Btrfs: Avoid recursive chunk allocations

Signed-off-by: N Chris Mason <chris.mason@oracle.com>

Btrfs: Avoid recursive chunk allocations
Signed-off-by: N Chris Mason <chris.mason@oracle.com>
3bf3d9e9 · Chris Mason · 8f18cf13 · 3bf3d9e9
隐藏空白更改
内联并排

Showing with 1 addition and 1 deletion

fs/btrfs/extent-tree.c fs/btrfs/extent-tree.c +1 -1

未找到文件。
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1727,7 +1727,7 @@ int btrfs_alloc_extent(struct btrfs_trans_handle *trans,
 		data = BTRFS_BLOCK_GROUP_METADATA | alloc_profile;
 	}
 again:
-	if (root != root->fs_info->extent_root) {
+	if (root->ref_cows) {
 		if (!(data & BTRFS_BLOCK_GROUP_METADATA)) {
 			ret = do_chunk_alloc(trans, root->fs_info->extent_root,
 					     2 * 1024 * 1024,