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Date: Mon, 4 Feb 2002 00:43:24 -0500 (EST)
From: Aaron Sethman <androsyn@ratbox.org>
To: Dan Kegel <dank@kegel.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [Coder-Com] Re: PROBLEM: high system usage / poor SMPnetwork 
 performance
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Message-ID: <Pine.LNX.4.44.0202040041420.3086-100000@simon.ratbox.org>
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On Sun, 3 Feb 2002, Dan Kegel wrote:

> Aaron Sethman wrote:
> >
> > On Sun, 3 Feb 2002, Dan Kegel wrote:
> > >
> > > But do you remember that this fd is ready until EWOULDBLOCK?
> > > i.e. if you're notified that an fd is ready, and then you
> > > don't for whatever reason continue to do I/O on it until EWOULDBLOCK,
> > > you'll never ever be notified that it's ready again.
> > > If your code assumes that it will be notified again anyway,
> > > as with poll(), it will be sorely disappointed.
> >
> > Yeah that was the problem and I figured out how to work around it in the
> > code.  If you are interested I can point out the code we have been working
> > with.
>
> Yes, I would like to see it; is it part of the mainline undernet ircd cvs tree?

This is part of the Hybrid ircd tree I've been talking about.
http://squeaker.ratbox.org/ircd-hybrid-7.tar.gz has the latest snapshot of
the tree.  Look at src/s_bsd_sigio.c for the sigio code.

Regards,

Aaron

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