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

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Date:	Wed, 29 Apr 2009 19:16:23 -0500
From:	John Dykstra <john.dykstra1@...il.com>
To:	Don Fry <pcnet32@...izon.net>
Cc:	netdev <netdev@...r.kernel.org>, romieu@...zoreil.com,
	David Miller <davem@...emloft.net>
Subject: Re: [PATCH net-next-2.6] pcnet32: Remove pointless memory barriers

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]

Don, I didn't mean to create this additional work for you, but I very
much appreciate the help.

  --  John

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