227 	struct rdtgroup *rdtgrp;  in rdtgroup_mode_by_closid()  local
229 	list_for_each_entry(rdtgrp, &rdt_all_groups, rdtgroup_list) {  in rdtgroup_mode_by_closid()
230 		if (rdtgrp->closid == closid)  in rdtgroup_mode_by_closid()
231 			return rdtgrp->mode;  in rdtgroup_mode_by_closid()
334 	struct rdtgroup *rdtgrp;  in rdtgroup_cpus_show()  local
338 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_cpus_show()
340 	if (rdtgrp) {  in rdtgroup_cpus_show()
341 		if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED) {  in rdtgroup_cpus_show()
342 			if (!rdtgrp->plr->d) {  in rdtgroup_cpus_show()
347 				mask = &rdtgrp->plr->d->hdr.cpu_mask;  in rdtgroup_cpus_show()
354 				   cpumask_pr_args(&rdtgrp->cpu_mask));  in rdtgroup_cpus_show()
407 static int cpus_mon_write(struct rdtgroup *rdtgrp, cpumask_var_t newmask,  in cpus_mon_write()  argument
410 	struct rdtgroup *prgrp = rdtgrp->mon.parent, *crgrp;  in cpus_mon_write()
421 	cpumask_andnot(tmpmask, &rdtgrp->cpu_mask, newmask);  in cpus_mon_write()
432 	cpumask_andnot(tmpmask, newmask, &rdtgrp->cpu_mask);  in cpus_mon_write()
436 			if (crgrp == rdtgrp)  in cpus_mon_write()
441 		update_closid_rmid(tmpmask, rdtgrp);  in cpus_mon_write()
445 	cpumask_copy(&rdtgrp->cpu_mask, newmask);  in cpus_mon_write()
460 static int cpus_ctrl_write(struct rdtgroup *rdtgrp, cpumask_var_t newmask,  in cpus_ctrl_write()  argument
467 	cpumask_andnot(tmpmask, &rdtgrp->cpu_mask, newmask);  in cpus_ctrl_write()
470 		if (rdtgrp == &rdtgroup_default) {  in cpus_ctrl_write()
486 	cpumask_andnot(tmpmask, newmask, &rdtgrp->cpu_mask);  in cpus_ctrl_write()
489 			if (r == rdtgrp)  in cpus_ctrl_write()
495 		update_closid_rmid(tmpmask, rdtgrp);  in cpus_ctrl_write()
499 	cpumask_copy(&rdtgrp->cpu_mask, newmask);  in cpus_ctrl_write()
505 	head = &rdtgrp->mon.crdtgrp_list;  in cpus_ctrl_write()
507 		cpumask_and(tmpmask, &rdtgrp->cpu_mask, &crgrp->cpu_mask);  in cpus_ctrl_write()
508 		update_closid_rmid(tmpmask, rdtgrp);  in cpus_ctrl_write()
519 	struct rdtgroup *rdtgrp;  in rdtgroup_cpus_write()  local
537 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_cpus_write()
538 	if (!rdtgrp) {  in rdtgroup_cpus_write()
543 	if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED ||  in rdtgroup_cpus_write()
544 	    rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP) {  in rdtgroup_cpus_write()
568 	if (rdtgrp->type == RDTCTRL_GROUP)  in rdtgroup_cpus_write()
569 		ret = cpus_ctrl_write(rdtgrp, newmask, tmpmask, tmpmask1);  in rdtgroup_cpus_write()
570 	else if (rdtgrp->type == RDTMON_GROUP)  in rdtgroup_cpus_write()
571 		ret = cpus_mon_write(rdtgrp, newmask, tmpmask);  in rdtgroup_cpus_write()
596 static void rdtgroup_remove(struct rdtgroup *rdtgrp)  in rdtgroup_remove()  argument
598 	kernfs_put(rdtgrp->kn);  in rdtgroup_remove()
