From: Rob Landley <rob@landley.net>
Organization: Boundaries Unlimited
To: Neil Brown <neilb@suse.de>
Subject: Re: pivot_root broken in 2.6.15-rc1-mm2
Date: Wed, 23 Nov 2005 05:43:24 -0600
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Cc: linux-kernel@vger.kernel.org, Al Viro <viro@ftp.linux.org.uk>
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On Tuesday 22 November 2005 20:07, Neil Brown wrote:
> Pivot_root seems to be broken in 2.6.15-rc1-mm2.
>
> I havea initramfs filesystem, mount a ext3 filesystem (which has /mnt)
> at '/root' and
>
>   cd /root
>   pivot . mnt
>
> and it says -EINVAL.

You can't pivot_root initramfs because initramfs is rootfs.

I wrote Documentation/filesystems/ramfs-rootfs-initramfs.txt just for this 
occasion. :)

Rob
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