Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-02-01 Thread Daniel P . Berrangé
On Mon, Jan 31, 2022 at 05:18:04PM -0300, Leonardo Bras Soares Passos wrote: > On Mon, Jan 31, 2022 at 3:04 PM Daniel P. Berrangé > wrote: > > > > On Mon, Jan 31, 2022 at 02:56:38PM -0300, Leonardo Bras Soares Passos wrote: > > > What I meant here is: > > > 1 - Host with these feature bits start

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-02-01 Thread Dr. David Alan Gilbert
* Babu Moger (babu.mo...@amd.com) wrote: > > On 1/31/22 14:18, Leonardo Bras Soares Passos wrote: > > On Mon, Jan 31, 2022 at 3:04 PM Daniel P. Berrangé > > wrote: > >> On Mon, Jan 31, 2022 at 02:56:38PM -0300, Leonardo Bras Soares Passos > >> wrote: > >>> Hello Daniel, > >>> > >>> On Mon, Jan

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-02-01 Thread Igor Mammedov
On Mon, 31 Jan 2022 17:18:04 -0300 Leonardo Bras Soares Passos wrote: > On Mon, Jan 31, 2022 at 3:04 PM Daniel P. Berrangé > wrote: > > > > On Mon, Jan 31, 2022 at 02:56:38PM -0300, Leonardo Bras Soares Passos > > wrote: > > > Hello Daniel, > > > > > > On Mon, Jan 31, 2022 at 6:08 AM Daniel

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread Babu Moger
On 1/31/22 14:18, Leonardo Bras Soares Passos wrote: > On Mon, Jan 31, 2022 at 3:04 PM Daniel P. Berrangé > wrote: >> On Mon, Jan 31, 2022 at 02:56:38PM -0300, Leonardo Bras Soares Passos wrote: >>> Hello Daniel, >>> >>> On Mon, Jan 31, 2022 at 6:08 AM Daniel P. Berrangé >>> wrote: CC'in

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread Leonardo Bras Soares Passos
On Mon, Jan 31, 2022 at 3:04 PM Daniel P. Berrangé wrote: > > On Mon, Jan 31, 2022 at 02:56:38PM -0300, Leonardo Bras Soares Passos wrote: > > Hello Daniel, > > > > On Mon, Jan 31, 2022 at 6:08 AM Daniel P. Berrangé > > wrote: > > > > > > CC'ing Babu Moger who aded the Milan CPU model. > > > >

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread Daniel P . Berrangé
On Mon, Jan 31, 2022 at 11:14:42AM +, David Edmondson wrote: > On Saturday, 2022-01-29 at 07:23:37 -03, Leonardo Bras wrote: > > > While trying to bring a VM with EPYC-Milan cpu on a host with > > EPYC-Milan cpu (EPYC 7313), the following warning can be seen: > > > > qemu-system-x86_64: warnin

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread Daniel P . Berrangé
On Mon, Jan 31, 2022 at 02:56:38PM -0300, Leonardo Bras Soares Passos wrote: > Hello Daniel, > > On Mon, Jan 31, 2022 at 6:08 AM Daniel P. Berrangé > wrote: > > > > CC'ing Babu Moger who aded the Milan CPU model. > > > > On Sat, Jan 29, 2022 at 07:23:37AM -0300, Leonardo Bras wrote: > > > While

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread Leonardo Bras Soares Passos
Hello Daniel, On Mon, Jan 31, 2022 at 6:08 AM Daniel P. Berrangé wrote: > > CC'ing Babu Moger who aded the Milan CPU model. > > On Sat, Jan 29, 2022 at 07:23:37AM -0300, Leonardo Bras wrote: > > While trying to bring a VM with EPYC-Milan cpu on a host with > > EPYC-Milan cpu (EPYC 7313), the fol

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread David Edmondson
On Saturday, 2022-01-29 at 07:23:37 -03, Leonardo Bras wrote: > While trying to bring a VM with EPYC-Milan cpu on a host with > EPYC-Milan cpu (EPYC 7313), the following warning can be seen: > > qemu-system-x86_64: warning: host doesn't support requested feature: > CPUID.07H:EBX.erms [bit 9] > qe

Re: [RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-31 Thread Daniel P . Berrangé
CC'ing Babu Moger who aded the Milan CPU model. On Sat, Jan 29, 2022 at 07:23:37AM -0300, Leonardo Bras wrote: > While trying to bring a VM with EPYC-Milan cpu on a host with > EPYC-Milan cpu (EPYC 7313), the following warning can be seen: > > qemu-system-x86_64: warning: host doesn't support re

[RFC PATCH 1/1] i386: Remove features from Epyc-Milan cpu

2022-01-29 Thread Leonardo Bras
While trying to bring a VM with EPYC-Milan cpu on a host with EPYC-Milan cpu (EPYC 7313), the following warning can be seen: qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.07H:EBX.erms [bit 9] qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.