Re: [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum

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To: "Huang, Kai" <kai.huang@xxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>
Subject: Re: [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum
From: Dave Hansen <dave.hansen@xxxxxxxxx>
Date: Tue, 20 Jun 2023 08:44:48 -0700
Cc: "Luck, Tony" <tony.luck@xxxxxxxxx>, "david@xxxxxxxxxx" <david@xxxxxxxxxx>, "bagasdotme@xxxxxxxxx" <bagasdotme@xxxxxxxxx>, "ak@xxxxxxxxxxxxxxx" <ak@xxxxxxxxxxxxxxx>, "Wysocki, Rafael J" <rafael.j.wysocki@xxxxxxxxx>, "kirill.shutemov@xxxxxxxxxxxxxxx" <kirill.shutemov@xxxxxxxxxxxxxxx>, "Chatre, Reinette" <reinette.chatre@xxxxxxxxx>, "Christopherson,, Sean" <seanjc@xxxxxxxxxx>, "pbonzini@xxxxxxxxxx" <pbonzini@xxxxxxxxxx>, "tglx@xxxxxxxxxxxxx" <tglx@xxxxxxxxxxxxx>, "Yamahata, Isaku" <isaku.yamahata@xxxxxxxxx>, "linux-mm@xxxxxxxxx" <linux-mm@xxxxxxxxx>, "Shahar, Sagi" <sagis@xxxxxxxxxx>, "peterz@xxxxxxxxxxxxx" <peterz@xxxxxxxxxxxxx>, "imammedo@xxxxxxxxxx" <imammedo@xxxxxxxxxx>, "Gao, Chao" <chao.gao@xxxxxxxxx>, "Brown, Len" <len.brown@xxxxxxxxx>, "sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx" <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>, "Huang, Ying" <ying.huang@xxxxxxxxx>, "Williams, Dan J" <dan.j.williams@xxxxxxxxx>
In-reply-to: <15a06a50557335e0bbdb5edf228de6f8acb13513.camel@intel.com>
References: <cover.1685887183.git.kai.huang@intel.com> <86f2a8814240f4bbe850f6a09fc9d0b934979d1b.1685887183.git.kai.huang@intel.com> <bf797bc6-e264-02b0-12ee-c2ebf7c92d22@intel.com> <9cb242a0f5a6638770753b24ebd09e09ca047766.camel@intel.com> <15a06a50557335e0bbdb5edf228de6f8acb13513.camel@intel.com>
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On 6/19/23 04:37, Huang, Kai wrote:
> Please let me know for any comments?

Can you please go look at where most of the X86_BUG_* bits are set?  Can
you set yours near one of the existing sites instead of plopping a new
one into the code?

Follow-Ups:
- Re: [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum
  - From: Huang, Kai

References:
- [PATCH v11 00/20] TDX host kernel support
  - From: Kai Huang
- [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum
  - From: Kai Huang
- Re: [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum
  - From: Dave Hansen
- Re: [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum
  - From: Huang, Kai
- Re: [PATCH v11 04/20] x86/cpu: Detect TDX partial write machine check erratum
  - From: Huang, Kai

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