[RFC PATCH kernel] powerpc/xive: Drop deregistered irqs

[Benjamin Herrenschmidt]

On Fri, 2019-07-12 at 19:37 +1000, Alexey Kardashevskiy wrote:
> 

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/powerpc/kernel/irq.c#n614
> 
> If so, then in order to do EOI, I'll need the desc which is gone, or
> I am missing the point?

All you need is drop the local CPU priority.

Cheers,
Ben.