599 	kfree(rdtgrp);  in rdtgroup_remove()
620 static bool task_in_rdtgroup(struct task_struct *tsk, struct rdtgroup *rdtgrp)  in task_in_rdtgroup()  argument
622 	u32 closid, rmid = rdtgrp->mon.rmid;  in task_in_rdtgroup()
624 	if (rdtgrp->type == RDTCTRL_GROUP)  in task_in_rdtgroup()
625 		closid = rdtgrp->closid;  in task_in_rdtgroup()
626 	else if (rdtgrp->type == RDTMON_GROUP)  in task_in_rdtgroup()
627 		closid = rdtgrp->mon.parent->closid;  in task_in_rdtgroup()
636 				struct rdtgroup *rdtgrp)  in __rdtgroup_move_task()  argument
639 	if (task_in_rdtgroup(tsk, rdtgrp))  in __rdtgroup_move_task()
650 	if (rdtgrp->type == RDTMON_GROUP &&  in __rdtgroup_move_task()
651 	    !resctrl_arch_match_closid(tsk, rdtgrp->mon.parent->closid)) {  in __rdtgroup_move_task()
656 	if (rdtgrp->type == RDTMON_GROUP)  in __rdtgroup_move_task()
657 		resctrl_arch_set_closid_rmid(tsk, rdtgrp->mon.parent->closid,  in __rdtgroup_move_task()
658 					     rdtgrp->mon.rmid);  in __rdtgroup_move_task()
660 		resctrl_arch_set_closid_rmid(tsk, rdtgrp->closid,  in __rdtgroup_move_task()
661 					     rdtgrp->mon.rmid);  in __rdtgroup_move_task()
742 static int rdtgroup_move_task(pid_t pid, struct rdtgroup *rdtgrp,  in rdtgroup_move_task()  argument
765 		ret = __rdtgroup_move_task(tsk, rdtgrp);  in rdtgroup_move_task()
774 	struct rdtgroup *rdtgrp;  in rdtgroup_tasks_write()  local
779 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_tasks_write()
780 	if (!rdtgrp) {  in rdtgroup_tasks_write()
786 	if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED ||  in rdtgroup_tasks_write()
787 	    rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP) {  in rdtgroup_tasks_write()
808 		ret = rdtgroup_move_task(pid, rdtgrp, of);  in rdtgroup_tasks_write()
840 	struct rdtgroup *rdtgrp;  in rdtgroup_tasks_show()  local
843 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_tasks_show()
844 	if (rdtgrp)  in rdtgroup_tasks_show()
845 		show_rdt_tasks(rdtgrp, s);  in rdtgroup_tasks_show()
856 	struct rdtgroup *rdtgrp;  in rdtgroup_closid_show()  local
859 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_closid_show()
860 	if (rdtgrp)  in rdtgroup_closid_show()
861 		seq_printf(s, "%u\n", rdtgrp->closid);  in rdtgroup_closid_show()
872 	struct rdtgroup *rdtgrp;  in rdtgroup_rmid_show()  local
875 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_rmid_show()
876 	if (rdtgrp)  in rdtgroup_rmid_show()
877 		seq_printf(s, "%u\n", rdtgrp->mon.rmid);  in rdtgroup_rmid_show()
1242 	struct rdtgroup *rdtgrp;  in rdtgroup_mode_show()  local
1244 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_mode_show()
1245 	if (!rdtgrp) {  in rdtgroup_mode_show()
1250 	seq_printf(s, "%s\n", rdtgroup_mode_str(rdtgrp->mode));  in rdtgroup_mode_show()
1384 static bool rdtgroup_mode_test_exclusive(struct rdtgroup *rdtgrp)  in rdtgroup_mode_test_exclusive()  argument
