netdev - Re: [Linux-ATM-General] [PATCH v2 1/1] solos-pci: Fix regression introduced by newest firmware

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Message-ID: <1304118588.32168.71.camel@macbook.infradead.org>
Date:	Sat, 30 Apr 2011 00:09:48 +0100
From:	David Woodhouse <dwmw2@...radead.org>
To:	Philip Prindeville <philipp_subx@...fish-solutions.com>
Cc:	David Miller <davem@...emloft.net>, bhutchings@...arflare.com,
	netdev@...r.kernel.org, linux-atm-general@...ts.sourceforge.net
Subject: Re: [Linux-ATM-General] [PATCH v2 1/1] solos-pci: Fix regression
 introduced by newest firmware

On Mon, 2011-03-21 at 00:25 -0700, Philip Prindeville wrote:
> On 3/20/11 11:04 PM, David Miller wrote:
> > From: Philip Prindeville<philipp_subx@...fish-solutions.com>
> > Date: Sun, 20 Mar 2011 22:56:43 -0700
> >
> >> It's not clear that dropping all VCs abruptly when carrier flapped was
> >> ever the right thing to do.
> > So you've tested your change with the older firmware present?
> 
> I haven't, no: back-revving firmware has been known to brick cards.
> 
> I'm waiting to hear back from Guy and Nathan, they have old cards on hand that they can test.

I have JTAG on one of mine and can test, but there's no real need in
this case. If you want to simulate the absence of the 'state changed'
notification, just *ignore* it when it does arrive.

-- 
David Woodhouse                            Open Source Technology Centre
David.Woodhouse@...el.com                              Intel Corporation

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