79 prepare_kpc(struct machine *mch, bool config, uint64_t event)  in prepare_kpc()  argument
87 	size_t ncpus_sz = sizeof(mch->ncpus);  in prepare_kpc()
88 	int ret = sysctlbyname("hw.logicalcpu_max", &mch->ncpus, &ncpus_sz,  in prepare_kpc()
93 	T_ASSERT_GT(mch->ncpus, 0, "must have some number of CPUs");  in prepare_kpc()
103 	mch->nfixed = kpc_get_counter_count(KPC_CLASS_FIXED_MASK);  in prepare_kpc()
104 	mch->nconfig = kpc_get_counter_count(KPC_CLASS_CONFIGURABLE_MASK);  in prepare_kpc()
106 	T_LOG("machine: ncpus = %d, nfixed = %d, nconfig = %d", mch->ncpus,  in prepare_kpc()
107 	    mch->nfixed, mch->nconfig);  in prepare_kpc()
129 	struct machine mch = {};  in kpc_reset_atend()  local
130 	prepare_kpc(&mch, true, 0);  in kpc_reset_atend()
131 	uint64_t *periods = calloc(mch.nconfig, sizeof(*periods));  in kpc_reset_atend()
150 start_threads(const struct machine *mch, void *(*func)(void *), void *arg)  in start_threads()  argument
154 	pthread_t *threads = calloc((unsigned int)mch->ncpus,  in start_threads()
157 	for (unsigned int i = 0; i < mch->ncpus; i++) {  in start_threads()
168 end_threads(const struct machine *mch, pthread_t *threads)  in end_threads()  argument
170 	for (unsigned int i = 0; i < mch->ncpus; i++) {  in end_threads()
253 	struct machine mch = {};  variable
254 	prepare_kpc(&mch, true, CYCLES_EVENT);
257 	pthread_t *threads = start_threads(&mch, spin, &until);
265 	memset(counts, 0, sizeof(*counts) * mch.ncpus * (mch.nfixed + mch.nconfig));
266 	struct tally *tly = calloc(mch.ncpus * mch.nconfig, sizeof(*tly));
277 		check_counters(mch.ncpus, mch.nconfig, tly, counts);
286 	check_tally(mch.ncpus, mch.nconfig, tly);
289 	end_threads(&mch, threads);
368 	struct machine mch = {};  variable
369 	prepare_kpc(&mch, true, CYCLES_EVENT);
373 	uint64_t *periods = calloc(mch.nconfig, sizeof(*periods));
381 	int32_t *actions = calloc(mch.nconfig, sizeof(*actions));
397 	struct cpu *cpus = calloc(mch.ncpus, sizeof(*cpus));
496 	memset(counts, 0, sizeof(*counts) * mch.ncpus * (mch.nfixed + mch.nconfig));
497 	struct tally *tly = calloc(mch.ncpus * (mch.nconfig + mch.nfixed),
523 		check_counters(mch.ncpus, mch.nfixed + mch.nconfig, tly, counts);
528 	(void)start_threads(&mch, spin, &stop);
533 		check_tally(mch.ncpus, mch.nfixed + mch.nconfig, tly);
556 		for (unsigned int i = 0; i < mch.ncpus; i++) {
580 			unsigned int ctr = i * (mch.nfixed + mch.nconfig) + mch.nfixed;
600 				cpu_sample_count, mch.ncpus);
601 		T_EXPECT_EQ(cpu_sample_count, mch.ncpus,
659 	struct machine mch = {};  variable
660 	prepare_kpc(&mch, true, DTLB_MISS_EVENT);
664 	uint64_t *periods = calloc(mch.nconfig, sizeof(*periods));
666 	for (unsigned int i = 0; i < mch.nconfig; i++) {
679 	int32_t *actions = calloc(mch.nconfig, sizeof(*actions));
680 	for (unsigned int i = 0; i < mch.nconfig; i++) {