On Mon, 29 Sep 2003 01:24:03 +0200
Adrian Bunk [off-list ref] wrote:

This is broken since it's legal to compile a module much later than the 
kernel.

Not in this case.

For things inside the kernel, what ipv6 is doing is completely legal.
Changing your config setting in any way in the main kernel tree can
change just about anything else in the kernel, including the layout
of structures.