Re: [PATCH 1/1] x86: Add check for node passed to node_to_cpumask V3

[Mike Travis <travis@sgi.com>]

Vegard Nossum wrote:
> On Thu, Jul 3, 2008 at 10:44 AM, Ingo Molnar <mingo@elte.hu> wrote:
>> * Mike Travis <travis@sgi.com> wrote:
>>
>>> Subject: [PATCH 1/1] x86: Add check for node passed to node_to_cpumask V3
>>>
>>>   * When CONFIG_DEBUG_PER_CPU_MAPS is set, the node passed to
>>>     node_to_cpumask and node_to_cpumask_ptr should be validated.
>>>     If invalid, then a dump_stack is performed and a zero cpumask
>>>     is returned.
>>>
>>> Based on "Fri Jun 27 10:06:06 PDT 2008" tip/master...  ;-)
>>>
>>> Signed-off-by: Mike Travis <travis@sgi.com>
>>> ---
>>> V2: Slightly different version to remove a compiler warning.
>>> V3: Redone to reflect moving setup.c -> setup_percpu.c
>> applied to tip/x86/unify-setup - thanks Mike.
>>
>> Vegard, can i add your Acked-by too?
> 
> To be honest, I'd prefer that the function returns a const pointer.
> Mike and I have both reviewed all callers independently and concluded
> that there is no problem in doing this, and that, in fact, this is the
> correct way to deal with it.
> 
> So if Mike submits a V4 with this const return type, or another patch
> on top of this one, I'll ack it :-)
> 
> 
> Vegard
> 

Sure, I can do this...

Thanks,
Mike