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-rw-r--r--check/mode-lowmem.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c
index b3a5bed2..9774ac09 100644
--- a/check/mode-lowmem.c
+++ b/check/mode-lowmem.c
@@ -544,11 +544,11 @@ static int end_avoid_extents_overwrite(struct btrfs_fs_info *fs_info)
*
* Returns error bits after repair.
*/
-static int repair_tree_block_ref(struct btrfs_trans_handle *trans,
- struct btrfs_root *root,
+static int repair_tree_block_ref(struct btrfs_root *root,
struct extent_buffer *node,
struct node_refs *nrefs, int level, int err)
{
+ struct btrfs_trans_handle *trans = NULL;
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_root *extent_root = fs_info->extent_root;
struct btrfs_path path;
@@ -598,6 +598,16 @@ static int repair_tree_block_ref(struct btrfs_trans_handle *trans,
if (nrefs->full_backref[level] != 0)
flags |= BTRFS_BLOCK_FLAG_FULL_BACKREF;
+ ret = avoid_extents_overwrite(root->fs_info);
+ if (ret)
+ goto out;
+ trans = btrfs_start_transaction(extent_root, 1);
+ if (IS_ERR(trans)) {
+ ret = PTR_ERR(trans);
+ trans = NULL;
+ error("fail to start transaction %s", strerror(-ret));
+ goto out;
+ }
/* insert an extent item */
if (insert_extent) {
struct btrfs_disk_key copy_key;
@@ -663,6 +673,8 @@ static int repair_tree_block_ref(struct btrfs_trans_handle *trans,
nrefs->refs[level]++;
out:
+ if (trans)
+ btrfs_commit_transaction(trans, extent_root);
btrfs_release_path(&path);
if (ret) {
error(
@@ -4365,7 +4377,7 @@ static int walk_down_tree(struct btrfs_trans_handle *trans,
btrfs_header_owner(cur), nrefs);
if (repair && ret)
- ret = repair_tree_block_ref(trans, root,
+ ret = repair_tree_block_ref(root,
path->nodes[*level], nrefs, *level, ret);
err |= ret;