Re: [PATCH v4 0/4] Bugfix for of_match_node ordering

From: SÃren Brinkmann
Date: Thu Feb 20 2014 - 20:23:11 EST


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@xxxxxxxxxx> 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@xxxxxxxxxx>

SÃren


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