[pve-devel] [PATCH qemu-server 3/3] fix #2794: allow legacy IGD passthrough

Stefan Reiter s.reiter at proxmox.com
Thu Jun 25 13:12:56 CEST 2020


On 6/24/20 9:46 AM, Thomas Lamprecht wrote:
> Am 6/22/20 um 10:17 AM schrieb Stefan Reiter:
>>>> @@ -89,7 +97,8 @@ sub get_pci_addr_map {
>>>>        $pci_addr_map = {
>>>>        piix3 => { bus => 0, addr => 1, conflict_ok => qw(ehci)  },
>>>>        ehci => { bus => 0, addr => 1, conflict_ok => qw(piix3) }, # instead of piix3 on arm
>>>> -    vga => { bus => 0, addr => 2 },
>>>> +    vga => { bus => 0, addr => 2, conflict_ok => qw(legacy-igd) },
>>>
>>> sorry, but how do they conflict? the address differs so the check can't hit.
>>> Or is this just for documentation purpose?
>>>
>>
>> What do you mean the address differs? 'legacy-igd' and 'vga' both share bus 0 addr 2, so without the conflict_ok the 'run_pci_addr_checks.pl' test fails. This is only save because legacy-igd requires vga=none anyway, as documented by the comment below.
>>
>>>> +    'legacy-igd' => { bus => 0, addr => 2, conflict_ok => qw(vga) }, # legacy-igd requires vga=none
> 
> ignore me, confused with non legacy IGD, sorry.
> 

So the only thing left then is the description formatting. Should I send 
a v2 for that or do you want to do a followup?




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