public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Greg KH <greg@kroah.com>
To: Akinobu Mita <mita@miraclelinux.com>
Cc: linux-kernel@vger.kernel.org, akpm@osdl.org,
	Patrick Mochel <mochel@osdl.org>
Subject: Re: [patch 2/2] kref: kref debugging config option
Date: Tue, 25 Apr 2006 17:24:31 -0700	[thread overview]
Message-ID: <20060426002431.GA24343@kroah.com> (raw)
In-Reply-To: <20060425082400.335913000@localhost.localdomain>

On Tue, Apr 25, 2006 at 04:21:39PM +0800, Akinobu Mita wrote:
> -	WARN_ON(atomic_read(&kref->refcount) < 1);
> -	WARN_ON(release == NULL);
> -	WARN_ON(release == (void (*)(struct kref *))kfree);

No, those two last WARN_ON() are not "debugging" checks, they are
"checks for people trying to do bad things with kref code".  I always
want them "on", as there should not be any excuse for anyone to do this.

So I don't think this patch is needed at all.

thanks,

greg k-h

      reply	other threads:[~2006-04-26  0:25 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-25  8:21 [patch 0/2] kref debugging (retry) Akinobu Mita
2006-04-25  8:21 ` [patch 1/2] kref: detect kref_put() with unreferenced object Akinobu Mita
2006-04-26  0:26   ` Greg KH
2006-04-26  2:17     ` Akinobu Mita
2006-04-25  8:21 ` [patch 2/2] kref: kref debugging config option Akinobu Mita
2006-04-26  0:24   ` Greg KH [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=20060426002431.GA24343@kroah.com \
    --to=greg@kroah.com \
    --cc=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mita@miraclelinux.com \
    --cc=mochel@osdl.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