[mirror_ubuntu-bionic-kernel.git] / arch / um / include / shared / sysdep-x86_64 / barrier.h

#ifndef __SYSDEP_X86_64_BARRIER_H
#define __SYSDEP_X86_64_BARRIER_H

/* Copied from include/asm-x86_64 for use by userspace. */
#define mb() 	asm volatile("mfence":::"memory")

#endif
Commit	Line	Data
53b17332 JD	1	#ifndef __SYSDEP_X86_64_BARRIER_H
	2	#define __SYSDEP_X86_64_BARRIER_H
	3
	4	/* Copied from include/asm-x86_64 for use by userspace. */
	5	#define mb() asm volatile("mfence":::"memory")
	6
	7	#endif