linux-kernel - Re: [RFC PATCH v4 02/28] x86: Set the write-protect cache mode for full PAT support

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Message-ID: <389b298d-b73e-bd17-626b-974b3848232d@amd.com>
Date:   Fri, 17 Feb 2017 09:56:17 -0600
From:   Tom Lendacky <thomas.lendacky@....com>
To:     Borislav Petkov <bp@...en8.de>
CC:     <linux-arch@...r.kernel.org>, <linux-efi@...r.kernel.org>,
        <kvm@...r.kernel.org>, <linux-doc@...r.kernel.org>,
        <x86@...nel.org>, <linux-kernel@...r.kernel.org>,
        <kasan-dev@...glegroups.com>, <linux-mm@...ck.org>,
        <iommu@...ts.linux-foundation.org>, Rik van Riel <riel@...hat.com>,
        Radim Krčmář <rkrcmar@...hat.com>,
        Toshimitsu Kani <toshi.kani@....com>,
        Arnd Bergmann <arnd@...db.de>,
        Jonathan Corbet <corbet@....net>,
        Matt Fleming <matt@...eblueprint.co.uk>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Joerg Roedel <joro@...tes.org>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Brijesh Singh <brijesh.singh@....com>,
        Ingo Molnar <mingo@...hat.com>,
        Alexander Potapenko <glider@...gle.com>,
        Andy Lutomirski <luto@...nel.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Larry Woodman <lwoodman@...hat.com>,
        Dmitry Vyukov <dvyukov@...gle.com>
Subject: Re: [RFC PATCH v4 02/28] x86: Set the write-protect cache mode for
 full PAT support

On 2/17/2017 5:07 AM, Borislav Petkov wrote:
> On Thu, Feb 16, 2017 at 09:42:25AM -0600, Tom Lendacky wrote:
>> For processors that support PAT, set the write-protect cache mode
>> (_PAGE_CACHE_MODE_WP) entry to the actual write-protect value (x05).
>>
>> Acked-by: Borislav Petkov <bp@...e.de>
>> Signed-off-by: Tom Lendacky <thomas.lendacky@....com>
>
> Just a nit:
>
> Subject should have "x86/mm/pat: " prefix but that can be fixed when
> applying.

I'll go through the series and verify/fix the prefix for each patch.

Thanks,
Tom

>