Re: [PATCH v2] input: don't call input_dev_release_keys() in resume

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Hii Dmitry,

On 14:09 Thu 25 Jul     , Oskar Andero wrote:
> From: Aleksej Makarov <aleksej.makarov@xxxxxxxxxxxxxx>
> 
> When waking up the platform by pressing a specific key, sending a
> release on that key makes it impossible to react on the event in
> user-space. This is fixed by moving the input_reset_device() call to
> resume instead.
> 
> Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> Reviewed-by: Radovan Lekanovic <radovan.lekanovic@xxxxxxxxxxxxxx>
> Signed-off-by: Aleksej Makarov <aleksej.makarov@xxxxxxxxxxxxxx>
> Signed-off-by: Oskar Andero <oskar.andero@xxxxxxxxxxxxxx>
> ---
>  drivers/input/input.c | 11 +----------
>  1 file changed, 1 insertion(+), 10 deletions(-)
> 
> diff --git a/drivers/input/input.c b/drivers/input/input.c
> index c044699..ee3ff16 100644
> --- a/drivers/input/input.c
> +++ b/drivers/input/input.c
> @@ -1676,22 +1676,13 @@ static int input_dev_suspend(struct device *dev)
>  {
>  	struct input_dev *input_dev = to_input_dev(dev);
>  
> -	mutex_lock(&input_dev->mutex);
> -
> -	if (input_dev->users)
> -		input_dev_toggle(input_dev, false);
> -
> -	mutex_unlock(&input_dev->mutex);
> +	input_reset_device(input_dev);
>  
>  	return 0;
>  }
>  
>  static int input_dev_resume(struct device *dev)
>  {
> -	struct input_dev *input_dev = to_input_dev(dev);
> -
> -	input_reset_device(input_dev);
> -
>  	return 0;
>  }

Sorry for bugging you with this patch again! I realize that changes to
input.c is sensitive since it's a central part of the subsystem.
However, the problem of reading input events after wake-up remains.

Does the patch make sense or do you see any potential risks with it?

Thanks,
 Oskar
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