On Thu, 12 Apr 2012 13:04:30 -0700 Jim Kukunas
[off-list ref] wrote:

<linux/module.h> drags in headers which are not visible to userspace,
thus breaking the build for the test program.

Signed-off-by: Jim Kukunas <redacted>

I've applied this and the following three.
They should be visible in
   git://neil.brown.name/md/ for-next
   git://github.com/neilbrown/linux md/for-next
(a fair way down the list from HEAD).

Thanks,
NeilBrown