linux-kernel - Re: [PATCH v2 10/10] nvmet: Optionally use PCI P2P memory

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180302155322.GA5934@infradead.org>
Date:   Fri, 2 Mar 2018 07:53:22 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Stephen Bates <sbates@...thlin.com>
Cc:     Keith Busch <keith.busch@...el.com>, Jens Axboe <axboe@...nel.dk>,
        Alex Williamson <alex.williamson@...hat.com>,
        "linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        Steve Wise <swise@...ngridcomputing.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-nvme@...ts.infradead.org" <linux-nvme@...ts.infradead.org>,
        "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Jérôme Glisse <jglisse@...hat.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Max Gurtovoy <maxg@...lanox.com>,
        Christoph Hellwig <hch@....de>
Subject: Re: [PATCH v2 10/10] nvmet: Optionally use PCI P2P memory

On Thu, Mar 01, 2018 at 11:53:16PM +0000, Stephen  Bates wrote:
> > There's a meaningful difference between writing to an NVMe CMB vs PMR
> 
> When the PMR spec becomes public we can discuss how best to integrate it into the P2P framework (if at all) ;-).

http://nvmexpress.org/wp-content/uploads/NVM-Express-1.3-Ratified-TPs.zip