From mboxrd@z Thu Jan  1 00:00:00 1970
From: Harald Hoyer <harald@redhat.com>
Subject: Re: [[Patch mdadm] 2/5] Move the files mdmon opens into /dev/ to
 support handoff after pivotroot
Date: Wed, 10 Feb 2010 10:46:50 +0100
Message-ID: <4B72808A.60208@redhat.com>
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To: Neil Brown <neilb@suse.de>
Cc: "Mr. James W. Laferriere" <babydr@baby-dragons.com>, Doug Ledford <dledford@redhat.com>, Dan Williams <dan.j.williams@intel.com>, linux-raid maillist <linux-raid@vger.kernel.org>, initramfs@vger.kernel.org, Michal Marek <mmarek@suse.de>, Hans de Goede <hdegoede@redhat.com>, Bill Nottingham <notting@redhat.com>
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On 02/10/2010 02:33 AM, Neil Brown wrote:
> One idea that has occurred to me is that maybe /sys is the right place to put
> this stuff!!!  If only sysfs directories could be writeable, I could write the
> pid file in /sys/class/block/md0/md/mdmon.pid and create a socket with a
> similar name.

Another idea might also be /dev/shm/ which is also writable..