61 struct switch_tracking {  struct
72 static int check_comm(struct switch_tracking *switch_tracking,  in check_comm()  argument
79 		if (switch_tracking->comm_seen[nr]) {  in check_comm()
83 		switch_tracking->comm_seen[nr] = 1;  in check_comm()
90 static int check_cpu(struct switch_tracking *switch_tracking, int cpu)  in check_cpu()  argument
97 	if (!switch_tracking->tids) {  in check_cpu()
98 		switch_tracking->tids = calloc(nr, sizeof(pid_t));  in check_cpu()
99 		if (!switch_tracking->tids)  in check_cpu()
102 			switch_tracking->tids[i] = -1;  in check_cpu()
103 		switch_tracking->nr_tids = nr;  in check_cpu()
107 	if (cpu >= switch_tracking->nr_tids) {  in check_cpu()
110 		addr = realloc(switch_tracking->tids, nr * sizeof(pid_t));  in check_cpu()
113 		switch_tracking->tids = addr;  in check_cpu()
114 		for (i = switch_tracking->nr_tids; i < nr; i++)  in check_cpu()
115 			switch_tracking->tids[i] = -1;  in check_cpu()
116 		switch_tracking->nr_tids = nr;  in check_cpu()
125 				struct switch_tracking *switch_tracking)  in process_sample_event()  argument
138 	if (evsel == switch_tracking->switch_evsel) {  in process_sample_event()
144 		err = check_cpu(switch_tracking, cpu);  in process_sample_event()
151 		if (switch_tracking->tids[cpu] != -1 &&  in process_sample_event()
152 		    switch_tracking->tids[cpu] != prev_tid) {  in process_sample_event()
156 		switch_tracking->tids[cpu] = next_tid;  in process_sample_event()
159 	if (evsel == switch_tracking->cycles_evsel) {  in process_sample_event()
161 		if (!switch_tracking->comm_seen[0])  in process_sample_event()
162 			switch_tracking->cycles_before_comm_1 = 1;  in process_sample_event()
163 		if (switch_tracking->comm_seen[1] &&  in process_sample_event()
164 		    !switch_tracking->comm_seen[2])  in process_sample_event()
165 			switch_tracking->cycles_between_comm_2_and_comm_3 = 1;  in process_sample_event()
166 		if (switch_tracking->comm_seen[3])  in process_sample_event()
167 			switch_tracking->cycles_after_comm_4 = 1;  in process_sample_event()
174 			 struct switch_tracking *switch_tracking)  in process_event()  argument
177 		return process_sample_event(evlist, event, switch_tracking);  in process_event()
182 		err = check_comm(switch_tracking, event, "Test COMM 1", 0);  in process_event()
186 		err = check_comm(switch_tracking, event, "Test COMM 2", 1);  in process_event()
190 		err = check_comm(switch_tracking, event, "Test COMM 3", 2);  in process_event()
194 		err = check_comm(switch_tracking, event, "Test COMM 4", 3);  in process_event()
263 			  struct switch_tracking *switch_tracking)  in process_events()  argument
302 				    switch_tracking);  in process_events()
327 	struct switch_tracking switch_tracking = { .tids = NULL, };  in test__switch_tracking()  local
543 	switch_tracking.switch_evsel = switch_evsel;  in test__switch_tracking()
544 	switch_tracking.cycles_evsel = cycles_evsel;  in test__switch_tracking()
546 	err = process_events(evlist, &switch_tracking);  in test__switch_tracking()
548 	zfree(&switch_tracking.tids);  in test__switch_tracking()
554 	if (!switch_tracking.comm_seen[0] || !switch_tracking.comm_seen[1] ||  in test__switch_tracking()
555 	    !switch_tracking.comm_seen[2] || !switch_tracking.comm_seen[3]) {  in test__switch_tracking()
561 	if (!switch_tracking.cycles_before_comm_1) {  in test__switch_tracking()
567 	if (switch_tracking.cycles_between_comm_2_and_comm_3) {  in test__switch_tracking()
573 	if (!switch_tracking.cycles_after_comm_4) {  in test__switch_tracking()