From: Roger Pau Monne <roger.pau@citrix.com>
Date: Fri, 3 May 2013 11:23:03 +0000 (+0200)
Subject: libxl: don't write physical-device node for driver domain disks
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~6890
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22Dat/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22Dat?a=commitdiff_plain;h=f0499a0c256a248155d3edb0069fad16a738f473;p=xen.git

libxl: don't write physical-device node for driver domain disks

This will be handled by the driver domain itself, since the toolstack
does not have access to the physical device because it is in a
different domain.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
---

diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index 87bda724bf..bc91fd5abf 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -2104,7 +2104,8 @@ static void device_disk_add(libxl__egc *egc, uint32_t domid,
                  * responsible for this since the block device may not
                  * exist yet.
                  */
-                if (!disk->script) {
+                if (!disk->script &&
+                    disk->backend_domid == LIBXL_TOOLSTACK_DOMID) {
                     int major, minor;
                     libxl__device_physdisk_major_minor(dev, &major, &minor);
                     flexarray_append_pair(back, "physical-device",