1 files changed, 6 insertions, 0 deletions

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 0bf3bc879503..23e16de52e23 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3871,6 +3871,7 @@ static noinline_for_stack
 int prepare_to_relocate(struct reloc_control *rc)
 {
         struct btrfs_trans_handle *trans;
+        int ret;
 
         rc->block_rsv = btrfs_alloc_block_rsv(rc->extent_root,
                                               BTRFS_BLOCK_RSV_TEMP);
@@ -3885,6 +3886,11 @@ int prepare_to_relocate(struct reloc_control *rc)
         rc->reserved_bytes = 0;
         rc->block_rsv->size = rc->extent_root->nodesize *
                               RELOCATION_RESERVED_NODES;
+        ret = btrfs_block_rsv_refill(rc->extent_root,
+                                     rc->block_rsv, rc->block_rsv->size,
+                                     BTRFS_RESERVE_FLUSH_ALL);
+        if (ret)
+                return ret;
 
         rc->create_reloc_tree = 1;
         set_reloc_control(rc);