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Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support
From: |
John Ferlan |
Subject: |
Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support |
Date: |
Sat, 3 Sep 2016 07:57:22 -0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 |
>>> After creating the vGPU, if required by the host driver, all the other
>>> type ids would disappear from "virsh nodedev-dumpxml pci_0000_86_00_0" too.
>>
>> Not wanting to make assumptions, but this reads as if I create one type
>> 11 vGPU, then I can create no others on the host. Maybe I'm reading it
>> wrong - it's been a long week.
>
> Correct, at least for NVIDIA.
>
OK, but so what am I missing vis-a-vis the groups conversation? Sounds
like multiple vGPU's are being combined, but if only one can be created.
I think this is where I got confused while reading...
>> PCI devices have the "managed='yes|no'" attribute as well. That's what
>> determines whether the device is to be detached from the host or not.
>> That's been something very painful to manage for vfio and well libvirt!
>
> mdevs do not exist on the host (they do not have a driver on the host
> because they are not PCI devices) so they do need any management. At
> least I hope that's good news. :)
>
Laine was more eloquent than I on this...
John
- Re: [Qemu-devel] [PATCH v7 0/4] Add Mediated device support, (continued)
- Re: [Qemu-devel] [PATCH v7 0/4] Add Mediated device support, Tian, Kevin, 2016/09/07
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, John Ferlan, 2016/09/02
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Paolo Bonzini, 2016/09/02
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Laine Stump, 2016/09/02
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Kirti Wankhede, 2016/09/03
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Paolo Bonzini, 2016/09/05
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support,
John Ferlan <=
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Paolo Bonzini, 2016/09/05
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Laine Stump, 2016/09/02
- Re: [Qemu-devel] [libvirt] [PATCH v7 0/4] Add Mediated device support, Alex Williamson, 2016/09/02
Re: [Qemu-devel] [PATCH v7 0/4] Add Mediated device support, Kirti Wankhede, 2016/09/01