linux-kernel - Re: [PATCH v2] mtd: ubi: Extend UBI layer debug/messaging capabilities

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Date:	Fri, 03 Oct 2014 19:19:28 +0300
From:	Artem Bityutskiy <dedekind1@...il.com>
To:	Rafał Miłecki <zajec5@...il.com>
Cc:	Tanya Brokhman <tlinder@...eaurora.org>,
	linux-arm-msm@...r.kernel.org,
	open list <linux-kernel@...r.kernel.org>,
	"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
	Richard Weinberger <richard@....at>,
	Brian Norris <computersforpeace@...il.com>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: [PATCH v2] mtd: ubi: Extend UBI layer debug/messaging
 capabilities

On Fri, 2014-10-03 at 17:50 +0200, Rafał Miłecki wrote:
> On 3 October 2014 17:27, Artem Bityutskiy <dedekind1@...il.com> wrote:
> > Yes, I guess a single patch is indeed OK. I have few nit-picks, though.
> >
> > On Tue, 2014-09-30 at 18:13 +0300, Tanya Brokhman wrote:
> >> -             ubi_err("'ubi_io_read_ec_hdr()' returned unknown code %d", err);
> >> +             ubi_err(ubi,
> >> +               "'ubi_io_read_ec_hdr()' returned unknown code %d", err);
> >>               return -EINVAL;
> >
> > I think it is fine if the line is long in these cases, let's keep the
> > message on the same line, this split does not contribute to better
> > readability, quite the opposite, in my opinion.
> >
> > One line:
> > ubi_err(ubi, "long line")
> >
> > Multiple lines:
> > ubi_err(ubi, "long line,
> >         parameters)
> 
> You should discuss that with checkpatch team, because ARAIR it will
> complain about "long line" with any other parameter in the same line.

I respect checkpatch.pl, and uniformity / consistency, but in this
particular case I put my maintainer hat on and say that for this kernel
subsystem it is fine, because the maintainer will be more efficient in
maintaining this code when the code is a bit mere readable for him.

Artem.

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