From: Neil Brown <neilb@suse.de>
To: Andrew Walrond <andrew@walrond.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Modular kernel (2.6.20) and software raid auto detection
Date: Fri, 16 Feb 2007 10:32:19 +1100 [thread overview]
Message-ID: <17876.60803.90156.440903@notabene.brown> (raw)
In-Reply-To: message from Andrew Walrond on Thursday February 15
On Thursday February 15, andrew@walrond.org wrote:
>
> With my ide driver and the md stuff all built into the kernel, my software
> raid drives and associated /dev/md? devices are detected and created by the
> kernel.
Yep.
>
> With the md stuff built in but the ide driver modular and loaded later by
> udev, the drives are not detected.
No, they aren't.
>
> So, I guessed that perhaps if I made the md stuff modular aswell and load it
> _after_ loading the ide driver, this might kickstart the auto-detect stuff.
> But it didn't :(
No, it wouldn't.
>
> Is there a way to make auto-detection work without having the ide driver built
> in?
Don't use in-kernel auto-detection. Use mdadm to do the
auto-detection for you.
mdadm --assemble --scan --homehost='<system>' --auto-update-homehost
might work providing your hostname has been set by the time it runs.
NeilBrown
prev parent reply other threads:[~2007-02-15 23:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-15 19:19 Modular kernel (2.6.20) and software raid auto detection Andrew Walrond
2007-02-15 23:32 ` Neil Brown [this message]
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