Re: [PATCH 03/40] staging: rtl8723bs: replace RT_TRACE with public printk wrappers in core/rtw_eeprom.c

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On Wed, Mar 31, 2021 at 12:27:20PM +0200, Greg KH wrote:
> On Wed, Mar 31, 2021 at 11:39:31AM +0200, Fabio Aiuto wrote:
> > replace private macro RT_TRACE for tracing with in-kernel
> > pr_* printk wrappers
> > 
> > Signed-off-by: Fabio Aiuto <fabioaiuto83@xxxxxxxxx>
> > ---
> >  drivers/staging/rtl8723bs/core/rtw_eeprom.c | 26 ++++++++++-----------
> >  1 file changed, 13 insertions(+), 13 deletions(-)
> > 
> > diff --git a/drivers/staging/rtl8723bs/core/rtw_eeprom.c b/drivers/staging/rtl8723bs/core/rtw_eeprom.c
> > index 3cbd65dee741..6176d741d60e 100644
> > --- a/drivers/staging/rtl8723bs/core/rtw_eeprom.c
> > +++ b/drivers/staging/rtl8723bs/core/rtw_eeprom.c
> > @@ -36,7 +36,7 @@ void shift_out_bits(_adapter *padapter, u16 data, u16 count)
> >  _func_enter_;
> >  
> >  	if (padapter->bSurpriseRemoved == true) {
> > -		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
> > +		pr_err("%s padapter->bSurpriseRemoved==true", DRIVER_PREFIX);
> 
> As Dan said, this is not the same thing.  You are now always printing
> out this mess, when before you were not unless you explicitly enabled
> "tracing".

RT_TRACE is enabled if is defined the symbol DEBUG_RTL871X. It doesn't seem to be related 
to tracing. DEBUG_RTL871X is never declared, is commented out in rtl8723bs/include/autoconf.h

that's why RT_TRACE is never printed. If we try to uncomment the symbol definition we have some
comiling errors..

> 
> And you are sending it to the error log?
> 
> And finally, drivers should never be using pr_*() for messages, they
> should be using dev_*() instead as they are a driver and have access to
> a device pointer.
> 
> thanks,
> 
> greg k-h

I still wonder what's best...

thanks,

fabio




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