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Date:      Sun, 25 Jun 2000 15:14:08 -0700
From:      "David O'Brien" <obrien@FreeBSD.ORG>
To:        Anders Andersson <anders@sanyusan.se>
Cc:        Akinori -Aki- MUSHA <knu@idaemons.org>, andrews@technologist.com, mckusick@FreeBSD.ORG, cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG
Subject:   Re: cvs commit: src/sys/contrib/softupdates softdep.h ffs_softdep.c
Message-ID:  <20000625151408.C8468@dragon.nuxi.com>
In-Reply-To: <20000622080509.A4065@enterprise.sanyusan.se>; from anders@sanyusan.se on Thu, Jun 22, 2000 at 08:05:09AM %2B0200
References:  <200006220029.RAA97417@freefall.freebsd.org> <20000621223309.G47446@argon.gryphonsoft.com> <86g0q6gw5x.wl@localhost.local.idaemons.org> <20000622080509.A4065@enterprise.sanyusan.se>

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On Thu, Jun 22, 2000 at 08:05:09AM +0200, Anders Andersson wrote:
> Please take a look at what NetBSD just recently did:
> http://www.netbsd.org/Changes/#softdepsmount

I asked McKusick about this at USENIX.  It is a *very* bad idea.  One
cannot change to/from softupdates on a mounted file system
(ie, mount -u -o softupdates /foo).  Bad Things will happen if you do try
this.  There was a few other subtle points he listed.

-- 
-- David  (obrien@FreeBSD.org)


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