Messages in this thread | | | Date | Wed, 15 Feb 2006 07:10:18 +0000 | From | Al Viro <> | Subject | Re: root=/dev/sda1 fails but root=0x0801 works... |
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On Tue, Feb 14, 2006 at 10:59:50PM -0800, Andrew Morton wrote: > Al Viro <viro@ftp.linux.org.uk> wrote: > > > > Read init/do_mounts.c::name_to_dev_t(). > > > > I tried to do that a while ago, when I was trying to use it for > name_to_dev_t()ing in swsusp somewhere. > > > >From my notes at the time: > > a) It barfs if /sys is already mounted.
It's called from late boot code.
> b) Fix that, mkdir and mount barf because it needs set_fs(KERNEL_DS)
It's called from late boot code, running as kernel thread.
> c) Fix that, it barfs because name_to_dev_t is just broken. It is > accessing the wrong pathnames in /sys.
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