On 9/3/2016 3:18 AM, Paolo Bonzini wrote: > > > On 02/09/2016 20:33, Kirti Wankhede wrote: >> <Alex> We could even do: >>>> >>>> echo $UUID1:$GROUPA > create >>>> >>>> where $GROUPA is the group ID of a previously created mdev device into >>>> which $UUID1 is to be created and added to the same group. >> </Alex> > > From the point of view of libvirt, I think I prefer Alex's idea. > <group> could be an additional element in the nodedev-create XML: > > <device> > <name>my-vgpu</name> > <parent>pci_0000_86_00_0</parent> > <capability type='mdev'> > <type id='11'/> > <uuid>0695d332-7831-493f-9e71-1c85c8911a08</uuid> > <group>group1</group> > </capability> > </device> > > (should group also be a UUID?) > No, this should be a unique number in a system, similar to iommu_group. > Since John brought up the topic of minimal XML, in this case it will be > like this: > > <device> > <name>my-vgpu</name> > <parent>pci_0000_86_00_0</parent> > <capability type='mdev'> > <type id='11'/> > </capability> > </device> > > The uuid will be autogenerated by libvirt and if there's no <group> (as > is common for VMs with only 1 vGPU) it will be a single-device group. > Right. Kirti. > Thanks, > > Paolo > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
