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From: Andy Whitcroft <apw@canonical.com>
To: Greg KH <greg@kroah.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: checkpatch.pl is getting too slow
Date: Sat, 31 Jan 2009 21:02:20 +0000	[thread overview]
Message-ID: <20090131210220.GA25811@shadowen.org> (raw)
In-Reply-To: <20090131185507.GA3280@kroah.com>

On Sat, Jan 31, 2009 at 10:55:07AM -0800, Greg KH wrote:
> Hi Andy,
> 
> I've noticed that checkpatch.pl is getting slower and slower when run on
> a whole file, but yesterday I realized that it now is pretty much
> unusable:
> 
> $ time ./scripts/checkpatch.pl --file drivers/staging/uc2322/aten2011.c
> 
> <snip>
> total: 168 errors, 126 warnings, 3939 lines checked
> 
> drivers/staging/uc2322/aten2011.c has style problems, please review.  If any of these errors
> are false positives report them to the maintainer, see
> CHECKPATCH in MAINTAINERS.
> 
> real	8m7.924s
> user	8m7.058s
> sys	0m0.116s

That is scarey indeed.  Something is very wrong in there if it went back
to a more reasonable 10's of seconds with a few patches.  I will have a
look at the file you attached and see what I can find.

Thanks for the heads up.

-apw

  reply	other threads:[~2009-01-31 21:02 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-31 18:55 checkpatch.pl is getting too slow Greg KH
2009-01-31 21:02 ` Andy Whitcroft [this message]
2009-01-31 21:35   ` Daniel Walker
2009-01-31 22:10     ` Daniel Walker
2009-02-01  0:57   ` Daniel Walker
2009-02-01  4:46     ` Greg KH
2009-02-01 14:33       ` Daniel Walker
2009-02-01 17:47       ` Daniel Walker
2009-02-03  5:16         ` Greg KH
2009-02-09  8:41           ` Andy Whitcroft
2009-02-09  8:58         ` Andy Whitcroft

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