From: Herbert Poetzl <herbert@13thfloor.at>
To: Matt Domsch <Matt_Domsch@dell.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC][PATCH 2.4] EDD 4-byte MBR disk signature for the boot disk
Date: Sat, 25 Oct 2003 04:28:03 +0200 [thread overview]
Message-ID: <20031025022803.GA18168@DUK2.13thfloor.at> (raw)
In-Reply-To: <20031014133804.GC15295@iguana.domsch.com>
On Tue, Oct 14, 2003 at 08:38:09AM -0500, Matt Domsch wrote:
> > Can you remind me why you want to retrieve the boot disk?
>
> Fair question. Consider the case of automated factory install of a
> new system. One may configure the system to have multiple disk
> controllers and multiple disks on them, attached in just about any
> way. One common configuration our customers like is to have two disks
> attached to one controller on which to put the OS, then maybe 8 more
> disks on a second SCSI backplane going to two channels of another
> controller on which they want to build their database files.
>
> Right now, there's no good way to determine programatically from
> within Linux which disk controller and disk the BIOS will decide is
> the boot device.
hmm, IIRC devfs makes a /dev/root symlink pointing
to the root device ... is this not what you want?
please ignore if I talk nonsense ...
best,
Herbert
next prev parent reply other threads:[~2003-10-25 2:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-10 14:05 Matt Domsch
2003-10-10 14:51 ` Jamie Lokier
2003-10-10 16:50 ` Matt Domsch
2003-10-10 20:28 ` Jamie Lokier
2003-10-14 10:45 ` Andries Brouwer
2003-10-14 13:38 ` Matt Domsch
2003-10-25 2:28 ` Herbert Poetzl [this message]
2003-10-25 4:56 ` Valdis.Kletnieks
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