400 	struct cpuset *trial;  in alloc_trial_cpuset()  local
402 	trial = kmemdup(cs, sizeof(*cs), GFP_KERNEL);  in alloc_trial_cpuset()
403 	if (!trial)  in alloc_trial_cpuset()
406 	if (!alloc_cpumask_var(&trial->cpus_allowed, GFP_KERNEL))  in alloc_trial_cpuset()
408 	if (!alloc_cpumask_var(&trial->effective_cpus, GFP_KERNEL))  in alloc_trial_cpuset()
411 	cpumask_copy(trial->cpus_allowed, cs->cpus_allowed);  in alloc_trial_cpuset()
412 	cpumask_copy(trial->effective_cpus, cs->effective_cpus);  in alloc_trial_cpuset()
413 	return trial;  in alloc_trial_cpuset()
416 	free_cpumask_var(trial->cpus_allowed);  in alloc_trial_cpuset()
418 	kfree(trial);  in alloc_trial_cpuset()
426 static void free_trial_cpuset(struct cpuset *trial)  in free_trial_cpuset()  argument
428 	free_cpumask_var(trial->effective_cpus);  in free_trial_cpuset()
429 	free_cpumask_var(trial->cpus_allowed);  in free_trial_cpuset()
430 	kfree(trial);  in free_trial_cpuset()
453 static int validate_change(struct cpuset *cur, struct cpuset *trial)  in validate_change()  argument
464 		if (!is_cpuset_subset(c, trial))  in validate_change()
476 	if (!cgroup_on_dfl(cur->css.cgroup) && !is_cpuset_subset(trial, par))  in validate_change()
485 		if ((is_cpu_exclusive(trial) || is_cpu_exclusive(c)) &&  in validate_change()
487 		    cpumask_intersects(trial->cpus_allowed, c->cpus_allowed))  in validate_change()
489 		if ((is_mem_exclusive(trial) || is_mem_exclusive(c)) &&  in validate_change()
491 		    nodes_intersects(trial->mems_allowed, c->mems_allowed))  in validate_change()
502 		    cpumask_empty(trial->cpus_allowed))  in validate_change()
505 		    nodes_empty(trial->mems_allowed))  in validate_change()
516 				       trial->cpus_allowed))  in validate_change()