linux-kernel - Re: [PATCH 1/3] workqueue: define mod_scheduled_delayed_work[

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Message-ID: <1725153.RTNj7Pf8GC@vostro.rjw.lan>
Date:	Tue, 12 Mar 2013 00:28:18 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	cpufreq@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linaro-kernel@...ts.linaro.org,
	robin.randhawa@....com, Steve.Bannister@....com,
	Liviu.Dudau@....com, charles.garcia-tobin@....com,
	rickard.andersson@...ricsson.com, fabio.baltieri@...aro.org,
	Tejun Heo <tj@...nel.org>
Subject: Re: [PATCH 1/3] workqueue: define mod_scheduled_delayed_work[_on]() helpers

On Wednesday, February 27, 2013 04:59:10 PM Viresh Kumar wrote:
> The only difference between schedule_delayed_work[_on]() and
> queue_delayed_work[_on]() is the workqueue, work is scheduled on. We may need to
> modify the delay for works queued with schedule_delayed_work[_on]() calls and
> thus adding these helpers.
> 
> First users of these new helpers is cpufreq governors which need to modify the
> delay for its works.
> 
> Cc: Tejun Heo <tj@...nel.org>
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>

Do I assume correctly that you have withdrawn this patch?

Rafael


> ---
>  include/linux/workqueue.h | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
> index 2b58905..864c2b3 100644
> --- a/include/linux/workqueue.h
> +++ b/include/linux/workqueue.h
> @@ -412,6 +412,7 @@ extern bool schedule_delayed_work_on(int cpu, struct delayed_work *work,
>  extern bool schedule_delayed_work(struct delayed_work *work,
>  				  unsigned long delay);
>  extern int schedule_on_each_cpu(work_func_t func);
> +
>  extern int keventd_up(void);
>  
>  int execute_in_process_context(work_func_t fn, struct execute_work *);
> @@ -465,6 +466,11 @@ static inline long work_on_cpu(unsigned int cpu, long (*fn)(void *), void *arg)
>  long work_on_cpu(unsigned int cpu, long (*fn)(void *), void *arg);
>  #endif /* CONFIG_SMP */
>  
> +#define mod_scheduled_delayed_work_on(cpu, dwork, delay)	\
> +	mod_delayed_work_on(cpu, system_wq, dwork, delay)
> +#define mod_scheduled_delayed_work(dwork, delay)		\
> +	mod_delayed_work(system_wq, dwork, delay)
> +
>  #ifdef CONFIG_FREEZER
>  extern void freeze_workqueues_begin(void);
>  extern bool freeze_workqueues_busy(void);
> 
-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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