tiny tiny nitpick:

On 04/03/2015 at 20:00:40 +0000, Mark Rutland wrote :

With certain restrictions it is possible for a wakeup device to share
and IRQ with an IRQF_NO_SUSPEND user, and the warnings introduced by

  ^ an

+In rare cases an IRQ can be shared between a wakeup device driver and an
+IRQF_NO_SUSPEND user. In order for this to be safe, the wakeup device driver
+must be able to discern spurious IRQs from genuine wakeup events (signalling

And genuine question, should we use British English or American English
or we don't care ?

-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com