Re: Honoring SO_RCVLOWAT in proto_ops.poll methods

From: David Miller
Date: Mon Sep 22 2008 - 08:15:59 EST


From: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Date: Sun, 21 Sep 2008 21:13:37 +0100

> Thats a gloriously insane way of trying to do HTTP/1.1, and one I'm not
> sure is actually viable in the real world because the TCP window may be
> smaller than the number of bytes required to find a Host: header - so you
> may simply not be able to receive it via MSG_PEEK. In particular mobile
> phone gateways have a nasty habit of using very small windows.
>
> > I just don't see a good solution for what I'm doing other than MSG_PEEK
> > and SO_RCVLOWAT, any ideas?
>
> I don't either, and while I don't agree that what you are doing for
> HTTP/1.1 is remotely sane there are probably other cases this would be
> both sane and useful which does suggest fixing it would be beneficial

I agree and I'll try to move this forward.
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