Cross Reference: /external/fio/idletime.c

Lines Matching defs:ipc
5 static volatile struct idle_prof_common ipc;
29 				if (ipc.status == IDLE_PROF_STATUS_PROF_STOP)
86 	if (ipc.status == IDLE_PROF_STATUS_ABORT) {
124 	if (ipc.status == IDLE_PROF_STATUS_ABORT) {
130 	if (ipc.status == IDLE_PROF_STATUS_CALI_STOP) {
142 			if (ipc.status == IDLE_PROF_STATUS_PROF_STOP) {
168 	for (i = 0; i < ipc.nr_cpus; i++) {
169 		ipt = &ipc.ipts[i];
173 	ipc.cali_mean = sum/ipc.nr_cpus;
175 	for (i = 0; i < ipc.nr_cpus; i++) {
176 		ipt = &ipc.ipts[i];
177 		var += pow(ipt->cali_time-ipc.cali_mean, 2);
180 	ipc.cali_stddev = sqrt(var/(ipc.nr_cpus-1));
191 	ipc.nr_cpus = cpus_online();
192 	ipc.status = IDLE_PROF_STATUS_OK;
194 	if (ipc.opt == IDLE_PROF_OPT_NONE)
206 	ipc.ipts = malloc(ipc.nr_cpus * sizeof(struct idle_prof_thread));
207 	if (!ipc.ipts) {
212 	ipc.buf = malloc(ipc.nr_cpus * page_size);
213 	if (!ipc.buf) {
215 		free(ipc.ipts);
223 	for (i = 0; i < ipc.nr_cpus; i++) {
224 		ipt = &ipc.ipts[i];
228 		ipt->data = (unsigned char *)(ipc.buf + page_size * i);
231 			ipc.status = IDLE_PROF_STATUS_ABORT;
237 			ipc.status = IDLE_PROF_STATUS_ABORT;
243 			ipc.status = IDLE_PROF_STATUS_ABORT;
255 			ipc.status = IDLE_PROF_STATUS_ABORT;
271 	for (i = 0; i < ipc.nr_cpus; i++) {
272 		ipt = &ipc.ipts[i];
276 	if (ipc.status == IDLE_PROF_STATUS_ABORT)
280 	for (i = 0; i < ipc.nr_cpus; i++) {
281 		ipt = &ipc.ipts[i];
297 			ipc.status = IDLE_PROF_STATUS_ABORT;
300 	if (ipc.status != IDLE_PROF_STATUS_ABORT)
303 		ipc.cali_mean = ipc.cali_stddev = 0.0;
305 	if (ipc.opt == IDLE_PROF_OPT_CALI)
306 		ipc.status = IDLE_PROF_STATUS_CALI_STOP;
314 	if (ipc.opt == IDLE_PROF_OPT_NONE)
318 	for (i = 0; i < ipc.nr_cpus; i++) {
319 		ipt = &ipc.ipts[i];
332 	if (ipc.opt == IDLE_PROF_OPT_NONE)
335 	if (ipc.opt == IDLE_PROF_OPT_CALI)
338 	ipc.status = IDLE_PROF_STATUS_PROF_STOP;
341 	for (i = 0; i < ipc.nr_cpus; i++) {
342 		ipt = &ipc.ipts[i];
355 		if (ipc.cali_mean != 0.0) {
358 				ipt->idleness = ipt->loops * ipc.cali_mean / runt;
377 	int i, nr_cpus = ipc.nr_cpus;
381 	if (ipc.opt == IDLE_PROF_OPT_NONE)
391 			ipt = &ipc.ipts[i];
396 		ipt = &ipc.ipts[cpu];
405 	if (ipc.ipts) {
406 		free(ipc.ipts);
407 		ipc.ipts = NULL;
410 	if (ipc.buf) {
411 		free(ipc.buf);
412 		ipc.buf = NULL;
418 	ipc.opt = IDLE_PROF_OPT_NONE; /* default */
427 		ipc.opt = IDLE_PROF_OPT_CALI;
434 		ipc.opt = IDLE_PROF_OPT_SYSTEM;
437 		ipc.opt = IDLE_PROF_OPT_PERCPU;
452 	int i, nr_cpus = ipc.nr_cpus;
457 		if (ipc.opt > IDLE_PROF_OPT_CALI)
459 		else if (ipc.opt == IDLE_PROF_OPT_CALI)
462 		if (ipc.opt >= IDLE_PROF_OPT_SYSTEM)
465 		if (ipc.opt == IDLE_PROF_OPT_PERCPU) {
472 		if (ipc.opt >= IDLE_PROF_OPT_CALI) {
473 			log_buf(out, "  unit work: mean=%3.2fus,", ipc.cali_mean);
474 			log_buf(out, " stddev=%3.2f\n", ipc.cali_stddev);
478 		if (ipc.opt != IDLE_PROF_OPT_NONE)
484 	if ((ipc.opt != IDLE_PROF_OPT_NONE) && (output & FIO_OUTPUT_JSON)) {
495 		if (ipc.opt == IDLE_PROF_OPT_PERCPU) {
502 		json_object_add_value_float(tmp, "unit_mean", ipc.cali_mean);
503 		json_object_add_value_float(tmp, "unit_stddev", ipc.cali_stddev);