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Date:   Sat, 17 Feb 2018 13:33:48 -0700
From:   Jerry Hoemann <jerry.hoemann@hpe.com>
To:     Marcus Folkesson <marcus.folkesson@gmail.com>
Cc:     Guenter Roeck <linux@roeck-us.net>, wim@linux-watchdog.org,
        linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org,
        rwright@hpe.com, maurice.a.saldivar@hpe.com, mingo@kernel.org
Subject: Re: [v3,04/11] watchdog/hpwdt: white space changes
Message-ID: <20180217203348.GC27788@anatevka.americas.hpqcorp.net>
Reply-To: Jerry.Hoemann@hpe.com
References: <20180215234400.5022-5-jerry.hoemann@hpe.com>
 <20180217161734.GA671@roeck-us.net>
 <20180217193208.GA27788@anatevka.americas.hpqcorp.net>
 <20180217202753.GA13626@gmail.com>
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On Sat, Feb 17, 2018 at 09:27:53PM +0100, Marcus Folkesson wrote:
> On Sat, Feb 17, 2018 at 12:32:08PM -0700, Jerry Hoemann wrote:
> > On Sat, Feb 17, 2018 at 08:17:34AM -0800, Guenter Roeck wrote:
> > > On Thu, Feb 15, 2018 at 04:43:53PM -0700, Jerry Hoemann wrote:
> > > > Minor white space changes and some name clean up.
> > > > 
> > > > Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
> > > > ---
> > > >  MODULE_DEVICE_TABLE(pci, hpwdt_devices);
> > > >  
> > > > @@ -102,7 +100,7 @@ static int hpwdt_time_left(void)
> > > >  	return TICKS_TO_SECS(ioread16(hpwdt_timer_reg));
> > > >  }
> > > >  
> > > > -#ifdef CONFIG_HPWDT_NMI_DECODING
> > > > +#ifdef CONFIG_HPWDT_NMI_DECODING	/* { */
> > > >  static int hpwdt_my_nmi(void)
> > > >  {
> > > >  	return ioread8(hpwdt_nmistat) & 0x6;
> > > > @@ -133,7 +131,7 @@ static int hpwdt_pretimeout(unsigned int ulReason, struct pt_regs *regs)
> > > >  
> > > >  	return NMI_HANDLED;
> > > >  }
> > > > -#endif /* CONFIG_HPWDT_NMI_DECODING */
> > > > +#endif					/* } */
> > > 
> > > I disagree with those changes. While I don't object to adding the '{'
> > > per se, I find it very useful to have the 'CONFIG_HPWDT_NMI_DECODING'
> > > with an endif to be able to associate it with the matching #ifdef.
> 
> Well, it does not follow our coding style.
> 
> Documentation/process/coding-style.rst:
> 
> 	At the end of any non-trivial #if or #ifdef block (more than a few lines),
> 	place a comment after the #endif on the same line, noting the conditional
> 	expression used.  For instance:
> 
> 	.. code-block:: c
> 
> 		#ifdef CONFIG_SOMETHING
> 		...
> 		#endif /* CONFIG_SOMETHING */
> 
> > 
> > The matching /* { */ and /* } */ allow for quickly the finding of the
> > matching ifdef/endif.
> > 
> > In the "vim" editor, the command '%' will take one from one curly paren to its
> > matching curly paren...
> 
> '%' in vim let you jump between matching ifdef/endif as well.

Interesting.  Didn't know that.  In that light, I'll redact the white space
changes.

Thanks 

> 
> > 
> > There is a similar sequence for emacs.
> > 
> > > 
> > > Deferring to Wim.
> > > 
> > > Guenter
> > > 
> > 
> > -- 
> > 
> > -----------------------------------------------------------------------------
> > Jerry Hoemann                  Software Engineer   Hewlett Packard Enterprise
> > -----------------------------------------------------------------------------
> 
> Thanks,
> Marcus Folkesson


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Jerry Hoemann                  Software Engineer   Hewlett Packard Enterprise
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