From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Tomas Winkler <tomas.winkler@intel.com>,
Arnd Bergmann <arnd@arndb.de>,
Alexander Usyskin <alexander.usyskin@intel.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Samuel Ortiz <sameo@linux.intel.com>
Subject: Re: [char-misc 4.2] mei: nfc: fix deadlock on shutdown/suspend path
Date: Tue, 7 Jul 2015 15:00:54 -0700 [thread overview]
Message-ID: <20150707220054.GA29402@kroah.com> (raw)
In-Reply-To: <CA+55aFzOmehFmeqT6ibU0dEm5ae_mDwO3xzsadXAVo-8EYymrw@mail.gmail.com>
On Tue, Jul 07, 2015 at 02:40:13PM -0700, Linus Torvalds wrote:
> On Tue, Jul 7, 2015 at 2:22 PM, Tomas Winkler <tomas.winkler@intel.com> wrote:
> > In function mei_nfc_host_exit mei_cl_remove_device cannot be called
> > under the device mutex as device removing flow invokes the device driver
> > remove handler that calls in turn to mei_cl_disable_device which
> > naturally acquires the device mutex.
>
> Yup, tested and confirmed. This patch fixes things for me without the
> revert. Thanks.
>
> Greg, should I just apply it directly, or do we go through your tree?
Feel free to take it directly, that way it fixes your laptop now, I
don't have any other pending char-misc patches at the moment.
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
thanks,
greg k-h
prev parent reply other threads:[~2015-07-07 22:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-07 21:22 Tomas Winkler
2015-07-07 21:40 ` Linus Torvalds
2015-07-07 22:00 ` Greg Kroah-Hartman [this message]
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