On Thu, Feb 20, 2020 at 02:49:53PM -0600, Eric W. Biederman wrote: > > The function d_prune_aliases has the problem that it will only prune > aliases thare are completely unused. It will not remove aliases for > the dcache or even think of removing mounts from the dcache. For that > behavior d_invalidate is needed. > > To use d_invalidate replace d_prune_aliases with d_find_alias > followed by d_invalidate and dput. This is safe and complete > because no inode in proc has any hardlinks or aliases. s/no inode.*/it's a fucking directory inode./