From: Leon Romanovsky <leon@kernel.org>
To: Bjorn Helgaas <helgaas@kernel.org>
Cc: "Jens Axboe" <axboe@kernel.dk>, "Jason Gunthorpe" <jgg@ziepe.ca>,
"Robin Murphy" <robin.murphy@arm.com>,
"Joerg Roedel" <joro@8bytes.org>, "Will Deacon" <will@kernel.org>,
"Christoph Hellwig" <hch@lst.de>,
"Sagi Grimberg" <sagi@grimberg.me>,
"Keith Busch" <kbusch@kernel.org>,
"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>,
"Marek Szyprowski" <m.szyprowski@samsung.com>,
"Jérôme Glisse" <jglisse@redhat.com>,
"Andrew Morton" <akpm@linux-foundation.org>,
"Jonathan Corbet" <corbet@lwn.net>,
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
Subject: Re: [PATCH 01/18] PCI/P2PDMA: refactor the p2pdma mapping helpers
Date: Tue, 29 Oct 2024 18:48:43 +0200 [thread overview]
Message-ID: <20241029164843.GO1615717@unreal> (raw)
In-Reply-To: <20241028205902.GA1114413@bhelgaas>
On Mon, Oct 28, 2024 at 03:59:02PM -0500, Bjorn Helgaas wrote:
> Prefer subject capitalization in drivers/pci:
>
> PCI/P2PDMA: Refactor ...
>
> On Sun, Oct 27, 2024 at 04:21:01PM +0200, Leon Romanovsky wrote:
> > From: Christoph Hellwig <hch@lst.de>
> >
> > The current scheme with a single helper to determine the P2P status
> > and map a scatterlist segment force users to always use the map_sg
> > helper to DMA map, which we're trying to get away from because they
> > are very cache inefficient.
> > ...
>
> Acked-by: Bjorn Helgaas <bhelgaas@google.com>
>
> A couple minor nits below.
I'll fix, thanks
next prev parent reply other threads:[~2024-10-29 16:48 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-27 14:21 [PATCH 00/18] Provide a new two step DMA mapping API Leon Romanovsky
2024-10-27 14:21 ` [PATCH 01/18] PCI/P2PDMA: refactor the p2pdma mapping helpers Leon Romanovsky
2024-10-28 18:10 ` Logan Gunthorpe
2024-10-28 20:59 ` Bjorn Helgaas
2024-10-29 16:48 ` Leon Romanovsky [this message]
2024-10-27 14:21 ` [PATCH 02/18] dma-mapping: move the PCI P2PDMA mapping helpers to pci-p2pdma.h Leon Romanovsky
2024-10-28 18:11 ` Logan Gunthorpe
2024-10-29 15:11 ` Bjorn Helgaas
2024-10-27 14:21 ` [PATCH 03/18] iommu: generalize the batched sync after map interface Leon Romanovsky
2024-10-27 14:21 ` [PATCH 04/18] dma-mapping: Add check if IOVA can be used Leon Romanovsky
2024-10-27 14:21 ` [PATCH 05/18] dma: Provide an interface to allow allocate IOVA Leon Romanovsky
2024-10-28 1:24 ` Baolu Lu
2024-10-28 6:37 ` Leon Romanovsky
2024-10-29 7:46 ` Christoph Hellwig
2024-10-28 4:24 ` Srinivasulu Thanneeru
2024-10-28 6:46 ` Leon Romanovsky
2024-10-27 14:21 ` [PATCH 06/18] iommu/dma: Factor out a iommu_dma_map_swiotlb helper Leon Romanovsky
2024-10-27 14:21 ` [PATCH 07/18] dma-mapping: Implement link/unlink ranges API Leon Romanovsky
2024-10-28 2:00 ` Baolu Lu
2024-10-28 6:22 ` Leon Romanovsky
2024-10-28 18:31 ` Leon Romanovsky
2024-10-27 14:21 ` [PATCH 08/18] dma-mapping: add a dma_need_unmap helper Leon Romanovsky
2024-10-27 14:21 ` [PATCH 09/18] docs: core-api: document the IOVA-based API Leon Romanovsky
2024-10-28 18:12 ` Logan Gunthorpe
2024-10-28 18:28 ` Leon Romanovsky
2024-10-27 14:21 ` [PATCH 10/18] mm/hmm: let users to tag specific PFN with DMA mapped bit Leon Romanovsky
2024-10-27 14:21 ` [PATCH 11/18] mm/hmm: provide generic DMA managing logic Leon Romanovsky
2024-10-27 14:21 ` [PATCH 12/18] RDMA/umem: Store ODP access mask information in PFN Leon Romanovsky
2024-10-27 14:21 ` [PATCH 13/18] RDMA/core: Convert UMEM ODP DMA mapping to caching IOVA and page linkage Leon Romanovsky
2024-10-27 14:21 ` [PATCH 14/18] RDMA/umem: Separate implicit ODP initialization from explicit ODP Leon Romanovsky
2024-10-27 14:21 ` [PATCH 15/18] vfio/mlx5: Explicitly use number of pages instead of allocated length Leon Romanovsky
2024-10-27 14:21 ` [PATCH 16/18] vfio/mlx5: Rewrite create mkey flow to allow better code reuse Leon Romanovsky
2024-10-27 14:21 ` [PATCH 17/18] vfio/mlx5: Explicitly store page list Leon Romanovsky
2024-10-27 14:21 ` [PATCH 18/18] vfio/mlx5: Convert vfio to use DMA link API Leon Romanovsky
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