linux-kernel - Re: [PATCH] drivers/hwmon: Use pr_fmt and pr

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Message-ID: <1287547662.10409.618.camel@Joe-Laptop>
Date:	Tue, 19 Oct 2010 21:07:42 -0700
From:	Joe Perches <joe@...ches.com>
To:	Guenter Roeck <guenter.roeck@...csson.com>
Cc:	Jean Delvare <khali@...ux-fr.org>,
	Hans de Goede <j.w.r.degoede@....nl>,
	Alistair John Strachan <alistair@...zero.co.uk>,
	Henrik Rydberg <rydberg@...omail.se>,
	"Mark M. Hoffman" <mhoffman@...htlink.com>,
	Luca Tettamanti <kronos.it@...il.com>,
	Fenghua Yu <fenghua.yu@...el.com>,
	Juerg Haefliger <juergh@...il.com>,
	Eric Piel <eric.piel@...mplin-utc.net>,
	Jim Cromie <jim.cromie@...il.com>,
	Roger Lucas <vt8231@...denengine.co.uk>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drivers/hwmon: Use pr_fmt and pr_<level>

On Tue, 2010-10-19 at 20:53 -0700, Guenter Roeck wrote:
> On Tue, Oct 19, 2010 at 11:34:18PM -0400, Joe Perches wrote:
> > On Tue, 2010-10-19 at 20:29 -0700, Guenter Roeck wrote:
> > > There are several lines longer than 80 characters.
> > > Does this rule no longer apply ?
> > 80 columns isn't checked for printk format strings.
> Interesting.
> > A kernel general preference may be to keep formats as
> > a single string without line breaks so that grep works
> > better.
> > > Oddly enough, there are only four checkpatch warnings about long lines,
> > > even though there are many more.
> > The version I use doesn't show any warnings.
> checkpatch.pl from both v2.6.36-rc7 and v2.6.36-rc6 do report warnings.
> Looks like those versions flag long lines for pr_warn. Is your version
> older or newer ?

Newer.  It adds pr_warn to the exempted list, not just pr_warning.

> Anyway, would it be possible to split the patch into one patch per file ?

Oh sure.  It's trivial to do that.

> I don't know how Jean thinks about it, but in my opinion it would be cleaner,
> permit revert on a single patch/file instead of having to revert the entire series,
> it would simplify review, and it would make it much easier to cherry-pick 
> pieces into other releases if needed.

Jean, do you have a preference?
I'll resubmit if you want it separated.

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