[PVE-User] Network Interface Card Passthroug

[Geert Stappers]

On Fri, Mar 02, 2018 at 02:06:37PM -0300, Gilberto Nunes wrote:
> Subject: Re: [PVE-User] Network Interface Card Passthroug

Subject describes what is wanted

> pve02:~# cat /proc/cmdline
> BOOT_IMAGE=/boot/vmlinuz-4.13.13-6-pve root=/dev/mapper/pve-root ro quiet intel_iommu=on,iommu=pt,igfx_off,pass-through pci-stub.ids=dd01:0003

Setup at "host" side.


> pve02:~# cat /etc/pve/qemu-server/100.conf
> boot: dcn
> bootdisk: scsi0
> cores: 1
> machine: q35
> hostpci0: 00:04.0
> ide2: local:iso/mini-bionic-net-install.iso,media=cdrom
> kvm: 0
> memory: 512
> name: VMTESTE
> net0: virtio=4E:DA:E3:90:AA:AC,bridge=vmbr0

Setup, default setup, at "guest" side.


> numa: 0
> ostype: l26
> scsi0: local-lvm:vm-100-disk-1,size=8G
> scsihw: virtio-scsi-pci
> smbios1: uuid=67dc9730-f0b5-4bc1-a99f-52253ef18903
> sockets: 1
> pve02:~# qm start 100
> Cannot open iommu_group: No such file or directory
> 
> Where am I wrong???

Warning:  I'm not familiar with "pass through"

I think at least two things are missing.

1: somewhere a match that the "host NIC" belongs to "guest 102".
2: definition of 'iommu_group'


Cheers
Geert Stappers