Re: [PATCH 07/12] AppArmor: userspace interfaces

david
2009-11-15T22:14:10Z

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On Tue, 10 Nov 2009, Andi Kleen wrote:

> Pekka Enberg <penberg@cs.helsinki.fi> writes:
>
>> On Tue, Nov 10, 2009 at 6:13 PM, John Johansen
>> <john.johansen@canonical.com> wrote:
>>> The current apparmorfs interface is compatible with previous versions
>>> of AppArmor.  The plans are to deprecate it (hence the config option
>>> APPARMOR_COMPAT_24) and replace it with a more sysfs style single
>>> entry per file interface.
>>
>> We don't usually merge compatibility code to handle ABIs that were
>> developed out-of-tree. Why should we treat AppArmor differently?
>
> I would say that always depends on the deployed base of the old ABI.
> If there's a lot of users who would get broken I think there's a
> good case for merging compat code (I don't know if that is or
> isn't the case here).
>
> A widely used distribution release with the old user land would
> probably count.

ubuntu has shipped with AppArmor for the last few releases.

David Lang