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Re: [PATCH] SUPPORT.md: split XSM from Flask
- To: Daniel Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 30 Jul 2024 14:51:43 +0200
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- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Delivery-date: Tue, 30 Jul 2024 12:51:56 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 30.07.2024 14:31, Daniel Smith wrote:
> ---- On Tue, 30 Jul 2024 08:04:09 -0400 Jan Beulich wrote ---
>
> > On 30.07.2024 13:37, Daniel Smith wrote:
> > > ---- On Tue, 30 Jul 2024 06:57:08 -0400 Jan Beulich wrote ---
> > >
> > > > XSM is a generic framework, which in particular is also used by SILO.
> > > > With this it can't really be experimental: Arm enables SILO by
> default.
> > > >
> > > > Signed-off-by: Jan Beulich jbeulich@xxxxxxxx>
> > > >
> > > > --- a/SUPPORT.md
> > > > +++ b/SUPPORT.md
> > > > @@ -768,13 +768,20 @@ Compile time disabled for ARM by default
> > > >
> > > > Status, x86: Supported, not security supported
> > > >
> > > > -### XSM & FLASK
> > > > +### XSM
> > > > +
> > > > + Status: Supported
> > > > +
> > > > +See below for use with FLASK and SILO. The dummy implementation is
> covered here
> > > > +as well.
> > > > +
> > > > +### XSM + FLASK
> > >
> > > To me it would make more sense to say XSM FLASK Policy than XSM + FLASK.
> >
> > I thought about using "policy", but then deemed that wrong. The "Flask
> > policy" is what you load into Flask. Whereas here we're talking about the
> > code actually carrying out what such a policy says.
>
> The main issue I have is the "+", so I checked how the different security
> models/policies are referenced under LSM. The documentation I reviwed lists
> them as modules or security modules, e.g. AppArmor module. How about one of
> these combinations, FLASK Module, XSM FLASK Module, or FLASK XSM Module?
Either of the latter two are fine(ish) by me. My (smaller) concern there is
that the M in XSM also stands for Module.
Jan
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