From mboxrd@z Thu Jan  1 00:00:00 1970
From: Espen Skoglund <espen.skoglund@netronome.com>
Subject: [PATCH] Make new PCI device probe work with older
	hypervisors
Date: Mon, 7 Jul 2008 13:40:46 +0100
Message-ID: <18546.3791.24322.404685@gargle.gargle.HOWL>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Return-path: <xen-devel-bounces@lists.xensource.com>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: xen-devel@lists.xensource.com
List-Id: xen-devel@lists.xenproject.org

Be a bit more forgiving if hyervisor does not implement the
manage_pci_add hypercall.

Signed-off-by: Espen Skoglund <espen.skoglund@netronome.com>

--
diff -r bb937c2f7382 drivers/xen/core/pci.c
--- a/drivers/xen/core/pci.c	Fri Jul 04 17:55:07 2008 +0100
+++ b/drivers/xen/core/pci.c	Mon Jul 07 13:34:32 2008 +0100
@@ -19,7 +19,7 @@
 	manage_pci.devfn = pci_dev->devfn;
 
 	r = HYPERVISOR_physdev_op(PHYSDEVOP_manage_pci_add, &manage_pci);
-	if (r)
+	if (r && r != -ENOSYS)
 		return r;
 
 	r = pci_bus_probe(dev);