File: barrier.h

package info (click to toggle)
linux-tools 3.16-3
  • links: PTS, VCS
  • area: main
  • in suites: jessie-kfreebsd
  • size: 73,776 kB
  • sloc: ansic: 962,256; perl: 14,061; makefile: 6,629; sh: 5,629; cpp: 5,599; python: 4,547; asm: 4,106; yacc: 2,566; lex: 1,436; pascal: 80; awk: 6
file content (20 lines) | stat: -rw-r--r-- 446 bytes parent folder | download | duplicates (16) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
#ifndef __BARRIER_H
#define __BARRIER_H

#include <asm/compiler.h>

#define mb()	__asm__ __volatile__("mb": : :"memory")
#define rmb()	__asm__ __volatile__("mb": : :"memory")
#define wmb()	__asm__ __volatile__("wmb": : :"memory")

#define read_barrier_depends() __asm__ __volatile__("mb": : :"memory")

#ifdef CONFIG_SMP
#define __ASM_SMP_MB	"\tmb\n"
#else
#define __ASM_SMP_MB
#endif

#include <asm-generic/barrier.h>

#endif		/* __BARRIER_H */