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-rw-r--r--fs/btrfs/extent-tree.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index f16411d3c252..ba58024d40d3 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2252,6 +2252,16 @@ static noinline int run_clustered_refs(struct btrfs_trans_handle *trans,
}
/*
+ * We need to try and merge add/drops of the same ref since we
+ * can run into issues with relocate dropping the implicit ref
+ * and then it being added back again before the drop can
+ * finish. If we merged anything we need to re-loop so we can
+ * get a good ref.
+ */
+ btrfs_merge_delayed_refs(trans, fs_info, delayed_refs,
+ locked_ref);
+
+ /*
* locked_ref is the head node, so we have to go one
* node back for any delayed ref updates
*/