[pve-devel] kvm: allow to migrate and restore (snapshot) vms with older qemu ver than current installed

[Stefan Priebe]

Am 28.05.2013 07:48, schrieb Dietmar Maurer:
> Besides, do you know why  restore 1.4 image to 1.5 is broken? Is there an easy test case to reproduce
> the problem? Did they introduce some incompatible changes?

This is nothing 1.5 specific. I alos saw this several times from 1.2 to 
1.3 and from 1.3 to 1.4.

>> -----Original Message-----
>> From: pve-devel-bounces at pve.proxmox.com [mailto:pve-devel-
>> bounces at pve.proxmox.com] On Behalf Of Stefan Priebe
>> Sent: Montag, 27. Mai 2013 22:52
>> To: pve-devel at pve.proxmox.com
>> Subject: [pve-devel] kvm: allow to migrate and restore (snapshot) vms with
>> older qemu ver than current installed
>>
>> This patchset allows to migrate and restore (snapshot) vms with older qemu
>> ver than current installed by setting the correct machine flag.
>>
>> As a sideffect you can manually set the machine flag in config if you want (f.e.
>> testing q35 chipset support)
>>
>> This series introduces:
>> 1.) introduces a common version_to_int sub
>> 2.) adds an optional machine parameter to the vm conf (so someone can
>> force a special machine type via conf)
>> 3.) save qemuver on a fresh start and set machine flag based on the
>> qemuver
>>
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>
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