From c93a4dfb31f2c023da3ad1238c352452f2cc0e05 Mon Sep 17 00:00:00 2001
From: Ian Campbell <ian.campbell@citrix.com>
Date: Mon, 23 Aug 2010 11:59:28 +0100
Subject: xen: pvhvm: allow user to request no emulated device unplug

this allows the user to disable pvhvm and revert to emulated devices
in case of a system misconfiguration (e.g. initramfs with only
emulated drivers in it).

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Acked-by: Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
---
 include/xen/platform_pci.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/xen')

diff --git a/include/xen/platform_pci.h b/include/xen/platform_pci.h
index ce9d671c636..123b7752fa6 100644
--- a/include/xen/platform_pci.h
+++ b/include/xen/platform_pci.h
@@ -21,6 +21,7 @@
 #define XEN_UNPLUG_AUX_IDE_DISKS 4
 #define XEN_UNPLUG_ALL 7
 #define XEN_UNPLUG_IGNORE 8
+#define XEN_UNPLUG_NEVER 16
 
 static inline int xen_must_unplug_nics(void) {
 #if (defined(CONFIG_XEN_NETDEV_FRONTEND) || \
-- 
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