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From: Joerg Roedel <joro@8bytes.org>
To: Niklas Schnelle <schnelle@linux.ibm.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>,
	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: Wed, 27 Sep 2023 11:55:22 +0200	[thread overview]
Message-ID: <ZRP8CiBui7suB5D6@8bytes.org> (raw)
In-Reply-To: <cfc9e9128ed5571d2e36421e347301057662a09e.camel@linux.ibm.com>

Hi Niklas,

On Wed, Sep 27, 2023 at 10:55:23AM +0200, Niklas Schnelle wrote:
> The problem is that something seems to  be broken in the iommu/core
> branch. Regardless of whether I have my DMA API conversion on top or
> with the base iommu/core branch I can not use ConnectX-4 VFs.

Have you already tried to bisect the issue in the iommu/core branch?
The result might sched some light on the issue.

Regards,

	Joerg

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Niklas Schnelle <schnelle@linux.ibm.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>,
	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: Wed, 27 Sep 2023 11:55:22 +0200	[thread overview]
Message-ID: <ZRP8CiBui7suB5D6@8bytes.org> (raw)
In-Reply-To: <cfc9e9128ed5571d2e36421e347301057662a09e.camel@linux.ibm.com>

Hi Niklas,

On Wed, Sep 27, 2023 at 10:55:23AM +0200, Niklas Schnelle wrote:
> The problem is that something seems to  be broken in the iommu/core
> branch. Regardless of whether I have my DMA API conversion on top or
> with the base iommu/core branch I can not use ConnectX-4 VFs.

Have you already tried to bisect the issue in the iommu/core branch?
The result might sched some light on the issue.

Regards,

	Joerg

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-09-27  9:55 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-25 10:11 [PATCH v12 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing Niklas Schnelle
2023-08-25 10:11 ` [PATCH v12 1/6] iommu: Allow .iotlb_sync_map to fail and handle s390's -ENOMEM return Niklas Schnelle
2023-08-25 10:11 ` [PATCH v12 2/6] s390/pci: prepare is_passed_through() for dma-iommu Niklas Schnelle
2023-08-25 10:11 ` [PATCH v12 3/6] s390/pci: Use dma-iommu layer Niklas Schnelle
2023-08-25 10:11 ` [PATCH v12 4/6] iommu/s390: Disable deferred flush for ISM devices Niklas Schnelle
2023-08-25 18:23   ` Matthew Rosato
2023-08-25 18:23     ` Matthew Rosato
2023-08-25 10:11 ` [PATCH v12 5/6] iommu/dma: Allow a single FQ in addition to per-CPU FQs Niklas Schnelle
2023-09-11 12:06   ` Niklas Schnelle
2023-09-11 12:06     ` Niklas Schnelle
2023-08-25 10:11 ` [PATCH v12 6/6] iommu/dma: Use a large flush queue and timeout for shadow_on_flush Niklas Schnelle
2023-08-25 18:26 ` [PATCH v12 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing Matthew Rosato
2023-08-25 18:26   ` Matthew Rosato
2023-09-05 16:09   ` Robin Murphy
2023-09-05 16:09     ` Robin Murphy
2023-09-25  9:56 ` Joerg Roedel
2023-09-25  9:56   ` Joerg Roedel
2023-09-26 15:04 ` Joerg Roedel
2023-09-26 15:04   ` Joerg Roedel
2023-09-26 16:08   ` Jason Gunthorpe
2023-09-26 16:08     ` Jason Gunthorpe
2023-09-27  8:55     ` Niklas Schnelle
2023-09-27  8:55       ` Niklas Schnelle
2023-09-27  9:26       ` Robin Murphy
2023-09-27  9:26         ` Robin Murphy
2023-09-27  9:55       ` Joerg Roedel [this message]
2023-09-27  9:55         ` Joerg Roedel
2023-09-27 11:24         ` Niklas Schnelle
2023-09-27 11:24           ` Niklas Schnelle
2023-09-27 13:20           ` Niklas Schnelle
2023-09-27 13:20             ` Niklas Schnelle
2023-09-27 14:31             ` Niklas Schnelle
2023-09-27 14:31               ` Niklas Schnelle
2023-09-27 15:24               ` Niklas Schnelle
2023-09-27 15:24                 ` Niklas Schnelle
2023-09-27 15:40                 ` Jason Gunthorpe
2023-09-27 15:40                   ` Jason Gunthorpe
2023-09-27 16:16                   ` Robin Murphy
2023-09-27 16:16                     ` Robin Murphy
2023-09-27 20:25                   ` Matthew Rosato
2023-09-27 20:25                     ` Matthew Rosato

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