From: Christoph Hellwig <hch@lst.de>
To: Robin Murphy <robin.murphy@arm.com>
Cc: hch@lst.de, rafael@kernel.org, lenb@kernel.org,
robh+dt@kernel.org, frowand.list@gmail.com,
m.szyprowski@samsung.com, james.quinlan@broadcom.com,
iommu@lists.linux.dev, linux-acpi@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dma-mapping: Don't store redundant offsets
Date: Mon, 27 Nov 2023 08:22:40 +0100 [thread overview]
Message-ID: <20231127072240.GA28430@lst.de> (raw)
In-Reply-To: <94e0cec15546ef2be61d90869e499e40e2a55308.1700849106.git.robin.murphy@arm.com>
On Fri, Nov 24, 2023 at 06:10:03PM +0000, Robin Murphy wrote:
> A bus_dma_region necessarily stores both CPU and DMA base addresses for
> a range, so there's no need to also store the difference between them.
Yes. I'll add this to the for-next branch for 6.8 once I open it.
next prev parent reply other threads:[~2023-11-27 7:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-24 18:10 [PATCH] dma-mapping: Don't store redundant offsets Robin Murphy
2023-11-27 7:22 ` Christoph Hellwig [this message]
2023-11-27 21:41 ` Rob Herring
2023-12-15 11:30 ` Christoph Hellwig
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