linux-kernel - Re: [PATCH] x86/intel_rdt: use rdmsr_safe() to workaround AWS host issue

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Message-ID: <87bm4qoww4.fsf@vitty.brq.redhat.com>
Date:   Wed, 09 Jan 2019 13:09:31 +0100
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     Borislav Petkov <bp@...en8.de>,
        Reinette Chatre <reinette.chatre@...el.com>
Cc:     Babu Moger <Babu.Moger@....com>, x86@...nel.org,
        linux-kernel@...r.kernel.org, Fenghua Yu <fenghua.yu@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Jan H. Schönherr <jschoenh@...zon.de>,
        David Duncan <davdunc@...zon.com>
Subject: Re: [PATCH] x86/intel_rdt: use rdmsr_safe() to workaround AWS host issue

Borislav Petkov <bp@...en8.de> writes:

> So, assuming RDT is not going to be supported in a guest

Hm, why is that? In theory, hypervisors can pass through or emulate the
required MSRs...

-- 
Vitaly