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Date:   Wed, 13 May 2020 15:44:31 -0700
From:   Dave Hansen <dave.hansen@...el.com>
To:     Babu Moger <babu.moger@....com>, corbet@....net,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, hpa@...or.com,
        pbonzini@...hat.com, sean.j.christopherson@...el.com
Cc:     x86@...nel.org, vkuznets@...hat.com, wanpengli@...cent.com,
        jmattson@...gle.com, joro@...tes.org, dave.hansen@...ux.intel.com,
        luto@...nel.org, peterz@...radead.org, mchehab+samsung@...nel.org,
        changbin.du@...el.com, namit@...are.com, bigeasy@...utronix.de,
        yang.shi@...ux.alibaba.com, asteinhauser@...gle.com,
        anshuman.khandual@....com, jan.kiszka@...mens.com,
        akpm@...ux-foundation.org, steven.price@....com,
        rppt@...ux.vnet.ibm.com, peterx@...hat.com,
        dan.j.williams@...el.com, arjunroy@...gle.com, logang@...tatee.com,
        thellstrom@...are.com, aarcange@...hat.com, justin.he@....com,
        robin.murphy@....com, ira.weiny@...el.com, keescook@...omium.org,
        jgross@...e.com, andrew.cooper3@...rix.com,
        pawan.kumar.gupta@...ux.intel.com, fenghua.yu@...el.com,
        vineela.tummalapalli@...el.com, yamada.masahiro@...ionext.com,
        sam@...nborg.org, acme@...hat.com, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH v5] arch/x86: Update config and kernel doc for MPK feature
 on AMD

On 5/13/20 3:39 PM, Babu Moger wrote:
> AMD's next generation of EPYC processors support the MPK (Memory
> Protection Keys) feature.
> 
> Add a generic X86_MEMORY_PROTECTION_KEYS config shadowing
> X86_INTEL_MEMORY_PROTECTION_KEYS and update the kernel
> documentation.
> 
> No functional changes.

Thanks for making all those changes:

Reviewed-by: Dave Hansen <dave.hansen@...ux.intel.com>

BTW, I'd certainly classify the dependency change as a functional
change.  I usually save the "No functional changes" blurb for where
literally no effect should be noticeable.  The folks that don't set
CPU_SUP_INTEL will obviously see a functional change here!

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