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Date: Sat, 14 Dec 2002 02:11:52 -0800
From: Andrew Morton <akpm@digeo.com>
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To: Mohamed El Ayouty <melayout@umich.edu>
CC: Rusty Russell <rusty@rustcorp.com.au>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [2.5.51] Failure to mount ext3 root when ext2 compiled in
References: <1039790158.25215.48.camel@syKr0n.mine.nu>
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Mohamed El Ayouty wrote:
> 
> Hi,
> 
> This sounds more like the bug I have opened:
> 
> http://bugme.osdl.org/show_bug.cgi?id=110
> 
> where if CONFIG_DEVFS_FS = Y and CONFIG_DEVFS_MOUNT = Y, you will get:
> 
> VFS: Cannot open root device "hda2" or 03:02
> Please append a correct "root=" boot option
> Kernel panic: VFS: Unable to mount root fs on 03:02
> 
> I worked around it by enabling CONFIG_UNIX98_PTYS = Y under the
> character devices.
> 
> But, a recent update to the bug shows that a patch was posted but nobody
> cared.
> 
> Personally, I think the patch should be merged.

You mean this one?

	http://www.lkml.org/archive/2002/12/13/50/index.html

It appears to simply disable internal mounting of devfs.

In which kernel did this problem first appear?   There were
devfs changes in 2.5.51.
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