28.7.3. perf_event_open system call
On ARM, perf_event_open uses the ARM PMU. The mapping between kernel events and ARM PMU events can be found at: https://github.com/cirosantilli/linux/blob/v5.9/arch/arm64/kernel/perf_event.c
Bibliography:
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man perf_event_open -
instruction counts: https://stackoverflow.com/questions/13313510/quick-way-to-count-number-of-instructions-executed-in-a-c-program/64863392#64863392
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cycle counts: