linux-kernel - Re: [PATCH v6 05/24] irqchip/gic-v3: Switch to PMR masking before calling IRQ handler

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Message-ID: <20181204162109.GA19210@arrakis.emea.arm.com>
Date:   Tue, 4 Dec 2018 16:21:10 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Julien Thierry <julien.thierry@....com>
Cc:     linux-arm-kernel@...ts.infradead.org, daniel.thompson@...aro.org,
        Jason Cooper <jason@...edaemon.net>, marc.zyngier@....com,
        will.deacon@....com, linux-kernel@...r.kernel.org,
        christoffer.dall@....com, james.morse@....com,
        joel@...lfernandes.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v6 05/24] irqchip/gic-v3: Switch to PMR masking before
 calling IRQ handler

On Mon, Nov 12, 2018 at 11:56:56AM +0000, Julien Thierry wrote:
> Mask the IRQ priority through PMR and re-enable IRQs at CPU level,
> allowing only higher priority interrupts to be received during interrupt
> handling.
> 
> Signed-off-by: Julien Thierry <julien.thierry@....com>
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will.deacon@....com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Jason Cooper <jason@...edaemon.net>
> Cc: Marc Zyngier <marc.zyngier@....com>
> ---
>  arch/arm/include/asm/arch_gicv3.h   | 17 +++++++++++++++++
>  arch/arm64/include/asm/arch_gicv3.h | 17 +++++++++++++++++
>  drivers/irqchip/irq-gic-v3.c        | 10 ++++++++++
>  3 files changed, 44 insertions(+)

For the arm64 bits:

Acked-by: Catalin Marinas <catalin.marinas@....com>

(this time without the legal disclaimer ;))