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Date: Sat, 10 Apr 2004 08:32:04 +0000
From: Joel Soete <soete.joel@tiscali.be>
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To: Grant Grundler <grundler@parisc-linux.org>
Subject: Re: [parisc-linux] 2.6.5-rc2-pa2 boot panic on c110 :(
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Cc: James Bottomley <James.Bottomley@steeleye.com>,
	PA-RISC Linux Port <parisc-linux@lists.parisc-linux.org>
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Grant,

Thanks.

I will so just reversed mentioned patches, check if it is the real cause of my pb.
If yes (I don't see what else) re-apply patch hunk by hunk until it breaks again?

Any better idea?

Joel


Grant Grundler wrote:
> On Fri, Apr 09, 2004 at 08:47:27PM +0000, Joel Soete wrote:
> 
>>/*
>> * CCIO_SEARCH_TIME can help measure how fast the bitmap search is.
>> * impacts performance though - ditch it if you don't use it.
>> */
>>#define CCIO_SEARCH_TIME
>>#undef CCIO_MAP_STATS
>>#else
>>#undef CCIO_SEARCH_TIME
>>#undef CCIO_MAP_STATS
>>#endif
>>
>>CCIO_MAP_STATS is always undef?
> 
> 
> yes - it interfers with DMA mapping performance.
> 
> 
>>Could it be the panic reason of my c110 (_apparently_ since this patch)?
> 
> 
> Not likely.
> The above disables code that is (should!) not affect basic functionality.
> CCIO_MAP_STATS just collects data for /proc/bus/runway/... output.
> 
> grant
>