linux-kernel - Re: [PATCH 1/3] sound: dummy, use setup_timer and mod

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Message-ID: <s5htwznqep7.wl-tiwai@suse.de>
Date:	Mon, 19 Jan 2015 10:53:24 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	linux-kernel@...r.kernel.org, Roman Kollar <rkollar@...l.muni.cz>,
	Jaroslav Kysela <perex@...ex.cz>, alsa-devel@...a-project.org
Subject: Re: [PATCH 1/3] sound: dummy, use setup_timer and mod_timer

At Mon, 19 Jan 2015 10:42:54 +0100,
Jiri Slaby wrote:
> 
> From: Roman Kollar <rkollar@...l.muni.cz>
> 
> Use setup_timer and mod_timer instead of structure assignments as it
> is the preferred way to setup and set the timer.
> 
> Signed-off-by: Roman Kollar <rkollar@...l.muni.cz>
> Signed-off-by: Jiri Slaby <jslaby@...e.cz>
> Cc: Jaroslav Kysela <perex@...ex.cz>
> Cc: Takashi Iwai <tiwai@...e.de>
> Cc: alsa-devel@...a-project.org

Applied this one, thanks.


Takashi

> ---
>  sound/drivers/dummy.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
> index 5d0dfb787cec..d11baaf0f0b4 100644
> --- a/sound/drivers/dummy.c
> +++ b/sound/drivers/dummy.c
> @@ -245,9 +245,8 @@ struct dummy_systimer_pcm {
>  
>  static void dummy_systimer_rearm(struct dummy_systimer_pcm *dpcm)
>  {
> -	dpcm->timer.expires = jiffies +
> -		(dpcm->frac_period_rest + dpcm->rate - 1) / dpcm->rate;
> -	add_timer(&dpcm->timer);
> +	mod_timer(&dpcm->timer, jiffies +
> +		(dpcm->frac_period_rest + dpcm->rate - 1) / dpcm->rate);
>  }
>  
>  static void dummy_systimer_update(struct dummy_systimer_pcm *dpcm)
> @@ -340,9 +339,8 @@ static int dummy_systimer_create(struct snd_pcm_substream *substream)
>  	if (!dpcm)
>  		return -ENOMEM;
>  	substream->runtime->private_data = dpcm;
> -	init_timer(&dpcm->timer);
> -	dpcm->timer.data = (unsigned long) dpcm;
> -	dpcm->timer.function = dummy_systimer_callback;
> +	setup_timer(&dpcm->timer, dummy_systimer_callback,
> +			(unsigned long) dpcm);
>  	spin_lock_init(&dpcm->lock);
>  	dpcm->substream = substream;
>  	return 0;
> -- 
> 2.2.1
> 
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