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21 lines
979 B
C
21 lines
979 B
C
/* Copied from liburing: src/include/liburing/barrier.h */
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#include <stdatomic.h>
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#define IO_URING_WRITE_ONCE(var, val) \
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atomic_store_explicit((_Atomic __typeof__(var) *)&(var), \
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(val), memory_order_relaxed)
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#define IO_URING_READ_ONCE(var) \
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atomic_load_explicit((_Atomic __typeof__(var) *)&(var), \
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memory_order_relaxed)
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#define io_uring_smp_store_release(p, v) \
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atomic_store_explicit((_Atomic __typeof__(*(p)) *)(p), (v), \
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memory_order_release)
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#define io_uring_smp_load_acquire(p) \
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atomic_load_explicit((_Atomic __typeof__(*(p)) *)(p), \
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memory_order_acquire)
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#define io_uring_smp_mb() \
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atomic_thread_fence(memory_order_seq_cst)
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