linux-kernel - Re: [Patch -mm 3/3] RFC: Introduce kobject->owner for refcounting.

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Message-ID: <20070416180559.GA5662@kroah.com>
Date:	Mon, 16 Apr 2007 11:05:59 -0700
From:	Greg KH <greg@...ah.com>
To:	Cornelia Huck <cornelia.huck@...ibm.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Tejun Heo <htejun@...il.com>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [Patch -mm 3/3] RFC: Introduce kobject->owner for refcounting.

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
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