1 files changed, 2 insertions, 0 deletions

diff --git a/fs/xfs/xfs_alloc_btree.c b/fs/xfs/xfs_alloc_btree.c
index 3916925e258..bcfe92f47ed 100644
--- a/fs/xfs/xfs_alloc_btree.c
+++ b/fs/xfs/xfs_alloc_btree.c
@@ -94,6 +94,8 @@ xfs_allocbt_alloc_block(
                 *stat = 0;
                 return 0;
         }
+        if (xfs_alloc_busy_search(cur->bc_mp, cur->bc_private.a.agno, bno, 1))
+                xfs_trans_set_sync(cur->bc_tp);
 
         xfs_trans_agbtree_delta(cur->bc_tp, 1);
         new->s = cpu_to_be32(bno);