linux-kernel - Re: [PATCH v2 00/11] x86: xen cpuid() cleanup

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Message-ID: <984b9d1c-d822-643f-4004-d27e45a464c4@oracle.com>
Date:   Thu, 13 Apr 2017 09:39:47 -0400
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
        xen-devel@...ts.xenproject.org
Cc:     Alok Kataria <akataria@...are.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v2 00/11] x86: xen cpuid() cleanup

On 04/13/2017 06:11 AM, Juergen Gross wrote:
> Reduce special casing of xen_cpuid() by using cpu capabilities instead
> of faked cpuid nodes.
>
> This cleanup enables us remove the hypervisor specific set_cpu_features
> callback as the same effect can be reached via
> setup_[clear|force]_cpu_cap().
>
> Removing the rest faked nodes from xen_cpuid() requires some more work
> as the remaining cases (mwait leafs and extended topology info) have
> to be handled at the consumer sides of this information.

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>


-boris