netdev - Re: [PATCH] Merge GT/MV642xx Support into MV643xx Driver [7/8]

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Message-ID: <20070719142159.GF12892@xyzzy.farnsworth.org>
Date:	Thu, 19 Jul 2007 07:21:59 -0700
From:	"Dale Farnsworth" <dale@...nsworth.org>
To:	"Steven J. Hill" <sjhill@...litydiluted.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] Merge GT/MV642xx Support into MV643xx Driver [7/8]

On Thu, Jul 19, 2007 at 04:56:51AM +0000, Steven J. Hill wrote:
> Get rid of global PHY spinlock.

You have replaced the use of the global PHY spinlock with a per-port spinlock.
However, the SMI register is shared by all ports.  The global lock is
needed to prevent simultaneous updates of the register by drivers for
multiple ports.

NAK

-Dale
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