From mboxrd@z Thu Jan  1 00:00:00 1970
From: ISE Development <isedev@gmail.com>
Date: Wed, 20 Mar 2013 12:26:23 +0100
Subject: [RFC/RFT] b43: A fix for DMA transmission sequence errors
In-Reply-To: <514350EA.2060205@lwfinger.net>
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 <514350EA.2060205@lwfinger.net>
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Cc: Larry Finger <Larry.Finger@lwfinger.net>, Michael Buesch <mb@bu3sch.de>, b43-dev@lists.infradead.org, linux-wireless@vger.kernel.org

On Friday 15 Mar 2013 11:48:42 Larry Finger wrote:
> On 03/15/2013 01:37 AM, Rafa? Mi?ecki wrote:
> > OK, so after early tests, this card doesn't support full-addressing at
> > all.
> > 
> > I'll give this patch a try during the weekend.
> 
> Please follow Michael's suggestion, and change
> 
> 		if (slot == firstused + 2) {
> 
> into
> 
> 		if (slot == next_slot(ring, next_slot(ring, firstused))) {
> 
> This change is needed just in case "firstused + 2" wraps around.
> 
> Thanks,
> 
> Larry

Did you get a chance to validate this patch?

So far on my system, it has been running for over week without problems (over 
15GB of traffic).

Iestyn.