Micro release exception for Xen

[Stefan Bader]

On 16.07.2013 21:56, Kees Cook wrote:
> Hi!
> 
> On Wed, Jun 19, 2013 at 12:04:34PM +0200, Stefan Bader wrote:
>> Hi,
>>
>> I would like to apply for a micro release exception for Xen for supported releases:
>>
>> - Those are managed by the Xen community and like stable kernels are
>>   and limited to bug fixes. Those get reviewed upstream before release.
>> - Like for the stable kernel releases this helps to get bugs fixed
>>   even before people may be reporting them to us.
>> - Security patches are based on the current stable release (currently
>>   4.1.x and 4.2.x) so applying security updates before the next stable
>>   version has less risk of missing dependencies.
>> - The backports I did prepare were simply replacing the orig tarballs and
>>   dropping security patches or bug fixes which since then were applied
>>   into upstream stable.
>>   https://bugs.launchpad.net/ubuntu/+source/xen/+bug/1180396 (4.1.5)
>>   https://bugs.launchpad.net/ubuntu/+source/xen/+bug/1180397 (4.2.2)
>> - Backports get locally test build and also manually regression tested
>>   on AMD and Intel Xen hosts.
> 
> Has there been any history of doing SRUs with the stable update process
> you've described here?
> 
> It sounds like there is reasonable testing being done, so I'd be in favor
> of at least a provisional MRE to help get some more SRUs under our belt, if
> there are no objections from the SRU team.
> 
> -Kees
> 

With the exception of the currently more manual testing, this is pretty much the
same approach as we are doing with the kernel. The amount of changes may look
vast at a first glance but right now this includes 2 or 3 stable releases at
least for P and Q. On the positive side this means those have baked for a while.

-Stefan

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