From cf9887f102541b8a0adb73f7da9c28d090622010 Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Sat, 4 Oct 2008 14:13:59 +0400 Subject: proc: switch /proc/cmdline to seq_file and move it to fs/proc/cmdline.c while I'm at it. Signed-off-by: Alexey Dobriyan --- fs/proc/cmdline.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 fs/proc/cmdline.c (limited to 'fs/proc/cmdline.c') diff --git a/fs/proc/cmdline.c b/fs/proc/cmdline.c new file mode 100644 index 000000000000..82676e3fcd1d --- /dev/null +++ b/fs/proc/cmdline.c @@ -0,0 +1,29 @@ +#include +#include +#include +#include + +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); -- cgit v1.2.3