PPC upstream kernel ignored DABR bug

Luis Machado luisgpm at linux.vnet.ibm.com
Tue Mar 11 06:36:37 EST 2008


On Mon, 2008-03-10 at 12:19 -0700, Roland McGrath wrote:
> > On the Blade DABRX had to be set additional to DABR. PS3 and Celleb
> > already did this. Uli Weigand found this back in November. I submitted
> > a patch for this which went into 2.6.25-rc4.
> > Can you please try again with rc4 ?
> 
> This is not the problem.  This came up before and everyone seems have
> forgotten.  This bug has been reproduced on G5's, which do not have DABRX
> as I understand it.

Yes, now that you mentioned, i've been able to reproduce this on 970FX's
blades, which i don't think have DABRX registers. I guess it's the
almost the same CPU as G5's.

Regards,

-- 
Luis Machado
Software Engineer 
IBM Linux Technology Center




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