linux-kernel - Re: [PATCH, RESEND] x86/pat: Simplifying the PAT programming protocol

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Message-ID: <20240220132827.GAZdSo-1E6NOwxmMhs@fat_crate.local>
Date: Tue, 20 Feb 2024 14:28:27 +0100
From: Borislav Petkov <bp@...en8.de>
To: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Cc: Dave Hansen <dave.hansen@...ux.intel.com>,
	Andy Lutomirski <luto@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Isaku Yamahata <isaku.yamahata@...el.com>, x86@...nel.org,
	linux-kernel@...r.kernel.org, Juergen Gross <jgross@...e.com>
Subject: Re: [PATCH, RESEND] x86/pat: Simplifying the PAT programming protocol

On Tue, Feb 13, 2024 at 06:57:19PM +0200, Kirill A. Shutemov wrote:
> The new text follows with example of sequence that flushes TLB and
> caches. And it doesn't touch CR0.CD.

Ok, sounds like AMD is fine here. I'm going to take this one and see
what explodes. If something does, we can always remove it.

Thx.

-- 
Regards/Gruss,
    Boris.

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