Got it, thanks a lot.

2017-03-29 15:50 GMT+08:00 Martin Polednik <mpoled...@redhat.com>:
> On 29/03/17 14:28 +0800, yimao wrote:
>>
>> Thank you very much.
>> I don't have quadro k2200, but I tried amd firepro s7150 again. There
>> is no code 43 error. But when I reboot the vm, the remote-viewer's
>> screen get displaying the "Starting Windows" splash screen, no matter
>> using spice or vnc protocol.
>> I tried to use nx protocl, I found the vm boot up all right  and gpu
>> passthrough is successful.
>> What is the right way to connect to the gpu passthrough's vm? Are
>> there any other cards working fine, for example cards in quadro
>> series.
>
>
> One of ways to connect to the VM is using the physical port on the
> GPU. If you want it just for acceleration, use spice and disable the
> second monitor (in Windows' device manager) or set up screen
> mirroring.
>
> Quadro K2200 and higher, Tesla, Grid... pretty much all those
> "professional" cards *should* work. I believe it's similar with the
> AMD.
>
>
>> Best Regards
>>
>>
>>
>> 2017-03-28 16:48 GMT+08:00 Martin Polednik <mpoled...@redhat.com>:
>>>
>>> On 28/03/17 16:22 +0800, yimao wrote:
>>>>
>>>>
>>>> Thanks for your suggestions, I have tried that but problems still
>>>> exist. Yes, I used Nvidia GTX 750Ti.
>>>>
>>>> I found the qemu's arguments have changed.
>>>>
>>>>    7210 ?        SLl    0:31 /usr/libexec/qemu-kvm -name
>>>> guest=win7_1,debug-threads=on -S -object
>>>>
>>>>
>>>> secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-16-win7_1/master-key.aes
>>>> -machine pc-i440fx-rhel7.3.0,accel=kvm,usb=off -cpu
>>>>
>>>>
>>>> Broadwell,+rtm,+hle,hv_time,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff,hv_vendor_id=whatever,kvm=off
>>>> -m size=1048576k,slots=16,maxmem=4194304k -realtime mlock=off -smp
>>>> 1,maxcpus=16,sockets=16,cores=1,threads=1 -numa
>>>> node,nodeid=0,cpus=0,mem=1024 -uuid
>>>> 1fba3bd6-0659-4463-92ea-8efa43411082 -smbios
>>>> type=1,manufacturer=oVirt,product=oVirt
>>>>
>>>>
>>>> Node,version=7-3.1611.el7.centos,serial=031B021C-040D-050E-D806-900700080009,uuid=1fba3bd6-0659-4463-92ea-8efa43411082
>>>> -no-user-config -nodefaults -chardev
>>>>
>>>>
>>>> socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-16-win7_1/monitor.sock,server,nowait
>>>> -mon chardev=charmonitor,id=monitor,mode=control -rtc
>>>> base=2017-03-28T08:54:41,driftfix=slew -global
>>>> kvm-pit.lost_tick_policy=discard -no-hpet -no-shutdown -boot strict=on
>>>> -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -device
>>>> virtio-scsi-pci,id=scsi0,bus=pci.0,addr=0x8 -device
>>>> virtio-serial-pci,id=virtio-serial0,max_ports=16,bus=pci.0,addr=0x4
>>>> -drive if=none,id=drive-ide0-1-0,readonly=on -device
>>>> ide-cd,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0 -drive
>>>>
>>>>
>>>> file=/rhev/data-center/00000001-0001-0001-0001-000000000311/c053a0c0-45ad-4f7a-b9ce-c1ac90c900d4/images/082d4d4c-3aae-4369-9cbb-e6a7b31c3204/63da97f3-7b1f-406b-905f-b12eeb96d55f,format=raw,if=none,id=drive-scsi0-0-0-0,serial=082d4d4c-3aae-4369-9cbb-e6a7b31c3204,cache=none,werror=stop,rerror=stop,aio=threads
>>>> -device
>>>>
>>>> scsi-hd,bus=scsi0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0-0-0-0,id=scsi0-0-0-0,bootindex=1
>>>> -netdev tap,fd=33,id=hostnet0,vhost=on,vhostfd=35 -device
>>>>
>>>>
>>>> virtio-net-pci,netdev=hostnet0,id=net0,mac=00:1a:4a:16:01:51,bus=pci.0,addr=0x3
>>>> -chardev
>>>>
>>>> socket,id=charchannel0,path=/var/lib/libvirt/qemu/channels/1fba3bd6-0659-4463-92ea-8efa43411082.com.redhat.rhevm.vdsm,server,nowait
