From: Will Deacon <will@kernel.org>
To: Robin Murphy <robin.murphy@arm.com>
Cc: jean-philippe@linaro.org, Will Deacon <will@kernel.org>,
catalin.marinas@arm.com, joro@8bytes.org,
iommu@lists.linux-foundation.org, thunder.leizhen@huawei.com,
kernel-team@android.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] iommu/arm-smmu-v3: Remove the page 1 fixup
Date: Fri, 22 Jan 2021 13:49:32 +0000 [thread overview]
Message-ID: <161132157305.230952.1264812810810433047.b4-ty@kernel.org> (raw)
In-Reply-To: <08d9bda570bb5681f11a2f250a31be9ef763b8c5.1611238182.git.robin.murphy@arm.com>
On Thu, 21 Jan 2021 14:09:42 +0000, Robin Murphy wrote:
> Since we now keep track of page 1 via a separate pointer that already
> encapsulates aliasing to page 0 as necessary, we can remove the clunky
> fixup routine and simply use the relevant bases directly. The current
> architecture spec (IHI0070D.a) defines SMMU_{EVENTQ,PRIQ}_{PROD,CONS} as
> offsets relative to page 1, so the cleanup represents a little bit of
> convergence as well as just lines of code saved.
Applied to will (for-joerg/arm-smmu/updates), thanks!
[1/1] iommu/arm-smmu-v3: Remove the page 1 fixup
https://git.kernel.org/will/c/86d2d9214880
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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prev parent reply other threads:[~2021-01-22 13:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-21 14:09 [PATCH] iommu/arm-smmu-v3: Remove the page 1 fixup Robin Murphy
2021-01-22 13:48 ` Jean-Philippe Brucker
2021-01-22 13:49 ` Will Deacon [this message]
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