[PATCH v2] ARM: dts: sun8i: Adjust power key nodes

Guenter Roeck linux at roeck-us.net
Tue Feb 15 20:26:14 PST 2022


On Tue, Feb 15, 2022 at 10:11:36PM -0600, Samuel Holland wrote:
[ ... ]
> 
> I don't think there is any real issue here. The two irq_desc's being locked are
> always different, so there is no deadlock. This recursive irq_set_irq_wake seems
> to be a reasonably common pattern in GPIO drivers, and several of them contain
> code to silence lockdep. I've sent a patch adding a copy of that to the sunxi
> driver:
> 
> https://lore.kernel.org/lkml/20220216040037.22730-1-samuel@sholland.org/
> 
> Please see if it works for you.
> 
Yes, it does. The warning is gone with your patch applied on top of linux-next.

Thanks,
Guenter



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