From: Josef Bacik <josef@redhat.com>
Date: Tue, 30 Aug 2011 15:40:48 +0000 (-0400)
Subject: Btrfs: don't get the block_rsv in btrfs_free_tree_block
X-Git-Tag: v3.2-rc1~21^2~24^2~29
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d02c9955ded7fc56dd1edc987558b084ccb03eb4;p=platform%2Fkernel%2Flinux-stable.git

Btrfs: don't get the block_rsv in btrfs_free_tree_block

Since the durable block rsv stuff has been killed there is no need to get the
block_rsv in btrfs_free_tree_block anymore.

Signed-off-by: Josef Bacik <josef@redhat.com>
---

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 53f6dbd..d236df7 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4707,7 +4707,6 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
 			   struct extent_buffer *buf,
 			   u64 parent, int last_ref)
 {
-	struct btrfs_block_rsv *block_rsv;
 	struct btrfs_block_group_cache *cache = NULL;
 	int ret;
 
@@ -4722,10 +4721,7 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
 	if (!last_ref)
 		return;
 
-	block_rsv = get_block_rsv(trans, root);
 	cache = btrfs_lookup_block_group(root->fs_info, buf->start);
-	if (block_rsv->space_info != cache->space_info)
-		goto out;
 
 	if (btrfs_header_generation(buf) == trans->transid) {
 		if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) {