lock_map
struct int_map *lock_map = lock->zone->lbn_operations;
struct data_vio *lock_holder = vdo_int_map_get(lock_map, lock->lbn);
lock_holder = vdo_int_map_remove(lock_map, lock->lbn);
unsigned long lock_map;
if (test_bit(thread, &port->priv->lock_map))
if (test_bit(thread, &port->priv->lock_map))
if (test_bit(thread, &port->priv->lock_map))
if (test_bit(thread, &port->priv->lock_map))
bitmap_set(&priv->lock_map, 0,
lock_map(arena, premap);