1386 	int closid = rdtgrp->closid;  in rdtgroup_mode_test_exclusive()
1425 	struct rdtgroup *rdtgrp;  in rdtgroup_mode_write()  local
1434 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_mode_write()
1435 	if (!rdtgrp) {  in rdtgroup_mode_write()
1442 	mode = rdtgrp->mode;  in rdtgroup_mode_write()
1458 		if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP) {  in rdtgroup_mode_write()
1459 			ret = rdtgroup_locksetup_exit(rdtgrp);  in rdtgroup_mode_write()
1463 		rdtgrp->mode = RDT_MODE_SHAREABLE;  in rdtgroup_mode_write()
1465 		if (!rdtgroup_mode_test_exclusive(rdtgrp)) {  in rdtgroup_mode_write()
1469 		if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP) {  in rdtgroup_mode_write()
1470 			ret = rdtgroup_locksetup_exit(rdtgrp);  in rdtgroup_mode_write()
1474 		rdtgrp->mode = RDT_MODE_EXCLUSIVE;  in rdtgroup_mode_write()
1477 		ret = rdtgroup_locksetup_enter(rdtgrp);  in rdtgroup_mode_write()
1480 		rdtgrp->mode = RDT_MODE_PSEUDO_LOCKSETUP;  in rdtgroup_mode_write()
1536 	struct rdtgroup *rdtgrp;  in rdtgroup_size_show()  local
1544 	rdtgrp = rdtgroup_kn_lock_live(of->kn);  in rdtgroup_size_show()
1545 	if (!rdtgrp) {  in rdtgroup_size_show()
1550 	if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED) {  in rdtgroup_size_show()
1551 		if (!rdtgrp->plr->d) {  in rdtgroup_size_show()
1557 				   rdtgrp->plr->s->name);  in rdtgroup_size_show()
1558 			size = rdtgroup_cbm_to_size(rdtgrp->plr->s->res,  in rdtgroup_size_show()
1559 						    rdtgrp->plr->d,  in rdtgroup_size_show()
1560 						    rdtgrp->plr->cbm);  in rdtgroup_size_show()
1561 			seq_printf(s, "%d=%u\n", rdtgrp->plr->d->hdr.id, size);  in rdtgroup_size_show()
1566 	closid = rdtgrp->closid;  in rdtgroup_size_show()
1576 			if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP) {  in rdtgroup_size_show()
2536 static void rdtgroup_kn_get(struct rdtgroup *rdtgrp, struct kernfs_node *kn)  in rdtgroup_kn_get()  argument
2538 	atomic_inc(&rdtgrp->waitcount);  in rdtgroup_kn_get()
2542 static void rdtgroup_kn_put(struct rdtgroup *rdtgrp, struct kernfs_node *kn)  in rdtgroup_kn_put()  argument
2544 	if (atomic_dec_and_test(&rdtgrp->waitcount) &&  in rdtgroup_kn_put()
2545 	    (rdtgrp->flags & RDT_DELETED)) {  in rdtgroup_kn_put()
2546 		if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP ||  in rdtgroup_kn_put()
2547 		    rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED)  in rdtgroup_kn_put()
2548 			rdtgroup_pseudo_lock_remove(rdtgrp);  in rdtgroup_kn_put()
2550 		rdtgroup_remove(rdtgrp);  in rdtgroup_kn_put()
2558 	struct rdtgroup *rdtgrp = kernfs_to_rdtgroup(kn);  in rdtgroup_kn_lock_live()  local
2560 	if (!rdtgrp)  in rdtgroup_kn_lock_live()
2563 	rdtgroup_kn_get(rdtgrp, kn);  in rdtgroup_kn_lock_live()
2569 	if (rdtgrp->flags & RDT_DELETED)  in rdtgroup_kn_lock_live()
