ARCH_PERFMON_EVENTS_COUNT 4547 arch/x86/events/intel/core.c if (eax.split.mask_length < ARCH_PERFMON_EVENTS_COUNT) ARCH_PERFMON_EVENTS_COUNT 594 arch/x86/events/perf_event.h unsigned long events_mask[BITS_TO_LONGS(ARCH_PERFMON_EVENTS_COUNT)];