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From: Frans Pop <elendil@planet.nl>
To: Roland Kuhn <rkuhn@e18.physik.tu-muenchen.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Bind mount bug?
Date: Sun, 11 Nov 2007 23:40:44 +0100	[thread overview]
Message-ID: <200711112340.45400.elendil@planet.nl> (raw)
In-Reply-To: <09A755B9-27C1-4B54-834C-FDA9EE806042@e18.physik.tu-muenchen.de>

On Sunday 11 November 2007, Roland Kuhn wrote:
> This mounts the bindtest/ tree on test/ _without_ copying the mount
> points which are found on subtrees.

Right. I guess this is the key point that tripped me up.

> So, you see, test/test/test/a was (as it should) physically created  
> in test/test, where it is shadowed by the bind mount as long as that  
> is not removed.

Which means that to continue the example from my follw-up mail:

> # ls bindtest/test
> foo
> # umount test
> # ls test
> foo
# umount bindtest/test
# ls bindtest/test
baz

And there indeed is the missing file.

> Nothing vanishes into "thin air" ;-)

Yeah, I saw that syntax error after sending the mail "into space" would have 
been OK too, but not my combining the two :-)

Thanks for the explanation!

Cheers,
FJP

  reply	other threads:[~2007-11-11 22:40 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-11 10:06 Bind mount bug? Frans Pop
2007-11-11 10:22 ` Frans Pop
2007-11-11 22:00 ` Roland Kuhn
2007-11-11 22:40   ` Frans Pop [this message]
2007-11-11 22:29 ` Jan Engelhardt
2007-11-11 23:42   ` Frans Pop

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