Messages in this thread | | | Date | Tue, 17 Feb 2015 09:35:24 +0100 | From | Sebastian Andrzej Siewior <> | Subject | Re: i.MX6, PREEMPT-RT and interactive cpufreq governor |
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* Andrey Smirnov | 2014-06-10 11:52:05 [-0700]:
>Eventually I am hoping to disable any sorts of frequency scaling or >power management on our system, but I am still curious to know if that >is a known issue patches for which exist. Does anyone has any leads/suggestions?
You need to breakout of the preempt_disable() region. However having cpufreq running will have major effect on your latency so this might not what you want in the long term.
>Thank you, >Andrey Smirnov
Sebastian
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