>>>> -device
>>>>
>>>> virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=com.redhat.rhevm.vdsm
>>>> -chardev
>>>>
>>>> socket,id=charchannel1,path=/var/lib/libvirt/qemu/channels/1fba3bd6-0659-4463-92ea-8efa43411082.org.qemu.guest_agent.0,server,nowait
>>>> -device
>>>>
>>>> virtserialport,bus=virtio-serial0.0,nr=2,chardev=charchannel1,id=channel1,name=org.qemu.guest_agent.0
>>>> -device usb-tablet,id=input0,bus=usb.0,port=1 -vnc
>>>> 192.168.120.235:0,password -k en-us -device
>>>>
>>>>
>>>> qxl-vga,id=video0,ram_size=67108864,vram_size=8388608,vram64_size_mb=0,vgamem_mb=16,bus=pci.0,addr=0x2
>>>> -device vfio-pci,host=01:00.0,id=hostdev0,bus=pci.0,addr=0x6 -device
>>>> vfio-pci,host=01:00.1,id=hostdev1,bus=pci.0,addr=0x7 -device
>>>> virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5 -object
>>>> rng-random,id=objrng0,filename=/dev/urandom -device
>>>> virtio-rng-pci,rng=objrng0,id=rng0,bus=pci.0,addr=0x9 -msg
>>>> timestamp=on
>>>>
>>>> Does ovirt use vga passthrough or gpu passthrough? Should I install EDK2
>>>> OVMF?
>>>
>>>
>>>
>>> It uses secondary GPU passthrough; the VGA is still occupied by the
>>> spice QXL. No OVMF necessary at all.
>>>
>>> That being said, if you still have the problem, I'd try to maybe work
>>> with the hook to also disable hyperv and whatever you find around the
>>> internet. It looks like everyone's card needs something different. To
>>> be on the safe side, quadro k2200 seem to work fine.
>>>
>>>
>>>> Thanks in advance.
>>>>
>>>> 2017-03-28 15:17 GMT+08:00 Martin Polednik <mpoled...@redhat.com>:
>>>>>
>>>>>
>>>>> On 28/03/17 02:12 +0800, yimao wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I'm trying to passthrough gpu card to windows 7 guest, but I got the
>>>>>> error code 43.
>>>>>> I use ovirt node: ovirt-node-ng-installer-ovirt-4.1-2017032304.iso and
>>>>>> ovirt-engine-appliance-4.1-20170322.1.el7.centos.noarch.rpm
>>>>>> I have added  options "intel_iommu=on rdblacklist=nouveau
>>>>>> pci-stub.ids=10de:1380,10de:0fbc" to the grub.conf and attached these
>>>>>> devices to the guest. After I have installed the gpu's driver, I got
>>>>>> the error code 43.
>>>>>> Did I miss something? Any pointers or suggestions would be greatly
>>>>>> appreciated.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> You are most likely using consumer grade GPU that errors out in
>>>>> Windows if it's running under virtualized environment. You could try
>>>>> using the following hook (make sure it's in
>>>>> /usr/libexec/vdsm/hooks/before_vm_start and it's executable bit is set
>>>>> (chmod +x ...)).
>>>>>
>>>>> Just copy paste the following block to a bash and try to start the VM
>>>>> again.
>>>>>
>>>>> cd /usr/libexec/vdsm/hooks/before_vm_start
>>>>> cat << EOF >> 99_mask_kvm
>>>>> #!/usr/bin/python2
>>>>>
>>>>> import hooking
>>>>> domxml = hooking.read_domxml()
>>>>>
>>>>> hyperv = domxml.getElementsByTagName('hyperv')[0]
>>>>> smm = domxml.createElement('vendor_id')
>>>>> smm.setAttribute('state', 'on')
>>>>> smm.setAttribute('value', 'whatever')
>>>>> hyperv.appendChild(smm)
>>>>>
>>>>> features = domxml.getElementsByTagName('features')[0]
>>>>> kvm = domxml.createElement('kvm')
>>>>> hidden = domxml.createElement('hidden')
>>>>> hidden.setAttribute('state', 'on')
>>>>> kvm.appendChild(hidden)
>>>>> features.appendChild(kvm)
>>>>>
>>>>> hooking.write_domxml(domxml)
>>>>> EOF
>>>>> chmod +x 99_mask_kvm
>>>>>
>>>>>
>>>>>
>>>>>> Thanks in advance.
>>>>>> Yiimao Yang.
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