Lines Matching defs:old
395 int old = atomic_read(&blkg->use_delay);
397 if (WARN_ON_ONCE(old < 0))
399 if (old == 0)
409 while (old && !atomic_try_cmpxchg(&blkg->use_delay, &old, old - 1))
412 if (old == 0)
414 if (old == 1)
430 int old = atomic_read(&blkg->use_delay);
433 if (!old && atomic_try_cmpxchg(&blkg->use_delay, &old, -1))
447 int old = atomic_read(&blkg->use_delay);
450 if (old && atomic_try_cmpxchg(&blkg->use_delay, &old, 0))