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Date:   Tue, 28 Nov 2017 10:07:02 +0000
From:   Roger Pau =?iso-8859-1?Q?Monn=E9?= <roger.pau@citrix.com>
To:     Juergen Gross <jgross@suse.com>
CC:     <linux-kernel@vger.kernel.org>, <xen-devel@lists.xenproject.org>,
        <x86@kernel.org>, <corbet@lwn.net>, <rjw@rjwysocki.net>,
        <linux-acpi@vger.kernel.org>, <mingo@redhat.com>, <hpa@zytor.com>,
        <boris.ostrovsky@oracle.com>, <tglx@linutronix.de>,
        <lenb@kernel.org>
Subject: Re: [Xen-devel] [PATCH 1/3] x86/boot: add acpi rsdp address to
 setup_header
Message-ID: <20171128100702.ruegydc6grrbxuvc@MacBook-Pro-de-Roger.local>
References: <20171128094400.25955-1-jgross@suse.com>
 <20171128094400.25955-2-jgross@suse.com>
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On Tue, Nov 28, 2017 at 10:43:58AM +0100, Juergen Gross wrote:
> Xen PVH guests receive the address of the RSDP table from Xen. In order
> to support booting a Xen PVH guest via grub2 using the standard x86
> boot entry we need a way fro grub2 to pass the RSDP address to the
> kernel.
> 
> For this purpose expand the struct setup_header to hold the physical
> address of the RSDP address. Being zero means it isn't specified and
> has to be located the legacy way (searching through low memory or
> EBDA).
> 
> Signed-off-by: Juergen Gross <jgross@suse.com>

Reviewed-by: Roger Pau Monn� <roger.pau@citrix.com>

Thanks, Roger.

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