linux-kernel - Re: Swap on loop device on tmpfs locks up machine

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Message-ID: <48DE2BF7.3060905@davidnewall.com>
Date:	Sat, 27 Sep 2008 22:19:59 +0930
From:	David Newall <davidn@...idnewall.com>
To:	Vegard Nossum <vegard.nossum@...il.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: Swap on loop device on tmpfs locks up machine

Vegard Nossum wrote:
> It turns out that swap over loop device on tmpfs will lock up the
> machine.

Doesn't tmpfs use otherwise-free virtual memory?  I expect the machine
would lock up if you put swap (i.e. additional virtual memory) on such a
device.
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