linux-kernel - Re: [PATCH v2 14/36] irqchip/gic-v4.1: Implement the v4.1 flavour of VMOVP

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Message-ID: <287222d4-5506-d252-c76a-88ecbcf84c87@huawei.com>
Date:   Fri, 1 Nov 2019 19:10:44 +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 14/36] irqchip/gic-v4.1: Implement the v4.1 flavour of
 VMOVP

Hi Marc,

On 2019/10/27 22:42, Marc Zyngier wrote:
> With GICv4.1, VMOVP is extended to allow a default doorbell to be
> specified, as well as a validity bit for this doorbell. As an added
> bonus, VMOPVP isn't required anymore of moving a VPE between
         ^^^^^^
VMOVP

> redistributors that share the same affinity.
> 
> Let's add this support to the VMOVP builder, and make sure we don't
> issuer the command if we don't really need to.

issue

> 
> Signed-off-by: Marc Zyngier <maz@...nel.org>

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