[Xen-bugs] [Bug 1533] New: [VT-d] Can not assgin two devices to one guest together

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1533

           Summary: [VT-d] Can not assgin two devices to one guest together
           Product: Xen
           Version: unstable
          Platform: All
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Tools
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: jiajun.xu@xxxxxxxxx


Environment:
------------
Service Arch (ia32/ia32e/IA64): ia32-pae
Guest Arch (ia32/ia32e/IA64): ia32-pae
Guest OS Type (Linux/Windows): Linux
Change Set: 20382
Hardware: Nehalem-HEDT
Other:
xen-changeset:   20382:c1f2b68b6dca

pvops git:
commit aa218d939df218dd0fd2a87dcfdf18f3105f44de
Merge: 9cf89da... 67191ef...
Author: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>

ioemu git:
commit b4bb8b3f09d1c873f522f6aebe1f125a6d1854d0
Author: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Date:   Wed Oct 21 16:42:15 2009 +0100


Bug detailed description:
--------------------------
With latest commit, we can not assign two devices to one guest together. Guest
can not create with error raising in xend.

#######
[2009-11-02 18:07:07 12267] DEBUG (pciif:460) pci: register aer watch
/local/domain/0/backend/pci/106/0/aerState
[2009-11-02 18:07:07 12267] ERROR (XendDomainInfo:2727)
XendDomainInfo.initDomain: exception occurred
Traceback (most recent call last):
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2719, in _initDomain
    self._createDevices()
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2290, in _createDevices
    self.pci_device_configure_boot()
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 622,
in pci_device_configure_boot
    self.pci_device_configure(dev_sxp)
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 912,
in pci_device_configure
    self.device_create(dev_sxp)
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 824,
in device_create
    raise ex
VmError: Device 0 (pci) is already connected.
[2009-11-02 18:07:07 12267] ERROR (XendDomainInfo:468) VM start failed
Traceback (most recent call last):
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line 454,
in start
    XendTask.log_progress(31, 60, self._initDomain)
  File "/usr/lib/python2.4/site-packages/xen/xend/XendTask.py", line 209, in
log_progress
    retval = func(*args, **kwds)
  File "/usr/lib/python2.4/site-packages/xen/xend/XendDomainInfo.py", line
2730, in _initDomain
    raise exn
#######


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