Re: [PATCH] Fix performance monitor exception in 2.6.20-series

David Woodhouse writes:

If we can _make_ it safe, and in doing so avoid the failure mode where
the machine locks up with interrupts disabled and then the PMU resets
itself entirely (including the date), that might be a good thing...

Different PMU, I think; they are talking about the Performance Monitor
Unit in POWERx cpus.

Paul.