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https://github.com/torvalds/linux
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5fee64fcde
Add a simple helper to mknod with a kernel space file name and switch the early init code over to it. Remove the now unused ksys_mknod. Signed-off-by: Christoph Hellwig <hch@lst.de>
40 lines
813 B
C
40 lines
813 B
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* init/noinitramfs.c
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*
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* Copyright (C) 2006, NXP Semiconductors, All Rights Reserved
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* Author: Jean-Paul Saman <jean-paul.saman@nxp.com>
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*/
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#include <linux/init.h>
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#include <linux/stat.h>
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#include <linux/kdev_t.h>
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#include <linux/syscalls.h>
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#include <linux/init_syscalls.h>
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/*
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* Create a simple rootfs that is similar to the default initramfs
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*/
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static int __init default_rootfs(void)
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{
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int err;
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err = init_mkdir("/dev", 0755);
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if (err < 0)
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goto out;
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err = init_mknod("/dev/console", S_IFCHR | S_IRUSR | S_IWUSR,
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new_encode_dev(MKDEV(5, 1)));
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if (err < 0)
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goto out;
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err = init_mkdir("/root", 0700);
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if (err < 0)
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goto out;
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return 0;
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out:
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printk(KERN_WARNING "Failed to create a rootfs\n");
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return err;
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}
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rootfs_initcall(default_rootfs);
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