Re: [libvirt PATCH 1/5] conf: define a new "maximum" CPU mode

2021-02-10 Thread Pavel Hrdina
On Wed, Feb 10, 2021 at 11:01:24AM +, Daniel P. Berrangé wrote: > On Wed, Feb 10, 2021 at 11:53:53AM +0100, Pavel Hrdina wrote: > > On Wed, Feb 10, 2021 at 10:39:22AM +, Daniel P. Berrangé wrote: > > > On Tue, Feb 09, 2021 at 03:30:47PM +0100, Pavel Hrdina wrote: > > > > On Tue, Feb 09, 202

Re: [libvirt PATCH 1/5] conf: define a new "maximum" CPU mode

2021-02-10 Thread Daniel P . Berrangé
On Wed, Feb 10, 2021 at 11:53:53AM +0100, Pavel Hrdina wrote: > On Wed, Feb 10, 2021 at 10:39:22AM +, Daniel P. Berrangé wrote: > > On Tue, Feb 09, 2021 at 03:30:47PM +0100, Pavel Hrdina wrote: > > > On Tue, Feb 09, 2021 at 01:58:57PM +, Daniel P. Berrangé wrote: > > > > For hardware virtua

Re: [libvirt PATCH 1/5] conf: define a new "maximum" CPU mode

2021-02-10 Thread Pavel Hrdina
On Wed, Feb 10, 2021 at 10:39:22AM +, Daniel P. Berrangé wrote: > On Tue, Feb 09, 2021 at 03:30:47PM +0100, Pavel Hrdina wrote: > > On Tue, Feb 09, 2021 at 01:58:57PM +, Daniel P. Berrangé wrote: > > > For hardware virtualization this is functionally identical to the > > > existing host-pas

Re: [libvirt PATCH 1/5] conf: define a new "maximum" CPU mode

2021-02-10 Thread Daniel P . Berrangé
On Tue, Feb 09, 2021 at 03:30:47PM +0100, Pavel Hrdina wrote: > On Tue, Feb 09, 2021 at 01:58:57PM +, Daniel P. Berrangé wrote: > > For hardware virtualization this is functionally identical to the > > existing host-passthrough mode so the same caveats apply. > > > > For emulated guest this ex

Re: [libvirt PATCH 1/5] conf: define a new "maximum" CPU mode

2021-02-09 Thread Pavel Hrdina
On Tue, Feb 09, 2021 at 01:58:57PM +, Daniel P. Berrangé wrote: > For hardware virtualization this is functionally identical to the > existing host-passthrough mode so the same caveats apply. > > For emulated guest this exposes the maximum featureset supported by > the emulator. Note that desp

[libvirt PATCH 1/5] conf: define a new "maximum" CPU mode

2021-02-09 Thread Daniel P . Berrangé
For hardware virtualization this is functionally identical to the existing host-passthrough mode so the same caveats apply. For emulated guest this exposes the maximum featureset supported by the emulator. Note that despite being emulated this is not guaranteed to be migration safe, especially if