Am 06.03.25 um 15:10 schrieb Fiona Ebner:
> Am 06.03.25 um 14:36 schrieb Dominik Csapak:
>> On 3/6/25 14:10, Fiona Ebner wrote:
>>> Am 06.03.25 um 11:44 schrieb Dominik Csapak:
>>>> diff --git a/PVE/QemuServer/Machine.pm b/PVE/QemuServer/Machine.pm
>>>> index f1acde8f..e3da8e21 100644
>>>> --- a/PVE/QemuServer/Machine.pm
>>>> +++ b/PVE/QemuServer/Machine.pm
>>>> @@ -237,14 +237,19 @@ sub get_vm_machine {
>>>> if (PVE::QemuServer::Helpers::min_version($meta-
>>>>> {'creation-qemu'}, 9, 1)) {
>>>> # need only major.minor
>>>> ($base_version) = ($meta->{'creation-qemu'} =~ m/^(\d+.
>>>> \d+)/);
>>>> + # append pve machine version if we have one
>>>> + if (my $pvever = $meta->{'creation-pve-machine'}) {
>>>> + $base_version .= "+pve$pvever"
>>>
>>> Since this is only the fallback handling for the rare edge case where no
>>> explicit machine version is set for a Windows guest, not sure if it's
>>> even worth doing this. I.e. can we just avoid the additional meta
>>> property and always use pve0 here? Did you intend any other use for the
>>> creation-pve-machine?
>>>
>>
>> I though the intention of the code was to pin the guest to that version
>> where it
>> was created. If we omit the machine version, this is not true anymore,
>> since I'd then create a windows vm with e.g. pc-q35-9.2+pve1 then set it
>> to q35, and would get pc-q35-9.2+pve0
>
> Fair enough. There might be people manually changing windows guests to
> use the latest machine even if we don't recommend it or allow it in the
> UI. Still, it would just mean a pve machine version downgrade for
> subsequent boots, which also can happen if you offline migrate to a node
> that does not yet support the newest pve machine version.
No wait, if you set it to q35 it will mean "use the fallback" not "use
the latest". So that is not even a valid use case I had in mind. And we
can define the fallback to be just with pve0 always.
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