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Date:   Fri, 14 Aug 2020 12:51:05 -0400
From:   Stephen Smalley <>
To:     ThiƩbaud Weksteen <>
Cc:     Paul Moore <>, Nick Kralevich <>,
        Joel Fernandes <>,
        Peter Enderborg <>,
        Eric Paris <>,
        Steven Rostedt <>,
        Ingo Molnar <>,
        Mauro Carvalho Chehab <>,
        "David S. Miller" <>,
        Rob Herring <>, Arnd Bergmann <>,
        linux-kernel <>,
        SElinux list <>
Subject: Re: [PATCH v2 1/2] selinux: add tracepoint on denials

On Fri, Aug 14, 2020 at 9:05 AM ThiƩbaud Weksteen <> wrote:
> On Thu, Aug 13, 2020 at 5:41 PM Stephen Smalley
> <> wrote:
> >
> > An explanation here of how one might go about decoding audited and
> > tclass would be helpful to users (even better would be a script to do it
> > for them).  Again, I know how to do that but not everyone using
> > perf/ftrace will.
> What about something along those lines:
> The tclass value can be mapped to a class by searching
> security/selinux/flask.h. The audited value is a bit field of the
> permissions described in security/selinux/av_permissions.h for the
> corresponding class.

Sure, I guess that works.  Would be nice if we just included the class
and permission name(s) in the event itself but I guess you viewed that
as too heavyweight?

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