RECLAIM_ACCOUNT | + extent_state_cache = btrfs_cache_create("extent_state", + sizeof(struct extent_state), SLAB_DESTROY_BY_RCU, NULL); } -- cgit v1.2.3