summaryrefslogtreecommitdiffstats
path: root/tools/io_uring/barrier.h
blob: ef00f6722ba9a7cffd9c7e15ce27061bde8b5055 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
#ifndef LIBURING_BARRIER_H
#define LIBURING_BARRIER_H

#if defined(__x86_64) || defined(__i386__)
#define read_barrier()	__asm__ __volatile__("":::"memory")
#define write_barrier()	__asm__ __volatile__("":::"memory")
#else
/*
 * Add arch appropriate definitions. Be safe and use full barriers for
 * archs we don't have support for.
 */
#define read_barrier()	__sync_synchronize()
#define write_barrier()	__sync_synchronize()
#endif

#endif
OpenPOWER on IntegriCloud