On Mon, Feb 03, 2014 at 04:06:01PM +0200, Michael S. Tsirkin wrote: > On Mon, Feb 03, 2014 at 10:58:28AM -0200, Eduardo Habkost wrote: > > Where does the "v2 and above have a perf capabilities MSR" claim in the code > > come from? > > > But why doesn't it crash on baremetal? > Probably baremetal simply returns 0 or something. > Let me try .. The claim "v2 and above have FEATURE_PDCM" is in fact true for real hardware. If it didn't the rdmsr() would have generated an exception and we'd have crashed just like your virtual thingy did. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html