LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Christoph Lameter <clameter@sgi.com>
To: Pekka J Enberg <penberg@cs.helsinki.fi>
Cc: akpm@linux-foundation.org, ast@domdv.de, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] slab: deal with NULL pointers passed to kmem_cache_free
Date: Mon, 19 Mar 2007 10:08:03 -0700 (PDT)	[thread overview]
Message-ID: <Pine.LNX.4.64.0703191007230.23929@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0703191022310.8671@sbz-30.cs.Helsinki.FI>

On Mon, 19 Mar 2007, Pekka J Enberg wrote:

> This changes kmem_cache_free() to deal with NULL objects passed to it. The 
> current behavior is inconsistent with kfree() so there are callers 
> passing NULL to kmem_cache_free().

Hmmm.. kmem_cache_free is significantly different. One also needs to 
specify the slab cache.
 
> Andreas, can you please confirm this fixes the oops you reported on 
> linux-scsi?

Could we fix the BUG instead?

  parent reply	other threads:[~2007-03-19 17:08 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-19  8:27 [PATCH] slab: deal with NULL pointers passed to kmem_cache_free Pekka J Enberg
2007-03-19 11:31 ` Andrew Morton
2007-03-19 11:40   ` Pekka J Enberg
2007-03-19 17:08 ` Christoph Lameter [this message]
2007-03-19 17:31   ` Pekka J Enberg
2007-03-19 20:49   ` Matt Mackall
2007-03-19 21:10     ` Andrew Morton
2007-03-19 21:25       ` Pekka Enberg
2007-03-19 21:41         ` Andrew Morton
2007-03-19 21:49           ` Matt Mackall
2007-03-20  7:06           ` Pekka Enberg
2007-03-20 18:41             ` Christoph Lameter
2007-03-21 11:42               ` Pekka J Enberg
2007-03-20  7:14           ` Pekka Enberg
2007-03-20  7:39             ` Eric Dumazet
2007-03-20  7:47               ` Pekka J Enberg
2007-03-20  7:56                 ` Eric Dumazet
2007-03-21 10:11                 ` Jarek Poplawski
2007-03-21 12:13                   ` Pekka Enberg
2007-03-21 13:31                     ` Jarek Poplawski
2007-03-21 13:36                       ` Pekka J Enberg
2007-03-21 14:11                         ` Rafael J. Wysocki
2007-03-21 14:41                           ` Pekka Enberg
2007-03-21 16:30                             ` Andrew Morton
2007-03-21 17:54                               ` Jörn Engel
2007-03-21 18:32                               ` Pekka Enberg
2007-03-21 14:45                         ` Jarek Poplawski
2007-03-19 22:04       ` Jörn Engel
2007-03-19 21:16     ` Christoph Lameter
2007-03-19 21:44       ` Matt Mackall
2007-03-19 23:32 ` Andreas Steinmetz

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=Pine.LNX.4.64.0703191007230.23929@schroedinger.engr.sgi.com \
    --to=clameter@sgi.com \
    --cc=akpm@linux-foundation.org \
    --cc=ast@domdv.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=penberg@cs.helsinki.fi \
    /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;
as well as URLs for NNTP newsgroup(s).