Re: Tegra 30 System hangs because of commit "pinctrl: move subsystem mutex to pinctrl_dev struct"

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On Mon, Apr 29, 2013 at 9:48 PM, James Hogan <james.hogan@xxxxxxxxxx> wrote:
> On 29/04/13 19:15, Bryan Wu wrote:
>> Hi Patrice and Linus,
>>
>> I'm running linux-next on my Tegra 30 system everyday. But since
>> next-20130426 release, the linux-next kernel will hang on my Tegra 30
>> boards like Cardhu and Beaver.
>>
>> After some bisect and comparing to next-20130424, I found the commit
>> "pinctrl: move subsystem mutex to pinctrl_dev struct" introduced this
>> issue. If I simply revert this patch in next-20130429, system boots up
>> as before.
>>
>> Could you please help to check this?
>
> I spent a while tracking this one down today too, then found it was
> already fixed. See the patch "[PATCH, for-next] pinctrl: fix mutex
> deadlock in get_pinctrl_dev_from_of_node()" from Daniel Mack.

This one is now in Torvald's tree.

Thanks,
Linus Walleij
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