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Message-ID: <87mt5z12t4.ffs@tglx>
Date:   Tue, 31 Jan 2023 10:16:55 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Shanker Donthineni <sdonthineni@...dia.com>,
        Marc Zyngier <maz@...nel.org>, Michael Walle <michael@...le.cc>
Cc:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Hans de Goede <hdegoede@...hat.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Shanker Donthineni <sdonthineni@...dia.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] genirq: Allocate IRQ descriptors at boot time for
 !SPARSEIRQ

On Sun, Jan 29 2023 at 18:57, Shanker Donthineni wrote:

> Remove the use of statically allocated arrays for IRQ descriptors.
> Instead, allocate the necessary NR_IRQ descriptors during the boot
> time in early_irq_init().

That's not what I meant. I was pondering to remove !SPARSEIRQ
completely.

That allocation does not buy us much.

Thanks,

        tglx

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