25 static int do_count_loop(struct event *events, bool is_p9, s64 *miss_percent)  in do_count_loop()  argument
38 	event_read(&events[0]);  in do_count_loop()
39 	event_read(&events[1]);  in do_count_loop()
41 	// We could scale all the events by running/enabled but we're lazy  in do_count_loop()
43 	FAIL_IF(events[0].result.running != events[0].result.enabled);  in do_count_loop()
44 	FAIL_IF(events[1].result.running != events[1].result.enabled);  in do_count_loop()
46 	pred =  events[0].result.value;  in do_count_loop()
47 	mpred = events[1].result.value;  in do_count_loop()
50 		event_read(&events[2]);  in do_count_loop()
51 		event_read(&events[3]);  in do_count_loop()
52 		FAIL_IF(events[2].result.running != events[2].result.enabled);  in do_count_loop()
53 		FAIL_IF(events[3].result.running != events[3].result.enabled);  in do_count_loop()
55 		pred  += events[2].result.value;  in do_count_loop()
56 		mpred += events[3].result.value;  in do_count_loop()
133 	struct event events[4];  in spectre_v2_test()  local
137 	// The PMU events we use only work on Power8 or later  in spectre_v2_test()
146 	memset(events, 0, sizeof(events));  in spectre_v2_test()
148 	setup_event(&events[0], PM_BR_PRED_CCACHE,  "PM_BR_PRED_CCACHE");  in spectre_v2_test()
149 	setup_event(&events[1], PM_BR_MPRED_CCACHE, "PM_BR_MPRED_CCACHE");  in spectre_v2_test()
150 	FAIL_IF(event_open(&events[0]));  in spectre_v2_test()
151 	FAIL_IF(event_open_with_group(&events[1], events[0].fd) == -1);  in spectre_v2_test()
157 		setup_event(&events[2], PM_BR_PRED_PCACHE,  "PM_BR_PRED_PCACHE");  in spectre_v2_test()
158 		setup_event(&events[3], PM_BR_MPRED_PCACHE, "PM_BR_MPRED_PCACHE");  in spectre_v2_test()
160 		FAIL_IF(event_open_with_group(&events[2], events[0].fd) == -1);  in spectre_v2_test()
161 		FAIL_IF(event_open_with_group(&events[3], events[0].fd) == -1);  in spectre_v2_test()
164 	FAIL_IF(do_count_loop(events, is_p9, &miss_percent));  in spectre_v2_test()
166 	event_report_justified(&events[0], 18, 10);  in spectre_v2_test()
167 	event_report_justified(&events[1], 18, 10);  in spectre_v2_test()
168 	event_close(&events[0]);  in spectre_v2_test()
169 	event_close(&events[1]);  in spectre_v2_test()
172 		event_report_justified(&events[2], 18, 10);  in spectre_v2_test()
173 		event_report_justified(&events[3], 18, 10);  in spectre_v2_test()
174 		event_close(&events[2]);  in spectre_v2_test()
175 		event_close(&events[3]);  in spectre_v2_test()