1824 static int update_cpumask(struct cpuset *cs, struct cpuset *trialcs,  in update_cpumask()  argument
1843 		cpumask_clear(trialcs->cpus_allowed);  in update_cpumask()
1845 		retval = cpulist_parse(buf, trialcs->cpus_allowed);  in update_cpumask()
1849 		if (!cpumask_subset(trialcs->cpus_allowed,  in update_cpumask()
1855 	if (cpumask_equal(cs->cpus_allowed, trialcs->cpus_allowed))  in update_cpumask()
1861 	retval = validate_change(cs, trialcs);  in update_cpumask()
1879 			    cpumask_intersects(trialcs->cpus_allowed, cp->cpus_allowed)) {  in update_cpumask()
1896 						trialcs->cpus_allowed, &tmp);  in update_cpumask()
1899 	compute_effective_cpumask(trialcs->effective_cpus, trialcs,  in update_cpumask()
1902 	cpumask_copy(cs->cpus_allowed, trialcs->cpus_allowed);  in update_cpumask()
1911 		   (cpumask_subset(trialcs->effective_cpus, cs->subparts_cpus) &&  in update_cpumask()
2154 static int update_nodemask(struct cpuset *cs, struct cpuset *trialcs,  in update_nodemask()  argument
2175 		nodes_clear(trialcs->mems_allowed);  in update_nodemask()
2177 		retval = nodelist_parse(buf, trialcs->mems_allowed);  in update_nodemask()
2181 		if (!nodes_subset(trialcs->mems_allowed,  in update_nodemask()
2188 	if (nodes_equal(cs->mems_allowed, trialcs->mems_allowed)) {  in update_nodemask()
2192 	retval = validate_change(cs, trialcs);  in update_nodemask()
2196 	check_insane_mems_config(&trialcs->mems_allowed);  in update_nodemask()
2199 	cs->mems_allowed = trialcs->mems_allowed;  in update_nodemask()
2203 	update_nodemasks_hier(cs, &trialcs->mems_allowed);  in update_nodemask()
2267 	struct cpuset *trialcs;  in update_flag()  local
2272 	trialcs = alloc_trial_cpuset(cs);  in update_flag()
2273 	if (!trialcs)  in update_flag()
2277 		set_bit(bit, &trialcs->flags);  in update_flag()
2279 		clear_bit(bit, &trialcs->flags);  in update_flag()
2281 	err = validate_change(cs, trialcs);  in update_flag()
2286 				is_sched_load_balance(trialcs));  in update_flag()
2288 	spread_flag_changed = ((is_spread_slab(cs) != is_spread_slab(trialcs))  in update_flag()
2289 			|| (is_spread_page(cs) != is_spread_page(trialcs)));  in update_flag()
2292 	cs->flags = trialcs->flags;  in update_flag()
2295 	if (!cpumask_empty(trialcs->cpus_allowed) && balance_flag_changed)  in update_flag()
2301 	free_cpuset(trialcs);  in update_flag()
2839 	struct cpuset *trialcs;  in cpuset_write_resmask()  local
2872 	trialcs = alloc_trial_cpuset(cs);  in cpuset_write_resmask()
2873 	if (!trialcs) {  in cpuset_write_resmask()
2880 		retval = update_cpumask(cs, trialcs, buf);  in cpuset_write_resmask()
2883 		retval = update_nodemask(cs, trialcs, buf);  in cpuset_write_resmask()
2890 	free_cpuset(trialcs);  in cpuset_write_resmask()