HPOFSR 912 arch/csky/kernel/perf_event.c cpwcr(HPOFSR, ~BIT(hwc->idx) & cprcr(HPOFSR)); HPOFSR 1113 arch/csky/kernel/perf_event.c if (!cprcr(HPOFSR)) HPOFSR 1134 arch/csky/kernel/perf_event.c if (!(cprcr(HPOFSR) & BIT(idx)))