Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-28 Thread Michael S. Tsirkin
On Tue, Aug 28, 2012 at 09:02:05PM +0400, malc wrote: > On Tue, 28 Aug 2012, Michael S. Tsirkin wrote: > > > On Mon, Aug 27, 2012 at 07:40:56PM +, Blue Swirl wrote: > > > On Mon, Aug 27, 2012 at 7:24 PM, Michael S. Tsirkin > > > wrote: > > > > On Mon, Aug 27, 2012 at 07:12:27PM +, Blue S

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-28 Thread Michael S. Tsirkin
On Tue, Aug 28, 2012 at 04:40:38PM -0300, Eduardo Habkost wrote: > On Tue, Aug 28, 2012 at 02:13:18PM -0500, Anthony Liguori wrote: > > "Michael S. Tsirkin" writes: > > > > > In preparation for adding PV EOI support, disable PV EOI by default for > > > 1.1 and older machine types, to avoid CPUID

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-28 Thread Eduardo Habkost
On Tue, Aug 28, 2012 at 02:13:18PM -0500, Anthony Liguori wrote: > "Michael S. Tsirkin" writes: > > > In preparation for adding PV EOI support, disable PV EOI by default for > > 1.1 and older machine types, to avoid CPUID changing during migration. > > > > PV EOI can still be enabled/disabled by

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-28 Thread malc
On Tue, 28 Aug 2012, Michael S. Tsirkin wrote: > On Mon, Aug 27, 2012 at 07:40:56PM +, Blue Swirl wrote: > > On Mon, Aug 27, 2012 at 7:24 PM, Michael S. Tsirkin wrote: > > > On Mon, Aug 27, 2012 at 07:12:27PM +, Blue Swirl wrote: > > >> On Mon, Aug 27, 2012 at 7:06 PM, Michael S. Tsirkin

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-28 Thread Michael S. Tsirkin
On Mon, Aug 27, 2012 at 07:40:56PM +, Blue Swirl wrote: > On Mon, Aug 27, 2012 at 7:24 PM, Michael S. Tsirkin wrote: > > On Mon, Aug 27, 2012 at 07:12:27PM +, Blue Swirl wrote: > >> On Mon, Aug 27, 2012 at 7:06 PM, Michael S. Tsirkin > >> wrote: > >> > On Mon, Aug 27, 2012 at 06:58:29PM

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-27 Thread Blue Swirl
On Mon, Aug 27, 2012 at 7:24 PM, Michael S. Tsirkin wrote: > On Mon, Aug 27, 2012 at 07:12:27PM +, Blue Swirl wrote: >> On Mon, Aug 27, 2012 at 7:06 PM, Michael S. Tsirkin wrote: >> > On Mon, Aug 27, 2012 at 06:58:29PM +, Blue Swirl wrote: >> >> On Mon, Aug 27, 2012 at 12:20 PM, Michael S

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-27 Thread Michael S. Tsirkin
On Mon, Aug 27, 2012 at 07:12:27PM +, Blue Swirl wrote: > On Mon, Aug 27, 2012 at 7:06 PM, Michael S. Tsirkin wrote: > > On Mon, Aug 27, 2012 at 06:58:29PM +, Blue Swirl wrote: > >> On Mon, Aug 27, 2012 at 12:20 PM, Michael S. Tsirkin > >> wrote: > >> > In preparation for adding PV EOI s

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-27 Thread Blue Swirl
On Mon, Aug 27, 2012 at 7:06 PM, Michael S. Tsirkin wrote: > On Mon, Aug 27, 2012 at 06:58:29PM +, Blue Swirl wrote: >> On Mon, Aug 27, 2012 at 12:20 PM, Michael S. Tsirkin wrote: >> > In preparation for adding PV EOI support, disable PV EOI by default for >> > 1.1 and older machine types, to

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-27 Thread Blue Swirl
On Mon, Aug 27, 2012 at 12:20 PM, Michael S. Tsirkin wrote: > In preparation for adding PV EOI support, disable PV EOI by default for > 1.1 and older machine types, to avoid CPUID changing during migration. > > PV EOI can still be enabled/disabled by specifying it explicitly. > Enable for 1.1

Re: [Qemu-devel] [PATCHv2 3/4] cpuid: disable pv eoi for 1.1 and older compat types

2012-08-27 Thread Michael S. Tsirkin
On Mon, Aug 27, 2012 at 06:58:29PM +, Blue Swirl wrote: > On Mon, Aug 27, 2012 at 12:20 PM, Michael S. Tsirkin wrote: > > In preparation for adding PV EOI support, disable PV EOI by default for > > 1.1 and older machine types, to avoid CPUID changing during migration. > > > > PV EOI can still