linux-kernel - Re: git pre-commit hook running checkpatch.pl

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Date:	Wed, 20 Jan 2010 10:00:40 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Ben Dooks <ben-linux@...ff.org>
Cc:	linux-arm-kernel@...ts.infradead.org,
	Linux Samsung SoC <linux-samsung-soc@...r.kernel.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: git pre-commit hook running checkpatch.pl

On Wed, Jan 20, 2010 at 02:02:02AM +0000, Ben Dooks wrote:
> I've written a git pre-commit[1] hook which stops any commits happening if
> checkpatch.pl reports problems with the patch. Any comments?

Very bad - checkpatch can be wrong at times.

Eg 1, asm/irq.h vs linux/irq.h
Eg 2, asm/memory.h vs linux/memory.h
Eg 3, lines longer than 80 characters for printk() strings are preferred
  so that they are grep-able.

checkpatch is at best a guide, not a set of hard rules.
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