low_usage 23 include/linux/page_counter.h atomic_long_t low_usage; low_usage 6472 mm/memcontrol.c unsigned long low_usage, siblings_low_usage; low_usage 6474 mm/memcontrol.c low_usage = min(usage, memcg->memory.low); low_usage 6478 mm/memcontrol.c if (low_usage && siblings_low_usage) low_usage 6479 mm/memcontrol.c elow = min(elow, parent_elow * low_usage / low_usage 37 mm/page_counter.c if (c->low || atomic_long_read(&c->low_usage)) { low_usage 43 mm/page_counter.c old_protected = atomic_long_xchg(&c->low_usage, protected);