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SubjectRe: BUG: Patch "Convert some mftb/mftbu into mfspr" breaks MPC885
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On Wed, 2013-11-20 at 10:37 +0100, leroy christophe wrote:
> Scott,
>
> The patch "Convert some mftb/mftbu into
> mfspr" (beb2dc0a7a84be003ce54e98b95d65cc66e6e536) breaks startup on
> MPC885.
>
> The CPU traps (SoftwareEmulation trap) at sched_clock() when trying to
> read TBU with mfspr.
>
> Reverting the patch solves the issue.
>
> What's the prefered way to fix this ?

I guess we need to add an ifdef.

-Scott





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