[pve-devel] Fixed not working pci_dev_reset for vfio devices

Alexandre DERUMIER aderumier at odiso.com
Mon Jun 30 09:41:58 CEST 2014


Thanks for the infos,

I'll update the wiki soon.

>>I also use this patch for qemu: 
>>https://github.com/ayufan/pve-qemu-kvm-with-vfio/commit/afee03e8739cf9ee78408bec9a62cf5c558860f9 

Ok, should be ready in next pve-qemu-kvm


>>And this patches for kernel: 
>>https://github.com/ayufan/linux-kernel-with-vga-passthrough/commits/vfio 

Do you have tried last pve 3.10 kernel ?


----- Mail original ----- 

De: "Kamil Trzciński" <ayufan at ayufan.eu> 
À: "Alexandre DERUMIER" <aderumier at odiso.com> 
Cc: "Kamil Trzciński" <ayufan at ayufan.eu>, pve-devel at pve.proxmox.com 
Envoyé: Lundi 30 Juin 2014 09:37:30 
Objet: Re: [pve-devel] Fixed not working pci_dev_reset for vfio devices 

MB: ASUS H81M-E (with integrated graphics) 
GFX: GeForce GTX660 

I also use this patch for qemu: 
https://github.com/ayufan/pve-qemu-kvm-with-vfio/commit/afee03e8739cf9ee78408bec9a62cf5c558860f9 

And this patches for kernel: 
https://github.com/ayufan/linux-kernel-with-vga-passthrough/commits/vfio 

grub.cfg: 
GRUB_CMDLINE_LINUX="intel_iommu=on" 

modules + initramfs: 
kvm ignore_msrs=1 
pci_stub ids=10de:11c0,10de:0e0b,8086:0412,8086:0c0c,8086:82c0 

And my lspci: 
00:02.0 VGA compatible controller [0300]: Intel Corporation Haswell 
Integrated Graphics Controller [8086:0412] (rev 06) 
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation Device 
[10de:11c0] (rev a1) 
01:00.1 Audio device [0403]: NVIDIA Corporation Device [10de:0e0b] (rev a1) 


On Mon, Jun 30, 2014 at 9:26 AM, Alexandre DERUMIER <aderumier at odiso.com> wrote: 
>>>Yes, I use it for some quite of time for my Windows machine on which I 
>>>play games ;) 
> 
> Oh Great ! :) 
> 
> which graphic card model ? 
> 
> Do you have tuned grub.cfg ? (I'm thinking of iommu module) 
> 
> 
> 
> ----- Mail original ----- 
> 
> De: "Kamil Trzciński" <ayufan at ayufan.eu> 
> À: "Alexandre DERUMIER" <aderumier at odiso.com> 
> Envoyé: Lundi 30 Juin 2014 08:54:15 
> Objet: Re: [pve-devel] Fixed not working pci_dev_reset for vfio devices 
> 
> Yes, I use it for some quite of time for my Windows machine on which I 
> play games ;) 
> 
> This is how looks my config: 
> vga: serial0 
> machine: q35 
> hostpci0: 01:00,pcie=1,driver=vfio,x-vga=on 
> 
> 
> On Mon, Jun 30, 2014 at 8:12 AM, Alexandre DERUMIER <aderumier at odiso.com> wrote: 
>> Thanks for your patch! 
>> 
>> By the way, I need some tester for vfio-vga and pci express passthrough 
>> Do you have tested it ? 
>> 
>> machine : q35 
>> hostpci0 : 00:01, pcie=1,x-vga=on 
>> 
>> ----- Mail original ----- 
>> 
>> De: "Kamil Trzciński" <ayufan at ayufan.eu> 
>> À: pve-devel at pve.proxmox.com 
>> Envoyé: Dimanche 29 Juin 2014 21:41:36 
>> Objet: [pve-devel] Fixed not working pci_dev_reset for vfio devices 
>> 
>> Description in subject 
>> 
>> _______________________________________________ 
>> pve-devel mailing list 
>> pve-devel at pve.proxmox.com 
>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel 



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