Lines Matching defs:trialcs

1448  * @trialcs: The trial cpuset containing the proposed new configuration
1455 static int compute_trialcs_excpus(struct cpuset *trialcs, struct cpuset *cs)
1457 	struct cpuset *parent = parent_cs(trialcs);
1458 	struct cpumask *excpus = trialcs->effective_xcpus;
1460 	/* trialcs is member, cpuset.cpus has no impact to excpus */
1462 		cpumask_and(excpus, trialcs->exclusive_cpus,
1465 		cpumask_and(excpus, user_xcpus(trialcs), parent->effective_xcpus);
2321  * @trialcs: The trial cpuset containing proposed configuration changes
2328 static enum prs_errcode validate_partition(struct cpuset *cs, struct cpuset *trialcs)
2332 	if (cs_is_member(trialcs))
2335 	if (cpumask_empty(trialcs->effective_xcpus))
2338 	if (prstate_housekeeping_conflict(trialcs->partition_root_state,
2339 					  trialcs->effective_xcpus))
2342 	if (tasks_nocpu_error(parent, cs, trialcs->effective_xcpus))
2351  * @trialcs: The trial cpuset containing proposed configuration changes
2357 static void partition_cpus_change(struct cpuset *cs, struct cpuset *trialcs,
2365 	prs_err = validate_partition(cs, trialcs);
2367 		trialcs->prs_err = cs->prs_err = prs_err;
2370 		if (trialcs->prs_err)
2373 			remote_cpus_update(cs, trialcs->exclusive_cpus,
2374 					   trialcs->effective_xcpus, tmp);
2376 		if (trialcs->prs_err)
2381 							trialcs->effective_xcpus, tmp);
2388  * @trialcs: trial cpuset
2391 static int update_cpumask(struct cpuset *cs, struct cpuset *trialcs,
2399 	retval = parse_cpuset_cpulist(buf, trialcs->cpus_allowed);
2404 	if (cpumask_equal(cs->cpus_allowed, trialcs->cpus_allowed))
2407 	compute_trialcs_excpus(trialcs, cs);
2408 	trialcs->prs_err = PERR_NONE;
2410 	retval = validate_change(cs, trialcs);
2421 	force = !cpumask_equal(cs->effective_xcpus, trialcs->effective_xcpus);
2423 	partition_cpus_change(cs, trialcs, &tmp);
2426 	cpumask_copy(cs->cpus_allowed, trialcs->cpus_allowed);
2427 	cpumask_copy(cs->effective_xcpus, trialcs->effective_xcpus);
2446  * @trialcs: trial cpuset
2451 static int update_exclusive_cpumask(struct cpuset *cs, struct cpuset *trialcs,
2459 	retval = parse_cpuset_cpulist(buf, trialcs->exclusive_cpus);
2464 	if (cpumask_equal(cs->exclusive_cpus, trialcs->exclusive_cpus))
2471 	if (compute_trialcs_excpus(trialcs, cs))
2478 	force = !cpumask_equal(cs->effective_xcpus, trialcs->effective_xcpus);
2480 	retval = validate_change(cs, trialcs);
2487 	trialcs->prs_err = PERR_NONE;
2488 	partition_cpus_change(cs, trialcs, &tmp);
2491 	cpumask_copy(cs->exclusive_cpus, trialcs->exclusive_cpus);
2492 	cpumask_copy(cs->effective_xcpus, trialcs->effective_xcpus);
2738 static int update_nodemask(struct cpuset *cs, struct cpuset *trialcs,
2747 	retval = nodelist_parse(buf, trialcs->mems_allowed);
2751 	if (!nodes_subset(trialcs->mems_allowed,
2756 	if (nodes_equal(cs->mems_allowed, trialcs->mems_allowed))
2759 	retval = validate_change(cs, trialcs);
2763 	check_insane_mems_config(&trialcs->mems_allowed);
2766 	cs->mems_allowed = trialcs->mems_allowed;
2769 	/* use trialcs->mems_allowed as a temp variable */
2770 	update_nodemasks_hier(cs, &trialcs->mems_allowed);
2797 	struct cpuset *trialcs;
2802 	trialcs = dup_or_alloc_cpuset(cs);
2803 	if (!trialcs)
2807 		set_bit(bit, &trialcs->flags);
2809 		clear_bit(bit, &trialcs->flags);
2811 	err = validate_change(cs, trialcs);
2816 				is_sched_load_balance(trialcs));
2818 	spread_flag_changed = ((is_spread_slab(cs) != is_spread_slab(trialcs))
2819 			|| (is_spread_page(cs) != is_spread_page(trialcs)));
2822 	cs->flags = trialcs->flags;
2825 	if (!cpumask_empty(trialcs->cpus_allowed) && balance_flag_changed) {
2835 	free_cpuset(trialcs);
3220 	struct cpuset *trialcs;
3232 	trialcs = dup_or_alloc_cpuset(cs);
3233 	if (!trialcs) {
3240 		retval = update_cpumask(cs, trialcs, buf);
3243 		retval = update_exclusive_cpumask(cs, trialcs, buf);
3246 		retval = update_nodemask(cs, trialcs, buf);
3253 	free_cpuset(trialcs);