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Date: Thu, 12 Dec 2024 09:51:31 +0100
From: Christoph Hellwig <hch@lst.de>
To: Leon Romanovsky <leon@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>,
	Leon Romanovsky <leonro@nvidia.com>,
	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>,
	=?iso-8859-1?B?Suly9G1l?= 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,
	Randy Dunlap <rdunlap@infradead.org>
Subject: Re: [PATCH v4 12/18] mm/hmm: provide generic DMA managing logic
Message-ID: <20241212085131.GF9376@lst.de>
References: <cover.1733398913.git.leon@kernel.org> <cc8a96bf19ca2dd404b55c20ac83fd1a600ad838.1733398913.git.leon@kernel.org>
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In-Reply-To: <cc8a96bf19ca2dd404b55c20ac83fd1a600ad838.1733398913.git.leon@kernel.org>
User-Agent: Mutt/1.5.17 (2007-11-01)

> +dma_addr_t hmm_dma_map_pfn(struct device *dev, struct hmm_dma_map *map,
> +			   size_t idx, struct pci_p2pdma_map_state *p2pdma_state);

Please avoid the overly long line.