AS_UNMAP_EVENT
AS_UNMAP_EVENT, addr, len, KM_SLEEP);
AS_UNMAP_EVENT, addr, len, KM_SLEEP);
AS_UNMAP_EVENT, addr, len, KM_SLEEP);
(AS_FREE_EVENT | AS_SETPROT_EVENT | AS_UNMAP_EVENT)
(AS_FREE_EVENT | AS_SETPROT_EVENT | AS_UNMAP_EVENT)
(cb = as_find_callback(as, AS_UNMAP_EVENT,
as_execute_callback(as, cb, AS_UNMAP_EVENT);
AS_UNMAP_EVENT, *addrp, len, KM_SLEEP);