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To: Ralph Jones <ralph.jones@altavista.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: pivot_root from non-interactive script
In-Reply-To: <20010618130302.15892.cpmta@c012.sfo.cp.net>
X-Yow: I just put lots of the EGG SALAD in the SILK SOCKS --
From: Andreas Schwab <schwab@suse.de>
Date: 18 Jun 2001 15:54:51 +0200
In-Reply-To: <20010618130302.15892.cpmta@c012.sfo.cp.net> (Ralph Jones's message of "18 Jun 2001 06:03:02 -0700")
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Ralph Jones <ralph.jones@altavista.com> writes:

|> I have followed the instructions given in Documentation/initrd.txt with regard to pivot_root, but am unable to unmount the filesystem, when everything is called from a non-interactive script. 
|> 
|> ie. When I set a link from linuxrc to /bin/ash and then manually go through the commands in the shell script, I am able to unmount the old initrd filesystem.  However, when linuxrc is a shell script containing the same commands, I am unable to umount the old initrd fs.  I get instead: "Device or resource busy".

Perhaps the shell didn't close the filedescriptor on the script.

Andreas.

-- 
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