On Wed, Dec 10, 2014 at 06:29:43PM +0100, Paolo Bonzini wrote: > > > On 10/12/2014 18:27, Marcelo Tosatti wrote: > > On Wed, Dec 10, 2014 at 06:09:19PM +0100, Paolo Bonzini wrote: > >> > >> > >> On 10/12/2014 18:04, Marcelo Tosatti wrote: > >>>> Please add an object property to the x86 CPU object. It can then be > >>>> configured with "-global" on the command line. > >>> > >>> Don't want to allow individual values for different CPUs. > >>> It is a per-VM property. > >> > >> Why? It can cause busy waiting, it would make sense to make it stricter > >> for realtime CPUs and leave 0 for non-realtime CPUs. > >> > >> Paolo > > > > HW timer behaviour should be consistent across CPUs, IMO. > > It's not going to be anyway. Cache line bounces, frequency scaling, > presence of higher-priority RT tasks, etc. can cause different response > for one CPU over the others. > > Paolo OK i'll change it to per-CPU. -- 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