bcache: add missing SPDX header

Coly Li · axboe · commit 87418ef9f07a · 2018-08-11T15:46:42.000-06:00
The SPDX header is missing fro closure.c, super.c and util.c, this
patch adds SPDX header for GPL-2.0 into these files.

Signed-off-by: Coly Li &lt;colyli@suse.de&gt;
Reviewed-by: Shenghui Wang &lt;shhuiw@foxmail.com&gt;
Signed-off-by: Jens Axboe &lt;axboe@kernel.dk&gt;
diff --git a/drivers/md/bcache/closure.c b/drivers/md/bcache/closure.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Asynchronous refcounty things
  *
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * bcache setup/teardown code, and some metadata io - read a superblock and
  * figure out what to do with it.
diff --git a/drivers/md/bcache/util.c b/drivers/md/bcache/util.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * random utiility code, for bcache but in theory not specific to bcache
  *

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,4 @@`
	`1`	`+// SPDX-License-Identifier: GPL-2.0`
`1`	`2`	`/*`
`2`	`3`	`* Asynchronous refcounty things`
`3`	`4`	`*`