From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wei Liu <wei.liu2@citrix.com>
Subject: Re: [PATCH v4 4/5] vscsiif.h: add some notes about
 xenstore layout
Date: Tue, 5 May 2015 14:59:32 +0100
Message-ID: <20150505135931.GF1455@zion.uk.xensource.com>
References: <1429259460-30491-1-git-send-email-olaf@aepfle.de>
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To: Olaf Hering <olaf@aepfle.de>
Cc: Keir Fraser <keir@xen.org>, Ian Campbell <ian.campbell@citrix.com>, Tim Deegan <tim@xen.org>, Ian Jackson <ian.jackson@eu.citrix.com>, xen-devel@lists.xen.org, Jan Beulich <jbeulich@suse.com>, wei.liu2@citrix.com
List-Id: xen-devel@lists.xenproject.org

On Fri, Apr 17, 2015 at 08:30:59AM +0000, Olaf Hering wrote:
> Signed-off-by: Olaf Hering <olaf@aepfle.de>
> Cc: Ian Campbell <ian.campbell@citrix.com>
> Cc: Ian Jackson <ian.jackson@eu.citrix.com>
> Cc: Jan Beulich <jbeulich@suse.com>
> Cc: Keir Fraser <keir@xen.org>
> Cc: Tim Deegan <tim@xen.org>
> ---
>  xen/include/public/io/vscsiif.h | 68 +++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 68 insertions(+)
> 
> diff --git a/xen/include/public/io/vscsiif.h b/xen/include/public/io/vscsiif.h
> index e8e38a9..6aaba22 100644
> --- a/xen/include/public/io/vscsiif.h
> +++ b/xen/include/public/io/vscsiif.h
> @@ -104,6 +104,74 @@
>   *      response structures.
>   */
>  
> +/*
> + * Xenstore format in practice
> + * ===========================
> + * 
> + * The backend driver uses a single_host:many_devices notation to manage domU
> + * devices. Everything is stored in /local/domain/0/backend/vscsi/. The

Don't assume backend domid to be 0.

Wei.