On Tue, Jun 10, 2025 at 09:21:43AM +0100, Al Viro wrote: > ... rather than doing that in do_move_mount(). That's the main > obstacle to moving the protection of ->mnt_expire from namespace_sem > to mount_lock (spinlock-only), which would simplify several failure > exits. > > Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx> > --- Reviewed-by: Christian Brauner <brauner@xxxxxxxxxx>