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From: "Ted Ts'o" <tytso@mit.edu>
To: Joe Perches <joe@perches.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2] include/linux/kernel.h: Move logging bits to include/linux/logging.h
Date: Tue, 9 Nov 2010 16:00:30 -0500	[thread overview]
Message-ID: <20101109210030.GI3099@thunk.org> (raw)
In-Reply-To: <1289330276.1823.125.camel@Joe-Laptop>

On Tue, Nov 09, 2010 at 11:17:56AM -0800, Joe Perches wrote:
> 
> Differences in logging.h to original kernel.h
> were done for cleanliness and checkpatch.

Yet another reason why I detest mindless use of checkpatch.  And as a
maintainer, I balance the value of code movement patches in particular
against how it breaks other people's patches, and how unless I do
*very* careful review, people can sneak in changes that could either
(a) break code accidentally, or even (b) introduce security holes
deliberately.  (i.e., if I was in charge of the cyber warfare division
of some large nation state, a really obvious way of trying to insert
vulnerabilities into code is to send "cleanup" patches that move code
around, and introduce some subtle buffer overrun or other
security change.)

As a result, I spend extra time reviewing patches that move code
around, and I **really** dislike patches that try to do any kind of
cleanup (checkpatch.pl or otherwise) at the same time as they move
code around.

	       	    	    	      	   - Ted

  reply	other threads:[~2010-11-09 21:00 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-09  5:38 [PATCH] include/linux/kernel.h: Move logging bits to include/linux/logging.h Joe Perches
2010-11-09 18:23 ` Linus Torvalds
2010-11-09 18:43   ` [PATCH V2] " Joe Perches
2010-11-09 18:49     ` Linus Torvalds
2010-11-09 19:17       ` Joe Perches
2010-11-09 21:00         ` Ted Ts'o [this message]
2010-11-09 21:08           ` Joe Perches
2010-11-09 23:52           ` [PATCH V3] include/linux/kernel.h: Move logging bits to include/linux/printk.h Joe Perches
2010-11-09 20:01       ` [PATCH V2] include/linux/kernel.h: Move logging bits to include/linux/logging.h Alexey Dobriyan
2010-11-09 20:10         ` Joe Perches
2010-11-09 20:30           ` Joe Perches
2010-11-15 18:04       ` [PATCH V4] include/linux/kernel.h: Move logging bits to include/linux/printk.h Joe Perches

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