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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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