linux-kernel - Re: [PATCH v4 0/3] arch/x86: Enable MPK feature on AMD

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Date:   Wed, 13 May 2020 17:35:09 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Babu Moger <babu.moger@....com>, corbet@....net,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, hpa@...or.com,
        sean.j.christopherson@...el.com
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Subject: Re: [PATCH v4 0/3] arch/x86: Enable MPK feature on AMD

On 13/05/20 01:58, Babu Moger wrote:
> AMD's next generation of EPYC processors support the MPK (Memory
> Protection Keys) feature.
> 
> This series enables the feature on AMD and updates config parameters
> and documentation to reflect the MPK support on x86 platforms.
> 
> AMD documentation for MPK feature is available at "AMD64 Architecture
> Programmer’s Manual Volume 2: System Programming, Pub. 24593 Rev. 3.34,
> Section 5.6.6 Memory Protection Keys (MPK) Bit".
> 
> The documentation can be obtained at the link below:
> https://bugzilla.kernel.org/show_bug.cgi?id=206537

I'm queuing patches 2 and 3, since they are do not need any support in
common code.

Paolo