Re: [PATCH 01/12] Add BSD-style securelevel support

From: Matthew Garrett
Date: Mon Sep 09 2013 - 12:55:28 EST


On Mon, 2013-09-09 at 09:51 -0700, H. Peter Anvin wrote:
> On 09/09/2013 09:44 AM, Matthew Garrett wrote:
> > On Mon, 2013-09-09 at 09:42 -0700, H. Peter Anvin wrote:
> >
> >> Neither of this tend to be true long time... which leads one back to
> >> capabilities.
> >
> > We can't use capabilities. Doing so breaks existing userspace.
> >
>
> Capabilities don't have to mean "POSIX capabilities"... although the
> POSIX capability system in Linux really is a massive fail which it would
> be nice to find some kind of fix for.

Designing a worthwhile capabilities interface certainly seems like a
great thing for someone to spend a few years on, but I'm not going to be
happy if it's the only way to solve this problem.

--
Matthew Garrett <matthew.garrett@xxxxxxxxxx>
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