Re: [PATCH v4 00/24] iommu: Refactor DMA domain strictness

From: Robin Murphy <robin.murphy@arm.com>
To: Joerg Roedel <joro@8bytes.org>, Sven Peter <sven@svenpeter.dev>
Cc: will@kernel.org, iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, suravee.suthikulpanit@amd.com,
	baolu.lu@linux.intel.com, john.garry@huawei.com,
	dianders@chromium.org, rajatja@google.com,
	chenxiang66@hisilicon.com,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Yong Wu <yong.wu@mediatek.com>, Heiko Stuebner <heiko@sntech.de>,
	Chunyan Zhang <chunyan.zhang@unisoc.com>,
	Maxime Ripard <mripard@kernel.org>,
	Jean-Philippe Brucker <jean-philippe@linaro.org>
Subject: Re: [PATCH v4 00/24] iommu: Refactor DMA domain strictness
Date: Wed, 18 Aug 2021 16:13:24 +0100	[thread overview]
Message-ID: <914d7243-7f9d-425e-1ff7-6be218e04913@arm.com> (raw)
In-Reply-To: <YRzvGxTW8m+NUcSi@8bytes.org>

On 2021-08-18 12:29, Joerg Roedel wrote:
> On Wed, Aug 11, 2021 at 01:21:14PM +0100, Robin Murphy wrote:
>> Robin Murphy (24):
>>    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: Indicate queued flushes via gather data
>>    iommu/io-pgtable: Remove non-strict quirk
>>    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: Only log strictness for DMA domains
>>    iommu: Merge strictness and domain type configs
>>    iommu: Allow enabling non-strict mode dynamically
> 
> Applied all except patch 12. Please re-submit patch 12 together with the
> APPLE DART fixups after v5.15-rc1 is out.

Brilliant, thanks for fixing that up!

Sven - I've prepared the follow-up patches already[1], so consider 
yourself off the hook (I see no point in trying to fix the nominal DART 
cookie bugs between now and then) :)

Cheers,
Robin.

[1] https://gitlab.arm.com/linux-arm/linux-rm/-/commits/iommu/fq-fixes

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