Re: [PATCH v12 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing

From: Joerg Roedel <joro@8bytes.org>
To: Niklas Schnelle <schnelle@linux.ibm.com>, Jason Gunthorpe <jgg@ziepe.ca>
Cc: Matthew Rosato <mjrosato@linux.ibm.com>,
	Will Deacon <will@kernel.org>,
	Wenjia Zhang <wenjia@linux.ibm.com>,
	Robin Murphy <robin.murphy@arm.com>,
	Gerd Bayer <gbayer@linux.ibm.com>,
	Julian Ruess <julianr@linux.ibm.com>,
	Pierre Morel <pmorel@linux.ibm.com>,
	Alexandra Winter <wintera@linux.ibm.com>,
	Heiko Carstens <hca@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Alexander Gordeev <agordeev@linux.ibm.com>,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	Sven Schnelle <svens@linux.ibm.com>,
	Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
	Hector Martin <marcan@marcan.st>, Sven Peter <sven@svenpeter.dev>,
	Alyssa Rosenzweig <alyssa@rosenzweig.io>,
	David Woodhouse <dwmw2@infradead.org>,
	Lu Baolu <baolu.lu@linux.intel.com>,
	Andy Gross <agross@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Yong Wu <yong.wu@mediatek.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
	Orson Zhai <orsonzhai@gmail.com>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	Chunyan Zhang <zhang.lyra@gmail.com>,
	Chen-Yu Tsai <wens@csie.org>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Samuel Holland <samuel@sholland.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Krishna Reddy <vdumpa@nvidia.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Jonathan Corbet <corbet@lwn.net>,
	linux-s390@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, iommu@lists.linux.dev,
	asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org,
	linux-mediatek@lists.infradead.org, linux-sunxi@lists.linux.dev,
	linux-tegra@vger.kernel.org, linux-doc@vger.kernel.org
Subject: Re: [PATCH v12 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing
Date: Tue, 26 Sep 2023 17:04:28 +0200	[thread overview]
Message-ID: <ZRLy_AaJiXxZ2AfK@8bytes.org> (raw)
In-Reply-To: <20230825-dma_iommu-v12-0-4134455994a7@linux.ibm.com>

Hi Niklas,

On Fri, Aug 25, 2023 at 12:11:15PM +0200, Niklas Schnelle wrote:
> Niklas Schnelle (6):
>       iommu: Allow .iotlb_sync_map to fail and handle s390's -ENOMEM return
>       s390/pci: prepare is_passed_through() for dma-iommu
>       s390/pci: Use dma-iommu layer
>       iommu/s390: Disable deferred flush for ISM devices
>       iommu/dma: Allow a single FQ in addition to per-CPU FQs
>       iommu/dma: Use a large flush queue and timeout for shadow_on_flush

Turned out this series has non-trivial conflicts with Jasons
default-domain work so I had to remove it from the IOMMU tree for now.
Can you please rebase it to the latest iommu/core branch and re-send? I
will take it into the tree again then.

Thanks,

	Joerg