From: Baolu Lu <baolu.lu@linux.intel.com>
To: Leon Romanovsky <leon@kernel.org>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Jens Axboe <axboe@kernel.dk>, Christoph Hellwig <hch@lst.de>,
Keith Busch <kbusch@kernel.org>
Cc: "Jake Edge" <jake@lwn.net>, "Jonathan Corbet" <corbet@lwn.net>,
"Jason Gunthorpe" <jgg@ziepe.ca>,
"Zhu Yanjun" <zyjzyj2000@gmail.com>,
"Robin Murphy" <robin.murphy@arm.com>,
"Joerg Roedel" <joro@8bytes.org>, "Will Deacon" <will@kernel.org>,
"Sagi Grimberg" <sagi@grimberg.me>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Logan Gunthorpe" <logang@deltatee.com>,
"Yishai Hadas" <yishaih@nvidia.com>,
"Shameer Kolothum" <shameerali.kolothum.thodi@huawei.com>,
"Kevin Tian" <kevin.tian@intel.com>,
"Alex Williamson" <alex.williamson@redhat.com>,
"Jérôme Glisse" <jglisse@redhat.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-block@vger.kernel.org, linux-rdma@vger.kernel.org,
iommu@lists.linux.dev, linux-nvme@lists.infradead.org,
linux-pci@vger.kernel.org, kvm@vger.kernel.org,
linux-mm@kvack.org, "Niklas Schnelle" <schnelle@linux.ibm.com>,
"Chuck Lever" <chuck.lever@oracle.com>,
"Luis Chamberlain" <mcgrof@kernel.org>,
"Matthew Wilcox" <willy@infradead.org>,
"Dan Williams" <dan.j.williams@intel.com>,
"Kanchan Joshi" <joshi.k@samsung.com>,
"Chaitanya Kulkarni" <kch@nvidia.com>,
"Leon Romanovsky" <leonro@nvidia.com>
Subject: Re: [PATCH v10 02/24] dma-mapping: move the PCI P2PDMA mapping helpers to pci-p2pdma.h
Date: Tue, 29 Apr 2025 10:09:07 +0800 [thread overview]
Message-ID: <abbb616e-9ca2-4811-8721-9aa746a4d600@linux.intel.com> (raw)
In-Reply-To: <1c9f2a2e97f77d6eebb5e19651723c0459e0dc29.1745831017.git.leon@kernel.org>
On 4/28/25 17:22, Leon Romanovsky wrote:
> From: Christoph Hellwig<hch@lst.de>
>
> To support the upcoming non-scatterlist mapping helpers, we need to go
> back to have them called outside of the DMA API. Thus move them out of
> dma-map-ops.h, which is only for DMA API implementations to pci-p2pdma.h,
> which is for driver use.
>
> Note that the core helper is still not exported as the mapping is
> expected to be done only by very highlevel subsystem code at least for
> now.
>
> Signed-off-by: Christoph Hellwig<hch@lst.de>
> Reviewed-by: Logan Gunthorpe<logang@deltatee.com>
> Acked-by: Bjorn Helgaas<bhelgaas@google.com>
> Tested-by: Jens Axboe<axboe@kernel.dk>
> Reviewed-by: Luis Chamberlain<mcgrof@kernel.org>
> Signed-off-by: Leon Romanovsky<leonro@nvidia.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
next prev parent reply other threads:[~2025-04-29 2:13 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-28 9:22 [PATCH v10 00/24] Provide a new two step DMA mapping API Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 01/24] PCI/P2PDMA: Refactor the p2pdma mapping helpers Leon Romanovsky
2025-04-29 2:08 ` Baolu Lu
2025-04-28 9:22 ` [PATCH v10 02/24] dma-mapping: move the PCI P2PDMA mapping helpers to pci-p2pdma.h Leon Romanovsky
2025-04-29 2:09 ` Baolu Lu [this message]
2025-04-28 9:22 ` [PATCH v10 03/24] iommu: generalize the batched sync after map interface Leon Romanovsky
2025-04-29 2:19 ` Baolu Lu
2025-04-29 6:09 ` Leon Romanovsky
2025-04-29 11:53 ` Jason Gunthorpe
2025-04-28 9:22 ` [PATCH v10 04/24] iommu: add kernel-doc for iommu_unmap_fast Leon Romanovsky
2025-04-29 2:37 ` Baolu Lu
2025-04-28 9:22 ` [PATCH v10 05/24] dma-mapping: Provide an interface to allow allocate IOVA Leon Romanovsky
2025-04-29 3:10 ` Baolu Lu
2025-04-29 5:46 ` Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 06/24] iommu/dma: Factor out a iommu_dma_map_swiotlb helper Leon Romanovsky
2025-04-29 4:58 ` Baolu Lu
2025-04-29 5:53 ` Leon Romanovsky
2025-04-29 5:58 ` Baolu Lu
2025-04-29 6:18 ` Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 07/24] dma-mapping: Implement link/unlink ranges API Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 08/24] dma-mapping: add a dma_need_unmap helper Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 09/24] docs: core-api: document the IOVA-based API Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 10/24] mm/hmm: let users to tag specific PFN with DMA mapped bit Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 11/24] mm/hmm: provide generic DMA managing logic Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 12/24] RDMA/umem: Store ODP access mask information in PFN Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 13/24] RDMA/core: Convert UMEM ODP DMA mapping to caching IOVA and page linkage Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 14/24] RDMA/umem: Separate implicit ODP initialization from explicit ODP Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 15/24] vfio/mlx5: Explicitly use number of pages instead of allocated length Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 16/24] vfio/mlx5: Rewrite create mkey flow to allow better code reuse Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 17/24] vfio/mlx5: Enable the DMA link API Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 18/24] block: share more code for bio addition helper Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 19/24] block: don't merge different kinds of P2P transfers in a single bio Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 20/24] blk-mq: add scatterlist-less DMA mapping helpers Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 21/24] nvme-pci: remove struct nvme_descriptor Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 22/24] nvme-pci: use a better encoding for small prp pool allocations Leon Romanovsky
2025-04-28 9:22 ` [PATCH v10 23/24] nvme-pci: convert to blk_rq_dma_map Leon Romanovsky
2025-04-28 16:46 ` Keith Busch
2025-04-28 17:22 ` Leon Romanovsky
2025-04-28 17:30 ` Keith Busch
2025-04-28 9:22 ` [PATCH v10 24/24] nvme-pci: store aborted state in flags variable Leon Romanovsky
2025-05-12 10:07 ` (subset) [PATCH v10 00/24] Provide a new two step DMA mapping API Leon Romanovsky
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