barrier.h « sysdep « sys-x86_64 « um « arch - litmus-rt.git - The LITMUS^RT kernel.

index : litmus-rt.git

The LITMUS^RT kernel.

Bjoern Brandenburg

about summary refs log tree commit diff stats

path: root/arch/um/sys-x86_64/sysdep/barrier.h

blob: 7b610befdc8f3521bd13c598034847fc1d680616 (plain) (blame)

#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