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
[off-list ref] wrote:

On Wed, Jun 3, 2020 at 11:59 PM James Morris [off-list ref] wrote:

quoted

On Wed, 1 Apr 2020, Daniel Colascione wrote:

quoted

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.