linux-kernel - Re: [PATCH V3 3/5] cpufreq: ondemand: queue work for policy->cpus together

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Message-ID: <20151028083424.GF30039@ubuntu>
Date:	Wed, 28 Oct 2015 14:04:24 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	linaro-kernel@...ts.linaro.org, linux-pm@...r.kernel.org,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V3 3/5] cpufreq: ondemand: queue work for policy->cpus
 together

On 28-10-15, 08:33, Rafael J. Wysocki wrote:
> It looks like we shouldn't be using delayed works for this, really.
> 
> We should be using timer functions and normal work items.  Schedule the
> timer function on all CPUs sharing the policy and then queue up the
> work item from the first one that executes the timer.  Then make the
> timer function bail out immediately until the work has completed and
> re-schedule the timers from the work item.

Okay, I will try to get some code out for that then.

-- 
viresh
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