Re: 2.6.0-test3-mm1: scheduling while atomic (ext3?)

[Andi Kleen]

> But if a prefetch of zero oopses then we should be oopsing in there all the
> time.
> 

If it's an Opteron then it's a known errata (#91 iirc). Update your BIOS in 
this case.

The x86-64 kernel port also has a workaround for this (adding exception
handling to the prefetches)

-Andi

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