Re: [PATCH net-next resend 10/13] debugfs: constify argument to debugfs_real_fops()

From: Greg Kroah-Hartman
Date: Thu Nov 10 2016 - 09:25:56 EST


On Thu, Nov 03, 2016 at 05:12:06PM +0000, Jakub Kicinski wrote:
> seq_file users can only access const version of file pointer,
> because the ->file member of struct seq_operations is marked
> as such. Make parameter to debugfs_real_fops() const.
>
> CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> CC: Nicolai Stange <nicstange@xxxxxxxxx>
> CC: Christian Lamparter <chunkeey@xxxxxxxxx>
> CC: LKML <linux-kernel@xxxxxxxxxxxxxxx>
> Signed-off-by: Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx>
> ---
> include/linux/debugfs.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
> index 4d3f0d1aec73..bf1907d96097 100644
> --- a/include/linux/debugfs.h
> +++ b/include/linux/debugfs.h
> @@ -52,7 +52,8 @@ struct debugfs_regset32 {
> * Must only be called under the protection established by
> * debugfs_use_file_start().
> */
> -static inline const struct file_operations *debugfs_real_fops(struct file *filp)
> +static inline const struct file_operations *
> +debugfs_real_fops(const struct file *filp)

Ick. Tell me that looks better :(

Please just don't wrap things like that, just make it go longer than 80
columns, I can handle the complaints...

thanks,

greg k-h