linux-kernel - Re: [PATCH v2 50/50] staging: rtl8723bs: macro DRIVER

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Date:   Tue, 27 Apr 2021 16:03:04 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Fabio Aiuto <fabioaiuto83@...il.com>
Cc:     joe@...ches.com, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 50/50] staging: rtl8723bs: macro DRIVER_PREFIX expands
 to lowercase driver name

On Tue, Apr 27, 2021 at 02:41:35PM +0200, Fabio Aiuto wrote:
> On Tue, Apr 27, 2021 at 01:04:09PM +0200, Greg KH wrote:
> > On Sat, Apr 24, 2021 at 11:02:33AM +0200, Fabio Aiuto wrote:
> > > macro DRIVER_PREFIX expands to lowercase driver name.
> > > 
> > > Signed-off-by: Fabio Aiuto <fabioaiuto83@...il.com>
> > > ---
> > >  drivers/staging/rtl8723bs/include/rtw_debug.h | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > diff --git a/drivers/staging/rtl8723bs/include/rtw_debug.h b/drivers/staging/rtl8723bs/include/rtw_debug.h
> > > index 189f02a8300a..3a5b083e95a1 100644
> > > --- a/drivers/staging/rtl8723bs/include/rtw_debug.h
> > > +++ b/drivers/staging/rtl8723bs/include/rtw_debug.h
> > > @@ -7,7 +7,7 @@
> > >  #ifndef __RTW_DEBUG_H__
> > >  #define __RTW_DEBUG_H__
> > >  
> > > -#define DRIVER_PREFIX "RTL8723BS: "
> > > +#define DRIVER_PREFIX "rtl8723bs: "
> > 
> > KBUILD_MODNAME should be used here, in the future.
> 
> ok, got it
> 
> > 
> > But really, this shouldn't be needed at all, it's kind of pointless (if
> > it is being used, then odds are the places it is being used is wrong...)
> > 
> > thanks,
> > 
> > greg k-h
> 
> fabio@...pe:~/src/git/kernels/staging$ grep -r DRIVER_PREFIX drivers/staging/rtl8723bs/
> drivers/staging/rtl8723bs/hal/rtl8723b_cmd.c:	print_hex_dump_debug(DRIVER_PREFIX ": u1H2CRsvdPageParm:", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/rtl8723b_cmd.c:	print_hex_dump_debug(DRIVER_PREFIX ": u1H2CMediaStatusRptParm:", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/rtl8723b_cmd.c:	print_hex_dump_debug(DRIVER_PREFIX ": u1H2CMacIdConfigParm:", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/rtl8723b_cmd.c:	print_hex_dump_debug(DRIVER_PREFIX ": u1H2CRssiSettingParm:", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/rtl8723b_cmd.c:	print_hex_dump_debug(DRIVER_PREFIX ": u1H2CPwrModeParm:", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/rtl8723b_cmd.c:	print_hex_dump_debug(DRIVER_PREFIX ": u1H2CPsTuneParm:", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/hal_com.c:	print_hex_dump_debug(DRIVER_PREFIX ": c2h_evt_read(): ", DUMP_PREFIX_NONE,
> drivers/staging/rtl8723bs/hal/hal_com.c:	print_hex_dump_debug(DRIVER_PREFIX ": c2h_evt_read(): Command Content:\n",
> drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c:	print_hex_dump_debug(DRIVER_PREFIX ": C2HPacketHandler_8723B(): Command Content:\n",

Drivers should not be dumping hex data like this to the kernel log, I
bet they can all be removed :)

thanks,

greg k-h