cio_debugfs.c

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 *   S/390 common I/O debugfs interface
 4 *
 5 *    Copyright IBM Corp. 2021
 6 *    Author(s): Vineeth Vijayan <vneethv@linux.ibm.com>
 7 */
 8
 9#include <linux/debugfs.h>
10#include "cio_debug.h"
11
12struct dentry *cio_debugfs_dir;
13
14/* Create the debugfs directory for CIO under the arch_debugfs_dir
15 * i.e /sys/kernel/debug/s390/cio
16 */
17static int __init cio_debugfs_init(void)
18{
19	cio_debugfs_dir = debugfs_create_dir("cio", arch_debugfs_dir);
20
21	return 0;
22}
23subsys_initcall(cio_debugfs_init);