public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Rene Herman <rene.herman@gmail.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
	"John Anthony Kazos Jr." <jakj@j-a-k-j.com>,
	Christoph Lameter <clameter@sgi.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: SLUB: Return ZERO_SIZE_PTR for kmalloc(0)
Date: Wed, 06 Jun 2007 23:58:33 +0200	[thread overview]
Message-ID: <46672E09.9070102@gmail.com> (raw)
In-Reply-To: <20070606212605.GA6711@ucw.cz>

On 06/06/2007 11:26 PM, Pavel Machek wrote:

>> Yes, it's internal but given that this is open-source 
>> which, optimistically, is read many more times than it's 
>> written one should still strive for code that reads nice 
>> as far as I'm concerned. It's obviously also not hugely 
>> important but it's just that ZERO_SIZE_PTR makes my neck 
>> hair stand up.
> 
> PTR_TO_NOTHING? 
> PTR_TO_0BYTES?
> PTR_TO_0SIZE?
> PTR_TO_ZERO_SIZE?
> NOT_QUITE_NULL? :-)

Particularly like that one. Wouldn't object to that at all. Hey, they tell 
us it's just some inconsequential internal thingy anyway... :-)

> FULL? 

Almost as nice. DULL? BULL?

NOTHING?
EMPTY? <-- nice one as far as I'm concerned.

Rene.

      reply	other threads:[~2007-06-06 22:02 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-02  1:37 SLUB: Return ZERO_SIZE_PTR for kmalloc(0) Christoph Lameter
2007-06-02  2:09 ` John Anthony Kazos Jr.
2007-06-02  2:15   ` Christoph Lameter
2007-06-02  2:21     ` John Anthony Kazos Jr.
2007-06-02  2:54 ` Linus Torvalds
2007-06-02  3:06   ` Christoph Lameter
2007-06-02  3:41 ` Andrew Morton
2007-06-02  4:01   ` Christoph Lameter
2007-06-02  4:31     ` Andrew Morton
2007-06-02  4:45       ` Christoph Lameter
2007-06-02  4:54         ` Andrew Morton
2007-06-03 16:17           ` Matt Mackall
2007-06-04 17:59           ` William Lee Irwin III
2007-06-03 16:15         ` Matt Mackall
2007-06-04 14:44           ` Alan Cox
2007-06-04 15:08         ` Pekka Enberg
2007-06-04 16:16           ` Christoph Lameter
2007-06-04 16:22             ` Pekka Enberg
2007-06-04 16:26               ` Linus Torvalds
2007-06-04 16:32                 ` Jeremy Fitzhardinge
2007-06-04 16:37                 ` Pekka Enberg
2007-06-04 16:38                   ` Jeremy Fitzhardinge
2007-06-04 16:43                   ` Roland Dreier
2007-06-04 17:02                     ` Pekka Enberg
2007-06-04 16:48                   ` Linus Torvalds
2007-06-04 18:22                   ` Cyrill Gorcunov
2007-06-04 17:20                 ` Alan Cox
2007-06-04 17:50                   ` Linus Torvalds
2007-06-04 18:05                     ` William Lee Irwin III
2007-06-04 18:47 ` Linus Torvalds
2007-06-04 19:01   ` Christoph Lameter
2007-06-04 19:13     ` Pekka Enberg
2007-06-04 19:14       ` Christoph Lameter
2007-06-04 19:25         ` Pekka Enberg
2007-06-04 22:39           ` Christoph Lameter
2007-06-04 22:53             ` Andrew Morton
2007-06-04 23:09               ` Christoph Lameter
2007-06-05  5:27                 ` Pekka Enberg
2007-06-05 17:23                   ` Christoph Lameter
2007-06-05  8:50                 ` Rene Herman
2007-06-05 12:07                   ` John Anthony Kazos Jr.
2007-06-05 12:54                     ` Rene Herman
2007-06-05 13:58                       ` John Anthony Kazos Jr.
2007-06-05 14:32                         ` Rene Herman
2007-06-05 19:07                           ` Pekka Enberg
2007-06-05 14:40                       ` Jeremy Fitzhardinge
2007-06-05 14:56                         ` Rene Herman
2007-06-06 21:26                           ` Pavel Machek
2007-06-06 21:58                             ` Rene Herman [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=46672E09.9070102@gmail.com \
    --to=rene.herman@gmail.com \
    --cc=akpm@linux-foundation.org \
    --cc=clameter@sgi.com \
    --cc=jakj@j-a-k-j.com \
    --cc=jeremy@goop.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pavel@ucw.cz \
    --cc=penberg@cs.helsinki.fi \
    --cc=torvalds@linux-foundation.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox