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From: "H. Peter Anvin" <hpa@zytor.com>
To: Michal Marek <mmarek@suse.cz>
Cc: Rob Landley <rob@landley.net>,
	linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org
Subject: Re: [PATCH 1/3] Replace kernel/timeconst.pl with kernel/timeconst.sh
Date: Fri, 11 Dec 2009 11:13:39 -0800	[thread overview]
Message-ID: <4B2299E3.8020903@zytor.com> (raw)
In-Reply-To: <4B2265D2.6000400@suse.cz>

On 12/11/2009 07:31 AM, Michal Marek wrote:
> 
> OK, that's valid point, indeed. Peter, would you ack Rob's patch with
> the oneline fix added (http://lkml.org/lkml/2009/12/8/94 plus
> http://lkml.org/lkml/2009/12/9/435)?
> 

I strongly dislike his patch, as he open-codes specific multiprecision
arithmetic.  This makes it hard for other people to maintain, and makes
it prone to errors -- as evidenced by the fact that it didn't even
replicate the known-good results.

I have made my position clear on this and other patches several times
before: I consider it a fool's errand, and a result of a completely
pointless crusade to make a particular science fair-type project a wee
bit easier.  We have already seen real damage caused by it, since people
have used awk instead, and have gotten bitten by incompatibilities
between awk implementations.

As such, no, I will not ack this patch, and will consider myself
released of any obligation to maintain the code if this goes in anyway.
 I would consider acking a C program which does proper multiprecision
arithmetic, but I'm also not going to spend my time on it.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.


  reply	other threads:[~2009-12-11 19:20 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-08  9:17 [PATCH 0/3] clean out Perl from build system Rob Landley
2009-12-08  9:19 ` [PATCH 1/3] Replace kernel/timeconst.pl with kernel/timeconst.sh Rob Landley
2009-12-09 15:45   ` Michal Marek
2009-12-09 23:40     ` Rob Landley
2009-12-09 23:45       ` H. Peter Anvin
2009-12-10  1:50         ` Rob Landley
2009-12-10  1:53           ` H. Peter Anvin
2009-12-10 13:52       ` Michal Marek
2009-12-10 23:16         ` Rob Landley
2009-12-11 15:31           ` Michal Marek
2009-12-11 19:13             ` H. Peter Anvin [this message]
2009-12-12  0:49               ` Rob Landley
2009-12-08  9:21 ` [PATCH 2/3] Remove perl from make headers_install Rob Landley
2009-12-08  9:22 ` [PATCH 3/3] Convert kernel/cpu/mkcapflags.pl to kernel/cpu/mkcapflags.sh Rob Landley
2009-12-08 10:23 ` [PATCH 0/3] clean out Perl from build system Michal Marek
2009-12-08 15:08   ` Rob Landley
  -- strict thread matches above, loose matches on Subject: below --
2009-09-19  1:25 [PATCH 0/3] Perl removal patches for 2.6.31 Rob Landley
2009-09-19  1:33 ` [PATCH 1/3]: Replace kernel/timeconst.pl with kernel/timeconst.sh Rob Landley
2009-01-02  8:07 PATCH [0/3]: Simplify the kernel build by removing perl Rob Landley
2009-01-02  8:13 ` [PATCH 1/3]: Replace kernel/timeconst.pl with kernel/timeconst.sh Rob Landley
2009-01-02  9:04   ` Sam Ravnborg
2009-01-02 12:00     ` Rob Landley
2009-01-02 19:33       ` H. Peter Anvin
2009-01-04  1:32         ` Rob Landley
2009-01-04  1:35           ` H. Peter Anvin
2009-01-04 12:07           ` Alan Cox
2009-01-04 18:36             ` H. Peter Anvin
2009-01-04 19:03             ` Rob Landley
2009-01-04 20:39               ` H. Peter Anvin
2009-01-05  0:59                 ` Rob Landley
2009-01-03  6:28       ` Harvey Harrison
2009-01-03 12:28   ` Ingo Oeser
2009-01-04  1:36     ` Rob Landley
2009-01-04  5:07       ` Valdis.Kletnieks
2009-01-04  6:43         ` Rob Landley
2009-01-04 22:13           ` Jamie Lokier
2009-01-05  0:15             ` Bernd Petrovitsch
2009-01-05  2:23               ` Jamie Lokier
2009-01-05 10:46                 ` Bernd Petrovitsch
2009-01-05 15:01                   ` Jamie Lokier
2009-01-05 16:18                     ` Bernd Petrovitsch
2009-01-06  0:06                     ` Rob Landley
2009-01-05 21:07                   ` Rob Landley
2009-01-05  4:50               ` Rob Landley
2009-01-05 12:29                 ` Bernd Petrovitsch
2009-01-04 21:51         ` Alejandro Mery
2009-01-04  7:15       ` Michal Jaegermann
2009-01-05  0:41   ` Ray Lee
2009-01-05  5:08     ` Rob Landley

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