3508 		t = rcu_dereference(memcg->thresholds.primary);  in __mem_cgroup_threshold()
3600 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_register_event()  local
3613 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_register_event()
3616 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_register_event()
3622 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
3625 	size = thresholds->primary ? thresholds->primary->size + 1 : 1;  in __mem_cgroup_usage_register_event()
3637 	if (thresholds->primary) {  in __mem_cgroup_usage_register_event()
3638 		memcpy(new->entries, thresholds->primary->entries, (size - 1) *  in __mem_cgroup_usage_register_event()
3665 	kfree(thresholds->spare);  in __mem_cgroup_usage_register_event()
3666 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_register_event()
3668 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_register_event()
3694 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_unregister_event()  local
3702 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_unregister_event()
3705 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_unregister_event()
3710 	if (!thresholds->primary)  in __mem_cgroup_usage_unregister_event()
3718 	for (i = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
3719 		if (thresholds->primary->entries[i].eventfd != eventfd)  in __mem_cgroup_usage_unregister_event()
3723 	new = thresholds->spare;  in __mem_cgroup_usage_unregister_event()
3736 	for (i = 0, j = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
3737 		if (thresholds->primary->entries[i].eventfd == eventfd)  in __mem_cgroup_usage_unregister_event()
3740 		new->entries[j] = thresholds->primary->entries[i];  in __mem_cgroup_usage_unregister_event()
3754 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_unregister_event()
3756 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_unregister_event()
3763 		kfree(thresholds->spare);  in __mem_cgroup_usage_unregister_event()
3764 		thresholds->spare = NULL;  in __mem_cgroup_usage_unregister_event()