Release 4.14 arch/um/kernel/exitcode.c
/*
* Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#include <linux/ctype.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/types.h>
#include <linux/uaccess.h>
/*
* If read and write race, the read will still atomically read a valid
* value.
*/
int uml_exitcode = 0;
static int exitcode_proc_show(struct seq_file *m, void *v)
{
int val;
/*
* Save uml_exitcode in a local so that we don't need to guarantee
* that sprintf accesses it atomically.
*/
val = uml_exitcode;
seq_printf(m, "%d\n", val);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 27 | 77.14% | 3 | 75.00% |
| Alexey Dobriyan | 8 | 22.86% | 1 | 25.00% |
| Total | 35 | 100.00% | 4 | 100.00% |
static int exitcode_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, exitcode_proc_show, NULL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alexey Dobriyan | 24 | 92.31% | 1 | 50.00% |
| Jeff Dike | 2 | 7.69% | 1 | 50.00% |
| Total | 26 | 100.00% | 2 | 100.00% |
static ssize_t exitcode_proc_write(struct file *file,
const char __user *buffer, size_t count, loff_t *pos)
{
char *end, buf[sizeof("nnnnn\0")];
size_t size;
int tmp;
size = min(count, sizeof(buf));
if (copy_from_user(buf, buffer, size))
return -EFAULT;
tmp = simple_strtol(buf, &end, 0);
if ((*end != '\0') && !isspace(*end))
return -EINVAL;
uml_exitcode = tmp;
return count;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 86 | 79.63% | 2 | 50.00% |
| Dan Carpenter | 16 | 14.81% | 1 | 25.00% |
| Alexey Dobriyan | 6 | 5.56% | 1 | 25.00% |
| Total | 108 | 100.00% | 4 | 100.00% |
static const struct file_operations exitcode_proc_fops = {
.owner = THIS_MODULE,
.open = exitcode_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.write = exitcode_proc_write,
};
static int make_proc_exitcode(void)
{
struct proc_dir_entry *ent;
ent = proc_create("exitcode", 0600, NULL, &exitcode_proc_fops);
if (ent == NULL) {
printk(KERN_WARNING "make_proc_exitcode : Failed to register "
"/proc/exitcode\n");
return 0;
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 42 | 87.50% | 2 | 40.00% |
| Alexey Dobriyan | 5 | 10.42% | 2 | 40.00% |
| Christophe Lucas | 1 | 2.08% | 1 | 20.00% |
| Total | 48 | 100.00% | 5 | 100.00% |
__initcall(make_proc_exitcode);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 186 | 63.92% | 6 | 54.55% |
| Alexey Dobriyan | 87 | 29.90% | 2 | 18.18% |
| Dan Carpenter | 16 | 5.50% | 1 | 9.09% |
| Christophe Lucas | 1 | 0.34% | 1 | 9.09% |
| Linus Torvalds | 1 | 0.34% | 1 | 9.09% |
| Total | 291 | 100.00% | 11 | 100.00% |
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