Re: select()/socket has problems under 2.2.x.

Andi Kleen (ak@muc.de)
Sun, 7 Mar 1999 22:59:47 +0100

On Sun, Mar 07, 1999 at 11:01:22PM +0100, Alan Cox wrote:
> > I also fixed the TCP to always send back an ack to the other end (since I
> > understood by Alan's email of yesterday, that this thing has to happen) if
> > we are forced to drop the incoming packet because we have just a lot of
> > data queued.
>
> Umm not quite. We always have to honour the _ack_ data provided

It could be nice though to send an ack when out of order data arrived, even
when the data is dropped (to kick fast retransmit on the other side and to
get the window update there). Currently this is not done. I don't think it
would solve problems though, just optimize a bit(?)

-Andi

-- 
This is like TV. I don't like TV.


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