Re: [PATCH 3/3 v3] cpufreq: governor: Replace timers with utilization update callbacks
From: Viresh Kumar
Date: Mon Feb 08 2016 - 06:52:56 EST
On 08-02-16, 03:08, Rafael J. Wysocki wrote:
> Moreover, update_sampling_rate() doesn't need to walk the cpu_dbs_infos,
> it may walk policies instead. Like after the (untested) appended patch.
>
> Then, if we have a governor_data_lock in struct policy, we can use that
> to protect policy_dbs while it is being access there and we're done.
>
> I'll try to prototype something along these lines tomorrow.
I have solved that in a different way, and dropped the lock from
update_sampling_rate(). Please see if that looks good.
--
viresh