On Thu, Dec 10, 2020 at 12:42:36PM +0100, Paolo Bonzini wrote: > On 07/12/20 18:41, Thomas Gleixner wrote: > > Right this happens still occasionally, but for quite some time this is > > 100% firmware sillyness and not a fundamental property of the hardware > > anymore. > > It's still a fundamental property of old hardware. Last time I tried to > kill support for processors earlier than Core 2, I had to revert it. That's > older than Nehalem. Core2 doesn't use TSC for timekeeping anyway. KVM shouldn't either.