From: Tejun Heo <htejun@gmail.com>
To: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Alan Stern <stern@rowland.harvard.edu>, Greg K-H <greg@kroah.com>,
Rusty Russell <rusty@rustcorp.com.au>,
dmitry.torokhov@gmail.com
Subject: Re: [PATCH RFD] alternative kobject release wait mechanism
Date: Wed, 18 Apr 2007 03:49:01 +0900 [thread overview]
Message-ID: <4625169D.9020301@gmail.com> (raw)
In-Reply-To: <20070417184110.GJ10619@htj.dyndns.org>
Tejun Heo wrote:
> Hello, all.
>
> Agreed with the problem but I'm not very enthusiastic for adding
> kobj->owner. How about the following? exit() routines will have to
> do device_unregister_wait() instead of device_unregister(). On return
> from it, it's guaranteed that all references to it are dropped and
> ->release is finished. The caller is responsible for avoiding
> deadlock, of course.
Oh, one more thing, with proper code audit, we can just make
device_unregister() do the waiting instead of adding separate
device_unregister_wait(). I think that will be a good step toward
immediate-detach driver model.
--
tejun
next prev parent reply other threads:[~2007-04-17 18:49 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-16 17:36 [Patch -mm 0/3] RFC: module unloading vs. release function Cornelia Huck
2007-04-16 18:30 ` Dmitry Torokhov
2007-04-16 18:47 ` Greg KH
2007-04-16 19:03 ` Dmitry Torokhov
2007-04-16 19:11 ` Greg KH
2007-04-16 20:20 ` Dmitry Torokhov
2007-04-16 19:38 ` Alan Stern
2007-04-16 19:47 ` Dmitry Torokhov
2007-04-16 19:52 ` Greg KH
2007-04-16 20:18 ` Dmitry Torokhov
2007-04-16 21:02 ` Alan Stern
2007-04-17 7:49 ` Cornelia Huck
2007-04-16 20:44 ` Alexey Dobriyan
2007-04-17 2:55 ` Rusty Russell
2007-04-17 7:36 ` Cornelia Huck
2007-04-16 18:53 ` Greg KH
2007-04-17 18:41 ` [PATCH RFD] alternative kobject release wait mechanism Tejun Heo
2007-04-17 18:49 ` Tejun Heo [this message]
2007-04-18 8:11 ` Cornelia Huck
2007-04-18 8:46 ` Tejun Heo
2007-04-18 9:35 ` Cornelia Huck
2007-04-18 9:55 ` Tejun Heo
2007-04-18 8:07 ` Cornelia Huck
2007-04-18 8:36 ` Tejun Heo
2007-04-18 14:53 ` Alan Stern
2007-04-18 15:26 ` Cornelia Huck
2007-04-18 15:34 ` Tejun Heo
2007-04-18 15:45 ` Tejun Heo
2007-04-18 19:07 ` Alan Stern
2007-04-20 5:27 ` Tejun Heo
2007-04-20 9:11 ` Cornelia Huck
2007-04-20 15:01 ` Alan Stern
2007-04-20 15:57 ` Dmitry Torokhov
2007-04-21 15:19 ` Alan Stern
2007-04-20 15:40 ` Alan Stern
2007-04-21 0:03 ` Greg KH
2007-04-21 21:36 ` Alan Stern
2007-04-22 17:40 ` Greg KH
2007-04-23 7:08 ` Cornelia Huck
2007-04-23 19:47 ` Alan Stern
2007-04-24 19:38 ` Alan Stern
2007-04-25 9:00 ` Cornelia Huck
2007-04-25 20:13 ` Alan Stern
2007-04-26 8:21 ` Cornelia Huck
2007-04-26 14:58 ` Alan Stern
2007-04-26 15:12 ` Cornelia Huck
2007-04-18 16:11 ` Alan Stern
2007-04-18 16:38 ` Tejun Heo
2007-04-18 16:41 ` Dmitry Torokhov
2007-04-19 12:51 ` Cornelia Huck
2007-04-19 13:13 ` Dmitry Torokhov
2007-04-19 13:48 ` Cornelia Huck
2007-04-19 14:21 ` Dmitry Torokhov
2007-04-20 5:59 ` Tejun Heo
2007-04-20 16:35 ` Dmitry Torokhov
2007-04-20 16:52 ` Tejun Heo
2007-04-20 17:59 ` Dmitry Torokhov
2007-04-23 6:40 ` Tejun Heo
2007-04-23 6:53 ` Greg KH
2007-04-19 17:19 ` Alan Stern
2007-04-19 18:39 ` Dmitry Torokhov
2007-04-19 22:37 ` Alan Stern
2007-04-20 16:35 ` Dmitry Torokhov
2007-04-21 15:30 ` Alan Stern
2007-04-18 15:06 ` Cornelia Huck
2007-04-18 16:06 ` Tejun Heo
2007-04-19 13:29 ` Cornelia Huck
2007-04-19 14:20 ` Alan Stern
2007-04-19 14:49 ` Cornelia Huck
2007-04-20 9:04 ` Cornelia Huck
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