Re: Jessie Minimum Kernel Requirement
On Wed, Oct 16, 2013 at 8:00 AM, Darac Marjal <mailinglist@darac.org.uk> wrote:
> On Wed, Oct 16, 2013 at 03:54:06PM +0400, recoverym4n@gmail.com wrote:
>> On Wed, 16 Oct 2013 11:46:40 +0200
>> Florian Lindner <mailinglists@xgm.de> wrote:
>>>
>>> What is the minimum kernel version for the upcoming Jessie? Can I rely
>>> on that this does no change after the freeze? (IIRC at Nov 5th)
>>
>> Considering one should be always able to do apt-get dist-upgrade from
>> wheezy to jessie (and that means using wheezy's kernel with jessie's
>> userland, at least temporary), it should be safe to assume that minimum
>> kernel requirement for jessie's userland is 2.6.32.
>
> This isn't really a safe assumption. There have been transitions in the
> past (such as udev) where the dist-upgrade should be performed as:
> * Update sources.list
> * Install new kernel and new udev
> * Reboot
> * Proceed with dist-upgrade
>
> After the reboot, you're then running on the previous release's userland
> with the current release's kernel. That situation SHOULD be more stable
> than the other way around as kernels /rarely/ remove functionality. But
> if you run new userland on an old kernel, and it tries to call
> functionality that's not there, you can run into trouble.
>
>> Since wheezy's kernel version is fixed for its lifetime, it's highly
>> unlikely that such requirement will change in the future.
Furthermore, Wheezy's kernel is 3.2 not 2.6.32.
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