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Date:      Tue, 11 Jul 2000 00:49:22 -0700 (PDT)
From:      Kelly Yancey <kbyanc@posi.net>
To:        Dmitry Brodsky <dima@cs.ubc.ca>
Cc:        freebsd-fs@FreeBSD.ORG
Subject:   Re: Meta-Data & stackable FS
Message-ID:  <Pine.BSF.4.21.0007110041470.36120-100000@gateway.posi.net>
In-Reply-To: <200007102330.QAA06084@cascade.cs.ubc.ca>

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On Mon, 10 Jul 2000, Dmitry Brodsky wrote:

> Hi,
> 
> I am in the process of creating a stackable fs by using the nullfs as
> a template.  One thing I am having a hard time figuring out is a good
> way to instantiate additional meta-data with each file.  Is that 
> possible?  What is the best way of going about doing that?
> 

  Use the v_data pointer on your vnodes to point to your local meta-data. Now,
if you need this meta-data to be persistent, that's another matter
entirely. In that case, you'll probably want to look at umapfs or the quota
code for reference.

  Kelly

--
Kelly Yancey  -  kbyanc@posi.net  -  Belmont, CA
System Administrator, eGroups.com                  http://www.egroups.com/
Maintainer, BSD Driver Database       http://www.posi.net/freebsd/drivers/
Coordinator, Team FreeBSD        http://www.posi.net/freebsd/Team-FreeBSD/



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