Messages in this thread | | | Date | Sat, 11 Aug 2007 17:07:04 +0100 | From | Al Viro <> | Subject | Re: Use of directories to hold root? |
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On Sat, Aug 11, 2007 at 05:55:37PM +0200, Jan Engelhardt wrote: > > On Aug 10 2007 17:08, H. Peter Anvin wrote: > >Jan Engelhardt wrote: > >> On Aug 10 2007 17:24, Mark Cannon wrote: > >>> You pass the kernel the root option to specify the root partition. > >>> Is there a way to identify a directory in that partition that holds the > >>> root or something equivalent to this? > >> > >> No, but you can use pivot_root. > > > >Or better yet, use an initramfs with MS_MOVE; same as you would with the > >"normal" use of initramfs. > > mount --move /foo / > => error
mount("foo", "foo", NULL, MS_BIND, 0); chdir("foo"); mount(".", "/", NULL, MS_MOVE, 0); chroot("."); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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