Release 4.14 arch/um/drivers/null.c
/*
* Copyright (C) 2002 - 2007 Jeff Dike (jdike@{linux.intel,addtoit}.com)
* Licensed under the GPL
*/
#include <stddef.h>
#include <errno.h>
#include <fcntl.h>
#include "chan_user.h"
#include <os.h>
/* This address is used only as a unique identifier */
static int null_chan;
static void *null_init(char *str, int device, const struct chan_opts *opts)
{
return &null_chan;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 24 | 100.00% | 3 | 100.00% |
| Total | 24 | 100.00% | 3 | 100.00% |
static int null_open(int input, int output, int primary, void *d,
char **dev_out)
{
int fd;
*dev_out = NULL;
fd = open(DEV_NULL, O_RDWR);
return (fd < 0) ? -errno : fd;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 53 | 100.00% | 4 | 100.00% |
| Total | 53 | 100.00% | 4 | 100.00% |
static int null_read(int fd, char *c_out, void *unused)
{
return -ENODEV;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 21 | 100.00% | 2 | 100.00% |
| Total | 21 | 100.00% | 2 | 100.00% |
static void null_free(void *data)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 9 | 100.00% | 2 | 100.00% |
| Total | 9 | 100.00% | 2 | 100.00% |
const struct chan_ops null_ops = {
.type = "null",
.init = null_init,
.open = null_open,
.close = generic_close,
.read = null_read,
.write = generic_write,
.console_write = generic_console_write,
.window_size = generic_window_size,
.free = null_free,
.winch = 0,
};
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 183 | 98.92% | 7 | 77.78% |
| Simon Arlott | 1 | 0.54% | 1 | 11.11% |
| Al Viro | 1 | 0.54% | 1 | 11.11% |
| Total | 185 | 100.00% | 9 | 100.00% |
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