Re: [PATCH 0/7] arm64: dts: Drop CPU masks from GICv3 PPI interrupts

[Geert Uytterhoeven]

Hi Konrad,

On Thu, 5 Mar 2026 at 10:33, Konrad Dybcio
<konrad.dybcio@xxxxxxxxxxxxxxxx> wrote:
> On 3/4/26 6:10 PM, Geert Uytterhoeven wrote:
> > Unlike older GIC variants, the GICv3 DT bindings do not support
> > specifying a CPU mask in PPI interrupt specifiers.  Hence this patch
> > series drop all such masks where they are still present.
>
> I'm having trouble finding where that's used on pre-v3 even.. does
> that actually get processed on the older iterations?

I had noticed the same, and had asked maz on IRC.
His answer:

   "so far, we have never seen a GICv{1,2} system that didn't have all
of its PPIs
    connected to the same set of devices."

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds