Date: Fri, 26 Feb 1999 12:22:05 -0500 (EST) From: Erez Zadok <ezk@cs.columbia.edu> To: Steve McIntyre <smcintyr@allstor-sw.co.uk> Cc: freebsd-fs@FreeBSD.ORG Subject: Re: KLD filesystems in 3.0? Message-ID: <199902261722.MAA02680@shekel.mcl.cs.columbia.edu> In-Reply-To: Your message of "Fri, 26 Feb 1999 16:58:08 GMT." <Pine.LNX.3.95.990226164739.122t-100000@virgo.software.plasmon>
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In message <Pine.LNX.3.95.990226164739.122t-100000@virgo.software.plasmon>, Steve McIntyre writes: [...] > I'm having some problems trying to write a filesystem (pfs) as a KLD. I > load the pfs module, and the startup code seems to work OK. I can mount > the filesystem, and still all seems OK. But the first time I try to do any > vnode ops in the FS all falls down - vn_stat tries to call pfsop_getattr > and fails, apparently trying to call a function at 0x0b instead of the > real address. My guess is that somehow the vnodeop entries are not being > registered properly; I've had a look through some of the other filesystems > and I can't see anything obvious that I'm missing. If this is by any chance a stackable f/s, then you might find the problem you're having by looking at my stackable template f/s (wrapfs) and several of the examples using wrapfs. http://www.cs.columbia.edu/~ezk/research/software/ Erez. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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