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Date: Sat, 1 Sep 2018 10:27:03 +0200 From: Christoph Hellwig <hch@....de> To: Logan Gunthorpe <logang@...tatee.com> Cc: Christian König <christian.koenig@....com>, linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org, linux-nvme@...ts.infradead.org, linux-rdma@...r.kernel.org, linux-nvdimm@...ts.01.org, linux-block@...r.kernel.org, Stephen Bates <sbates@...thlin.com>, Christoph Hellwig <hch@....de>, Keith Busch <keith.busch@...el.com>, Sagi Grimberg <sagi@...mberg.me>, Bjorn Helgaas <bhelgaas@...gle.com>, Jason Gunthorpe <jgg@...lanox.com>, Max Gurtovoy <maxg@...lanox.com>, Dan Williams <dan.j.williams@...el.com>, Jérôme Glisse <jglisse@...hat.com>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Alex Williamson <alex.williamson@...hat.com> Subject: Re: [PATCH v5 01/13] PCI/P2PDMA: Support peer-to-peer memory On Fri, Aug 31, 2018 at 09:48:40AM -0600, Logan Gunthorpe wrote: > Pretty easy. P2P detection is pretty much just pci_p2pdma_distance() , > which has nothing to do with the ZONE_DEVICE support. > > (And the distance function makes use of a number of static functions > which could be combined into a simpler interface, should we need it.) I'd ѕay lets get things merged as-is, so that we can review the non-ZONE_DEVICE users. I'm a little curious how that is going to work, so having it as a full series would be useful.
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