Release 4.11 fs/proc/consoles.c
/*
* Copyright (c) 2010 Werner Fink, Jiri Slaby
*
* Licensed under GPLv2
*/
#include <linux/console.h>
#include <linux/kernel.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/tty_driver.h>
/*
* This is handler for /proc/consoles
*/
static int show_console_dev(struct seq_file *m, void *v)
{
static const struct {
short flag;
char name;
} con_flags[] = {
{ CON_ENABLED, 'E' },
{ CON_CONSDEV, 'C' },
{ CON_BOOT, 'B' },
{ CON_PRINTBUFFER, 'p' },
{ CON_BRL, 'b' },
{ CON_ANYTIME, 'a' },
};
char flags[ARRAY_SIZE(con_flags) + 1];
struct console *con = v;
unsigned int a;
dev_t dev = 0;
if (con->device) {
const struct tty_driver *driver;
int index;
driver = con->device(con, &index);
if (driver) {
dev = MKDEV(driver->major, driver->minor_start);
dev += index;
}
}
for (a = 0; a < ARRAY_SIZE(con_flags); a++)
flags[a] = (con->flags & con_flags[a].flag) ?
con_flags[a].name : ' ';
flags[a] = 0;
seq_setwidth(m, 21 - 1);
seq_printf(m, "%s%d", con->name, con->index);
seq_pad(m, ' ');
seq_printf(m, "%c%c%c (%s)", con->read ? 'R' : '-',
con->write ? 'W' : '-', con->unblank ? 'U' : '-',
flags);
if (dev)
seq_printf(m, " %4d:%d", MAJOR(dev), MINOR(dev));
seq_printf(m, "\n");
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 274 | 94.16% | 1 | 50.00% |
| Tetsuo Handa | 17 | 5.84% | 1 | 50.00% |
| Total | 291 | 100.00% | 2 | 100.00% |
static void *c_start(struct seq_file *m, loff_t *pos)
{
struct console *con;
loff_t off = 0;
console_lock();
for_each_console(con)
if (off++ == *pos)
break;
return con;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 44 | 97.78% | 1 | 50.00% |
| Torben Hohn | 1 | 2.22% | 1 | 50.00% |
| Total | 45 | 100.00% | 2 | 100.00% |
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
struct console *con = v;
++*pos;
return con->next;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 36 | 100.00% | 1 | 100.00% |
| Total | 36 | 100.00% | 1 | 100.00% |
static void c_stop(struct seq_file *m, void *v)
{
console_unlock();
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 17 | 94.44% | 1 | 50.00% |
| Torben Hohn | 1 | 5.56% | 1 | 50.00% |
| Total | 18 | 100.00% | 2 | 100.00% |
static const struct seq_operations consoles_op = {
.start = c_start,
.next = c_next,
.stop = c_stop,
.show = show_console_dev
};
static int consoles_open(struct inode *inode, struct file *file)
{
return seq_open(file, &consoles_op);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 25 | 100.00% | 1 | 100.00% |
| Total | 25 | 100.00% | 1 | 100.00% |
static const struct file_operations proc_consoles_operations = {
.open = consoles_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static int __init proc_consoles_init(void)
{
proc_create("consoles", 0, NULL, &proc_consoles_operations);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 22 | 91.67% | 1 | 50.00% |
| Alexey Dobriyan | 2 | 8.33% | 1 | 50.00% |
| Total | 24 | 100.00% | 2 | 100.00% |
fs_initcall(proc_consoles_init);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Slaby | 494 | 95.55% | 1 | 20.00% |
| Tetsuo Handa | 17 | 3.29% | 1 | 20.00% |
| Alexey Dobriyan | 3 | 0.58% | 1 | 20.00% |
| Torben Hohn | 2 | 0.39% | 1 | 20.00% |
| Paul Gortmaker | 1 | 0.19% | 1 | 20.00% |
| Total | 517 | 100.00% | 5 | 100.00% |
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