Re: State Component 18 and Palette 1 (Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl)

Subject: Re: State Component 18 and Palette 1 (Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl)
From: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Date: Wed, 22 Dec 2021 15:44:27 +0100
Cc: "Zhong, Yang" <yang.zhong@xxxxxxxxx>, "x86@xxxxxxxxxx" <x86@xxxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "tglx@xxxxxxxxxxxxx" <tglx@xxxxxxxxxxxxx>, "mingo@xxxxxxxxxx" <mingo@xxxxxxxxxx>, "bp@xxxxxxxxx" <bp@xxxxxxxxx>, "dave.hansen@xxxxxxxxxxxxxxx" <dave.hansen@xxxxxxxxxxxxxxx>, "Christopherson,, Sean" <seanjc@xxxxxxxxxx>, "Tian, Kevin" <kevin.tian@xxxxxxxxx>, "jing2.liu@xxxxxxxxxxxxxxx" <jing2.liu@xxxxxxxxxxxxxxx>, "Liu, Jing2" <jing2.liu@xxxxxxxxx>
In-reply-to: <24CFD156-5093-4833-8516-526A90FF350E@intel.com>
References: <20211208000359.2853257-1-yang.zhong@intel.com> <20211208000359.2853257-17-yang.zhong@intel.com> <d16aab21-0f81-f758-a61e-5919f223be78@redhat.com> <26ea7039-3186-c23f-daba-d039bb8d6f48@redhat.com> <24CFD156-5093-4833-8516-526A90FF350E@intel.com>
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On 12/20/21 18:54, Nakajima, Jun wrote:

Hi Paolo,

I would like to confirm that the state component 18 will remain 8KB and palette 1 will remain the same.

Great! Can you also confirm that XCR0 bits will control which palettescan be chosen by LDTILECFG?


Thanks,

Paolo

Follow-Ups:
- Re: State Component 18 and Palette 1 (Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl)
  - From: Nakajima, Jun

References:
- [PATCH 00/19] AMX Support in KVM
  - From: Yang Zhong
- [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl
  - From: Yang Zhong
- Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl
  - From: Paolo Bonzini
- Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl
  - From: Paolo Bonzini
- State Component 18 and Palette 1 (Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET_XSAVE2 ioctl)
  - From: Nakajima, Jun