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Subject: Re: [PATCH v3 05/32] irqchip/gic-v4.1: VPE table (aka
 GICR_VPROPBASER) allocation
To:     Marc Zyngier <maz@kernel.org>, <kvmarm@lists.cs.columbia.edu>,
        <linux-kernel@vger.kernel.org>
CC:     Eric Auger <eric.auger@redhat.com>,
        James Morse <james.morse@arm.com>,
        Julien Thierry <julien.thierry.kdev@gmail.com>,
        Suzuki K Poulose <suzuki.poulose@arm.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Jason Cooper <jason@lakedaemon.net>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        "Andrew Murray" <Andrew.Murray@arm.com>,
        Robert Richter <rrichter@marvell.com>
References: <20191224111055.11836-1-maz@kernel.org>
 <20191224111055.11836-6-maz@kernel.org>
From:   Zenghui Yu <yuzenghui@huawei.com>
Message-ID: <1c278098-f365-2b50-ce60-b27faeef2e48@huawei.com>
Date:   Wed, 22 Jan 2020 10:59:19 +0800
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On 2019/12/24 19:10, Marc Zyngier wrote:

> @@ -4147,6 +4453,8 @@ int __init its_init(struct fwnode_handle *handle, struct rdists *rdists,
>   	bool has_v4 = false;
>   	int err;
>   
> +	gic_rdists = rdists;
> +
>   	its_parent = parent_domain;
>   	of_node = to_of_node(handle);
>   	if (of_node)
> @@ -4159,8 +4467,6 @@ int __init its_init(struct fwnode_handle *handle, struct rdists *rdists,
>   		return -ENXIO;
>   	}
>   
> -	gic_rdists = rdists;
> -
>   	err = allocate_lpi_tables();
>   	if (err)
>   		return err;

And shouldn't this be part of patch#2?  (As the new ITS_MAX_VPEID_BITS
would use gic_rdists in the allocation of ITS vPE table.)

But I haven't tested the first two patches separately, I guess it may
crash my box ;-)


Thanks,
Zenghui