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From: Jarek Poplawski <jarkao2@gmail.com>
To: Dave Young <hidave.darkstar@gmail.com>
Cc: gregkh@suse.de, stern@rowland.harvard.edu, peterz@infradead.org,
david-b@pacbell.net, davem@davemloft.net, krh@redhat.com,
stefanr@s5r6.in-berlin.de, dbrownell@users.sourceforge.net,
James.Bottomley@HansenPartnership.com, a.zummo@towertech.it,
cbou@mail.ru, dwmw2@infradead.org, khali@linux-fr.org,
i2c@lm-sensors.org, linux1394-devel@lists.sourceforge.net,
spi-devel-general@lists.sourceforge.net,
linux-scsi@vger.kernel.org, rtc-linux@googlegroups.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/7] convert semaphore to mutex in struct class
Date: Thu, 3 Jan 2008 08:24:04 +0100 [thread overview]
Message-ID: <20080103072404.GB1677@ff.dom.local> (raw)
In-Reply-To: <20080103070609.GA1677@ff.dom.local>
On Thu, Jan 03, 2008 at 08:06:09AM +0100, Jarek Poplawski wrote:
> On Thu, Jan 03, 2008 at 01:50:20PM +0800, Dave Young wrote:
> > Convert semaphore to mutex in struct class.
> ...
> > One lockdep warning detected as following, thus use mutex_lock_nested with SINGLE_DEPTH_NESTING in class_device_add
> >
> > Jan 3 10:45:15 darkstar kernel: =============================================
> > Jan 3 10:45:15 darkstar kernel: [ INFO: possible recursive locking detected ]
> > Jan 3 10:45:15 darkstar kernel: 2.6.24-rc6-mm1-mutex #1
> > Jan 3 10:45:15 darkstar kernel: ---------------------------------------------
> ...
> > If there's anything missed please help to point out, thanks.
>
> Dave, IMHO it's not 'the right' way to do it: [...]
OOPS! (I was sleeping...) Unless it has turned out it's not so hard
here, and you are quite sure there should be no more warnings after
this one nesting annotation - then of course, this is the right way!
Sorry (?)
Jarek P.
next prev parent reply other threads:[~2008-01-03 7:18 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-03 5:50 Dave Young
2008-01-03 7:06 ` Jarek Poplawski
2008-01-03 7:24 ` Jarek Poplawski [this message]
2008-01-03 7:21 ` Dave Young
2008-01-03 7:41 ` Jarek Poplawski
2008-01-06 18:41 ` Stefan Richter
2008-01-07 2:09 ` Dave Young
2008-01-07 8:45 ` Greg KH
2008-01-07 9:01 ` David Brownell
2008-01-07 13:23 ` Stefan Richter
2008-01-07 14:00 ` Jarek Poplawski
2008-01-07 16:36 ` Stefan Richter
2008-01-07 15:44 ` Greg KH
2008-01-07 17:13 ` Stefan Richter
2008-01-07 17:20 ` Greg KH
2008-01-08 7:05 ` Dave Young
2008-01-08 22:48 ` Greg KH
2008-01-09 1:32 ` Dave Young
2008-01-09 6:13 ` Dave Young
2008-01-09 6:37 ` Dave Young
2008-01-09 6:39 ` Dave Young
2008-01-10 9:48 ` Dave Young
2008-01-10 12:34 ` Stefan Richter
2008-01-11 2:18 ` Dave Young
2008-01-10 13:23 ` Cornelia Huck
2008-01-11 2:33 ` Dave Young
2008-01-11 8:23 ` Cornelia Huck
2008-01-11 8:53 ` Dave Young
2008-01-10 15:41 ` Alan Stern
2008-01-11 2:37 ` Dave Young
2008-01-10 18:39 ` Greg KH
2008-01-11 2:40 ` Dave Young
2008-01-07 17:25 ` Alan Stern
2008-01-07 10:00 ` Dave Young
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