Re: Hang: 2.6.32.4 sky2/DMAR (was [PATCH] sky2: Fix WARNING: atlib/dma-debug.c:902 check_sync)

[Michael Breuer]

On 1/23/2010 6:21 PM, Jarek Poplawski wrote:
> On Fri, Jan 22, 2010 at 06:50:21PM -0500, Michael Breuer wrote:
>    
> > When the packets were dropped, there was a different sequence in the
> > log - DISCOVER/OFFER repeated. The "normal" is that the sequence
> > appeared correct and complete - DISCOVER/OFFER/REQUEST/ACK - or
> > INFORM/ACK (vs. INFORM repeatedly sans ACK) as the case may be.
> >      
> Anyway, I'd be intersted if the switch matters here.
>
> Plus one more test: could you try to load sky2 with the parameter:
> "copybreak=1" (the rest as in any recent test, which gave you dmar
> errors; any switch).
>
> Thanks,
> Jarek P.
>    
Ok - will try with and without the copybreak=1 after I'm done bisecting 
2.6.33 rc5 for something unrelated (it'll take a couple of days for each 
unless a crash occurs in less that 48 hours).
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