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To: gentoo-user@lists.gentoo.org
From:  walt <w41ter@gmail.com>
Subject: [gentoo-user]  Re: [OT] ESATA drive changes the root device -- how to deal with
 it?
Date:  Thu, 11 Jun 2009 14:26:17 -0700
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walt wrote:
> Okay, my root partition is on /dev/sda (normally), which is a sata
> drive connected to the onboard sata controller.
>
> The problem is that I also have a plug-in ESATA docking station, which
> is not always powered on. When it *is* powered on, my kernel names the
> disk /dev/sda, and that forces the root device to be named /dev/sdb
> instead of sda. Crashing ensues during bootup...

Here's an interesting factoid -- somewhere between kernel 2.6.28 and
2.6.30, the system for naming scsi disks changed.  All I did was use
a newer kernel and the reversing device names went away.