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authorLiu Bo <bo.li.liu@oracle.com>2012-12-27 09:01:17 +0000
committerJosef Bacik <jbacik@fusionio.com>2013-02-20 09:37:10 -0500
commit17b85495cf87ac9b2d9e0878f62fa9f3ae630a6e (patch)
tree4373357bbf0dd2ce90293ef8054de3625a4bb510 /fs/btrfs/extent-tree.c
parentc6b305a89b1903d63652691ad5eb9f05aa0326b8 (diff)
downloadop-kernel-dev-17b85495cf87ac9b2d9e0878f62fa9f3ae630a6e.zip
op-kernel-dev-17b85495cf87ac9b2d9e0878f62fa9f3ae630a6e.tar.gz
Btrfs: remove deprecated comments
commit d53ba47484ed6245e640ee4bfe9d21e9bfc15765 (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>
Diffstat (limited to 'fs/btrfs/extent-tree.c')
-rw-r--r--fs/btrfs/extent-tree.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index c642fc2..a4a062a 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -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);
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