From: Alan Modra <amodra@bigpond.net.au>

Give the kernel an OPD section, required for recent ppc64 toolchains.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>