From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: [PATCH] blkif.h: document physical-device node Date: Tue, 7 Jul 2015 16:48:52 +0100 Message-ID: <1436284132-2519-1-git-send-email-wei.liu2@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1ZCV7G-000064-KV for xen-devel@lists.xenproject.org; Tue, 07 Jul 2015 15:49:02 +0000 List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Xen-devel Cc: Wei Liu , Ian Campbell , George Dunlap , Ian Jackson , David Vrabel , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org This node is used by toolstack (libxl, hotplug script) and blkback. Signed-off-by: Wei Liu --- Cc: Ian Campbell Cc: Ian Jackson Cc: Roger Pau Monne Cc: David Vrabel Cc: Konrad Rzeszutek Wilk Cc: George Dunlap I notice this when I was looking at George's patch series to fix hotplug scripts. If anyone has better idea how we can document this feel free to provide alternative. --- xen/include/public/io/blkif.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/xen/include/public/io/blkif.h b/xen/include/public/io/blkif.h index 6baf7fb..8f0f9a6 100644 --- a/xen/include/public/io/blkif.h +++ b/xen/include/public/io/blkif.h @@ -92,6 +92,12 @@ * backend driver to open the backing device. (e.g. the path to the * file or block device representing the backing store.) * + * physical-device + * Values: "MAJOR:MINOR" + * + * MAJOR and MINOR are the major number and minor number of the + * backing device respectively. + * * type * Values: "file", "phy", "tap" * -- 1.9.1