[Xen-changelog] [xen-unstable] libxl: only write "disable_pf" key to xenstore when it makes sense

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1328027678 0
# Node ID 61ac1bf881ea15bdafe1b1b43911286cca5d48c8
# Parent  05310d1a73ed310e3c0c18f9829a4356a40f8cb6
libxl: only write "disable_pf" key to xenstore when it makes sense

This key is only used by the traditional qemu-dm when servicing an HVM domain.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Committed-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
---


diff -r 05310d1a73ed -r 61ac1bf881ea tools/libxl/libxl_dm.c
--- a/tools/libxl/libxl_dm.c    Tue Jan 31 16:34:38 2012 +0000
+++ b/tools/libxl/libxl_dm.c    Tue Jan 31 16:34:38 2012 +0000
@@ -929,8 +929,12 @@
 
     path = libxl__sprintf(gc, "/local/domain/0/device-model/%d", domid);
     xs_mkdir(ctx->xsh, XBT_NULL, path);
-    libxl__xs_write(gc, XBT_NULL, libxl__sprintf(gc, "%s/disable_pf", path),
-                    "%d", !b_info->u.hvm.xen_platform_pci);
+
+    if (b_info->type == LIBXL_DOMAIN_TYPE_HVM &&
+        b_info->device_model_version
+        == LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN_TRADITIONAL)
+        libxl__xs_write(gc, XBT_NULL, libxl__sprintf(gc, "%s/disable_pf", 
path),
+                        "%d", !b_info->u.hvm.xen_platform_pci);
 
     libxl_create_logfile(ctx,
                          libxl__sprintf(gc, "qemu-dm-%s", c_info->name),

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