4176 		t = rcu_dereference(memcg->thresholds.primary);  in __mem_cgroup_threshold()
4268 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_register_event()  local
4281 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_register_event()
4284 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_register_event()
4290 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
4293 	size = thresholds->primary ? thresholds->primary->size + 1 : 1;  in __mem_cgroup_usage_register_event()
4304 	if (thresholds->primary)  in __mem_cgroup_usage_register_event()
4305 		memcpy(new->entries, thresholds->primary->entries,  in __mem_cgroup_usage_register_event()
4331 	kfree(thresholds->spare);  in __mem_cgroup_usage_register_event()
4332 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_register_event()
4334 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_register_event()
4360 	struct mem_cgroup_thresholds *thresholds;  in __mem_cgroup_usage_unregister_event()  local
4368 		thresholds = &memcg->thresholds;  in __mem_cgroup_usage_unregister_event()
4371 		thresholds = &memcg->memsw_thresholds;  in __mem_cgroup_usage_unregister_event()
4376 	if (!thresholds->primary)  in __mem_cgroup_usage_unregister_event()
4384 	for (i = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
4385 		if (thresholds->primary->entries[i].eventfd != eventfd)  in __mem_cgroup_usage_unregister_event()
4391 	new = thresholds->spare;  in __mem_cgroup_usage_unregister_event()
4408 	for (i = 0, j = 0; i < thresholds->primary->size; i++) {  in __mem_cgroup_usage_unregister_event()
4409 		if (thresholds->primary->entries[i].eventfd == eventfd)  in __mem_cgroup_usage_unregister_event()
4412 		new->entries[j] = thresholds->primary->entries[i];  in __mem_cgroup_usage_unregister_event()
4426 	thresholds->spare = thresholds->primary;  in __mem_cgroup_usage_unregister_event()
4428 	rcu_assign_pointer(thresholds->primary, new);  in __mem_cgroup_usage_unregister_event()
4435 		kfree(thresholds->spare);  in __mem_cgroup_usage_unregister_event()
4436 		thresholds->spare = NULL;  in __mem_cgroup_usage_unregister_event()