linux-kernel - RE: [PATCH v3 1/3] ptrace: Provide ___ptrace_may_access() that can be applied on arbitrary tasks

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Message-ID: <nycvar.YFH.7.76.1809042046180.15880@cbobk.fhfr.pm>
Date:   Tue, 4 Sep 2018 20:48:22 +0200 (CEST)
From:   Jiri Kosina <jikos@...nel.org>
To:     "Schaufler, Casey" <casey.schaufler@...el.com>
cc:     Tim Chen <tim.c.chen@...ux.intel.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        "Woodhouse, David" <dwmw@...zon.co.uk>,
        Oleg Nesterov <oleg@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>
Subject: RE: [PATCH v3 1/3] ptrace: Provide ___ptrace_may_access() that can
 be applied on arbitrary tasks

On Tue, 4 Sep 2018, Schaufler, Casey wrote:

> > So if this should be done in LSM, it'd probably have to be written by
> > someone else than me :) who actually understands how the "sidechannel LSM"
> > idea works.
> 
> Yes. That would be me. 

Ok, cool. Then 1/2 and 2/3 can be ignored / replaced by Casey's LSM stuff. 

Some form of 3/3 still should be merged independently on that.

Thanks,

-- 
Jiri Kosina
SUSE Labs