From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Linus Torvalds <torvalds@osdl.org>
Cc: "Roland Dreier" <roland@topspin.com>,
"Jörn Engel" <joern@wohnheim.fh-wedel.de>,
"Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: Re: Being more anal about iospace accesses..
Date: Wed, 15 Sep 2004 21:07:49 +0100 [thread overview]
Message-ID: <20040915210749.A31396@flint.arm.linux.org.uk> (raw)
In-Reply-To: <Pine.LNX.4.58.0409151024510.2333@ppc970.osdl.org>; from torvalds@osdl.org on Wed, Sep 15, 2004 at 10:39:02AM -0700
On Wed, Sep 15, 2004 at 10:39:02AM -0700, Linus Torvalds wrote:
> In other words, think of "void *" as a pointer to storage. Not "char"
> (which is the C name for a signed byte),
Common Programming Error #99: "char" is implementation whether it is
signed or may be unsigned. Only a "char" type qualified by "signed"
or "unsigned" can be relied upon to have the requested property.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core
next prev parent reply other threads:[~2004-09-15 20:09 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.58.0409081543320.5912@ppc970.osdl.org>
[not found] ` <Pine.LNX.4.58.0409150737260.2333@ppc970.osdl.org>
2004-09-15 16:30 ` Being more anal about iospace accesses Linus Torvalds
2004-09-15 16:54 ` Jörn Engel
2004-09-15 17:07 ` Linus Torvalds
2004-09-15 17:32 ` Jörn Engel
2004-09-15 17:57 ` Linus Torvalds
2004-09-15 18:06 ` Linus Torvalds
2004-09-15 19:34 ` Greg KH
2004-09-15 19:53 ` Linus Torvalds
2004-09-15 20:06 ` Greg KH
2004-09-16 14:58 ` Horst von Brand
2004-09-15 17:45 ` Nikita Danilov
2004-09-15 18:09 ` Linus Torvalds
2004-09-15 18:40 ` Chris Wedgwood
2004-09-15 17:07 ` Jeff Garzik
2004-09-15 17:16 ` Roland Dreier
2004-09-15 17:39 ` Linus Torvalds
2004-09-15 20:07 ` Russell King [this message]
2004-09-15 17:36 ` Horst von Brand
2004-09-15 17:40 ` Brian Gerst
2004-09-15 16:56 ` Dave Jones
2004-09-15 17:19 ` Roger Luethi
2004-09-15 17:23 ` Richard B. Johnson
2004-09-15 22:21 ` Deepak Saxena
2004-09-15 22:46 ` Linus Torvalds
2004-09-15 23:09 ` Deepak Saxena
2004-09-16 12:51 ` Geert Uytterhoeven
2004-09-16 22:10 ` Deepak Saxena
2004-09-15 22:29 ` Roland Dreier
2004-09-15 23:26 ` Being more careful " Linus Torvalds
2004-09-16 0:10 ` viro
2004-09-16 11:40 ` David Woodhouse
2004-09-16 12:25 ` David Woodhouse
2004-09-16 14:01 ` Linus Torvalds
2004-09-18 9:46 ` Kai Henningsen
2004-09-15 18:25 Being more anal " linux
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