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Wed, 4 Oct 2023 08:55:01 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AA9A62004B; Wed, 4 Oct 2023 08:55:01 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E8AA820040; Wed, 4 Oct 2023 08:54:58 +0000 (GMT) Received: from [9.171.77.142] (unknown [9.171.77.142]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 4 Oct 2023 08:54:58 +0000 (GMT) Message-ID: Subject: Re: [PATCH v13 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing From: Niklas Schnelle To: Joerg Roedel Cc: Matthew Rosato , Will Deacon , Wenjia Zhang , Robin Murphy , Jason Gunthorpe , Gerd Bayer , Julian Ruess , Pierre Morel , Alexandra Winter , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Suravee Suthikulpanit , Hector Martin , Sven Peter , Alyssa Rosenzweig , David Woodhouse , Lu Baolu , Andy Gross , Bjorn Andersson , Konrad Dybcio , Yong Wu , Matthias Brugger , AngeloGioacchino Del Regno , Gerald Schaefer , Orson Zhai , Baolin Wang , Chunyan Zhang , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Thierry Reding , Krishna Reddy , Jonathan Hunter , Jonathan Corbet , 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 Date: Wed, 04 Oct 2023 10:54:58 +0200 In-Reply-To: References: <20230928-dma_iommu-v13-0-9e5fc4dacc36@linux.ibm.com> Content-Type: text/plain; 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Wed, 04 Oct 2023 01:56:12 -0700 (PDT) On Mon, 2023-10-02 at 08:59 +0200, Joerg Roedel wrote: > On Thu, Sep 28, 2023 at 04:31:34PM +0200, Niklas Schnelle wrote: > > Niklas Schnelle (6): > > iommu: Allow .iotlb_sync_map to fail and handle s390's -ENOMEM re= turn > > 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_flus= h >=20 > Applied, thanks Niklas. >=20 Thank you Joerg. During some more testing I've found a minor issue where resetting the debug statistics still used the now obsolete counters that should have been removed. So I'll send a follow up patch, sorry for not noticing this sooner. Thanks, Niklas