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Date:   Wed, 7 Aug 2019 07:59:58 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Logan Gunthorpe <logang@deltatee.com>
Cc:     linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
        linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org,
        Bjorn Helgaas <bhelgaas@google.com>,
        Christoph Hellwig <hch@lst.de>,
        Christian Koenig <Christian.Koenig@amd.com>,
        Jason Gunthorpe <jgg@mellanox.com>,
        Sagi Grimberg <sagi@grimberg.me>,
        Keith Busch <kbusch@kernel.org>, Jens Axboe <axboe@fb.com>,
        Dan Williams <dan.j.williams@intel.com>,
        Eric Pilmore <epilmore@gigaio.com>,
        Stephen Bates <sbates@raithlin.com>
Subject: Re: [PATCH v2 13/14] PCI/P2PDMA: No longer require no-mmu for host
 bridge whitelist
Message-ID: <20190807055958.GC6627@lst.de>
References: <20190730163545.4915-1-logang@deltatee.com> <20190730163545.4915-14-logang@deltatee.com>
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no-mmu sounds stange, as we use that for linux ports without paging
hardware.  I think an "io" got lost somewhere..