Revision c16fa4f2ad19908a47c63d8fa436a1178438c7e7 authored by Linus Torvalds on 18 March 2012, 23:15:34 UTC, committed by Linus Torvalds on 18 March 2012, 23:15:34 UTC
1 parent 93dc610
cmdline.c
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
static int cmdline_proc_show(struct seq_file *m, void *v)
{
seq_printf(m, "%s\n", saved_command_line);
return 0;
}
static int cmdline_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, cmdline_proc_show, NULL);
}
static const struct file_operations cmdline_proc_fops = {
.open = cmdline_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int __init proc_cmdline_init(void)
{
proc_create("cmdline", 0, NULL, &cmdline_proc_fops);
return 0;
}
module_init(proc_cmdline_init);
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