linux-kernel - Re: [PATCH v5 0/3] SELinux support for anonymous inodes and UFFD

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Message-ID: <CA+EESO5GZtSNEyXkmLGS6vNQDDGqrwhmzEpcueQydr99=n+apQ@mail.gmail.com>
Date:   Thu, 4 Jun 2020 12:24:53 -0700
From:   Lokesh Gidra <lokeshgidra@...gle.com>
To:     Stephen Smalley <stephen.smalley.work@...il.com>
Cc:     James Morris <jmorris@...ei.org>,
        Daniel Colascione <dancol@...gle.com>,
        Tim Murray <timmurray@...gle.com>,
        SElinux list <selinux@...r.kernel.org>,
        LSM List <linux-security-module@...r.kernel.org>,
        Linux FS Devel <linux-fsdevel@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>, kvm@...r.kernel.org,
        Al Viro <viro@...iv.linux.org.uk>,
        Paul Moore <paul@...l-moore.com>,
        Nick Kralevich <nnk@...gle.com>,
        Stephen Smalley <sds@...ho.nsa.gov>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Suren Baghdasaryan <surenb@...gle.com>
Subject: Re: [PATCH v5 0/3] SELinux support for anonymous inodes and UFFD

Adding a colleague from the Android kernel team.

On Thu, Jun 4, 2020 at 11:52 AM Stephen Smalley
<stephen.smalley.work@...il.com> wrote:
>
> On Wed, Jun 3, 2020 at 11:59 PM James Morris <jmorris@...ei.org> wrote:
> >
> > On Wed, 1 Apr 2020, Daniel Colascione wrote:
> >
> > > Daniel Colascione (3):
> > >   Add a new LSM-supporting anonymous inode interface
> > >   Teach SELinux about anonymous inodes
> > >   Wire UFFD up to SELinux
> > >
> > >  fs/anon_inodes.c                    | 191 ++++++++++++++++++++++------
> > >  fs/userfaultfd.c                    |  30 ++++-
> > >  include/linux/anon_inodes.h         |  13 ++
> > >  include/linux/lsm_hooks.h           |  11 ++
> > >  include/linux/security.h            |   3 +
> > >  security/security.c                 |   9 ++
> > >  security/selinux/hooks.c            |  53 ++++++++
> > >  security/selinux/include/classmap.h |   2 +
> > >  8 files changed, 267 insertions(+), 45 deletions(-)
> >
> > Applied to
> > git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git secure_uffd_v5.9
> > and next-testing.
> >
> > This will provide test coverage in linux-next, as we aim to get this
> > upstream for v5.9.
> >
> > I had to make some minor fixups, please review.
>
> LGTM and my userfaultfd test case worked.