Subject: Re: LK_SHARED for VFS_VGET/FHTOVP
To: Bill Studenmund <wrstuden@netbsd.org>
From: Jason Thorpe <thorpej@wasabisystems.com>
List: tech-kern
Date: 05/26/2004 17:45:00
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On May 26, 2004, at 4:37 PM, Bill Studenmund wrote:

> Why? At one point I'd have agreed with you. At this point, however, I
> think we "know" that we have lockmgr locks. We might as well use 
> lockmgr
> to our benefit. Hmm... need to look at unionfs to see if it's happy 
> with
> shared locks and downgrade.

Please, no.  Let's not complicate our lives any further by further 
entrenching lockmgr.  If we want to have more flexibility in vnode 
locking operations, then create new vn_rlock, vn_wlock, etc. routines.

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


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