Here is a trivial patch that is required to boot the latest 2.6.7 tree
on the SGI 512p system.

Initialize the busy_factor in the sched_domain_init table.  Otherwise,
booting hangs doing excessive load balance operations.
Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>