2637 	bool drained = false;  in try_charge_memcg()  local
2688 	if (!drained) {  in try_charge_memcg()
2690 		drained = true;  in try_charge_memcg()
3464 	bool drained = false;  in mem_cgroup_resize_max()  local
3495 		if (!drained) {  in mem_cgroup_resize_max()
3497 			drained = true;  in mem_cgroup_resize_max()
6383 	bool drained = false;  in memory_high_write()  local
6404 		if (!drained) {  in memory_high_write()
6406 			drained = true;  in memory_high_write()
6432 	bool drained = false;  in memory_max_write()  local
6452 		if (!drained) {  in memory_max_write()
6454 			drained = true;  in memory_max_write()