netdev - Re: [PATCH net-next-2.6] pcnet32: Remove pointless memory barriers

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Message-Id: <1241032077.7487.16.camel@Maple>
Date:	Wed, 29 Apr 2009 14:07:57 -0500
From:	John Dykstra <john.dykstra1@...il.com>
To:	Don Fry <pcnet32@...izon.net>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	jeff@...zik.org
Subject: Re: [PATCH net-next-2.6] pcnet32: Remove pointless memory barriers

On Wed, 2009-04-29 at 10:10 -0700, Don Fry wrote:
> How would this be tested on all architectures to find out?

Testing could never prove that the barriers _aren't_ needed, because
you'd never be sure that you'd hit the right conditions. 

  --  John

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