linux-kernel - Re: [PATCH 00/23] iommu: Refactor DMA domain strictness

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Date:   Mon, 26 Jul 2021 15:02:14 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Robin Murphy <robin.murphy@....com>
Cc:     will@...nel.org, iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        suravee.suthikulpanit@....com, baolu.lu@...ux.intel.com,
        john.garry@...wei.com, dianders@...omium.org
Subject: Re: [PATCH 00/23] iommu: Refactor DMA domain strictness

Hi Robin,

On Wed, Jul 21, 2021 at 07:20:11PM +0100, Robin Murphy wrote:
> Robin Murphy (23):
>   iommu: Pull IOVA cookie management into the core
>   iommu/amd: Drop IOVA cookie management
>   iommu/arm-smmu: Drop IOVA cookie management
>   iommu/vt-d: Drop IOVA cookie management
>   iommu/exynos: Drop IOVA cookie management
>   iommu/ipmmu-vmsa: Drop IOVA cookie management
>   iommu/mtk: Drop IOVA cookie management
>   iommu/rockchip: Drop IOVA cookie management
>   iommu/sprd: Drop IOVA cookie management
>   iommu/sun50i: Drop IOVA cookie management
>   iommu/virtio: Drop IOVA cookie management
>   iommu/dma: Unexport IOVA cookie management
>   iommu/dma: Remove redundant "!dev" checks
>   iommu: Introduce explicit type for non-strict DMA domains
>   iommu/amd: Prepare for multiple DMA domain types
>   iommu/arm-smmu: Prepare for multiple DMA domain types
>   iommu/vt-d: Prepare for multiple DMA domain types
>   iommu: Express DMA strictness via the domain type
>   iommu: Expose DMA domain strictness via sysfs
>   iommu: Allow choosing DMA strictness at build time
>   iommu/dma: Factor out flush queue init
>   iommu: Allow enabling non-strict mode dynamically
>   iommu/arm-smmu: Allow non-strict in pgtable_quirks interface

I really like this patch-set. It is a nice cleanup and the
implementation is straightforward. Given no other major objections and
reviews I think this is material for 5.15.

Thanks,

	Joerg