>-Original Message-
>From: Paolo Bonzini On Behalf Of Paolo Bonzini
>Sent: Wednesday, July 20, 2022 2:19 AM
>To: Christopherson,, Sean
>Cc: Duan, Zhenzhong ; qemu-
>de...@nongnu.org; mtosa...@redhat.com; lik...@tencent.com; Ma,
>XiangfeiX
>Subject: Re: [
On 20/7/2022 2:53 am, Sean Christopherson wrote:
On Tue, Jul 19, 2022, Paolo Bonzini wrote:
On 7/18/22 22:12, Sean Christopherson wrote:
On Mon, Jul 18, 2022, Paolo Bonzini wrote:
This needs to be fixed in the kernel because old QEMU/new KVM is supported.
I can't object to adding a quirk
On Wed, Jul 20, 2022, Duan, Zhenzhong wrote:
> >On Tue, Jul 19, 2022, Paolo Bonzini wrote:
> >> On 7/18/22 22:12, Sean Christopherson wrote:
> >> > On Mon, Jul 18, 2022, Paolo Bonzini wrote:
> >> > > This needs to be fixed in the kernel because old QEMU/new KVM is
> >> > > supported.
> >> >
> >>
>-Original Message-
>From: Sean Christopherson
>Sent: Wednesday, July 20, 2022 2:53 AM
>To: Paolo Bonzini
>Cc: Duan, Zhenzhong ; qemu-
>de...@nongnu.org; mtosa...@redhat.com; lik...@tencent.com; Ma,
>XiangfeiX
>Subject: Re: [PATCH] i386: Disable BTS and PEBS
On Tue, Jul 19, 2022, Paolo Bonzini wrote:
> On 7/18/22 22:12, Sean Christopherson wrote:
> > On Mon, Jul 18, 2022, Paolo Bonzini wrote:
> > > This needs to be fixed in the kernel because old QEMU/new KVM is
> > > supported.
> >
> > I can't object to adding a quirk for this since KVM is breaking
On 7/18/22 22:12, Sean Christopherson wrote:
On Mon, Jul 18, 2022, Paolo Bonzini wrote:
This needs to be fixed in the kernel because old QEMU/new KVM is supported.
I can't object to adding a quirk for this since KVM is breaking userspace, but
on
the KVM side we really need to stop
On Mon, Jul 18, 2022, Paolo Bonzini wrote:
> This needs to be fixed in the kernel because old QEMU/new KVM is supported.
I can't object to adding a quirk for this since KVM is breaking userspace, but
on
the KVM side we really need to stop "sanitizing" userspace inputs unless it puts
the host at
On 7/18/22 05:22, Zhenzhong Duan wrote:
Since below KVM commit, KVM hided BTS as it's not supported yet.
b9181c8ef356 ("KVM: x86/pmu: Avoid exposing Intel BTS feature")
After below KVM commit, it gave control of MSR_IA32_MISC_ENABLES to userspace.
9fc222967a39 ("KVM: x86: Give host userspace
>-Original Message-
>From: Like Xu
>Sent: Monday, July 18, 2022 11:57 AM
>To: Duan, Zhenzhong
>Cc: pbonz...@redhat.com; mtosa...@redhat.com; Christopherson,, Sean
>; Ma, XiangfeiX ; qemu-
>de...@nongnu.org
>Subject: Re: [PATCH] i386: Disable BTS and PEBS
On 18/7/2022 11:22 am, Zhenzhong Duan wrote:
Since below KVM commit, KVM hided BTS as it's not supported yet.
b9181c8ef356 ("KVM: x86/pmu: Avoid exposing Intel BTS feature")
After below KVM commit, it gave control of MSR_IA32_MISC_ENABLES to userspace.
9fc222967a39 ("KVM: x86: Give host
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