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Date:   Wed, 29 Nov 2023 20:39:51 -0400
From:   Jason Gunthorpe <jgg@ziepe.ca>
To:     Robin Murphy <robin.murphy@arm.com>
Cc:     Joerg Roedel <joro@8bytes.org>, Christoph Hellwig <hch@lst.de>,
        Vineet Gupta <vgupta@kernel.org>,
        Russell King <linux@armlinux.org.uk>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Huacai Chen <chenhuacai@kernel.org>,
        WANG Xuerui <kernel@xen0n.name>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Lorenzo Pieralisi <lpieralisi@kernel.org>,
        Hanjun Guo <guohanjun@huawei.com>,
        Sudeep Holla <sudeep.holla@arm.com>,
        "K. Y. Srinivasan" <kys@microsoft.com>,
        Haiyang Zhang <haiyangz@microsoft.com>,
        Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
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        Lu Baolu <baolu.lu@linux.intel.com>,
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        Jean-Philippe Brucker <jean-philippe@linaro.org>,
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        linux-acpi@vger.kernel.org, iommu@lists.linux.dev,
        devicetree@vger.kernel.org
Subject: Re: [PATCH 3/7] ACPI/IORT: Handle memory address size limits as
 limits
Message-ID: <20231130003951.GA1394392@ziepe.ca>
References: <cover.1701268753.git.robin.murphy@arm.com>
 <2ae6199a9cf035c1defd42e48675b827f41cdc95.1701268753.git.robin.murphy@arm.com>
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On Wed, Nov 29, 2023 at 05:43:00PM +0000, Robin Murphy wrote:
> Return the Root Complex/Named Component memory address size limit as an
> inclusive limit value, rather than an exclusive size.  This saves us
> having to special-case 64-bit overflow, and simplifies our caller too.
> 
> Signed-off-by: Robin Murphy <robin.murphy@arm.com>
> ---
>  drivers/acpi/arm64/dma.c  |  9 +++------
>  drivers/acpi/arm64/iort.c | 18 ++++++++----------
>  include/linux/acpi_iort.h |  4 ++--
>  3 files changed, 13 insertions(+), 18 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>

Jason