diff options
Diffstat (limited to 'fs/btrfs/relocation.c')
| -rw-r--r-- | fs/btrfs/relocation.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 646ee21bb03..92841a73c0e 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -684,6 +684,7 @@ struct backref_node *build_backref_tree(struct reloc_control *rc, int cowonly; int ret; int err = 0; + bool need_check = true; path1 = btrfs_alloc_path(); path2 = btrfs_alloc_path(); @@ -906,6 +907,7 @@ again: cur->bytenr); lower = cur; + need_check = true; for (; level < BTRFS_MAX_LEVEL; level++) { if (!path2->nodes[level]) { BUG_ON(btrfs_root_bytenr(&root->root_item) != @@ -949,14 +951,12 @@ again: /* * add the block to pending list if we - * need check its backrefs. only block - * at 'cur->level + 1' is added to the - * tail of pending list. this guarantees - * we check backrefs from lower level - * blocks to upper level blocks. + * need check its backrefs, we only do this once + * while walking up a tree as we will catch + * anything else later on. */ - if (!upper->checked && - level == cur->level + 1) { + if (!upper->checked && need_check) { + need_check = false; list_add_tail(&edge->list[UPPER], &list); } else |