1// SPDX-License-Identifier: GPL-2.0
2#include <linux/fs.h>
3#include <linux/init.h>
4#include <linux/kernel.h>
5#include <linux/proc_fs.h>
6#include <linux/seq_file.h>
7#include <linux/utsname.h>
8#include "internal.h"
9
10static int version_proc_show(struct seq_file *m, void *v)
11{
12 seq_printf(m, fmt: linux_proc_banner,
13 utsname()->sysname,
14 utsname()->release,
15 utsname()->version);
16 return 0;
17}
18
19static int __init proc_version_init(void)
20{
21 struct proc_dir_entry *pde;
22
23 pde = proc_create_single("version", 0, NULL, version_proc_show);
24 pde_make_permanent(pde);
25 return 0;
26}
27fs_initcall(proc_version_init);
28

source code of linux/fs/proc/version.c