I actually have 2 nics and 1 lan nic and I pass one of them to windows and use the other for host, its pretty easy in virtmanager especially if they are in their own groups.
On Sep 14, 2017 3:11 PM, "Allen Dial" <ad...@mac.com> wrote: > Hi VFIO-Users, > > I have 2 of 3 2 port NICs that I would like to passthrough to guest vms > but am not sure how best to go about it as 1, they get divided up (not the > biggest issue other than I don't know how I will tell which one is which > physically out the back of the machine) but more importantly they each get > grouped with pci bridges in their iommu groups. > > Is it possible to pass 4 of the interfaces to vms and keep 2 of them for > the host? > > Below is some hopefully helpful information from the terminal: > > group 39 > /sys/kernel/iommu_groups/39/devices/0000:42:02.0 > 42:02.0 PCI bridge: Integrated Device Technology, Inc. [IDT] PES24T3G2 PCI > Express Gen2 Switch (rev 02) > /sys/kernel/iommu_groups/39/devices/0000:43:00.0 > 43:00.0 Ethernet controller: MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev > 01) > > group 40 > /sys/kernel/iommu_groups/40/devices/0000:42:04.0 > 42:04.0 PCI bridge: Integrated Device Technology, Inc. [IDT] PES24T3G2 PCI > Express Gen2 Switch (rev 02) > /sys/kernel/iommu_groups/40/devices/0000:44:00.0 > 44:00.0 Ethernet controller: MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev > 01) > > group 42 > /sys/kernel/iommu_groups/42/devices/0000:47:02.0 > 47:02.0 PCI bridge: Integrated Device Technology, Inc. [IDT] PES24T3G2 PCI > Express Gen2 Switch (rev 02) > /sys/kernel/iommu_groups/42/devices/0000:48:00.0 > 48:00.0 Ethernet controller: MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev > 01) > > group 43 > /sys/kernel/iommu_groups/43/devices/0000:47:04.0 > 47:04.0 PCI bridge: Integrated Device Technology, Inc. [IDT] PES24T3G2 PCI > Express Gen2 Switch (rev 02) > /sys/kernel/iommu_groups/43/devices/0000:49:00.0 > 49:00.0 Ethernet controller: MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev > 01) > > group 45 > /sys/kernel/iommu_groups/45/devices/0000:4b:02.0 > 4b:02.0 PCI bridge: Integrated Device Technology, Inc. [IDT] PES24T3G2 PCI > Express Gen2 Switch (rev 02) > /sys/kernel/iommu_groups/45/devices/0000:4c:00.0 > 4c:00.0 Ethernet controller: MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev > 01) > > group 46 > /sys/kernel/iommu_groups/46/devices/0000:4b:04.0 > 4b:04.0 PCI bridge: Integrated Device Technology, Inc. [IDT] PES24T3G2 PCI > Express Gen2 Switch (rev 02) > /sys/kernel/iommu_groups/46/devices/0000:4d:00.0 > 4d:00.0 Ethernet controller: MYRICOM Inc. Myri-10G Dual-Protocol NIC (rev > 01) > > Thank you, > > Allen > > > _______________________________________________ > vfio-users mailing list > vfio-users@redhat.com > https://www.redhat.com/mailman/listinfo/vfio-users > >
_______________________________________________ vfio-users mailing list vfio-users@redhat.com https://www.redhat.com/mailman/listinfo/vfio-users
