From: Christoph Hellwig <hch@lst.de>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: Nelson Escobar <neescoba@cisco.com>,
Matthew Rosato <mjrosato@linux.ibm.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
virtualization@lists.linux-foundation.org,
Will Deacon <will@kernel.org>, Christoph Hellwig <hch@lst.de>,
linux-s390@vger.kernel.org, kvm@vger.kernel.org,
linux-rdma@vger.kernel.org, Joerg Roedel <joro@8bytes.org>,
Rob Clark <robdclark@gmail.com>,
Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
David Woodhouse <dwmw2@infradead.org>,
linux-arm-msm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org,
Cornelia Huck <cohuck@redhat.com>,
iommu@lists.linux-foundation.org,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
Christian Benvenuti <benve@cisco.com>,
Robin Murphy <robin.murphy@arm.com>,
Lu Baolu <baolu.lu@linux.intel.com>
Subject: Re: [PATCH 1/5] iommu: Replace uses of IOMMU_CAP_CACHE_COHERENCY with dev_is_dma_coherent()
Date: Wed, 6 Apr 2022 17:50:56 +0200 [thread overview]
Message-ID: <20220406155056.GA30433@lst.de> (raw)
In-Reply-To: <20220406151823.GG2120790@nvidia.com>
On Wed, Apr 06, 2022 at 12:18:23PM -0300, Jason Gunthorpe wrote:
> > Oh, I didn't know about device_get_dma_attr()..
Which is completely broken for any non-OF, non-ACPI plaform.
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next prev parent reply other threads:[~2022-04-06 15:51 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <0-v1-ef02c60ddb76+12ca2-intel_no_snoop_jgg@nvidia.com>
[not found] ` <2-v1-ef02c60ddb76+12ca2-intel_no_snoop_jgg@nvidia.com>
2022-04-05 19:10 ` [PATCH 2/5] vfio: Require that devices support DMA cache coherence Alex Williamson
[not found] ` <20220405192916.GT2120790@nvidia.com>
2022-04-06 7:02 ` Tian, Kevin
2022-04-06 6:52 ` [PATCH 0/5] Make the iommu driver no-snoop block feature consistent Tian, Kevin
[not found] ` <3-v1-ef02c60ddb76+12ca2-intel_no_snoop_jgg@nvidia.com>
2022-04-05 19:50 ` [PATCH 3/5] iommu: Introduce the domain op enforce_cache_coherency() Alex Williamson
[not found] ` <20220405225739.GW2120790@nvidia.com>
2022-04-05 23:31 ` Tian, Kevin
2022-04-06 0:08 ` Tian, Kevin
2022-04-06 7:09 ` Tian, Kevin
[not found] ` <1-v1-ef02c60ddb76+12ca2-intel_no_snoop_jgg@nvidia.com>
2022-04-06 5:30 ` [PATCH 1/5] iommu: Replace uses of IOMMU_CAP_CACHE_COHERENCY with dev_is_dma_coherent() Christoph Hellwig
[not found] ` <20220406120730.GA2120790@nvidia.com>
2022-04-06 13:51 ` Christoph Hellwig
[not found] ` <20220406141446.GE2120790@nvidia.com>
2022-04-06 15:47 ` Christoph Hellwig
2022-04-06 15:48 ` Robin Murphy
2022-04-06 13:56 ` Robin Murphy
[not found] ` <20220406142432.GF2120790@nvidia.com>
[not found] ` <20220406151823.GG2120790@nvidia.com>
2022-04-06 15:50 ` Christoph Hellwig [this message]
[not found] ` <20220406160623.GI2120790@nvidia.com>
2022-04-06 16:10 ` Christoph Hellwig
[not found] ` <20220406171729.GJ2120790@nvidia.com>
2022-04-07 7:18 ` Tian, Kevin
[not found] ` <20220407135946.GM2120790@nvidia.com>
2022-04-07 15:17 ` Robin Murphy
2022-04-07 15:31 ` Christoph Hellwig
[not found] ` <20220407152331.GN2120790@nvidia.com>
2022-04-07 22:37 ` Alex Williamson
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