Re: [PATCH] ALSA: pcm: constify action_ops structures

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On Sun, 29 Nov 2015 16:36:40 +0100,
Julia Lawall wrote:
> 
> The action_ops structures are never modified, so declare them as const.
> 
> Done with the help of Coccinelle.
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>

Applied, thanks.


Takashi

> 
> ---
>  sound/core/pcm_native.c |   26 +++++++++++++-------------
>  1 file changed, 13 insertions(+), 13 deletions(-)
> 
> diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
> index a8b27cd..fadd3eb 100644
> --- a/sound/core/pcm_native.c
> +++ b/sound/core/pcm_native.c
> @@ -875,7 +875,7 @@ struct action_ops {
>   *  Note: the stream state might be changed also on failure
>   *  Note2: call with calling stream lock + link lock
>   */
> -static int snd_pcm_action_group(struct action_ops *ops,
> +static int snd_pcm_action_group(const struct action_ops *ops,
>  				struct snd_pcm_substream *substream,
>  				int state, int do_lock)
>  {
> @@ -932,7 +932,7 @@ static int snd_pcm_action_group(struct action_ops *ops,
>  /*
>   *  Note: call with stream lock
>   */
> -static int snd_pcm_action_single(struct action_ops *ops,
> +static int snd_pcm_action_single(const struct action_ops *ops,
>  				 struct snd_pcm_substream *substream,
>  				 int state)
>  {
> @@ -952,7 +952,7 @@ static int snd_pcm_action_single(struct action_ops *ops,
>  /*
>   *  Note: call with stream lock
>   */
> -static int snd_pcm_action(struct action_ops *ops,
> +static int snd_pcm_action(const struct action_ops *ops,
>  			  struct snd_pcm_substream *substream,
>  			  int state)
>  {
> @@ -984,7 +984,7 @@ static int snd_pcm_action(struct action_ops *ops,
>  /*
>   *  Note: don't use any locks before
>   */
> -static int snd_pcm_action_lock_irq(struct action_ops *ops,
> +static int snd_pcm_action_lock_irq(const struct action_ops *ops,
>  				   struct snd_pcm_substream *substream,
>  				   int state)
>  {
> @@ -998,7 +998,7 @@ static int snd_pcm_action_lock_irq(struct action_ops *ops,
>  
>  /*
>   */
> -static int snd_pcm_action_nonatomic(struct action_ops *ops,
> +static int snd_pcm_action_nonatomic(const struct action_ops *ops,
>  				    struct snd_pcm_substream *substream,
>  				    int state)
>  {
> @@ -1056,7 +1056,7 @@ static void snd_pcm_post_start(struct snd_pcm_substream *substream, int state)
>  	snd_pcm_timer_notify(substream, SNDRV_TIMER_EVENT_MSTART);
>  }
>  
> -static struct action_ops snd_pcm_action_start = {
> +static const struct action_ops snd_pcm_action_start = {
>  	.pre_action = snd_pcm_pre_start,
>  	.do_action = snd_pcm_do_start,
>  	.undo_action = snd_pcm_undo_start,
> @@ -1107,7 +1107,7 @@ static void snd_pcm_post_stop(struct snd_pcm_substream *substream, int state)
>  	wake_up(&runtime->tsleep);
>  }
>  
> -static struct action_ops snd_pcm_action_stop = {
> +static const struct action_ops snd_pcm_action_stop = {
>  	.pre_action = snd_pcm_pre_stop,
>  	.do_action = snd_pcm_do_stop,
>  	.post_action = snd_pcm_post_stop
> @@ -1224,7 +1224,7 @@ static void snd_pcm_post_pause(struct snd_pcm_substream *substream, int push)
>  	}
>  }
>  
> -static struct action_ops snd_pcm_action_pause = {
> +static const struct action_ops snd_pcm_action_pause = {
>  	.pre_action = snd_pcm_pre_pause,
>  	.do_action = snd_pcm_do_pause,
>  	.undo_action = snd_pcm_undo_pause,
> @@ -1273,7 +1273,7 @@ static void snd_pcm_post_suspend(struct snd_pcm_substream *substream, int state)
>  	wake_up(&runtime->tsleep);
>  }
>  
> -static struct action_ops snd_pcm_action_suspend = {
> +static const struct action_ops snd_pcm_action_suspend = {
>  	.pre_action = snd_pcm_pre_suspend,
>  	.do_action = snd_pcm_do_suspend,
>  	.post_action = snd_pcm_post_suspend
> @@ -1375,7 +1375,7 @@ static void snd_pcm_post_resume(struct snd_pcm_substream *substream, int state)
>  	snd_pcm_timer_notify(substream, SNDRV_TIMER_EVENT_MRESUME);
>  }
>  
> -static struct action_ops snd_pcm_action_resume = {
> +static const struct action_ops snd_pcm_action_resume = {
>  	.pre_action = snd_pcm_pre_resume,
>  	.do_action = snd_pcm_do_resume,
>  	.undo_action = snd_pcm_undo_resume,
> @@ -1478,7 +1478,7 @@ static void snd_pcm_post_reset(struct snd_pcm_substream *substream, int state)
>  		snd_pcm_playback_silence(substream, ULONG_MAX);
>  }
>  
> -static struct action_ops snd_pcm_action_reset = {
> +static const struct action_ops snd_pcm_action_reset = {
>  	.pre_action = snd_pcm_pre_reset,
>  	.do_action = snd_pcm_do_reset,
>  	.post_action = snd_pcm_post_reset
> @@ -1522,7 +1522,7 @@ static void snd_pcm_post_prepare(struct snd_pcm_substream *substream, int state)
>  	snd_pcm_set_state(substream, SNDRV_PCM_STATE_PREPARED);
>  }
>  
> -static struct action_ops snd_pcm_action_prepare = {
> +static const struct action_ops snd_pcm_action_prepare = {
>  	.pre_action = snd_pcm_pre_prepare,
>  	.do_action = snd_pcm_do_prepare,
>  	.post_action = snd_pcm_post_prepare
> @@ -1618,7 +1618,7 @@ static void snd_pcm_post_drain_init(struct snd_pcm_substream *substream, int sta
>  {
>  }
>  
> -static struct action_ops snd_pcm_action_drain_init = {
> +static const struct action_ops snd_pcm_action_drain_init = {
>  	.pre_action = snd_pcm_pre_drain_init,
>  	.do_action = snd_pcm_do_drain_init,
>  	.post_action = snd_pcm_post_drain_init
> 
> 
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