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@xxxxxxxxxx>
---
fs/btrfs/extent-tree.c | 6 ------
1 files changed, 0 insertions(+), 6 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 521e9d4..8540f94 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);
--
1.7.7.6
--
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