RE: [PATCH v1] mmc: core: Re-use DEFINE_SHOW_ATTRIBUTE() macro

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> -----Original Message-----
> From: linux-mmc-owner@xxxxxxxxxxxxxxx [mailto:linux-mmc-
> owner@xxxxxxxxxxxxxxx] On Behalf Of Andy Shevchenko
> Sent: Wednesday, February 14, 2018 5:45 PM
> To: Ulf Hansson <ulf.hansson@xxxxxxxxxx>; Linus Walleij
> <linus.walleij@xxxxxxxxxx>; linux-mmc@xxxxxxxxxxxxxxx
> Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Subject: [PATCH v1] mmc: core: Re-use DEFINE_SHOW_ATTRIBUTE() macro
> 
> ...instead of open coding file operations followed by custom ->open()
> callbacks per each attribute.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Reviewed-by: Avri Altman <avri.altman@xxxxxxx>

Looks fine.
Cheers,
Avri

> ---
>  drivers/mmc/core/debugfs.c | 13 +------------
>  1 file changed, 1 insertion(+), 12 deletions(-)
> 
> diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c index
> 0f4a7d7b2626..c51e0c044a3e 100644
> --- a/drivers/mmc/core/debugfs.c
> +++ b/drivers/mmc/core/debugfs.c
> @@ -196,18 +196,7 @@ static int mmc_ios_show(struct seq_file *s, void
> *data)
> 
>  	return 0;
>  }
> -
> -static int mmc_ios_open(struct inode *inode, struct file *file) -{
> -	return single_open(file, mmc_ios_show, inode->i_private);
> -}
> -
> -static const struct file_operations mmc_ios_fops = {
> -	.open		= mmc_ios_open,
> -	.read		= seq_read,
> -	.llseek		= seq_lseek,
> -	.release	= single_release,
> -};
> +DEFINE_SHOW_ATTRIBUTE(mmc_ios);
> 
>  static int mmc_clock_opt_get(void *data, u64 *val)  {
> --
> 2.15.1
> 
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