linux-kernel - Re: [OPW kernel] checkpatch: Does anyone care that comments are freeform aligned?

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Date:	Fri, 26 Sep 2014 16:03:14 -0700
From:	josh@...htriplett.org
To:	Joe Perches <joe@...ches.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Julia Lawall <julia.lawall@...6.fr>, tapaswenipathak@...il.com,
	opw-kernel@...glegroups.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dan Carpenter <error27@...il.com>,
	Andy Whitcroft <apw@...onical.com>
Subject: Re: [OPW kernel] checkpatch: Does anyone care that comments are
 freeform aligned?

On Wed, Sep 24, 2014 at 11:41:14AM -0700, Joe Perches wrote:
> On Wed, 2014-09-24 at 07:47 +0200, Julia Lawall wrote:
> > In the following patch extract, one line is indented with spaces rather 
> > than tabs.  Is it intentional that checkpatch doesn't complain about this, 
> > I guess due to the line being a comment?
> []
> >  struct bcm_hdr_suppression_contextinfo {
> > -	UCHAR ucaHdrSuppressionInBuf[MAX_PHS_LENGTHS]; /* Intermediate buffer to accumulate pkt Header for PHS */
> > -	UCHAR ucaHdrSuppressionOutBuf[MAX_PHS_LENGTHS + PHSI_LEN]; /* Intermediate buffer containing pkt Header after PHS */
> > +    /* Intermediate buffer to accumulate pkt Header for PHS */
> > +	UCHAR ucaHdrSuppressionInBuf[MAX_PHS_LENGTHS];
> > +	/* Intermediate buffer containing pkt Header after PHS */
> > +	UCHAR ucaHdrSuppressionOutBuf[MAX_PHS_LENGTHS + PHSI_LEN];
> >  };
> 
> checkpatch does not care when comments start in any
> particular position or ensure comments have tabs
> preceding them.
> 
> Does anyone care?

This should have already been caught by other whitespace checks that
check for indentations of 8 or more spaces.  Similarly, mixed tab/space
indentations would get caught by those same checks.  I don't think
checkpatch needs to check those.

- Josh Triplett
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