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Date: Thu, 27 Sep 2012 18:26:57 +0100
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Joachim Eastwood <manabian@gmail.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
        Ming Lei <tom.leiming@gmail.com>, Arnd Bergmann <arnd@arndb.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-kernel@vger.kernel.org, Grant Likely <grant.likely@secretlab.ca>,
        linux-arm-kernel@lists.infradead.org
Subject: Re: [BUG] Deferred probing in driver model is racy, resulting in
 lost probes
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On Thu, Sep 27, 2012 at 07:22:38PM +0200, Joachim Eastwood wrote:

> [   13.140000] sysfs: cannot create duplicate filename
> '/devices/platform/ssc.0/atmel-ssc-dai.0'
> [   13.140000] Modules linked in: snd_soc_mpa1600_wm8776(+)

Oh, dear.  This is probably a genuine bug, triggered by but not really
related to deferred probing.