On 26/01/15 11:47, Markos Chandras wrote:
> On 01/26/2015 11:36 AM, James Hogan wrote:
>
>>
>>> + raw_current_cpu_data.htw_seq++; \
>>
>> not "if (!raw_current_cpu_data.htw_seq++)) {"?
> Why?
>
> on _stop() calls you just increment it. The _start() will do the right
> thing then.
>
> I think what you suggest it to move the if() condition from the _start()
> to _stop().
I just mean you only need to disable htw the first time its called. I
guess the extra branch every time could be worse than the extra disable
and ehb when nesting does occur, so its probably premature optimisation.
Up to you.
Cheers
James
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