410 	u64 prev_count, new_count, mask;  in cn10k_ddr_perf_event_update()  local
413 		prev_count = local64_read(&hwc->prev_count);  in cn10k_ddr_perf_event_update()
415 	} while (local64_xchg(&hwc->prev_count, new_count) != prev_count);  in cn10k_ddr_perf_event_update()
419 	local64_add((new_count - prev_count) & mask, &event->count);  in cn10k_ddr_perf_event_update()
428 	local64_set(&hwc->prev_count, 0);  in cn10k_ddr_perf_event_start()
546 		local64_set(&hwc->prev_count, 0);  in cn10k_ddr_perf_event_update_all()
554 	u64 prev_count, new_count;  in cn10k_ddr_pmu_overflow_handler()  local
561 		prev_count = local64_read(&hwc->prev_count);  in cn10k_ddr_pmu_overflow_handler()
567 		if (new_count < prev_count)  in cn10k_ddr_pmu_overflow_handler()
574 		prev_count = local64_read(&hwc->prev_count);  in cn10k_ddr_pmu_overflow_handler()
580 		if (new_count < prev_count)  in cn10k_ddr_pmu_overflow_handler()