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SubjectRe: [PATCH] percpu: fix unit_map[] verification in pcpu_setup_first_chunk()
Tony Vroon wrote:
> 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 <>
>> Reported-by: Tony Vroon <>
> Tested-by: Tony Vroon <>
>> Erghh... stupid mistake. This should fix it. Can you please verify?
> Confirmed fixed. Thank you Tejun.

Thank you. Will push out later today.


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