From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wei Liu <wei.liu2@citrix.com>
Subject: Re: [PATCH v3 23/32] libxc: allow creating domains
 without emulated devices.
Date: Tue, 28 Jul 2015 12:22:45 +0100
Message-ID: <20150728112245.GM5111@zion.uk.xensource.com>
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To: Roger Pau Monne <roger.pau@citrix.com>
Cc: xen-devel@lists.xenproject.org, Wei Liu <wei.liu2@citrix.com>, Ian Jackson <ian.jackson@eu.citrix.com>, Ian Campbell <ian.campbell@citrix.com>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>
List-Id: xen-devel@lists.xenproject.org

On Fri, Jul 03, 2015 at 01:35:01PM +0200, Roger Pau Monne wrote:
> Introduce a new flag in xc_dom_image that turns on and off the emulated
> devices. This prevents creating the VGA hole, the hvm_info page and the
> ioreq server pages. libxl unconditionally sets it to true for all HVM
> domains at the moment.
> =

> Signed-off-by: Roger Pau Monn=E9 <roger.pau@citrix.com>
> Cc: Ian Jackson <ian.jackson@eu.citrix.com>
> Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
> Cc: Ian Campbell <ian.campbell@citrix.com>
> Cc: Wei Liu <wei.liu2@citrix.com>
> ---
>  tools/libxc/include/xc_dom.h |  1 +
>  tools/libxc/xc_dom_x86.c     | 71 +++++++++++++++++++++++++-------------=
------
>  tools/libxl/libxl_dom.c      |  1 +
>  3 files changed, 42 insertions(+), 31 deletions(-)
> =

> diff --git a/tools/libxc/include/xc_dom.h b/tools/libxc/include/xc_dom.h
> index 68b052c..7086f6e 100644
> --- a/tools/libxc/include/xc_dom.h
> +++ b/tools/libxc/include/xc_dom.h
> @@ -194,6 +194,7 @@ struct xc_dom_image {
>      xen_pfn_t mmio_size;
>      xen_pfn_t lowmem_end;
>      xen_pfn_t highmem_end;
> +    bool emulation;
>  =


Can you document what this flag enables / disables?

Wei.