[pve-devel] disable-efi-enable-pxe-roms.patch break livemigration from old qemu guest without pxe

[Alexandre DERUMIER]

>>AFAIK we need to compare the machine type (not qemu source version) to make live
>>migration happy?

yes. (see my other mail ;)


I don't known if it's critical, 

but we could also add a rom option to vmid.conf, to netX: , to choose pxe or efi.

Then when next qemu machine version (2.5) will be release, we could enable it by default.






----- Mail original -----
De: "dietmar" <dietmar at proxmox.com>
À: "aderumier" <aderumier at odiso.com>
Cc: "pve-devel" <pve-devel at pve.proxmox.com>
Envoyé: Jeudi 22 Octobre 2015 17:52:14
Objet: Re: [pve-devel] disable-efi-enable-pxe-roms.patch break livemigration from old qemu guest without pxe

> On October 22, 2015 at 5:44 PM Alexandre DERUMIER <aderumier at odiso.com> wrote: 
> 
> 
> >>bad, but we really need to update those old ROMs (user already reported 
> >>bugs). 
> >>Any better idea? 
> 
> Maybe could we already increment qemu release version (2.4.0.2) with a temp 
> patch 
> 
> Then when we live migrate, if source qemu < 2.4.0.2 , then we pass old pxe-rom 
> to target vm 
> 

AFAIK we need to compare the machine type (not qemu source version) to make live 
migration happy?