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xen-devel
RE: [Xen-devel] is the xen toolstack backwards compatible ?
Dan Magenheimer wrote:
> On a separate thread, I've observed that the toolstack
> incompatibility seems to appear between c/s 20070 and
> 20072. I don't think backwards compatibility is
> guaranteed but I agree it is desirable when possible.
I don't agree with you, and the backward compatibility should be still kept
after merging these Csets, and any dom0 or userspace's toolstack changes are
not needed for them. :)
Xiantao
>> -----Original Message-----
>> From: Sander Eikelenboom [mailto:linux@xxxxxxxxxxxxxx]
>> Sent: Tuesday, December 08, 2009 5:23 PM
>> To: Keir Fraser
>> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
>> Subject: [Xen-devel] is the xen toolstack backwards compatible ?
>>
>>
>> Hello Keir,
>>
>> Perhaps it was coincidence, but if i remember well, booting a
>> 3.4.* hypervisor with the toolstack from a newer xen version
>> (aka xen-unstable) seemed to work.
>> The thing is, default a xen build installs the different
>> hypervisor versions beside each other, and you can use them
>> as such in your grub config, the same with kernels.
>> But the toolstack (xend, xm, xentop etc.) gets overwritten.
>> So after trying out a new hypervisor, you have to reinstall
>> your old toolstack before booting in a older hypervisor.
>>
>> So if it was no coincidence but desirable, at the moment xend
>> and xentop from unstable don't seem to work on 3.4.2
>> hypervisor anymore.
>>
>> --
>> Best regards,
>> Sander mailto:linux@xxxxxxxxxxxxxx
>>
>>
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
>>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel
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