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/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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