On Tue, Nov 07, 2017 at 12:21:16PM +0100, Paolo Bonzini wrote:
> On 14/10/2017 01:56, Eduardo Habkost wrote:
> > Now, I don't know yet what's the best default for a guest that
> > has CONFIG_PARAVIRT_SPINLOCK when it sees a host that supports
> > kvm_pv_unhalt. But I'm arguing that it's the guest
On 14/10/2017 01:56, Eduardo Habkost wrote:
> Now, I don't know yet what's the best default for a guest that
> has CONFIG_PARAVIRT_SPINLOCK when it sees a host that supports
> kvm_pv_unhalt. But I'm arguing that it's the guest
> responsibility to choose what to do when it detects such a host,
>
On Fri, Oct 13, 2017 at 04:58:23PM -0400, Waiman Long wrote:
> On 10/13/2017 03:01 PM, Eduardo Habkost wrote:
> > On Wed, Oct 11, 2017 at 04:19:38PM -0400, Waiman Long wrote:
> >> On 10/10/2017 03:41 PM, Eduardo Habkost wrote:
> >>> On Tue, Oct 10, 2017 at 02:07:25PM -0400, Waiman Long wrote:
>
On 10/13/2017 03:01 PM, Eduardo Habkost wrote:
> On Wed, Oct 11, 2017 at 04:19:38PM -0400, Waiman Long wrote:
>> On 10/10/2017 03:41 PM, Eduardo Habkost wrote:
>>> On Tue, Oct 10, 2017 at 02:07:25PM -0400, Waiman Long wrote:
On 10/10/2017 11:50 AM, Eduardo Habkost wrote:
>> Yes. Another
On Wed, Oct 11, 2017 at 04:19:38PM -0400, Waiman Long wrote:
> On 10/10/2017 03:41 PM, Eduardo Habkost wrote:
> > On Tue, Oct 10, 2017 at 02:07:25PM -0400, Waiman Long wrote:
> >> On 10/10/2017 11:50 AM, Eduardo Habkost wrote:
> Yes. Another possibility is to enable it when there is >1 NUMA
On 10/10/2017 03:41 PM, Eduardo Habkost wrote:
> On Tue, Oct 10, 2017 at 02:07:25PM -0400, Waiman Long wrote:
>> On 10/10/2017 11:50 AM, Eduardo Habkost wrote:
Yes. Another possibility is to enable it when there is >1 NUMA node in
the guest. We generally don't do this kind of magic but
On Tue, Oct 10, 2017 at 02:07:25PM -0400, Waiman Long wrote:
> On 10/10/2017 11:50 AM, Eduardo Habkost wrote:
> >> Yes. Another possibility is to enable it when there is >1 NUMA node in
> >> the guest. We generally don't do this kind of magic but higher layers
> >> (oVirt/OpenStack) do.
> >
On 10/10/2017 11:50 AM, Eduardo Habkost wrote:
>> Yes. Another possibility is to enable it when there is >1 NUMA node in
>> the guest. We generally don't do this kind of magic but higher layers
>> (oVirt/OpenStack) do.
> Can't the guest make this decision, instead of the host?
By guest, do you
(CCing libvir-list)
On Mon, Oct 09, 2017 at 05:47:44PM +0200, Paolo Bonzini wrote:
> On 09/10/2017 17:15, Waiman Long wrote:
> > On 10/09/2017 09:39 AM, Paolo Bonzini wrote:
> >> On 06/10/2017 23:52, Eduardo Habkost wrote:
> >>> This series enables kvm_pv_unhalt by default on pc-*-2.11 and
> >>>