1 files changed, 8 insertions, 1 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 54e63b273a64..42f5e6196021 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -6653,12 +6653,13 @@ use_block_rsv(struct btrfs_trans_handle *trans,
         struct btrfs_block_rsv *block_rsv;
         struct btrfs_block_rsv *global_rsv = &root->fs_info->global_block_rsv;
         int ret;
+        bool global_updated = false;
 
         block_rsv = get_block_rsv(trans, root);
 
         if (unlikely(block_rsv->size == 0))
                 goto try_reserve;
-
+again:
         ret = block_rsv_use_bytes(block_rsv, blocksize);
         if (!ret)
                 return block_rsv;
@@ -6666,6 +6667,12 @@ use_block_rsv(struct btrfs_trans_handle *trans,
         if (block_rsv->failfast)
                 return ERR_PTR(ret);
 
+        if (block_rsv->type == BTRFS_BLOCK_RSV_GLOBAL && !global_updated) {
+                global_updated = true;
+                update_global_block_rsv(root->fs_info);
+                goto again;
+        }
+
         if (btrfs_test_opt(root, ENOSPC_DEBUG)) {
                 static DEFINE_RATELIMIT_STATE(_rs,
                                 DEFAULT_RATELIMIT_INTERVAL * 10,