On Tue, Jan 09, 2007 at 12:14:41AM +0100, Andi Kleen wrote:
> 
> > We just got a completely different bug reported that was confirmed to be 
> > caused by Andi's patch:
> >    AMD64/ATI : timer is running twice as fast as it should [1]
> 
> I have such a machine that showed this problem and when I wrote the patch I 
> tested it on it (and on a couple of others of course). No twice as fast on 
> my testing.
> 
> In fact there are two types of ATI machines: ones that have a BIOS workaround
> for the original Linux issue and ones that don't. Keeping both
> happy is not easy.
> 
> So I'm somewhat dubious on that. Where is that report?

Follow the link [1] in my email (and the bug is already assigned to 
you).

> > My whole point is that for 2.6.20, we can live with simply reverting 
> > Andi's commit.
> 
> I agree. It's more problematical than I expected. Reverting is 
> the best option right now.
> 
> -Andi

cu
Adrian

[1] http://bugzilla.kernel.org/show_bug.cgi?id=7789

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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