2572 	return rdtgrp;  in rdtgroup_kn_lock_live()
2577 	struct rdtgroup *rdtgrp = kernfs_to_rdtgroup(kn);  in rdtgroup_kn_unlock()  local
2579 	if (!rdtgrp)  in rdtgroup_kn_unlock()
2585 	rdtgroup_kn_put(rdtgrp, kn);  in rdtgroup_kn_unlock()
2998 static void free_all_child_rdtgrp(struct rdtgroup *rdtgrp)  in free_all_child_rdtgrp()  argument
3003 	head = &rdtgrp->mon.crdtgrp_list;  in free_all_child_rdtgrp()
3020 	struct rdtgroup *rdtgrp, *tmp;  in rmdir_all_sub()  local
3025 	list_for_each_entry_safe(rdtgrp, tmp, &rdt_all_groups, rdtgroup_list) {  in rmdir_all_sub()
3027 		free_all_child_rdtgrp(rdtgrp);  in rmdir_all_sub()
3030 		if (rdtgrp == &rdtgroup_default)  in rmdir_all_sub()
3033 		if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP ||  in rmdir_all_sub()
3034 		    rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED)  in rmdir_all_sub()
3035 			rdtgroup_pseudo_lock_remove(rdtgrp);  in rmdir_all_sub()
3043 			   &rdtgroup_default.cpu_mask, &rdtgrp->cpu_mask);  in rmdir_all_sub()
3045 		free_rmid(rdtgrp->closid, rdtgrp->mon.rmid);  in rmdir_all_sub()
3047 		kernfs_remove(rdtgrp->kn);  in rmdir_all_sub()
3048 		list_del(&rdtgrp->rdtgroup_list);  in rmdir_all_sub()
3050 		if (atomic_read(&rdtgrp->waitcount) != 0)  in rmdir_all_sub()
3051 			rdtgrp->flags = RDT_DELETED;  in rmdir_all_sub()
3053 			rdtgroup_remove(rdtgrp);  in rmdir_all_sub()
3490 static int rdtgroup_init_alloc(struct rdtgroup *rdtgrp)  in rdtgroup_init_alloc()  argument
3502 			rdtgroup_init_mba(r, rdtgrp->closid);  in rdtgroup_init_alloc()
3506 			ret = rdtgroup_init_cat(s, rdtgrp->closid);  in rdtgroup_init_alloc()
3511 		ret = resctrl_arch_update_domains(r, rdtgrp->closid);  in rdtgroup_init_alloc()
3519 	rdtgrp->mode = RDT_MODE_SHAREABLE;  in rdtgroup_init_alloc()
3526 static int mkdir_rdt_prepare_rmid_alloc(struct rdtgroup *rdtgrp)  in mkdir_rdt_prepare_rmid_alloc()  argument
3533 	ret = alloc_rmid(rdtgrp->closid);  in mkdir_rdt_prepare_rmid_alloc()
3538 	rdtgrp->mon.rmid = ret;  in mkdir_rdt_prepare_rmid_alloc()
3540 	ret = mkdir_mondata_all(rdtgrp->kn, rdtgrp, &rdtgrp->mon.mon_data_kn);  in mkdir_rdt_prepare_rmid_alloc()
3543 		free_rmid(rdtgrp->closid, rdtgrp->mon.rmid);  in mkdir_rdt_prepare_rmid_alloc()
3576 	struct rdtgroup *prdtgrp, *rdtgrp;  in mkdir_rdt_prepare()  local
3605 	rdtgrp = kzalloc(sizeof(*rdtgrp), GFP_KERNEL);  in mkdir_rdt_prepare()
3606 	if (!rdtgrp) {  in mkdir_rdt_prepare()
3611 	*r = rdtgrp;  in mkdir_rdt_prepare()
3612 	rdtgrp->mon.parent = prdtgrp;  in mkdir_rdt_prepare()
3613 	rdtgrp->type = rtype;  in mkdir_rdt_prepare()
3614 	INIT_LIST_HEAD(&rdtgrp->mon.crdtgrp_list);  in mkdir_rdt_prepare()
3617 	kn = kernfs_create_dir(parent_kn, name, mode, rdtgrp);  in mkdir_rdt_prepare()
3623 	rdtgrp->kn = kn;  in mkdir_rdt_prepare()
3659 	kernfs_put(rdtgrp->kn);  in mkdir_rdt_prepare()
