Re: scrolling optimization + asynchronous updates impossible

[Niels Möller]

Roland McGrath <roland@frob.com> writes:

> We could change the notification msgs to include an explicit tick number,
> like the seqno.  I don't know if you can use the seqno directly for this.

Or perhaps one could send some special message to the port (as soon as
the port queue gets non-full, or perhaps one could discard the entries
on the queue first)?

There are no reply messages for the notifications, right?

Regard,
/Niels