linux-kernel - Re: [PATCH v2 04/36] irqchip/gic-v3-its: Make is

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Date:   Mon, 28 Oct 2019 17:34:42 +0800
From:   Zenghui Yu <yuzenghui@...wei.com>
To:     Marc Zyngier <maz@...nel.org>, <kvmarm@...ts.cs.columbia.edu>,
        <linux-kernel@...r.kernel.org>
CC:     Eric Auger <eric.auger@...hat.com>,
        James Morse <james.morse@....com>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        "Andrew Murray" <Andrew.Murray@....com>,
        Jayachandran C <jnair@...vell.com>,
        "Robert Richter" <rrichter@...vell.com>
Subject: Re: [PATCH v2 04/36] irqchip/gic-v3-its: Make is_v4 use a TYPER copy

Hi Marc,

On 2019/10/27 22:42, Marc Zyngier wrote:
> Instead of caching the GICv4 compatibility in a discrete way, cache the
> TYPER register instead, which can then be used to implement the same
> functionnality. This will get used more extensively in subsequent patches.
> 
> Signed-off-by: Marc Zyngier <maz@...nel.org>

nit: You may need to rebase some patches on top of mainline when
you finally decide to take them in, i.e., as we currently have
get_its_list(), which will use the legacy its->is_v4.

Besides,

Reviewed-by: Zenghui Yu <yuzenghui@...wei.com>