Re: [PATCH] man/man7/landlock.7: Document whiteout object peculiarities

["Günther Noack" <gnoack3000@gmail.com>]

Hello Alejandro,

On Fri, Aug 28, 2026 at 09:44:18PM +0200, Alejandro Colomar wrote:
> > Date: 2026-08-28 18:03:41+0200
> > From: Günther Noack <gnoack3000@gmail.com>
> >
> > Bring documentation for LANDLOCK_ACCESS_FS_MAKE_REG in line with the
> > Landlock whiteout patch [1].
> > 
> > Link: [1] <https://lore.kernel.org/all/20260813093157.1436894-3-gnoack@google.com/>
> > Link: [2] <https://github.com/landlock-lsm/linux/issues/66>
> > ---
> >  man/man7/landlock.7 | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/man/man7/landlock.7 b/man/man7/landlock.7
> > index 880dd50582f3..3642a64ff1f6 100644
> > --- a/man/man7/landlock.7
> > +++ b/man/man7/landlock.7
> > @@ -204,6 +204,9 @@ Create (or rename) a directory.
> >  .TP
> >  .B LANDLOCK_ACCESS_FS_MAKE_REG
> >  Create (or rename or link) a regular file.
> > +.IP
> > +This also guards the creation of whiteout objects
> > +as used in OverlayFS.
> 
> Reviewed-by: Alejandro Colomar <alx@kernel.org>
> 
> 
> I guess this should not be applied yet, right?  If it's ready, please
> let me know.

The whiteout patch has been backported as bugfix to Linux 7.2, 6.18,
6.12, 6.6 and 6.1.  Since it is in stable, I think this can be
considered ready for the purpose of putting it into man pages?
(Otherwise, we can also wait for the 7.3 release.)

–Günther