Subject: Re: mount_mfs (with mount_null) won't reclaim space
To: Bill Studenmund <wrstuden@wasabisystems.com>
From: enami tsugutomo <enami@but-b.or.jp>
List: tech-kern
Date: 03/17/2002 22:40:23 
> I'm confused. How does the layer cache keep the underlying close routine
> from being called?

vcount() sum up all references of aliased vnode across all filesystems.

enami.