linux-kernel - Re: [PATCH 1/3] x86: provide an init_mem

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Date:   Tue, 25 Jul 2017 10:09:25 -0400
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
        xen-devel@...ts.xenproject.org, x86@...nel.org
Cc:     hpa@...or.com, tglx@...utronix.de, mingo@...hat.com
Subject: Re: [PATCH 1/3] x86: provide an init_mem_mapping hypervisor hook

On 07/25/2017 05:50 AM, Juergen Gross wrote:
> Provide a hook in hypervisor_x86 called after setting up initial
> memory mapping.
>
> This is needed e.g. by Xen HVM guests to map the hypervisor shared
> info page.

This is not necessarily a problem specific to guests so I wonder whether
the hook should be part of x86_platform_ops or some other x86 structure.

-boris