Re: [Qemu-devel] [PATCH] qemu: enable PV EOI for qemu 1.3

2012-10-19 Thread Blue Swirl
On Wed, Oct 17, 2012 at 7:40 PM, Michael S. Tsirkin wrote: > Enable KVM PV EOI by default. You can still disable it with > -kvm_pv_eoi cpu flag. To avoid breaking cross-version migration, > enable only for qemu 1.3 or newer machine type. > > Signed-off-by: Michael S. Tsirkin > --- > hw/pc.h

Re: [Qemu-devel] [PATCH] qemu: enable PV EOI for qemu 1.3

2012-10-17 Thread Eduardo Habkost
On Wed, Oct 17, 2012 at 10:48:58PM +0200, Michael S. Tsirkin wrote: > On Wed, Oct 17, 2012 at 05:03:02PM -0300, Eduardo Habkost wrote: > > On Wed, Oct 17, 2012 at 09:40:59PM +0200, Michael S. Tsirkin wrote: > > > Enable KVM PV EOI by default. You can still disable it with > > > -kvm_pv_eoi cpu flag

Re: [Qemu-devel] [PATCH] qemu: enable PV EOI for qemu 1.3

2012-10-17 Thread Michael S. Tsirkin
On Wed, Oct 17, 2012 at 05:03:02PM -0300, Eduardo Habkost wrote: > On Wed, Oct 17, 2012 at 09:40:59PM +0200, Michael S. Tsirkin wrote: > > Enable KVM PV EOI by default. You can still disable it with > > -kvm_pv_eoi cpu flag. To avoid breaking cross-version migration, > > enable only for qemu 1.3 or

Re: [Qemu-devel] [PATCH] qemu: enable PV EOI for qemu 1.3

2012-10-17 Thread Eduardo Habkost
On Wed, Oct 17, 2012 at 09:40:59PM +0200, Michael S. Tsirkin wrote: > Enable KVM PV EOI by default. You can still disable it with > -kvm_pv_eoi cpu flag. To avoid breaking cross-version migration, > enable only for qemu 1.3 or newer machine type. > > Signed-off-by: Michael S. Tsirkin > --- > hw/

[Qemu-devel] [PATCH] qemu: enable PV EOI for qemu 1.3

2012-10-17 Thread Michael S. Tsirkin
Enable KVM PV EOI by default. You can still disable it with -kvm_pv_eoi cpu flag. To avoid breaking cross-version migration, enable only for qemu 1.3 or newer machine type. Signed-off-by: Michael S. Tsirkin --- hw/pc.h | 2 ++ hw/pc_piix.c | 14 +- target-i386/cpu.c |