From: Ian Jackson <ian.jackson@eu.citrix.com>
Date: Fri, 29 May 2009 14:03:17 +0000 (+0100)
Subject: Disable another remnant of PCI IO space multiplex, for stubdom
X-Git-Tag: xen-4.0.0-rc1~74
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=72f4654095e0ac1539749b628e98f5e1569c9801;p=qemu-xen-4.0-testing.git

Disable another remnant of PCI IO space multiplex, for stubdom

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
---

diff --git a/hw/pass-through.c b/hw/pass-through.c
index 314213a5..0960360d 100644
--- a/hw/pass-through.c
+++ b/hw/pass-through.c
@@ -3864,11 +3864,13 @@ static int pt_cmd_reg_restore(struct pt_dev *ptdev,
      */
     restorable_mask = reg->emu_mask & ~PCI_COMMAND_FAST_BACK;
     *value = PT_MERGE_VALUE(*value, dev_value, restorable_mask);
+#ifndef CONFIG_STUBDOM
     if ( pt_is_iomul(ptdev) ) {
         *value &= ~PCI_COMMAND_IO;
         if (ioctl(ptdev->fd, PCI_IOMUL_DISABLE_IO))
             PT_LOG("error: %s: %s\n", __func__, strerror(errno));
     }
+#endif
 
     if (!ptdev->machine_irq)
         *value |= PCI_COMMAND_DISABLE_INTx;