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{ "id": 53121, "url": "http://patches.dpdk.org/api/covers/53121/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/1556339577-18185-1-git-send-email-viacheslavo@mellanox.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1556339577-18185-1-git-send-email-viacheslavo@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1556339577-18185-1-git-send-email-viacheslavo@mellanox.com", "date": "2019-04-27T04:32:55", "name": "[v3,0/2] net/mlx5: share Memory Regions for multiport devices", "submitter": { "id": 1102, "url": "http://patches.dpdk.org/api/people/1102/?format=api", "name": "Slava Ovsiienko", "email": "viacheslavo@mellanox.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/1556339577-18185-1-git-send-email-viacheslavo@mellanox.com/mbox/", "series": [ { "id": 4492, "url": "http://patches.dpdk.org/api/series/4492/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=4492", "date": "2019-04-27T04:32:55", "name": "net/mlx5: share Memory Regions for multiport devices", "version": 3, "mbox": "http://patches.dpdk.org/series/4492/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/53121/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 585A91B71D;\n\tSat, 27 Apr 2019 06:33:03 +0200 (CEST)", "from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129])\n\tby dpdk.org (Postfix) with ESMTP id 6C8171B659\n\tfor <dev@dpdk.org>; Sat, 27 Apr 2019 06:33:01 +0200 (CEST)", "from Internal Mail-Server by MTLPINE2 (envelope-from\n\tviacheslavo@mellanox.com)\n\twith ESMTPS (AES256-SHA encrypted); 27 Apr 2019 07:33:00 +0300", "from pegasus12.mtr.labs.mlnx. (pegasus12.mtr.labs.mlnx\n\t[10.210.17.40])\n\tby labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x3R4X0eW020373;\n\tSat, 27 Apr 2019 07:33:00 +0300" ], "From": "Viacheslav Ovsiienko <viacheslavo@mellanox.com>", "To": "shahafs@mellanox.com", "Cc": "dev@dpdk.org, yskoh@mellanox.com", "Date": "Sat, 27 Apr 2019 04:32:55 +0000", "Message-Id": "<1556339577-18185-1-git-send-email-viacheslavo@mellanox.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1556095470-11407-1-git-send-email-viacheslavo@mellanox.com>", "References": "<1556095470-11407-1-git-send-email-viacheslavo@mellanox.com>", "Subject": "[dpdk-dev] [PATCH v3 0/2] net/mlx5: share Memory Regions for\n\tmultiport devices", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "The patches [1] and [2] are both related to Memory Regions sharing and their\napplying order matters, this series just combines ones.\n\nThe multiport Infiniband device support was introduced [3].\nAll active ports, belonging to the same Infiniband device use the single\nshared Infiniband context of that device and share the resources:\n - QPs are created within shared context\n - Verbs flows are also created with specifying port index\n - DV/DR resources\n - Protection Domain\n - Event Handlers\n\nThis patchset adds support for Memory Regions sharing between\nports, created on the base of multiport Infiniband device.\nThe datapath of mlx5 uses the layered cache subsystem for\nallocating/releasing Memory Regions, only the lowest layer L3\nis subject to share due to performance issues.\n\n[1] http://patches.dpdk.org/patch/53040/\n[2] http://patches.dpdk.org/patch/53041/\n[3] http://patches.dpdk.org/cover/51800/\n\nSigned-off-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>\n---\nv3:\n - combine two patches in pathset\n - commit messages spellcheck\n\nv2:\n - intendation issues\n - comments cleanup\n\nv1:\n http://patches.dpdk.org/patch/52723/\n\nViacheslav Ovsiienko (2):\n net/mlx5: share Memory Regions for multiport device\n net/mlx5: update memory event callback for shared context\n\n drivers/net/mlx5/mlx5.c | 42 +++++---\n drivers/net/mlx5/mlx5.h | 21 ++--\n drivers/net/mlx5/mlx5_mr.c | 245 ++++++++++++++++++++++----------------------\n drivers/net/mlx5/mlx5_mr.h | 5 +-\n drivers/net/mlx5/mlx5_txq.c | 2 +-\n 5 files changed, 162 insertions(+), 153 deletions(-)" }