Re: [PATCH] drivers/staging/dgnc: Updating dev_dbg function

[Greg Kroah-Hartman]

On Wed, Mar 22, 2017 at 01:17:57PM +0530, Pushkar Jambhlekar wrote:
> Making use of __func__ instead of using function name directly in dev_dbg.
> 
> Signed-off-by: Pushkar Jambhlekar <pushkar.iit@xxxxxxxxx>
> ---
>  drivers/staging/dgnc/dgnc_tty.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
> index f7e754e..b0c88b8 100644
> --- a/drivers/staging/dgnc/dgnc_tty.c
> +++ b/drivers/staging/dgnc/dgnc_tty.c
> @@ -1858,13 +1858,13 @@ static void dgnc_tty_send_xchar(struct tty_struct *tty, char c)
>  	if (!bd || bd->magic != DGNC_BOARD_MAGIC)
>  		return;
>  
> -	dev_dbg(tty->dev, "dgnc_tty_send_xchar start\n");
> +	dev_dbg(tty->dev, "%s start\n", __func__);

As I stated on the mailing list a few days ago, these lines need to just
be deleted entirely, as we have ftrace to help with this type of thing.

thanks,

greg k-h