tech-kern: Re: why unionfs has it's own locking ?

Subject: Re: why unionfs has it's own locking ?
To: None <tech-kern@netbsd.org>
From: Jason R Thorpe <thorpej@zembu.com>
List: tech-kern
Date: 03/15/2000 07:02:57

On Wed, Mar 15, 2000 at 01:05:49PM +0100, Jaromir Dolecek wrote:

 > I noticed that unionfs uses it's own implementation of locking -
 > union_list_lock()/union_list_unlock(). Any reason why it
 > doesn't use "real" locks and lockmgr() instead of the ints and
 > it's own locking ?

Probably because no one has sat down to clean up the locking protocol
in there, and thus never really encountered that before :-)

-- 
        -- Jason R. Thorpe <thorpej@zembu.com>