From mboxrd@z Thu Jan  1 00:00:00 1970
From: Yuji Shimada <shimada-yxb@necst.nec.co.jp>
Subject: [PATCH 2/2] ioemu: don't call xc_deassign_device().
Date: Fri, 24 Apr 2009 17:43:39 +0900
Message-ID: <20090424174238.B657.27C06F64@necst.nec.co.jp>
References: <C615ECDE.9492%keir.fraser@eu.citrix.com>
	<20090424173938.B651.27C06F64@necst.nec.co.jp>
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This patch modifies ioemu not to call xc_deassign_device()

Thanks,
--
Yuji Shimada


Signed-off-by: Yuji Shimada <shimada-yxb@necst.nec.co.jp>

diff --git a/hw/pass-through.c b/hw/pass-through.c
index 7bd2feb..6a53137 100644
--- a/hw/pass-through.c
+++ b/hw/pass-through.c
@@ -3972,13 +3972,6 @@ static int unregister_real_device(int slot)
     /* unregister real device's MMIO/PIO BARs */
     pt_unregister_regions(assigned_device);
 
-    /* deassign the dev to dom0 */
-    bdf |= (pci_dev->bus  & 0xff) << 16;
-    bdf |= (pci_dev->dev  & 0x1f) << 11;
-    bdf |= (pci_dev->func & 0x1f) << 8;
-    if ( (rc = xc_deassign_device(xc_handle, domid, bdf)) != 0)
-        PT_LOG("Error: Revoking the device failed! rc=%d\n", rc);
-
     /* mark this slot as free */
     php_dev->valid = 0;
     php_dev->pt_dev = NULL;