3660 	kernfs_remove(rdtgrp->kn);  in mkdir_rdt_prepare()
3662 	kfree(rdtgrp);  in mkdir_rdt_prepare()
3682 	struct rdtgroup *rdtgrp, *prgrp;  in rdtgroup_mkdir_mon()  local
3685 	ret = mkdir_rdt_prepare(parent_kn, name, mode, RDTMON_GROUP, &rdtgrp);  in rdtgroup_mkdir_mon()
3689 	prgrp = rdtgrp->mon.parent;  in rdtgroup_mkdir_mon()
3690 	rdtgrp->closid = prgrp->closid;  in rdtgroup_mkdir_mon()
3692 	ret = mkdir_rdt_prepare_rmid_alloc(rdtgrp);  in rdtgroup_mkdir_mon()
3694 		mkdir_rdt_prepare_clean(rdtgrp);  in rdtgroup_mkdir_mon()
3698 	kernfs_activate(rdtgrp->kn);  in rdtgroup_mkdir_mon()
3704 	list_add_tail(&rdtgrp->mon.crdtgrp_list, &prgrp->mon.crdtgrp_list);  in rdtgroup_mkdir_mon()
3718 	struct rdtgroup *rdtgrp;  in rdtgroup_mkdir_ctrl_mon()  local
3723 	ret = mkdir_rdt_prepare(parent_kn, name, mode, RDTCTRL_GROUP, &rdtgrp);  in rdtgroup_mkdir_ctrl_mon()
3727 	kn = rdtgrp->kn;  in rdtgroup_mkdir_ctrl_mon()
3736 	rdtgrp->closid = closid;  in rdtgroup_mkdir_ctrl_mon()
3738 	ret = mkdir_rdt_prepare_rmid_alloc(rdtgrp);  in rdtgroup_mkdir_ctrl_mon()
3742 	kernfs_activate(rdtgrp->kn);  in rdtgroup_mkdir_ctrl_mon()
3744 	ret = rdtgroup_init_alloc(rdtgrp);  in rdtgroup_mkdir_ctrl_mon()
3748 	list_add(&rdtgrp->rdtgroup_list, &rdt_all_groups);  in rdtgroup_mkdir_ctrl_mon()
3755 		ret = mongroup_create_dir(kn, rdtgrp, "mon_groups", NULL);  in rdtgroup_mkdir_ctrl_mon()
3761 			rdtgrp->mba_mbps_event = mba_mbps_default_event;  in rdtgroup_mkdir_ctrl_mon()
3767 	list_del(&rdtgrp->rdtgroup_list);  in rdtgroup_mkdir_ctrl_mon()
3769 	mkdir_rdt_prepare_rmid_free(rdtgrp);  in rdtgroup_mkdir_ctrl_mon()
3773 	mkdir_rdt_prepare_clean(rdtgrp);  in rdtgroup_mkdir_ctrl_mon()
3801 static int rdtgroup_rmdir_mon(struct rdtgroup *rdtgrp, cpumask_var_t tmpmask)  in rdtgroup_rmdir_mon()  argument
3803 	struct rdtgroup *prdtgrp = rdtgrp->mon.parent;  in rdtgroup_rmdir_mon()
3808 	rdt_move_group_tasks(rdtgrp, prdtgrp, tmpmask);  in rdtgroup_rmdir_mon()
3816 	for_each_cpu(cpu, &rdtgrp->cpu_mask)  in rdtgroup_rmdir_mon()
3823 	cpumask_or(tmpmask, tmpmask, &rdtgrp->cpu_mask);  in rdtgroup_rmdir_mon()
3826 	rdtgrp->flags = RDT_DELETED;  in rdtgroup_rmdir_mon()
3827 	free_rmid(rdtgrp->closid, rdtgrp->mon.rmid);  in rdtgroup_rmdir_mon()
3833 	list_del(&rdtgrp->mon.crdtgrp_list);  in rdtgroup_rmdir_mon()
3835 	kernfs_remove(rdtgrp->kn);  in rdtgroup_rmdir_mon()
3840 static int rdtgroup_ctrl_remove(struct rdtgroup *rdtgrp)  in rdtgroup_ctrl_remove()  argument
3842 	rdtgrp->flags = RDT_DELETED;  in rdtgroup_ctrl_remove()
3843 	list_del(&rdtgrp->rdtgroup_list);  in rdtgroup_ctrl_remove()
3845 	kernfs_remove(rdtgrp->kn);  in rdtgroup_ctrl_remove()
3849 static int rdtgroup_rmdir_ctrl(struct rdtgroup *rdtgrp, cpumask_var_t tmpmask)  in rdtgroup_rmdir_ctrl()  argument
