diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 617a2b3f7582..b97b479e4f64 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Common Block IO controller cgroup interface
  *
diff --git a/block/blk-core.c b/block/blk-core.c
index a55389ba8779..b044829135c9 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 1991, 1992 Linus Torvalds
  * Copyright (C) 1994,      Karl Keyte: Added support for disk statistics
diff --git a/block/blk-exec.c b/block/blk-exec.c
index a34b7d918742..1db44ca0f4a6 100644
--- a/block/blk-exec.c
+++ b/block/blk-exec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Functions related to setting various queue properties from drivers
  */
diff --git a/block/blk-iolatency.c b/block/blk-iolatency.c
index 507212d75ee2..d22e61bced86 100644
--- a/block/blk-iolatency.c
+++ b/block/blk-iolatency.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Block rq-qos base io controller
  *
diff --git a/block/blk-mq-cpumap.c b/block/blk-mq-cpumap.c
index 03a534820271..48bebf00a5f3 100644
--- a/block/blk-mq-cpumap.c
+++ b/block/blk-mq-cpumap.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * CPU <-> hardware queue mapping helpers
  *
diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c
index aa6bc5c02643..f6e3b10b52eb 100644
--- a/block/blk-mq-sched.c
+++ b/block/blk-mq-sched.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * blk-mq scheduling framework
  *
diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index 3f9c3f4ac44c..61efc2a29e58 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/backing-dev.h>
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index a4931fc7be8a..7513c8eaabee 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Tag allocation using scalable bitmaps. Uses active queue tracking to support
  * fairer distribution of tags between multiple submitters when a shared tag map
diff --git a/block/blk-mq.c b/block/blk-mq.c
index fc60ed7e940e..4f15adfbab29 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Block multiqueue core code
  *
diff --git a/block/blk-rq-qos.c b/block/blk-rq-qos.c
index d169d7188fa6..3f55b56f24bc 100644
--- a/block/blk-rq-qos.c
+++ b/block/blk-rq-qos.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0
+
 #include "blk-rq-qos.h"
 
 /*
diff --git a/block/blk-rq-qos.h b/block/blk-rq-qos.h
index 564851889550..2300e038b9fa 100644
--- a/block/blk-rq-qos.h
+++ b/block/blk-rq-qos.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef RQ_QOS_H
 #define RQ_QOS_H
 
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 6375afaedcec..ec150f88db09 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Functions related to setting various queue properties from drivers
  */
diff --git a/block/blk-stat.c b/block/blk-stat.c
index 696a04176e4d..940f15d600f8 100644
--- a/block/blk-stat.c
+++ b/block/blk-stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Block stat tracking code
  *
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
index 124c26128bf6..8aa68fae96ad 100644
--- a/block/blk-timeout.c
+++ b/block/blk-timeout.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Functions related to generic timeout handling of requests.
  */
diff --git a/block/blk-wbt.c b/block/blk-wbt.c
index fd166fbb0f65..313f45a37e9d 100644
--- a/block/blk-wbt.c
+++ b/block/blk-wbt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * buffered writeback throttling. loosely based on CoDel. We can't drop
  * packets for IO scheduling, so the logic is something like this:
diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 2d98803faec2..ae7e91bd0618 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Zoned block device handling
  *
diff --git a/block/elevator.c b/block/elevator.c
index 2e5399d9f40f..ec55d5fc0b3e 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *  Block device elevator/IO-scheduler.
  *
diff --git a/block/genhd.c b/block/genhd.c
index 83f5c33d1e80..ad6826628e79 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *  gendisk handling
  */
diff --git a/block/ioctl.c b/block/ioctl.c
index 4825c78a6baa..15a0eb80ada9 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 #include <linux/capability.h>
 #include <linux/blkdev.h>
 #include <linux/export.h>
diff --git a/block/ioprio.c b/block/ioprio.c
index f9821080c92c..2e0559f157c8 100644
--- a/block/ioprio.c
+++ b/block/ioprio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * fs/ioprio.c
  *
diff --git a/block/mq-deadline.c b/block/mq-deadline.c
index 14288f864e94..1876f5712bfd 100644
--- a/block/mq-deadline.c
+++ b/block/mq-deadline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *  MQ Deadline i/o scheduler - adaptation of the legacy deadline scheduler,
  *  for the blk-mq scheduling framework
diff --git a/block/partitions/aix.h b/block/partitions/aix.h
index e0c66a987523..b4449f0b9f2b 100644
--- a/block/partitions/aix.h
+++ b/block/partitions/aix.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 extern int aix_partition(struct parsed_partitions *state);
diff --git a/block/partitions/amiga.h b/block/partitions/amiga.h
index d094585cadaa..7e63f4d9d969 100644
--- a/block/partitions/amiga.h
+++ b/block/partitions/amiga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/amiga.h
  */
diff --git a/block/partitions/ibm.h b/block/partitions/ibm.h
index 08fb0804a812..8bf13febb2b6 100644
--- a/block/partitions/ibm.h
+++ b/block/partitions/ibm.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 int ibm_partition(struct parsed_partitions *);
diff --git a/block/partitions/karma.h b/block/partitions/karma.h
index c764b2e9df21..48e074d417fb 100644
--- a/block/partitions/karma.h
+++ b/block/partitions/karma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/karma.h
  */
diff --git a/block/partitions/msdos.h b/block/partitions/msdos.h
index 38c781c490b3..fcacfc486092 100644
--- a/block/partitions/msdos.h
+++ b/block/partitions/msdos.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/msdos.h
  */
diff --git a/block/partitions/osf.h b/block/partitions/osf.h
index 20ed2315ec16..4d8088e7ea8c 100644
--- a/block/partitions/osf.h
+++ b/block/partitions/osf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/osf.h
  */
diff --git a/block/partitions/sgi.h b/block/partitions/sgi.h
index b9553ebdd5a9..a5b77c3987cf 100644
--- a/block/partitions/sgi.h
+++ b/block/partitions/sgi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/sgi.h
  */
diff --git a/block/partitions/sun.h b/block/partitions/sun.h
index 2424baa8319f..ae1b9eed3fd7 100644
--- a/block/partitions/sun.h
+++ b/block/partitions/sun.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/sun.h
  */
diff --git a/block/partitions/sysv68.h b/block/partitions/sysv68.h
index bf2f5ffa97ac..4fb6b8ec78ae 100644
--- a/block/partitions/sysv68.h
+++ b/block/partitions/sysv68.h
@@ -1 +1,2 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 extern int sysv68_partition(struct parsed_partitions *state);
diff --git a/block/partitions/ultrix.h b/block/partitions/ultrix.h
index a3cc00b2bded..9f676cead222 100644
--- a/block/partitions/ultrix.h
+++ b/block/partitions/ultrix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  *  fs/partitions/ultrix.h
  */