This patch is for employing the generic hardirq framework for m32r.
Now CONFIG_GENERIC_HARDIRQS is set to Y by default.

  - Update to use GENERIC_HARDIRQ framework. 
  - Fix PREEMPT_ACTIVE definition (changeset 1.2000.16.20)
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>