310 		int (*validate)(const struct cpu_hogger *children, int num_children))  in run_cpucg_weight_test()  argument
314 	struct cpu_hogger children[3] = {};  in run_cpucg_weight_test()  local
326 	for (i = 0; i < ARRAY_SIZE(children); i++) {  in run_cpucg_weight_test()
327 		children[i].cgroup = cg_name_indexed(parent, "cpucg_child", i);  in run_cpucg_weight_test()
328 		if (!children[i].cgroup)  in run_cpucg_weight_test()
331 		if (cg_create(children[i].cgroup))  in run_cpucg_weight_test()
334 		if (cg_write_numeric(children[i].cgroup, "cpu.weight",  in run_cpucg_weight_test()
339 	for (i = 0; i < ARRAY_SIZE(children); i++) {  in run_cpucg_weight_test()
340 		pid_t pid = spawn_child(&children[i]);  in run_cpucg_weight_test()
343 		children[i].pid = pid;  in run_cpucg_weight_test()
346 	for (i = 0; i < ARRAY_SIZE(children); i++) {  in run_cpucg_weight_test()
349 		waitpid(children[i].pid, &retcode, 0);  in run_cpucg_weight_test()
356 	for (i = 0; i < ARRAY_SIZE(children); i++)  in run_cpucg_weight_test()
357 		children[i].usage = cg_read_key_long(children[i].cgroup,  in run_cpucg_weight_test()
360 	if (validate(children, ARRAY_SIZE(children)))  in run_cpucg_weight_test()
365 	for (i = 0; i < ARRAY_SIZE(children); i++) {  in run_cpucg_weight_test()
366 		cg_destroy(children[i].cgroup);  in run_cpucg_weight_test()
367 		free(children[i].cgroup);  in run_cpucg_weight_test()
395 overprovision_validate(const struct cpu_hogger *children, int num_children)  in overprovision_validate()  argument
402 		if (children[i + 1].usage <= children[i].usage)  in overprovision_validate()
405 		delta = children[i + 1].usage - children[i].usage;  in overprovision_validate()
406 		if (!values_close(delta, children[0].usage, 35))  in overprovision_validate()
426  * Once all of the children have exited, we verify that each child cgroup
441 underprovision_validate(const struct cpu_hogger *children, int num_children)  in underprovision_validate()  argument
446 		if (!values_close(children[i + 1].usage, children[0].usage, 15))  in underprovision_validate()
466  * Once all of the children have exited, we verify that each child cgroup