blk-wbt: Avoid lock contention and thundering herd issue in wbt_wait

[mirror_ubuntu-bionic-kernel.git] / block / blk-tag.c

diff --git a/block/blk-tag.c b/block/blk-tag.c
index e1a9c15eb1b8953881077c0e31477872523dfc4d..09f19c6c52ceb209868485e7a824c282df2b6fe6 100644 (file)
--- a/block/blk-tag.c
+++ b/block/blk-tag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Functions related to tagged command queuing
  */