I can't get mdev device working, it don't create the mdev device
> + # ignore mdev for multiple devices, except when from mapping
> + if ($res->{mdev} && $ignore_mdev) {
> + warn "ignoring mediated device with multifunction device\n";
> + delete $res->{mdev};
> }
> return $res;
> }
> @@ -433,11 +446,13 @@ my $print_pci_device = sub {
> };
>
root@pve2:~# qm start 101
ignoring mediated device with multifunction device
with
vmconfig
---------
agent: 1
boot: order=scsi0;ide2;net0
cores: 2
cpu: host
hostpci0: sharednvidia,mdev=nvidia-54
ide2: cephfs-1:iso/jammy-live-server-amd64.iso,media=cdrom,size=1439536K
machine: q35
memory: 8195
meta: creation-qemu=6.2.0,ctime=1659689043
name: ubuntu-server-gpu
net0: virtio=6E:67:68:AA:68:7F,bridge=vmbr0,firewall=1
numa: 1
ostype: l26
parent: toto
scsi0: ceph-vm-ct-1:vm-101-disk-0,size=32G
scsihw: virtio-scsi-pci
smbios1: uuid=3580645c-dd29-4ac9-8276-5a67474ce67a
sockets: 2
vga: virtio
vmgenid: 1c2eb299-a6f9-4d2d-ab33-9b43ffed8c6d
mapping
-------
cat nodes/hardware-map.conf|jq
{
"digest": "4a760264e56a84da88d4362d414684db860c3406",
"pci": {
"sharednvidia": {
"pve1": {
"mdev": "1",
"device": "0x1c31",
"iommugroup": "75",
"subsystem-device": "0x131b",
"path": "0000:02:00",
"subsystem-vendor": "0x10de",
"vendor": "0x10de"
},
"pve2": {
"mdev": "1",
"iommugroup": "47",
"device": "0x1c31",
"subsystem-device": "0x131b",
"subsystem-vendor": "0x10de",
"vendor": "0x10de",
"path": "0000:02:00"
}
}
}
}
generated kvm command line: (without mdev)
/usr/bin/kvm -id 101 -name ubuntu-server-gpu,debug-threads=on
-no-shutdown -chardev
socket,id=qmp,path=/var/run/qemu-server/101.qmp,server=on,wait=off -mon
chardev=qmp,mode=control -chardev
socket,id=qmp-event,path=/var/run/qmeventd.sock,reconnect=5 -mon
chardev=qmp-event,mode=control -pidfile /var/run/qemu-server/101.pid
-daemonize -smbios type=1,uuid=3580645c-dd29-4ac9-8276-5a67474ce67a -smp
4,sockets=2,cores=2,maxcpus=4 -nodefaults -boot
menu=on,strict=on,reboot-timeout=1000,splash=/usr/share/qemu-server/bootsplash.jpg
-vnc unix:/var/run/qemu-server/101.vnc,password=on -cpu
host,+kvm_pv_eoi,+kvm_pv_unhalt -m 8195 -object
memory-backend-ram,id=ram-node0,size=4097.5M -numa
node,nodeid=0,cpus=0-1,memdev=ram-node0 -object
memory-backend-ram,id=ram-node1,size=4097.5M -numa
node,nodeid=1,cpus=2-3,memdev=ram-node1 -readconfig
/usr/share/qemu-server/pve-q35-4.0.cfg -device
vmgenid,guid=1c2eb299-a6f9-4d2d-ab33-9b43ffed8c6d -device
usb-tablet,id=tablet,bus=ehci.0,port=1 -device
vfio-pci,host=0000:02:00.0,id=hostpci0.0,bus=pci.0,addr=0x10.0,multifunction=on
-device vfio-pci,host=0000:02:00.1,id=hostpci0.1,bus=pci.0,addr=0x10.1
-device virtio-vga,id=vga,bus=pcie.0,addr=0x1 -chardev
socket,path=/var/run/qemu-server/101.qga,server=on,wait=off,id=qga0
-device virtio-serial,id=qga0,bus=pci.0,addr=0x8 -device
virtserialport,chardev=qga0,name=org.qemu.guest_agent.0 -device
virtio-serial,id=spice,bus=pci.0,addr=0x9 -chardev
spicevmc,id=vdagent,name=vdagent -device
virtserialport,chardev=vdagent,name=com.redhat.spice.0 -spice
tls-port=61000,addr=127.0.0.1,tls-ciphers=HIGH,seamless-migration=on
-device
virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on
-iscsi initiator-name=iqn.1993-08.org.debian:01:fbdf9d609751 -drive
file=/mnt/pve/cephfs-1/template/iso/jammy-live-server-amd64.iso,if=none,id=drive-ide2,media=cdrom,aio=io_uring
-device ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=101
-device virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5 -drive
file=rbd:ceph-vm-ct-1/vm-101-disk-0:conf=/etc/pve/ceph.conf:id=admin:keyring=/etc/pve/priv/ceph/ceph-vm-ct-1.keyring,if=none,id=drive-scsi0,format=raw,cache=none,aio=io_uring,detect-zeroes=on
-device
scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100
-netdev
type=tap,id=net0,ifname=tap101i0,script=/var/lib/qemu-server/pve-bridge,downscript=/var/lib/qemu-server/pve-bridgedown,vhost=on
-device
virtio-net-pci,mac=6E:67:68:AA:68:7F,netdev=net0,bus=pci.0,addr=0x12,id=net0,bootindex=102
-machine type=q35+pve0
maybe not related, but after that, stop/start are not working anymore
root@pve2:~# qm stop 101
PCI device mapping invalid (hardware probably changed): 'mdev'
configured but should not be
root@pve2:~# qm start 101
PCI device mapping invalid (hardware probably changed): 'mdev'
configured but should not be
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