Re: [PATCH v3 00/26] genirq: Add support for percpu_devid IRQ affinity

From: Will Deacon

Date: Tue Sep 23 2025 - 06:00:22 EST


Hi Marc,

On Mon, Sep 22, 2025 at 09:28:07AM +0100, Marc Zyngier wrote:
> This is the third version of this series, originally posted at [1],
> which aims at allowing percpu_devid interrupt requests on the basis of
> an affinity mask. See the original submission for the details of why
> this is a desirable outcome.

FWIW, I backported this to 6.12 and tested it on a DT-based Android
device with heterogeneous PMUs and pNMI enabled. Perf appears to work
correctly, the pNMIs are configured as expected and the affinities
all look good to me.

Tested-by: Will Deacon <will@xxxxxxxxxx>

Will