rw_once

include/rw_once.h View source View on GitHub

Macros

READ_ONCE

#define READ_ONCE(x) (*(const volatile typeof(x) *) &(x))

WRITE_ONCE

#define WRITE_ONCE(x, val) \
    do { \
        *(volatile typeof(x) *) &(x) = (val); \
    } while (0)

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