On Tue, 2009-09-29 at 01:19 +0900, Tejun Heo wrote:
> pcpu_setup_first_chunk() incorrectly used NR_CPUS as the impossible
> unit number while unit number can equal and go over NR_CPUS with
> sparse unit map.  This triggers BUG_ON() spuriously on machines which
> have non-power-of-two number of cpus.  Use UINT_MAX instead.
> 
> Signed-off-by: Tejun Heo <tj@kernel.org>
> Reported-by: Tony Vroon <tony@linx.net>
Tested-by: Tony Vroon <tony@linx.net>

> Erghh... stupid mistake.  This should fix it.  Can you please verify?

Confirmed fixed. Thank you Tejun.

Regards,
Tony V.