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Btrfs: remove deprecated comments 

commit d53ba47484
(Btrfs: use commit root when loading free space cache) has remove
the deadlock check, and the related comments can be removed as well.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Liu Bo 2012-12-27 09:01:17 +00:00 committed by Josef Bacik
parent c6b305a89b
commit 17b85495cf
1 changed files with 0 additions and 6 deletions
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6
fs/btrfs/extent-tree.c
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@ -527,12 +527,6 @@ static int cache_block_group(struct btrfs_block_group_cache *cache,
cache->cached = BTRFS_CACHE_FAST;
spin_unlock(&cache->lock);
/*
* We can't do the read from on-disk cache during a commit since we need
* to have the normal tree locking. Also if we are currently trying to
* allocate blocks for the tree root we can't do the fast caching since
* we likely hold important locks.
*/
if (fs_info->mount_opt & BTRFS_MOUNT_SPACE_CACHE) {
ret = load_free_space_cache(fs_info, cache);