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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham 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 BB7CFC3A59E for ; Wed, 21 Aug 2019 14:23:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 91C9F22D6D for ; Wed, 21 Aug 2019 14:23:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="Hj7su8Ri" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729339AbfHUOXK (ORCPT ); Wed, 21 Aug 2019 10:23:10 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:60740 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729204AbfHUOXJ (ORCPT ); Wed, 21 Aug 2019 10:23:09 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7LEEbWw063203; Wed, 21 Aug 2019 14:22:47 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=corp-2019-08-05; bh=vk2LYfndXmI8k5pWaqinBWS5l81xac9OZSb+63HN7Mk=; b=Hj7su8RiFxYIiD6lQhBa42S3igVjZiqSdpQIqLmPzm/TNzrmwEuNBhQDcRsAklH61vd9 Eg6y077KJw1zlHYqUwE/gzZVznWtq0EcFvU9m4vLV9bd//l5LrCmE1vHKuTyYNUNv858 CWHB35CiZ1PDs7fDGde1g/7rvqolPZWrFNYnapxd4CwV2rFspXzSqCPro9O7ULI/HM6p A56qTrU2E+zNfaZPBUG+Nb1KJSEGBo0aBfWxqkBdFxou3MfLChaJGMWAJVoAo2El0pL2 GkSYCPKU984St3W7RmXAZY+E2WFw2Nm9dMA0HDgUnvpZbw+GCrJlrnP+0ywK7rQryVe4 KQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by userp2130.oracle.com with ESMTP id 2ue90tp3v5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 21 Aug 2019 14:22:47 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7LEMYbp115048; Wed, 21 Aug 2019 14:22:46 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 2ug26a3aay-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 21 Aug 2019 14:22:46 +0000 Received: from abhmp0022.oracle.com (abhmp0022.oracle.com [141.146.116.28]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x7LEMjfc011046; Wed, 21 Aug 2019 14:22:45 GMT Received: from host5.lan (/77.138.183.59) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 21 Aug 2019 07:22:44 -0700 From: Yuval Shaia To: dledford@redhat.com, jgg@ziepe.ca, leon@kernel.org, monis@mellanox.com, parav@mellanox.com, danielj@mellanox.com, kamalheib1@gmail.com, markz@mellanox.com, swise@opengridcomputing.com, shamir.rabinovitch@oracle.com, johannes.berg@intel.com, willy@infradead.org, michaelgur@mellanox.com, markb@mellanox.com, yuval.shaia@oracle.com, dan.carpenter@oracle.com, bvanassche@acm.org, maxg@mellanox.com, israelr@mellanox.com, galpress@amazon.com, denisd@mellanox.com, yuvalav@mellanox.com, dennis.dalessandro@intel.com, will@kernel.org, ereza@mellanox.com, jgg@mellanox.com, linux-rdma@vger.kernel.org Cc: Shamir Rabinovitch Subject: [PATCH v1 11/24] IB/mlx5: Add implementation of clone_pd callback Date: Wed, 21 Aug 2019 17:21:12 +0300 Message-Id: <20190821142125.5706-12-yuval.shaia@oracle.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190821142125.5706-1-yuval.shaia@oracle.com> References: <20190821142125.5706-1-yuval.shaia@oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9355 signatures=668684 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908210158 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9355 signatures=668684 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908210157 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Shamir Rabinovitch Copy mlx5 ib_pd to user-space. Signed-off-by: Shamir Rabinovitch Signed-off-by: Shamir Rabinovitch --- drivers/infiniband/hw/mlx5/main.c | 29 ++++++++++++++++++++++------- 1 file changed, 22 insertions(+), 7 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 93db6d4c7da4..63beee644b46 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2464,11 +2464,24 @@ int mlx5_ib_dealloc_dm(struct ib_dm *ibdm, struct uverbs_attr_bundle *attrs) return 0; } +static int mlx5_ib_clone_pd(struct ib_udata *udata, struct ib_pd *ibpd) +{ + struct mlx5_ib_pd *pd = to_mpd(ibpd); + struct mlx5_ib_alloc_pd_resp resp; + int ret = 0; + + if (udata) { + resp.pdn = pd->pdn; + ret = ib_copy_to_udata(udata, &resp, sizeof(resp)); + } + + return ret; +} + static int mlx5_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) { struct mlx5_ib_pd *pd = to_mpd(ibpd); struct ib_device *ibdev = ibpd->device; - struct mlx5_ib_alloc_pd_resp resp; int err; u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {}; u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {}; @@ -2486,12 +2499,11 @@ static int mlx5_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) pd->pdn = MLX5_GET(alloc_pd_out, out, pd); pd->uid = uid; - if (udata) { - resp.pdn = pd->pdn; - if (ib_copy_to_udata(udata, &resp, sizeof(resp))) { - mlx5_cmd_dealloc_pd(to_mdev(ibdev)->mdev, pd->pdn, uid); - return -EFAULT; - } + + err = mlx5_ib_clone_pd(udata, ibpd); + if (err) { + mlx5_cmd_dealloc_pd(to_mdev(ibdev)->mdev, pd->pdn, uid); + return err; } return 0; @@ -6338,6 +6350,9 @@ static const struct ib_device_ops mlx5_ib_dev_ops = { .rereg_user_mr = mlx5_ib_rereg_user_mr, .resize_cq = mlx5_ib_resize_cq, + /* Object sharing callbacks */ + .clone_ib_pd = mlx5_ib_clone_pd, + INIT_RDMA_OBJ_SIZE(ib_ah, mlx5_ib_ah, ibah), INIT_RDMA_OBJ_SIZE(ib_cq, mlx5_ib_cq, ibcq), INIT_RDMA_OBJ_SIZE(ib_pd, mlx5_ib_pd, ibpd), -- 2.20.1