linux-kernel - Re: [PATCH 15/25] genirq: Allow per-cpu interrupt sharing for non-overlapping affinities

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Message-ID: <87h5xatlei.ffs@tglx>
Date: Wed, 10 Sep 2025 16:47:01 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: Marc Zyngier <maz@...nel.org>, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-acpi@...r.kernel.org
Cc: Mark Rutland <mark.rutland@....com>, Will Deacon <will@...nel.org>,
 "Rafael J. Wysocki" <rafael@...nel.org>, Rob Herring <robh@...nel.org>,
 Saravana Kannan <saravanak@...gle.com>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, Sven Peter <sven@...nel.org>, Janne Grunau
 <j@...nau.net>, Suzuki K Poulose <suzuki.poulose@....com>, James Clark
 <james.clark@...aro.org>
Subject: Re: [PATCH 15/25] genirq: Allow per-cpu interrupt sharing for
 non-overlapping affinities

On Wed, Sep 10 2025 at 09:28, Marc Zyngier wrote:
> On Mon, 08 Sep 2025 17:31:17 +0100,
> As Will points out off the list, the above lacks the a similar
> handling for percpu_devid NMIs, leading to NMIs that are only handled
> on the first affinity group.
>
> It's easy enough to move the above to common code and share it with
> handle_percpu_devid_fasteoi_nmi(), but at this point there is hardly
> any difference with handle_percpu_devid_irq().
>
> Any objection to simply killing the NMI version?

Removing code is always appreciated :)