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Note: File does not exist in v4.6.
1#ifndef LIBURING_BARRIER_H
2#define LIBURING_BARRIER_H
3
4#if defined(__x86_64) || defined(__i386__)
5#define read_barrier() __asm__ __volatile__("":::"memory")
6#define write_barrier() __asm__ __volatile__("":::"memory")
7#else
8/*
9 * Add arch appropriate definitions. Be safe and use full barriers for
10 * archs we don't have support for.
11 */
12#define read_barrier() __sync_synchronize()
13#define write_barrier() __sync_synchronize()
14#endif
15
16#endif