3855 	rdt_move_group_tasks(rdtgrp, &rdtgroup_default, tmpmask);  in rdtgroup_rmdir_ctrl()
3859 		   &rdtgroup_default.cpu_mask, &rdtgrp->cpu_mask);  in rdtgroup_rmdir_ctrl()
3864 	for_each_cpu(cpu, &rdtgrp->cpu_mask)  in rdtgroup_rmdir_ctrl()
3871 	cpumask_or(tmpmask, tmpmask, &rdtgrp->cpu_mask);  in rdtgroup_rmdir_ctrl()
3874 	free_rmid(rdtgrp->closid, rdtgrp->mon.rmid);  in rdtgroup_rmdir_ctrl()
3875 	closid_free(rdtgrp->closid);  in rdtgroup_rmdir_ctrl()
3877 	rdtgroup_ctrl_remove(rdtgrp);  in rdtgroup_rmdir_ctrl()
3882 	free_all_child_rdtgrp(rdtgrp);  in rdtgroup_rmdir_ctrl()
3899 	struct rdtgroup *rdtgrp;  in rdtgroup_rmdir()  local
3906 	rdtgrp = rdtgroup_kn_lock_live(kn);  in rdtgroup_rmdir()
3907 	if (!rdtgrp) {  in rdtgroup_rmdir()
3920 	if (rdtgrp->type == RDTCTRL_GROUP && parent_kn == rdtgroup_default.kn &&  in rdtgroup_rmdir()
3921 	    rdtgrp != &rdtgroup_default) {  in rdtgroup_rmdir()
3922 		if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP ||  in rdtgroup_rmdir()
3923 		    rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED) {  in rdtgroup_rmdir()
3924 			ret = rdtgroup_ctrl_remove(rdtgrp);  in rdtgroup_rmdir()
3926 			ret = rdtgroup_rmdir_ctrl(rdtgrp, tmpmask);  in rdtgroup_rmdir()
3928 	} else if (rdtgrp->type == RDTMON_GROUP &&  in rdtgroup_rmdir()
3930 		ret = rdtgroup_rmdir_mon(rdtgrp, tmpmask);  in rdtgroup_rmdir()
3951 static void mongrp_reparent(struct rdtgroup *rdtgrp,  in mongrp_reparent()  argument
3955 	struct rdtgroup *prdtgrp = rdtgrp->mon.parent;  in mongrp_reparent()
3957 	WARN_ON(rdtgrp->type != RDTMON_GROUP);  in mongrp_reparent()
3965 	list_move_tail(&rdtgrp->mon.crdtgrp_list,  in mongrp_reparent()
3968 	rdtgrp->mon.parent = new_prdtgrp;  in mongrp_reparent()
3969 	rdtgrp->closid = new_prdtgrp->closid;  in mongrp_reparent()
3972 	rdt_move_group_tasks(rdtgrp, rdtgrp, cpus);  in mongrp_reparent()
3982 	struct rdtgroup *rdtgrp;  in rdtgroup_rename()  local
3986 	rdtgrp = kernfs_to_rdtgroup(kn);  in rdtgroup_rename()
3988 	if (!rdtgrp || !new_prdtgrp)  in rdtgroup_rename()
3992 	rdtgroup_kn_get(rdtgrp, kn);  in rdtgroup_rename()
4010 	if ((rdtgrp->flags & RDT_DELETED) || (new_prdtgrp->flags & RDT_DELETED)) {  in rdtgroup_rename()
4016 	if (rdtgrp->type != RDTMON_GROUP || !kn_parent ||  in rdtgroup_rename()
4034 	if (!cpumask_empty(&rdtgrp->cpu_mask) &&  in rdtgroup_rename()
4035 	    rdtgrp->mon.parent != new_prdtgrp) {  in rdtgroup_rename()
4059 		mongrp_reparent(rdtgrp, new_prdtgrp, tmpmask);  in rdtgroup_rename()
4065 	rdtgroup_kn_put(rdtgrp, kn);  in rdtgroup_rename()
4309 	struct rdtgroup *rdtgrp;  in resctrl_offline_cpu()  local
4312 	list_for_each_entry(rdtgrp, &rdt_all_groups, rdtgroup_list) {  in resctrl_offline_cpu()
4313 		if (cpumask_test_and_clear_cpu(cpu, &rdtgrp->cpu_mask)) {  in resctrl_offline_cpu()
4314 			clear_childcpus(rdtgrp, cpu);  in resctrl_offline_cpu()