From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6A632C432C0 for ; Mon, 2 Dec 2019 14:51:18 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3AA272073C for ; Mon, 2 Dec 2019 14:51:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="W7Mf1FoF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3AA272073C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mellanox.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=egrg/DrHcY0nkJpPKut76cTxHb00dGb0xCsGnb+U1yU=; b=W7Mf1FoFMClSdf sBWYxwH5e8whF6/gfE26CPAhzfSomx0mf1R90ZvWs9TPxlMN0ORAdPPC9PGOEifuddd+Gcupiu9m2 X2YpeEzu2FksTr+/XeNaL3UXLa/f3MS6+U3Ur/ald76iXhoVV/8xIW+VQeHQy979TK4tdpoacC/K4 HujVnBRZJXkc5M+BH1YTPL84T6WgAuwf1tgVTAvuIDEX3X/GGSI1B1DF1L3eGuXKDOfLBVUMIYAju PLZyU7k/CfnXO3nAtTqlXckjMkgRxh2Qm80t9p4ppeyToqlHJnZrORkPKMiAl7eFRihv1uzdMtznf sjrpmvnMuZycfnzZD6ow==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ibn2i-0000LA-Ae; Mon, 02 Dec 2019 14:51:16 +0000 Received: from mail-il-dmz.mellanox.com ([193.47.165.129] helo=mellanox.co.il) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ibmzz-0005SH-LA for linux-nvme@lists.infradead.org; Mon, 02 Dec 2019 14:48:34 +0000 Received: from Internal Mail-Server by MTLPINE1 (envelope-from maxg@mellanox.com) with ESMTPS (AES256-SHA encrypted); 2 Dec 2019 16:48:12 +0200 Received: from mtr-vdi-031.wap.labs.mlnx. (mtr-vdi-031.wap.labs.mlnx [10.209.102.136]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id xB2EmC1n004689; Mon, 2 Dec 2019 16:48:12 +0200 From: Max Gurtovoy To: linux-nvme@lists.infradead.org, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me, martin.petersen@oracle.com Subject: [PATCH 00/16 V2] nvme-rdma/nvmet-rdma: Add metadata/T10-PI support Date: Mon, 2 Dec 2019 16:47:55 +0200 Message-Id: <20191202144812.147686-1-maxg@mellanox.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191202_064828_102811_446D06BA X-CRM114-Status: UNSURE ( 8.78 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: axboe@kernel.dk, vladimirk@mellanox.com, shlomin@mellanox.com, israelr@mellanox.com, idanb@mellanox.com, oren@mellanox.com, maxg@mellanox.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Hello Sagi, Christoph, Keith, Martin and Co This patchset adds metadata (T10-PI) support for NVMeoF/RDMA host side and target side, using signature verbs API. This set starts with a few preparation commits to the NVMe host core layer. It continues with NVMeoF/RDMA host implementation + BIP flag patch (block) + few preparation commits to the NVMe target core layer. The patchset ends with NVMeoF/RDMA target implementation. Configuration: Host: - nvme connect --pi_enable --transport=rdma --traddr=10.0.1.1 --nqn=test-nvme Target: - echo 1 > /config/nvmet/subsystems/${NAME}/attr_pi_enable - echo 1 > /config/nvmet/ports/${PORT_NUM}/param_pi_enable The code was tested using Mellanox's ConnectX-4/ConnectX-5 HCAs. This series applies on top of nvme_5.5 branch cleanly. Changes from v1: - Added Reviewed-by signatures - Added namespace features flag (Patch 01/16) - Remove nvme_ns_has_pi function (Patch 01/16) - Added has_pi field to struct nvme_request (Patch 01/16) - Subject change for patch 02/16 - Fix comment for PCI metadata (Patch 03/16) - Rebase over "nvme: Avoid preallocating big SGL for data" patchset - Introduce NVME_INLINE_PROT_SG_CNT flag (Patch 05/16) - Introduce nvme_rdma_sgl structure (Patch 06/16) - Remove first_sgl pointer from struct nvme_rdma_request (Patch 06/16) - Split nvme-rdma patches (Patches 06/16, 07/16) - Rename is_protected to use_pi (Patch 07/16) - Refactor nvme_rdma_get_max_fr_pages function (Patch 07/16) - Added ifdef CONFIG_BLK_DEV_INTEGRITY (Patches 07/16, 10/16, 14/16, 15/16, 16/16) - Use existing BIP_MAPPED_INTEGRITY flag (Patches 08/16, 15/16) - Added port configfs pi_enable (Patch 14/16) Israel Rukshin (13): nvme: Introduce namespace features flag nvme-fabrics: Allow user enabling metadata/T10-PI support nvme: Introduce NVME_INLINE_PROT_SG_CNT nvme-rdma: Introduce nvme_rdma_sgl structure block: Add a BIP_MAPPED_INTEGRITY check to complete_fn nvmet: Prepare metadata request nvmet: Add metadata characteristics for a namespace nvmet: Rename nvmet_rw_len to nvmet_rw_data_len nvmet: Rename nvmet_check_data_len to nvmet_check_transfer_len nvme: Add Metadata Capabilities enumerations nvmet: Add metadata/T10-PI support nvmet: Add metadata support for block devices nvmet-rdma: Add metadata/T10-PI support Max Gurtovoy (3): nvme: Enforce extended LBA format for fabrics metadata nvme: Introduce max_integrity_segments ctrl attribute nvme-rdma: Add metadata/T10-PI support block/t10-pi.c | 4 + drivers/nvme/host/core.c | 75 +++++--- drivers/nvme/host/fabrics.c | 11 ++ drivers/nvme/host/fabrics.h | 3 + drivers/nvme/host/nvme.h | 9 +- drivers/nvme/host/pci.c | 7 + drivers/nvme/host/rdma.c | 368 +++++++++++++++++++++++++++++++++----- drivers/nvme/target/admin-cmd.c | 37 ++-- drivers/nvme/target/configfs.c | 61 +++++++ drivers/nvme/target/core.c | 54 ++++-- drivers/nvme/target/discovery.c | 8 +- drivers/nvme/target/fabrics-cmd.c | 19 +- drivers/nvme/target/io-cmd-bdev.c | 115 +++++++++++- drivers/nvme/target/io-cmd-file.c | 8 +- drivers/nvme/target/nvmet.h | 40 ++++- drivers/nvme/target/rdma.c | 235 ++++++++++++++++++++++-- include/linux/nvme.h | 2 + 17 files changed, 929 insertions(+), 127 deletions(-) -- 2.16.3 _______________________________________________ linux-nvme mailing list linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme