block: drop the "busy inodes on changed media" log message

This message isn't exactly helpful, and file systems already print way more
useful messages when shut down while active.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Message-Id: <20230811100828.1897174-13-hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>

block/disk-events.c

@@ -281,9 +281,7 @@ bool disk_check_media_change(struct gendisk *disk)
 	if (!(events & DISK_EVENT_MEDIA_CHANGE))
 		return false;
 
-	if (__invalidate_device(disk->part0, true))
-		pr_warn("VFS: busy inodes on changed media %s\n",
-			disk->disk_name);
+	__invalidate_device(disk->part0, true);
 	set_bit(GD_NEED_PART_SCAN, &disk->state);
 	return true;
 }
@@ -302,9 +300,7 @@ void disk_force_media_change(struct gendisk *disk)
 {
 	disk_event_uevent(disk, DISK_EVENT_MEDIA_CHANGE);
 	inc_diskseq(disk);
-	if (__invalidate_device(disk->part0, true))
-		pr_warn("VFS: busy inodes on changed media %s\n",
-			disk->disk_name);
+	__invalidate_device(disk->part0, true);
 	set_bit(GD_NEED_PART_SCAN, &disk->state);
 }
 EXPORT_SYMBOL_GPL(disk_force_media_change);