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From: "John S. Dyson" <toor@dyson.iquest.net>
Message-Id: <199609172214.RAA03292@dyson.iquest.net>
Subject: Re: attribute/inode caching
To: terry@lambert.org (Terry Lambert)
Date: Tue, 17 Sep 1996 17:14:42 -0500 (EST)
Cc: dyson@celebration.net, terry@lambert.org, dg@Root.COM, bde@zeta.org.au,
        proff@suburbia.net, freebsd-hackers@freebsd.org, dyson@freebsd.org
In-Reply-To: <199609172056.NAA04771@phaeton.artisoft.com> from "Terry Lambert" at Sep 17, 96 01:56:25 pm
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> 
> I have saved the original correspondence (or you can look it up in the
> -current list archives, which I suggest you do so that there is no question
> of me biasing the information) where we originally discussed the vclean
> interface.  In it, you claimed that device/extent and vnode/extent
> mapping were irreconcilable because the device/extent mapping would
> cause a reduction in the mappable region down to 2^31, the max filesize
> (clearly, 31 pages == 4096/512 + 31 bits of blocks -- the origin of the 39).
> 
maxfilesize is in units of bytes, right?

John