selftests/resctrl/cat_test.c

40 	int ret = 0;
47 		ret = platform && (avg_diff * 100) < (float)min_diff_percent;
50 			       ret ? "Fail:" : "Pass:", (float)min_diff_percent);
58 	return ret;
77 	int ret;
113 		ret = show_results_info(sum_llc_perf_miss, bits,
118 		if (ret)
167 	int ret, i, pe_fd;
176 	ret = taskset_benchmark(bm_pid, uparams->cpu, &old_affinity);
177 	if (ret)
178 		return ret;
181 	ret = write_bm_pid_to_resctrl(bm_pid, param->ctrlgrp, param->mongrp,
183 	if (ret)
190 		ret = -1;
196 		ret = -1;
202 		ret = write_schemata("", schemata, uparams->cpu, test->resource);
203 		if (ret)
206 		ret = write_schemata(param->ctrlgrp, schemata, uparams->cpu, test->resource);
207 		if (ret)
214 			ret = perf_event_reset_enable(pe_fd);
215 			if (ret)
220 			ret = perf_event_measure(pe_fd, &pe_read, param->filename, bm_pid);
221 			if (ret)
234 	return ret;
245 	int ret;
247 	ret = get_full_cbm(test->resource, &full_cache_mask);
248 	if (ret)
249 		return ret;
251 	ret = get_mask_no_shareable(test->resource, &long_mask);
252 	if (ret)
253 		return ret;
256 	ret = get_cache_size(uparams->cpu, test->resource, &cache_total_size);
257 	if (ret)
258 		return ret;
285 	ret = cat_test(test, uparams, &param, span, start_mask);
286 	if (ret)
289 	ret = check_results(&param, test->resource,
294 	return ret;
302 	int bit_center, ret;
306 	ret = resource_info_unsigned_get(test->resource, "sparse_masks", &sparse_masks);
307 	if (ret)
308 		return ret;
323 	ret = get_full_cbm(test->resource, &full_cache_mask);
324 	if (ret < 0)
325 		return ret;
339 	ret = write_schemata("", schemata, uparams->cpu, test->resource);
340 	if (ret) {
351 	ret = write_schemata("", schemata, uparams->cpu, test->resource);
352 	if (ret && sparse_masks)
354 	else if (ret && !sparse_masks)
356 	else if (!ret && !sparse_masks)
359 	return !ret == !sparse_masks;