[alsa-devel] [RFC PATCH] ASoC: core: Optimise suspend/resume of DAPM widgets

[Jon Hunter]

On 16/08/18 11:51, Mark Brown wrote:
> On Wed, Aug 15, 2018 at 07:48:47PM +0100, Jon Hunter wrote:
> 
>> So then I made the following change to avoid scheduling the function
>> calls unnecessarily (which I think should be fine) ...
> 
>> Please note that I am just using ktime_get() to log the time on entry
>> and exit from dapm_power_widgets() and so yes the time may not be
>> purely the time take to execute this function if we are preempted,
>> but I am measuring in the same way in both cases and so it does seem
>> to show some improvement.
> 
> That seems like a simple and useful optimization, will you send a patch?

Yes I will send a patch for this.

Cheers
Jon

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