linux-kernel - Re: [PATCH 03/40] staging: rtl8723bs: replace RT_TRACE with public printk wrappers in core/rtw

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Date:   Wed, 31 Mar 2021 14:19:59 +0200
From:   Fabio Aiuto <fabioaiuto83@...il.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     dan.carpenter@...cle.com, joe@...ches.com,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 03/40] staging: rtl8723bs: replace RT_TRACE with public
 printk wrappers in core/rtw_eeprom.c

On Wed, Mar 31, 2021 at 12:48:20PM +0200, Greg KH wrote:
> On Wed, Mar 31, 2021 at 12:36:31PM +0200, Fabio Aiuto wrote:
> > 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@...il.com>
> > > > ---
> > > >  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"));
> > 
> > I looked at this ---------------------------------------^
> > and so I thought that pr_err was good...
> 
> But you missed the fact that RT_TRACE() does not always spit this stuff
> out.
> 
> And I don't know what _drv_err_ is, but tracing messages should never go
> to an error log :)

ok, got it 

> 
> > my aim was remove private macros replicating component tracing and log levels...
> 
> That's a great goal!
> 
> > so what's best? Keep a simplyfied RT_TRACE encapsulating a dev_* call?
> 
> replace them with dev_dbg() is one way, if they really are even needed
> at all.  At this point in time, I would strongly just recommend removing
> them all as no one is using them for anything.
> 
> thanks,
> 
> greg k-h

I will remove then,

thank you,

fabio