Re: [PATCH] oprofile: check whether oprofile perf enabled in op_overflow_handler()

Weng Meiling
2014-02-11T04:36:00Z

Hi Will,

>
>>> how userland can be notified about throttling. Throttling could be
>>> worth for operf too, not only for the oprofile kernel driver.
>>>
>
>>> From a quick look it seems there is also code in x86 that dynamically
>>> adjusts the rate which might be worth being implemented for ARM too.
>>
>> Are you referring to the perf_sample_event_took callback? If so, that
>> certainly looks worth persuing. I'll stick it on my list, thanks!
>>

Is there any progress on this work? Because this is important for me.
Sorry for trouble you.

Thanks!
Weng Meiling