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From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH net-next-2.6] pcnet32: Remove pointless memory barriers
Date: Wed, 29 Apr 2009 17:21:31 -0700 (PDT)
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From: John Dykstra <john.dykstra1@gmail.com>
Date: Wed, 29 Apr 2009 19:16:23 -0500

> On Wed, 2009-04-29 at 17:09 -0700, Don Fry wrote:
>> After going back to my original NAPI changes, email exchanges today
>> with
>> Francois and John, and looking through all the architecture
>> implementation of mmiowb and locking; I agree that this mmiowb is
>> unnecessary since a lock is always released which has all the memory
>> barriers needed.
> 
> [Off-list]

ROFL, actually, on-list :-)