linux-kernel - Re: [PATCH 1/2] staging: rtl8723bs: change remaining printk to proper api

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Message-ID: <d20087fc-586e-4a52-99e6-6a09b33ed00e@stanley.mountain>
Date: Tue, 15 Oct 2024 12:42:06 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Rodrigo Gobbi <rodrigo.gobbi.7@...il.com>
Cc: gregkh@...uxfoundation.org, philipp.g.hortmann@...il.com,
	~lkcamp/patches@...ts.sr.ht, linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] staging: rtl8723bs: change remaining printk to
 proper api

On Mon, Oct 14, 2024 at 10:47:37PM -0300, Rodrigo Gobbi wrote:
> As part of TODO file for future work, use dyn debug api for
> remaining printk statements.
> 
> Signed-off-by: Rodrigo Gobbi <rodrigo.gobbi.7@...il.com>
> ---
>  drivers/staging/rtl8723bs/core/rtw_mlme_ext.c     |  6 +++---
>  drivers/staging/rtl8723bs/hal/hal_com.c           |  7 ++++---
>  drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c | 10 ++++++----
>  drivers/staging/rtl8723bs/os_dep/sdio_intf.c      |  2 +-
>  4 files changed, 14 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> index bbdd5fce28a1..58da34f125db 100644
> --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
> @@ -1870,10 +1870,10 @@ unsigned int OnAction_sa_query(struct adapter *padapter, union recv_frame *precv
>  	if (0) {
>  		int pp;
>  
> -		printk("pattrib->pktlen = %d =>", pattrib->pkt_len);
> +		pr_debug("pattrib->pktlen = %d =>", pattrib->pkt_len);
>  		for (pp = 0; pp < pattrib->pkt_len; pp++)
> -			printk(" %02x ", pframe[pp]);
> -		printk("\n");
> +			pr_debug(" %02x ", pframe[pp]);
> +		pr_debug("\n");

No, this isn't right.  You'd need to use a mix of dev_dbg() and pr_cont().
Basically in drivers it should always be dev_ printks except for pr_cont().

regards,
dan carpenter