On Wed, May 24, 2023 at 05:33:03PM +0200, Alexander Mikhalitsyn wrote: > These helpers are required to support idmapped mounts in the Cephfs. > > Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@xxxxxxxxxxxxx> > --- It's fine by me to export them. The explicit contract is that _nothing and absolutely nothing_ outside of core VFS code can directly peak into struct mnt_idmap internals. That's the only invariant we care about.o Reviewed-by: Christian Brauner <brauner@xxxxxxxxxx>