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Commit | Line | Data |
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873e65bc | 1 | // SPDX-License-Identifier: GPL-2.0-only |
c33df4ea JPS |
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> | |
c33df4ea JPS |
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 | */ | |
16 | static int __init default_rootfs(void) | |
17 | { | |
18 | int err; | |
19 | ||
0101db7a | 20 | err = ksys_mkdir((const char __user __force *) "/dev", 0755); |
c33df4ea JPS |
21 | if (err < 0) |
22 | goto out; | |
23 | ||
87c4e192 | 24 | err = ksys_mknod((const char __user __force *) "/dev/console", |
c33df4ea JPS |
25 | S_IFCHR | S_IRUSR | S_IWUSR, |
26 | new_encode_dev(MKDEV(5, 1))); | |
27 | if (err < 0) | |
28 | goto out; | |
29 | ||
0101db7a | 30 | err = ksys_mkdir((const char __user __force *) "/root", 0700); |
c33df4ea JPS |
31 | if (err < 0) |
32 | goto out; | |
33 | ||
34 | return 0; | |
35 | ||
36 | out: | |
37 | printk(KERN_WARNING "Failed to create a rootfs\n"); | |
38 | return err; | |
39 | } | |
40 | rootfs_initcall(default_rootfs); |