Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Vitaly Kuznetsov
Daniel P. Berrangé writes: > On Wed, Apr 21, 2021 at 11:29:45AM +0200, Vitaly Kuznetsov wrote: >> Daniel P. Berrangé writes: >> >> > On Wed, Apr 21, 2021 at 10:38:06AM +0200, Vitaly Kuznetsov wrote: >> >> Eduardo Habkost writes: >> >> >> >> > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr.

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Daniel P . Berrangé
On Wed, Apr 21, 2021 at 11:29:45AM +0200, Vitaly Kuznetsov wrote: > Daniel P. Berrangé writes: > > > On Wed, Apr 21, 2021 at 10:38:06AM +0200, Vitaly Kuznetsov wrote: > >> Eduardo Habkost writes: > >> > >> > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: > >> >> *

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Dr. David Alan Gilbert
* Vitaly Kuznetsov (vkuzn...@redhat.com) wrote: > Daniel P. Berrangé writes: > > > On Wed, Apr 21, 2021 at 10:38:06AM +0200, Vitaly Kuznetsov wrote: > >> Eduardo Habkost writes: > >> > >> > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: > >> >> * Paolo Bonzini

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Vitaly Kuznetsov
Daniel P. Berrangé writes: > On Wed, Apr 21, 2021 at 10:38:06AM +0200, Vitaly Kuznetsov wrote: >> Eduardo Habkost writes: >> >> > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: >> >> * Paolo Bonzini (pbonz...@redhat.com) wrote: >> >> > On 06/04/21 13:42, Vitaly

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Dr. David Alan Gilbert
* Daniel P. Berrangé (berra...@redhat.com) wrote: > On Wed, Apr 21, 2021 at 10:38:06AM +0200, Vitaly Kuznetsov wrote: > > Eduardo Habkost writes: > > > > > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: > > >> * Paolo Bonzini (pbonz...@redhat.com) wrote: > > >> > On

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Daniel P . Berrangé
On Wed, Apr 21, 2021 at 10:38:06AM +0200, Vitaly Kuznetsov wrote: > Eduardo Habkost writes: > > > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: > >> * Paolo Bonzini (pbonz...@redhat.com) wrote: > >> > On 06/04/21 13:42, Vitaly Kuznetsov wrote: > >> > > older machine

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-21 Thread Vitaly Kuznetsov
Eduardo Habkost writes: > On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: >> * Paolo Bonzini (pbonz...@redhat.com) wrote: >> > On 06/04/21 13:42, Vitaly Kuznetsov wrote: >> > > older machine types are still available (I disable it for <= 5.1 but we >> > > can consider

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-20 Thread Eduardo Habkost
On Thu, Apr 15, 2021 at 08:14:30PM +0100, Dr. David Alan Gilbert wrote: > * Paolo Bonzini (pbonz...@redhat.com) wrote: > > On 06/04/21 13:42, Vitaly Kuznetsov wrote: > > > older machine types are still available (I disable it for <= 5.1 but we > > > can consider disabling it for 5.2 too). The

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-15 Thread Dr. David Alan Gilbert
* Paolo Bonzini (pbonz...@redhat.com) wrote: > On 06/04/21 13:42, Vitaly Kuznetsov wrote: > > older machine types are still available (I disable it for <= 5.1 but we > > can consider disabling it for 5.2 too). The feature is upstream since > > Linux 5.8, I know that QEMU supports much older

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-08 Thread Paolo Bonzini
On 06/04/21 13:42, Vitaly Kuznetsov wrote: older machine types are still available (I disable it for <= 5.1 but we can consider disabling it for 5.2 too). The feature is upstream since Linux 5.8, I know that QEMU supports much older kernels but this doesn't probably mean that we can't enable new

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-06 Thread Vitaly Kuznetsov
Paolo Bonzini writes: > On 01/04/21 17:19, Vitaly Kuznetsov wrote: >> I noticed two issues with 'kvm-asyncpf-int' enablement: >> 1) We forgot to add to to kvm_default_props[] so it doesn't get enabled >> automatically (unless '-cpu host' is used or the feature is enabled >> manually on the

Re: [PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-01 Thread Paolo Bonzini
On 01/04/21 17:19, Vitaly Kuznetsov wrote: I noticed two issues with 'kvm-asyncpf-int' enablement: 1) We forgot to add to to kvm_default_props[] so it doesn't get enabled automatically (unless '-cpu host' is used or the feature is enabled manually on the command line) 2) We forgot to disable

[PATCH 0/2] i386: Fix interrupt based Async PF enablement

2021-04-01 Thread Vitaly Kuznetsov
I noticed two issues with 'kvm-asyncpf-int' enablement: 1) We forgot to add to to kvm_default_props[] so it doesn't get enabled automatically (unless '-cpu host' is used or the feature is enabled manually on the command line) 2) We forgot to disable it for older machine types to preserve