Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!auspex!guy
From: guy@auspex.auspex.com (Guy Harris)
Newsgroups: comp.unix.questions
Subject: Re: Recurring problem in root filesystem
Message-ID: <4016@auspex.auspex.com>
Date: 4 Sep 90 17:58:11 GMT
References: <1990Sep02.232056.9063@pilikia.pegasus.com> <4010@auspex.auspex.com> <15590:Sep402:41:0190@kramden.acf.nyu.edu>
Organization: Auspex Systems, Santa Clara
Lines: 11

>> >Try running fsck on the *unmounted* root filesystem,
>> Try unmounting the root filesystem first.  Good luck....
>
>Wait a minute. Can't you chroot() to another filesystem, then remount
>the original root below the new one?

Well, for one thing, that doesn't unmount the root file system, it
remounts it.

For another, 4.3BSD, System V Release 3, and probably most if not all
other UNIX systems don't let you mount the same local file system twice.