diff --git a/block/genhd.c b/block/genhd.c
index b84b8671e6270..73faec438e49a 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1,6 +1,8 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
  *  gendisk handling
+ *
+ * Portions Copyright (C) 2020 Christoph Hellwig
  */
 
 #include <linux/module.h>
diff --git a/block/partitions/core.c b/block/partitions/core.c
index deca253583bd3..e7d776db803b1 100644
--- a/block/partitions/core.c
+++ b/block/partitions/core.c
@@ -2,6 +2,7 @@
 /*
  * Copyright (C) 1991-1998  Linus Torvalds
  * Re-organised Feb 1998 Russell King
+ * Copyright (C) 2020 Christoph Hellwig
  */
 #include <linux/fs.h>
 #include <linux/slab.h>
diff --git a/fs/block_dev.c b/fs/block_dev.c
index d2fa5009d5a48..9293045e128cd 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -2,6 +2,7 @@
 /*
  *  Copyright (C) 1991, 1992  Linus Torvalds
  *  Copyright (C) 2001  Andrea Arcangeli <andrea@suse.de> SuSE
+ *  Copyright (C) 2016 - 2020 Christoph Hellwig
  */
 
 #include <linux/init.h>