函数源码

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source File:kernel\trace\trace_clock.c Create Date:2022-07-27 12:57:44
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/*
 * trace_clock_counter(): simply an atomic counter.
 * Use the trace_counter "counter" for cases where you do not care
 * about timings, but are interested in strict ordering.
 */
u64 notrace trace_clock_counter(void)
{
    return atomic64_add_return(1, &trace_counter);
}