1728 static int update_cpumask(struct cpuset *cs, struct cpuset *trialcs,  in update_cpumask()  argument
1746 		cpumask_clear(trialcs->cpus_allowed);  in update_cpumask()
1748 		retval = cpulist_parse(buf, trialcs->cpus_allowed);  in update_cpumask()
1752 		if (!cpumask_subset(trialcs->cpus_allowed,  in update_cpumask()
1758 	if (cpumask_equal(cs->cpus_allowed, trialcs->cpus_allowed))  in update_cpumask()
1766 	tmp.addmask  = trialcs->subparts_cpus;  in update_cpumask()
1767 	tmp.delmask  = trialcs->effective_cpus;  in update_cpumask()
1768 	tmp.new_cpus = trialcs->cpus_allowed;  in update_cpumask()
1771 	retval = validate_change(cs, trialcs);  in update_cpumask()
1789 			    cpumask_intersects(trialcs->cpus_allowed, cp->cpus_allowed)) {  in update_cpumask()
1806 						trialcs->cpus_allowed, &tmp);  in update_cpumask()
1809 	compute_effective_cpumask(trialcs->effective_cpus, trialcs,  in update_cpumask()
1812 	cpumask_copy(cs->cpus_allowed, trialcs->cpus_allowed);  in update_cpumask()
1821 		   (cpumask_subset(trialcs->effective_cpus, cs->subparts_cpus) &&  in update_cpumask()
2059 static int update_nodemask(struct cpuset *cs, struct cpuset *trialcs,  in update_nodemask()  argument
2080 		nodes_clear(trialcs->mems_allowed);  in update_nodemask()
2082 		retval = nodelist_parse(buf, trialcs->mems_allowed);  in update_nodemask()
2086 		if (!nodes_subset(trialcs->mems_allowed,  in update_nodemask()
2093 	if (nodes_equal(cs->mems_allowed, trialcs->mems_allowed)) {  in update_nodemask()
2097 	retval = validate_change(cs, trialcs);  in update_nodemask()
2101 	check_insane_mems_config(&trialcs->mems_allowed);  in update_nodemask()
2104 	cs->mems_allowed = trialcs->mems_allowed;  in update_nodemask()
2108 	update_nodemasks_hier(cs, &trialcs->mems_allowed);  in update_nodemask()
2172 	struct cpuset *trialcs;  in update_flag()  local
2177 	trialcs = alloc_trial_cpuset(cs);  in update_flag()
2178 	if (!trialcs)  in update_flag()
2182 		set_bit(bit, &trialcs->flags);  in update_flag()
2184 		clear_bit(bit, &trialcs->flags);  in update_flag()
2186 	err = validate_change(cs, trialcs);  in update_flag()
2191 				is_sched_load_balance(trialcs));  in update_flag()
2193 	spread_flag_changed = ((is_spread_slab(cs) != is_spread_slab(trialcs))  in update_flag()
2194 			|| (is_spread_page(cs) != is_spread_page(trialcs)));  in update_flag()
2197 	cs->flags = trialcs->flags;  in update_flag()
2200 	if (!cpumask_empty(trialcs->cpus_allowed) && balance_flag_changed)  in update_flag()
2206 	free_cpuset(trialcs);  in update_flag()
2675 	struct cpuset *trialcs;  in cpuset_write_resmask()  local
2708 	trialcs = alloc_trial_cpuset(cs);  in cpuset_write_resmask()
2709 	if (!trialcs) {  in cpuset_write_resmask()
2716 		retval = update_cpumask(cs, trialcs, buf);  in cpuset_write_resmask()
2719 		retval = update_nodemask(cs, trialcs, buf);  in cpuset_write_resmask()
2726 	free_cpuset(trialcs);  in cpuset_write_resmask()