linux-kernel - Re: [PATCH 2/2] genirq/irqdomain/msi: Add irq_domain_alloc_irqs

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Message-ID: <87358ggayt.ffs@tglx>
Date:   Wed, 11 Jan 2023 19:52:42 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Johan Hovold <johan+linaro@...nel.org>,
        Marc Zyngier <maz@...nel.org>
Cc:     Hector Martin <marcan@...can.st>, Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>, asahi@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-rpi-kernel@...ts.infradead.org,
        Johan Hovold <johan+linaro@...nel.org>
Subject: Re: [PATCH 2/2] genirq/irqdomain/msi: Add
 irq_domain_alloc_irqs_affinity() wrapper

On Tue, Dec 13 2022 at 15:08, Johan Hovold wrote:
> The full __irq_domain_alloc_irqs() interface was initially only intended
> for some legacy (x86) use cases while most callers should use the
> irq_domain_alloc_irqs() wrapper.
>
> Add a matching irq_domain_alloc_irqs_affinity() wrapper that can be used
> when an affinity hint needs to be provided and use it for MSI
> allocations.

I definitely like the irqchip cleanup, but this one is core code and
having the extra wrapper is not really buying us much.

Thanks,

        tglx