linux-kernel - Re: async network I/O, event channels, etc

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Date:	Thu, 27 Jul 2006 10:39:16 +0200
From:	Jens Axboe <axboe@...e.de>
To:	David Miller <davem@...emloft.net>
Cc:	johnpol@....mipt.ru, drepper@...hat.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: async network I/O, event channels, etc

On Thu, Jul 27 2006, David Miller wrote:
> From: Jens Axboe <axboe@...e.de>
> Date: Thu, 27 Jul 2006 10:29:24 +0200
> 
> > Precisely. And this is the bit that is currently still broken for
> > splice-to-socket, since it gives that ack right after ->sendpage() has
> > been called. But that's a known deficiency right now, I think Alexey is
> > currently looking at that (as well as receive side support).
> 
> That's right, I was discussing this with him just a few days ago.
> 
> It's good to hear that he's looking at those patches you were working
> on several months ago.

It is. I never ventured much into the networking part, just noted that
as a current limitation with the ->sendpage() based approach. Basically
we need to pass more info in, which also gets rid of the limitation of
passing a single page at the time.

-- 
Jens Axboe

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