linux-kernel - Re: [RFC][PATCH 0/9] Network receive deadlock prevention for NBD

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Date:	Wed, 9 Aug 2006 09:46:48 +0400
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, Daniel Phillips <phillips@...gle.com>
Subject: Re: [RFC][PATCH 0/9] Network receive deadlock prevention for NBD

On Tue, Aug 08, 2006 at 09:33:25PM +0200, Peter Zijlstra (a.p.zijlstra@...llo.nl) wrote:
>    http://lwn.net/Articles/144273/
>    "Kernel Summit 2005: Convergence of network and storage paths"
> 
> We believe that an approach very much like today's patch set is
> necessary for NBD, iSCSI, AoE or the like ever to work reliably. 
> We further believe that a properly working version of at least one of
> these subsystems is critical to the viability of Linux as a modern
> storage platform.

There is another approach for that - do not use slab allocator for
network dataflow at all. It automatically has all you pros amd if
implemented correctly can have a lot of additional usefull and
high-performance features like full zero-copy and total fragmentation
avoidance.

-- 
	Evgeniy Polyakov
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