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[Xen-devel] [PATCH] Prevent attachment of devices in dom0

from [john . levon]

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Subject:	[Xen-devel] [PATCH] Prevent attachment of devices in dom0
From:	john.levon@xxxxxxx
Date:	Thu, 14 Jun 2007 16:00:50 -0700
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# HG changeset patch
# User john.levon@xxxxxxx
# Date 1181861914 25200
# Node ID 7790a6395ed398fffb85ec8eef184d6c8c83b8c4
# Parent  1e09661173844517d8c7b73822d2067afed2d098
Prevent attachment of devices in dom0

Signed-off-by: Gary Pennington <gary.pennington@xxxxxxx>

diff --git a/tools/python/xen/xend/XendDomainInfo.py 
b/tools/python/xen/xend/XendDomainInfo.py
--- a/tools/python/xen/xend/XendDomainInfo.py
+++ b/tools/python/xen/xend/XendDomainInfo.py
@@ -497,6 +497,10 @@ class XendDomainInfo:
         @param dev_config: device configuration
         @type  dev_config: SXP object (parsed config)
         """
+
+        if self.domid == 0:
+            raise XendError('Devices cannot be attached to Domain 0')
+
         log.debug("XendDomainInfo.device_create: %s" % 
scrub_password(dev_config))
         dev_type = sxp.name(dev_config)
         dev_uuid = self.info.device_add(dev_type, cfg_sxp = dev_config)

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