4194 		t = rcu_dereference(memcg->thresholds.primary);  in __mem_cgroup_threshold()
4286 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_register_event()  local
4299 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_register_event()
4302 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_register_event()
4308 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
4311 	size = thresholds->primary ? thresholds->primary->size + 1 : 1;  in __mem_cgroup_usage_register_event()
4322 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
4323 		memcpy(new->entries, thresholds->primary->entries,  in __mem_cgroup_usage_register_event()
4349 	kfree(thresholds->spare);  in __mem_cgroup_usage_register_event()
4350 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_register_event()
4352 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_register_event()
4378 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_unregister_event()  local
4386 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_unregister_event()
4389 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_unregister_event()
4394 	if (!thresholds->primary)  in __mem_cgroup_usage_unregister_event()
4402 	for (i = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
4403 		if (thresholds->primary->entries[i].eventfd != eventfd)  in __mem_cgroup_usage_unregister_event()
4409 	new = thresholds->spare;  in __mem_cgroup_usage_unregister_event()
4426 	for (i = 0, j = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
4427 		if (thresholds->primary->entries[i].eventfd == eventfd)  in __mem_cgroup_usage_unregister_event()
4430 		new->entries[j] = thresholds->primary->entries[i];  in __mem_cgroup_usage_unregister_event()
4444 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_unregister_event()
4446 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_unregister_event()
4453 		kfree(thresholds->spare);  in __mem_cgroup_usage_unregister_event()
4454 		thresholds->spare = NULL;  in __mem_cgroup_usage_unregister_event()