From patchwork Tue Aug 6 07:48:03 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leon Romanovsky X-Patchwork-Id: 1142644 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="kmp0+fjA"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 462mvz5BP1z9sDB for ; Tue, 6 Aug 2019 17:48:15 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731557AbfHFHsO (ORCPT ); Tue, 6 Aug 2019 03:48:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:44232 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728886AbfHFHsO (ORCPT ); Tue, 6 Aug 2019 03:48:14 -0400 Received: from localhost (unknown [193.47.165.251]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 41A27206A2; Tue, 6 Aug 2019 07:48:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565077693; bh=BQofsN7T/K8cPkQj8bxWwJM/R099CB0ohnHUtjyTeAo=; h=From:To:Cc:Subject:Date:From; b=kmp0+fjA+4DmjCqfLgRVU0uZJgBbAiOuaDx33bL74nh7kuWpHnIBdqJOdtlFVtPcL +qEDTnz2P4lheEA+jdn5sQMy5txwpbn0nmAIR3uA26ZslKC2mOj1HGMHgtcyjARahY +atvFxzF6dPsP6nwsu1A4MnX+YgX7k+imIGhHe6I= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , RDMA mailing list , Michael Guralnik , Moni Shoua , Saeed Mahameed , linux-netdev Subject: [PATCH rdma-next v2 0/4] ODP support for mlx5 DC QPs Date: Tue, 6 Aug 2019 10:48:03 +0300 Message-Id: <20190806074807.9111-1-leon@kernel.org> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Leon Romanovsky Changelog v2: * Fixed reserved_* field wrong name (Saeed M.) * Split first patch to two patches, one for mlx5-next and one for rdma-next. (Saeed M.) v1: * Fixed alignment to u64 in mlx5-abi.h (Gal P.) * https://lore.kernel.org/linux-rdma/20190804100048.32671-1-leon@kernel.org v0: * https://lore.kernel.org/linux-rdma/20190801122139.25224-1-leon@kernel.org --------------------------------------------------------------------------------- From Michael, The series adds support for on-demand paging for DC transport. Adding handling of DC WQE parsing upon page faults and exposing capabilities. As DC is mlx-only transport, the capabilities are exposed to the user using the direct-verbs mechanism. Namely through the mlx5dv_query_device. Thanks Michael Guralnik (4): net/mlx5: Set ODP capabilities for DC transport IB/mlx5: Query ODP capabilities for DC IB/mlx5: Expose ODP for DC capabilities to user IB/mlx5: Add page fault handler for DC initiator WQE drivers/infiniband/hw/mlx5/main.c | 6 +++++ drivers/infiniband/hw/mlx5/mlx5_ib.h | 1 + drivers/infiniband/hw/mlx5/odp.c | 27 ++++++++++++++++++- .../net/ethernet/mellanox/mlx5/core/main.c | 6 +++++ include/linux/mlx5/mlx5_ifc.h | 4 ++- include/uapi/rdma/mlx5-abi.h | 3 +++ 6 files changed, 45 insertions(+), 2 deletions(-) --- 2.20.1