On Fri, Nov 29, 2013 at 09:09:46PM +0100, Stephane Eranian wrote: > > So in theory it would be harmless to export the values even if not > > supported. What is the worst failure mode? That somehow a recent CPU > > doesn't support the MSR and we get a GPF when trying to access it? > > > Yes. I think that's what you get with DRAM on client for instance.
We have rdmsr_safe for non-existent MSRs, in case touching such is the issue. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. -- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/