linux-hardening - Re: [PATCH v5 24/32] ARM: run softirqs on the per-CPU IRQ stack

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Date:   Tue, 22 Mar 2022 12:29:02 +0100
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Ard Biesheuvel <ardb@...nel.org>
Cc:     Russell King <linux@...linux.org.uk>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-hardening@...r.kernel.org, Nicolas Pitre <nico@...xnic.net>,
        Arnd Bergmann <arnd@...db.de>,
        Kees Cook <keescook@...omium.org>,
        Keith Packard <keithpac@...zon.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tony Lindgren <tony@...mide.com>,
        Marc Zyngier <maz@...nel.org>,
        Vladimir Murzin <vladimir.murzin@....com>,
        Jesse Taube <mr.bossman075@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v5 24/32] ARM: run softirqs on the per-CPU IRQ stack

On 2022-03-22 10:35:18 [+0100], Ard Biesheuvel wrote:
> It is also used for hard IRQs - please refer to the irq_handler macro
> in arch/arm/kernel/entry-armv.S

Thank you, this makes sense.

Sebastian