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author | Alexey Dobriyan <adobriyan@gmail.com> | 2008-10-04 14:13:59 +0400 |
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committer | Alexey Dobriyan <adobriyan@gmail.com> | 2008-10-23 14:29:04 +0400 |
commit | cf9887f102541b8a0adb73f7da9c28d090622010 (patch) | |
tree | c06fa077c8d8fcf6d88a267172a6322619e5f7e0 /fs/proc/cmdline.c | |
parent | 6827400713fa22312ca3b4f47b0e64871c88040c (diff) | |
download | linux-stable-cf9887f102541b8a0adb73f7da9c28d090622010.tar.gz linux-stable-cf9887f102541b8a0adb73f7da9c28d090622010.tar.bz2 linux-stable-cf9887f102541b8a0adb73f7da9c28d090622010.zip |
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 <adobriyan@gmail.com>
Diffstat (limited to 'fs/proc/cmdline.c')
-rw-r--r-- | fs/proc/cmdline.c | 29 |
1 files changed, 29 insertions, 0 deletions
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 <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); |