Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-10-03 Thread Jiri Denemark
On Tue, Oct 01, 2019 at 11:20:42 +0200, Paolo Bonzini wrote: > On 30/09/19 18:16, Jiri Denemark wrote: > > On Mon, Sep 30, 2019 at 17:16:27 +0200, Paolo Bonzini wrote: > >> On 30/09/19 16:31, Hu, Robert wrote: > This might be a problem if there are plans to eventually make KVM support > p

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-10-01 Thread Huang, Kai
On Mon, 2019-09-30 at 17:16 +0200, Paolo Bonzini wrote: > On 30/09/19 16:31, Hu, Robert wrote: > > > This might be a problem if there are plans to eventually make KVM support > > > pconfig, though. Paolo, Robert, are there plans to support pconfig in KVM > > > in the > > > future? > > [Robert Hoo]

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-10-01 Thread Paolo Bonzini
On 30/09/19 18:16, Jiri Denemark wrote: > On Mon, Sep 30, 2019 at 17:16:27 +0200, Paolo Bonzini wrote: >> On 30/09/19 16:31, Hu, Robert wrote: This might be a problem if there are plans to eventually make KVM support pconfig, though. Paolo, Robert, are there plans to support pconfig in K

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-09-30 Thread Jiri Denemark
On Mon, Sep 30, 2019 at 17:16:27 +0200, Paolo Bonzini wrote: > On 30/09/19 16:31, Hu, Robert wrote: > >> This might be a problem if there are plans to eventually make KVM support > >> pconfig, though. Paolo, Robert, are there plans to support pconfig in KVM > >> in the > >> future? > > [Robert Ho

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-09-30 Thread Paolo Bonzini
On 30/09/19 16:31, Hu, Robert wrote: >> This might be a problem if there are plans to eventually make KVM support >> pconfig, though. Paolo, Robert, are there plans to support pconfig in KVM >> in the >> future? > [Robert Hoo] > Thanks Eduardo for efforts in resolving this issue, introduced from

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-09-30 Thread Hu, Robert
> -Original Message- > From: Eduardo Habkost > Sent: Monday, September 30, 2019 22:11 > To: Jiri Denemark > Cc: libvir-list@redhat.com; qemu-de...@nongnu.org; Paolo Bonzini > ; Daniel P. Berrangé ; Kang, > Luwei ; thomas.lenda...@amd.com; Robert Hoo > ; Richard Henderson ; Jiri > Denemark

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-09-30 Thread Eduardo Habkost
CCing qemu-devel and QEMU developers. On Mon, Sep 30, 2019 at 12:24:53PM +0200, Jiri Denemark wrote: > On Thu, Sep 26, 2019 at 18:43:05 -0300, Eduardo Habkost wrote: > > The pconfig feature never worked, and adding "pconfig=off" to the > > QEMU command-line triggers a regression in QEMU 3.1.1 and

Re: [libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-09-30 Thread Jiri Denemark
On Thu, Sep 26, 2019 at 18:43:05 -0300, Eduardo Habkost wrote: > The pconfig feature never worked, and adding "pconfig=off" to the > QEMU command-line triggers a regression in QEMU 3.1.1 and 4.0.0. > > Signed-off-by: Eduardo Habkost > --- > I'm sending this as an RFC because I couldn't test it pr

[libvirt] [RFC] cpu_map: Remove pconfig from Icelake-Server CPU model

2019-09-26 Thread Eduardo Habkost
The pconfig feature never worked, and adding "pconfig=off" to the QEMU command-line triggers a regression in QEMU 3.1.1 and 4.0.0. Signed-off-by: Eduardo Habkost --- I'm sending this as an RFC because I couldn't test it properly, and because I don't know what are the consequences of changing cpu_