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-rw-r--r--fs/btrfs/relocation.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 83fc51f786ab..8e7c78ba77d9 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -923,9 +923,16 @@ again:
path2->slots[level]--;
eb = path2->nodes[level];
- WARN_ON(btrfs_node_blockptr(eb, path2->slots[level]) !=
- cur->bytenr);
-
+ if (btrfs_node_blockptr(eb, path2->slots[level]) !=
+ cur->bytenr) {
+ btrfs_err(root->fs_info,
+ "couldn't find block (%llu) (level %d) in tree (%llu) with key (%llu %u %llu)",
+ cur->bytenr, level - 1, root->objectid,
+ node_key->objectid, node_key->type,
+ node_key->offset);
+ err = -ENOENT;
+ goto out;
+ }
lower = cur;
need_check = true;
for (; level < BTRFS_MAX_LEVEL; level++) {
@@ -2686,11 +2693,15 @@ static int do_relocation(struct btrfs_trans_handle *trans,
if (!upper->eb) {
ret = btrfs_search_slot(trans, root, key, path, 0, 1);
- if (ret < 0) {
- err = ret;
+ if (ret) {
+ if (ret < 0)
+ err = ret;
+ else
+ err = -ENOENT;
+
+ btrfs_release_path(path);
break;
}
- BUG_ON(ret > 0);
if (!upper->eb) {
upper->eb = path->nodes[upper->level];