Re: [PATCH -v3] perf, x86: try to handle unknown nmis with runningperfctrs

From: Yinghai Lu
Date: Fri Aug 27 2010 - 15:02:41 EST


On 08/27/2010 11:57 AM, Don Zickus wrote:
> On Fri, Aug 27, 2010 at 10:10:38AM +0200, Robert Richter wrote:
>>>
>>> inc_irq_stat(apic_perf_irqs);
>>> ack = status;
>>> + intel_pmu_ack_status(ack);
>>
>> I would slightly change the patch:
>>
>> There is no need for the ack variable anymore, you could directly work
>> with the status.
>>
>> I would call intel_pmu_ack_status() as close as possible after the
>> intel_pmu_get_status(), which is after 'again:'.
>>
>
> Here is another version of the patch, which uses Robert's suggestion of
> removing the ack variable

Can you resend all three updated patches?

Thanks

Yinghai
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