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tools/io_uring/barrier.h
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io_uring: add a f...
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#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
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