4207 		t = rcu_dereference(memcg->thresholds.primary);  in __mem_cgroup_threshold()
4299 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_register_event()  local
4312 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_register_event()
4315 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_register_event()
4321 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
4324 	size = thresholds->primary ? thresholds->primary->size + 1 : 1;  in __mem_cgroup_usage_register_event()
4335 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
4336 		memcpy(new->entries, thresholds->primary->entries,  in __mem_cgroup_usage_register_event()
4362 	kfree(thresholds->spare);  in __mem_cgroup_usage_register_event()
4363 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_register_event()
4365 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_register_event()
4391 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_unregister_event()  local
4399 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_unregister_event()
4402 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_unregister_event()
4407 	if (!thresholds->primary)  in __mem_cgroup_usage_unregister_event()
4415 	for (i = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
4416 		if (thresholds->primary->entries[i].eventfd != eventfd)  in __mem_cgroup_usage_unregister_event()
4422 	new = thresholds->spare;  in __mem_cgroup_usage_unregister_event()
4439 	for (i = 0, j = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
4440 		if (thresholds->primary->entries[i].eventfd == eventfd)  in __mem_cgroup_usage_unregister_event()
4443 		new->entries[j] = thresholds->primary->entries[i];  in __mem_cgroup_usage_unregister_event()
4457 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_unregister_event()
4459 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_unregister_event()
4466 		kfree(thresholds->spare);  in __mem_cgroup_usage_unregister_event()
4467 		thresholds->spare = NULL;  in __mem_cgroup_usage_unregister_event()