1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * init/noinitramfs.c
 4 *
 5 * Copyright (C) 2006, NXP Semiconductors, All Rights Reserved
 6 * Author: Jean-Paul Saman <jean-paul.saman@nxp.com>
 7 */
 8#include <linux/init.h>
 9#include <linux/stat.h>
10#include <linux/kdev_t.h>
11#include <linux/syscalls.h>
12#include <linux/init_syscalls.h>
13#include <linux/umh.h>
14
15/*
16 * Create a simple rootfs that is similar to the default initramfs
17 */
18static int __init default_rootfs(void)
19{
20	int err;
21
22	usermodehelper_enable();
23	err = init_mkdir("/dev", 0755);
24	if (err < 0)
25		goto out;
26
27	err = init_mknod("/dev/console", S_IFCHR | S_IRUSR | S_IWUSR,
 
28			new_encode_dev(MKDEV(5, 1)));
29	if (err < 0)
30		goto out;
31
32	err = init_mkdir("/root", 0700);
33	if (err < 0)
34		goto out;
35
36	return 0;
37
38out:
39	printk(KERN_WARNING "Failed to create a rootfs\n");
40	return err;
41}
42rootfs_initcall(default_rootfs);

 1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * init/noinitramfs.c
 4 *
 5 * Copyright (C) 2006, NXP Semiconductors, All Rights Reserved
 6 * Author: Jean-Paul Saman <jean-paul.saman@nxp.com>
 7 */
 8#include <linux/init.h>
 9#include <linux/stat.h>
10#include <linux/kdev_t.h>
11#include <linux/syscalls.h>
 
 
12
13/*
14 * Create a simple rootfs that is similar to the default initramfs
15 */
16static int __init default_rootfs(void)
17{
18	int err;
19
20	err = ksys_mkdir((const char __user __force *) "/dev", 0755);
 
21	if (err < 0)
22		goto out;
23
24	err = ksys_mknod((const char __user __force *) "/dev/console",
25			S_IFCHR | S_IRUSR | S_IWUSR,
26			new_encode_dev(MKDEV(5, 1)));
27	if (err < 0)
28		goto out;
29
30	err = ksys_mkdir((const char __user __force *) "/root", 0700);
31	if (err < 0)
32		goto out;
33
34	return 0;
35
36out:
37	printk(KERN_WARNING "Failed to create a rootfs\n");
38	return err;
39}
40rootfs_initcall(default_rootfs);