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From: Greg KH <greg@kroah.com>
To: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
	Alan Stern <stern@rowland.harvard.edu>,
	Tejun Heo <htejun@gmail.com>,
	Rusty Russell <rusty@rustcorp.com.au>
Subject: Re: [Patch -mm 3/3] RFC: Introduce kobject->owner for refcounting.
Date: Mon, 16 Apr 2007 11:05:59 -0700	[thread overview]
Message-ID: <20070416180559.GA5662@kroah.com> (raw)
In-Reply-To: <20070416193627.1db62136@gondolin.boeblingen.de.ibm.com>

On Mon, Apr 16, 2007 at 07:36:27PM +0200, Cornelia Huck wrote:
> Grab and release the module kobject refcount if kobj->owner is set.
> This prevents calls to the release function after the module has
> been unloaded.

But doesn't this cause reference counts to be grabbed on modules that
don't want them?  (like network drivers)?

I don't understand what exactly you are trying to protect from here.
Especially as Tejun just ripped the lifetime rules between sysfs and
kobjects apart.

thanks,

greg k-h

  reply	other threads:[~2007-04-16 18:08 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-16 17:36 Cornelia Huck
2007-04-16 18:05 ` Greg KH [this message]
2007-04-16 19:53   ` Alan Stern
2007-04-17  2:53     ` Rusty Russell
2007-04-17  7:16       ` Cornelia Huck
2007-04-17 16:08         ` Alan Stern
2007-04-17 23:55           ` Rusty Russell
2007-04-18 15:20             ` Alan Stern
2007-04-19  0:46               ` Rusty Russell

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