Re: [ovirt-users] hostusb with ovirt3.6
On 13 Nov 2015, at 13:21, Alexandr Krivulya
<shuriku(a)shurik.kiev.ua> wrote:
12.11.15 21:29, Alexandr Krivulya пишет:
> Hello,
> after upgrade to 3.6 virtual machine with hostusb vdsm hook attached cannot be
started:
there shouldn’t be a reason for a hook in 3.6, there’s a full support for usb passthrough
in UI.
though it shouldn’t break just by upgrade to 3.6…Martin?
>
> Thread-2194::ERROR::2015-11-12 21:21:16,527::vm::751::virt.vm::(_startUnderlyingVm)
vmId=`ec7cde24-ac17-453c-a0d3-1873993b80e1`::The vm start process failed
> Traceback (most recent call last):
> File "/usr/share/vdsm/virt/vm.py", line 695, in _startUnderlyingVm
> self._run()
> File "/usr/share/vdsm/virt/vm.py", line 1876, in _run
> self._domDependentInit()
> File "/usr/share/vdsm/virt/vm.py", line 1733, in _domDependentInit
> self._getUnderlyingVmDevicesInfo()
> File "/usr/share/vdsm/virt/vm.py", line 1682, in
_getUnderlyingVmDevicesInfo
> self._getUnderlyingHostDeviceInfo()
> File "/usr/share/vdsm/virt/vm.py", line 4106, in
_getUnderlyingHostDeviceInfo
> if device_type == 'usb':
> File "/usr/share/vdsm/virt/vm.py", line 4092, in
_getUnderlyingHostDeviceUSBInfo
> for dev in self.conf['devices']:
> UnboundLocalError: local variable 'device' referenced before assignment
> Thread-2194::INFO::2015-11-12 21:21:16,546::vm::1278::virt.vm::(setDownStatus)
vmId=`ec7cde24-ac17-453c-a0d3-1873993b80e1`::Changed state to Down: local variable
'device' referenced before assignment (code=1)
>
> Corresponding xml entry present in vm start config:
>
> <hostdev mode="subsystem"
type="usb"><source><vendor id="0x14a8"/><product
id="0x0001"/></source></hostdev></devices>
>
>
Dirty hack solves issue (I'm far away from python):
--- vm.py.orig 2015-11-13 14:14:37.152170286 +0200
+++ vm.py 2015-11-13 14:13:47.387855814 +0200
@@ -4103,7 +4103,7 @@
for x in self._domain.get_device_elements('hostdev'):
device_type = x.getAttribute('type')
if device_type == 'usb':
- self._getUnderlyingHostDeviceUSBInfo(x)
+# self._getUnderlyingHostDeviceUSBInfo(x)
continue
alias =
x.getElementsByTagName('alias')[0].getAttribute('name')
address = self._getUnderlyingDeviceAddress(x)
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