linux-kernel - Re: [PATCH v4 0/4] Bugfix for of_match

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Message-ID: <91d21c6c-a87a-46bf-8036-c8f769e32399@VA3EHSMHS018.ehs.local>
Date:	Thu, 20 Feb 2014 17:22:51 -0800
From:	Sören Brinkmann <soren.brinkmann@...inx.com>
To:	Grant Likely <grant.likely@...aro.org>
CC:	Sachin Kamat <sachin.kamat@...aro.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Kevin Hao <haokexin@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>
Subject: Re: [PATCH v4 0/4] Bugfix for of_match_node ordering

Hi Grant,

On Thu, 2014-02-20 at 11:29AM +0000, Grant Likely wrote:
> On Thu, Feb 20, 2014 at 8:39 AM, Sachin Kamat <sachin.kamat@...aro.org> wrote:
> > Hi Grant,
> >
> > I observe the following boot failure with today's (next-20140220) linux-next
> > tree on Exynos based boards with the default exynos_defconfig.
> 
> Ugh, nested locking. that is not good. Kevin's patch looks correct and
> I'll merge it in. I'm a little disturbed though that you're the only
> one who has reported problems. Looking at what it does I would expect
> pretty much every SMP platform for freak out about this, but I've
> heard nothing from the powerpc guys.
> 
> I'll merge in the fix of course, but I'd like to know what I'm missing.

FWIW, I see a deadlock on Zynq (ARM) as well. The proposed patch
resolves it. Feel free to add my
Tested-by: Soren Brinkmann <soren.brinkmann@...inx.com>

	Sören


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