File: sigio.c

package info (click to toggle)
linux 6.18.9-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 1,742,212 kB
  • sloc: ansic: 26,783,651; asm: 272,129; sh: 148,799; python: 79,242; makefile: 57,742; perl: 36,527; xml: 19,542; cpp: 5,911; yacc: 4,939; lex: 2,950; awk: 1,607; sed: 30; ruby: 25
file content (22 lines) | stat: -rw-r--r-- 426 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{linux.intel,addtoit}.com)
 */

#include <linux/interrupt.h>
#include <irq_kern.h>
#include <os.h>
#include <sigio.h>

/* These are called from os-Linux/sigio.c to protect its pollfds arrays. */
static DEFINE_MUTEX(sigio_mutex);

void sigio_lock(void)
{
	mutex_lock(&sigio_mutex);
}

void sigio_unlock(void)
{
	mutex_unlock(&sigio_mutex);
}