linux-kernel - Re: State Component 18 and Palette 1 (Re: [PATCH 16/19] kvm: x86: Introduce KVM_{G|S}ET

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Message-ID: <a17363b8-41d7-af74-f66f-362bfc2c6c9e@redhat.com>
Date:   Wed, 22 Dec 2021 15:44:27 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     "Nakajima, Jun" <jun.nakajima@...el.com>
Cc:     "Zhong, Yang" <yang.zhong@...el.com>,
        "x86@...nel.org" <x86@...nel.org>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "bp@...en8.de" <bp@...en8.de>,
        "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
        "Christopherson,, Sean" <seanjc@...gle.com>,
        "Tian, Kevin" <kevin.tian@...el.com>,
        "jing2.liu@...ux.intel.com" <jing2.liu@...ux.intel.com>,
        "Liu, Jing2" <jing2.liu@...el.com>
Subject: Re: State Component 18 and Palette 1 (Re: [PATCH 16/19] kvm: x86:
 Introduce KVM_{G|S}ET_XSAVE2 ioctl)

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 palettes 
can be chosen by LDTILECFG?

Thanks,

Paolo