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Date:   Wed, 9 Jan 2019 13:14:45 +0100
From:   Borislav Petkov <>
To:     Vitaly Kuznetsov <>
Cc:     Reinette Chatre <>,
        Babu Moger <>,,, Fenghua Yu <>,
        Thomas Gleixner <>,
        Ingo Molnar <>,
        "H. Peter Anvin" <>,
        Jan H. Schönherr <>,
        David Duncan <>
Subject: Re: [PATCH] x86/intel_rdt: use rdmsr_safe() to workaround AWS host

On Wed, Jan 09, 2019 at 01:09:31PM +0100, Vitaly Kuznetsov wrote:
> Hm, why is that? In theory, hypervisors can pass through or emulate the
> required MSRs...

...and when the theory becomes reality we'll remove the check.


Good mailing practices for 400: avoid top-posting and trim the reply.

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