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Re: 2.6.4 can't mount root xfs

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: 2.6.4 can't mount root xfs
From: Adam Cioccarelli <alciocca@xxxxxxx>
Date: Wed, 17 Mar 2004 08:24:32 +1100
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <20040316201100.A5454@infradead.org>
References: <20040316193914.GA1564@palkovic.org> <20040316194423.A4914@infradead.org> <20040316195341.GB4059@saytrin.hq.k1024.org> <20040316201100.A5454@infradead.org>
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That's odd, because I am using 2.6.4 with devfs and I have root=/dev/hdb5 in my 

Would having CONFIG_DEVFS_MOUNT=y make a difference?


On Tue, Mar 16, 2004 at 08:11:00PM +0000, Christoph Hellwig wrote:
> On Tue, Mar 16, 2004 at 09:53:41PM +0200, Iustin Pop wrote:
> > Not necesarily. I have (for a long time, on many systems) used devfs and
> > boot with grub with /dev/hda5 or such.
> With 2.4 kernels you can pass non-devfs names on devfs systems, on 2.6
> you can't.
> > AFAIK the kernel just parses the
> > root device specification into a (major, minor) pair and uses that (i.e.
> > the kernel doesn't look into /dev for mounting the root filesystem).
> for non-devfs kernel that's true.  In Linux 2.4 a devfs kernel tries to
> look it up in devfs in addition and with Linux 2.6 _only_.
> > But I could also be very wrong :)
> You weren't that wrong actually :)

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