diff --git a/block/genhd.c b/block/genhd.c
index 759bc06810f8..80943c123c3e 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1389,12 +1389,6 @@ void set_disk_ro(struct gendisk *disk, bool read_only)
 }
 EXPORT_SYMBOL(set_disk_ro);
 
-int bdev_read_only(struct block_device *bdev)
-{
-	return bdev->bd_read_only || get_disk_ro(bdev->bd_disk);
-}
-EXPORT_SYMBOL(bdev_read_only);
-
 void inc_diskseq(struct gendisk *disk)
 {
 	disk->diskseq = atomic64_inc_return(&diskseq);
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index cd4038fd5743..c70bc5fce4db 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -221,6 +221,11 @@ static inline int get_disk_ro(struct gendisk *disk)
 		test_bit(GD_READ_ONLY, &disk->state);
 }
 
+static inline int bdev_read_only(struct block_device *bdev)
+{
+	return bdev->bd_read_only || get_disk_ro(bdev->bd_disk);
+}
+
 extern void disk_block_events(struct gendisk *disk);
 extern void disk_unblock_events(struct gendisk *disk);
 extern void disk_flush_events(struct gendisk *disk, unsigned int mask);