Re: [PATCH v3 2/2] lsm,io_uring: add LSM hooks for io_uring_setup()

Hamza Mahfooz
2025-02-07T21:53:34Z

On Fri, Feb 07, 2025 at 04:42:57PM -0500, Paul Moore wrote:
> On Jan 27, 2025 Hamza Mahfooz <hamzamahfooz@linux.microsoft.com> wrote:
> >
> > It is desirable to allow LSM to configure accessibility to io_uring
> > because it is a coarse yet very simple way to restrict access to it. So,
> > add an LSM for io_uring_allowed() to guard access to io_uring.
> >
> > Cc: Paul Moore <paul@paul-moore.com>
> > Signed-off-by: Hamza Mahfooz <hamzamahfooz@linux.microsoft.com>
> > ---
> > include/linux/lsm_hook_defs.h | 1 +
> > include/linux/security.h | 5 +++++
> > io_uring/io_uring.c | 2 +-
> > security/security.c | 12 ++++++++++++
> > security/selinux/hooks.c | 14 ++++++++++++++
> > security/selinux/include/classmap.h | 2 +-
> > 6 files changed, 34 insertions(+), 2 deletions(-)
>
> Thanks Hamza, this looks good to me, but we need to wait until we get an
> ACK from Jens on path 1/2; he's pretty responsive so I don't think we'll
> have to wait too long.
>
> As far as the return/label issue in patch 1/2, as long as there are no
> other issues, and you are okay with the change, I can fix that up when
> merging your patches.

Ya, that sounds good to me, thanks!

>
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> paul-moore.com