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From: Rob Landley <rob@landley.net>
Organization: Boundaries Unlimited
To: linux-kernel@vger.kernel.org
Subject: How does umount -a interact with namespaces?
Date: Tue, 2 Aug 2005 11:00:20 -0500
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Is there any way for to get a "global" view of all namespaces (even when 
processes that fork request their own filesystem namespace) that init or 
umount -a can use while shutting down the system?

I don't know how umount -a is suppose to be implemented here...

Rob