Re: [PATCH v2 05/12] x86/sme: Replace occurrences of sme_active() with prot_guest_has()

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To: Tom Lendacky <thomas.lendacky@xxxxxxx>
Subject: Re: [PATCH v2 05/12] x86/sme: Replace occurrences of sme_active() with prot_guest_has()
From: Borislav Petkov <bp@xxxxxxxxx>
Date: Tue, 17 Aug 2021 20:41:16 +0200
Cc: linux-kernel@xxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, linux-efi@xxxxxxxxxxxxxxx, platform-driver-x86@xxxxxxxxxxxxxxx, linux-graphics-maintainer@xxxxxxxxxx, amd-gfx@xxxxxxxxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, kexec@xxxxxxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, Brijesh Singh <brijesh.singh@xxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, Andi Kleen <ak@xxxxxxxxxxxxxxx>, Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>, Tianyu Lan <Tianyu.Lan@xxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Joerg Roedel <jroedel@xxxxxxx>
In-reply-to: <2996b1c8-1ea1-0e56-3aad-08b46fc207f0@amd.com>

On Tue, Aug 17, 2021 at 09:46:58AM -0500, Tom Lendacky wrote:
> I'm ok with letting the TDX folks make changes to these calls to be SME or
> SEV specific, if necessary, later.

Yap, exactly. Let's add the specific stuff only when really needed.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

References:
- [PATCH v2 00/12] Implement generic prot_guest_has() helper function
  - From: Tom Lendacky
- [PATCH v2 05/12] x86/sme: Replace occurrences of sme_active() with prot_guest_has()
  - From: Tom Lendacky
- Re: [PATCH v2 05/12] x86/sme: Replace occurrences of sme_active() with prot_guest_has()
  - From: Borislav Petkov
- Re: [PATCH v2 05/12] x86/sme: Replace occurrences of sme_active() with prot_guest_has()
  - From: Tom Lendacky

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