> Think about profiling registers, mtrrs, msrs, and so forth. For example
> if we had thread handling MCE traps we would hit a problem. As it happens
> MCE is an interrupt so its all nice.
Ah, I'm glad you mentioned this. It's reminded me that my
timer-based 'check for non-fatal machine check and log' code
needs some work for SMP..
Are routines called with smp_call_function() preempt safe, or
must they have extra locking added ?
-- | Dave Jones. http://www.codemonkey.org.uk | SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/