From patchwork Wed Aug 21 14:26:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yuval Shaia X-Patchwork-Id: 11107061 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7F7D813A4 for ; Wed, 21 Aug 2019 14:28:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5D42221655 for ; Wed, 21 Aug 2019 14:28:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="SyZ0eJtt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729179AbfHUO2R (ORCPT ); Wed, 21 Aug 2019 10:28:17 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:40070 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727949AbfHUO2R (ORCPT ); Wed, 21 Aug 2019 10:28:17 -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 x7LENWCL071682; Wed, 21 Aug 2019 14:27:55 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=usSucixGuOCiUwrNiR4a10CDAZBMMaBGmklm0lRyOo8=; b=SyZ0eJttAMIkqYxPvMM5yuPtPYz11Pcq8AqZ3a1wrI4ejVJ6cllOHRQiylVNiNiUXqO0 mFWwyn5tUSoxo513QKH/MSuebFB63Jvn7m6OvwnoaImcEnPjw+NMuyDBo8mt8D2xeuBv pGWe8+ZhY1VSyVzkQ+zthM0t7cygUiVUus201y60+Ljjr8V5YyvuQX/2AhAJOXCm4UNc lonn0mcwGi/hhKHehqp/02gBSsXsmbw5+TNoGa9cF/FNAZRdUWcYSF0R69FB3uBjsp1M ZujAAX4JHcfSCZ2QdUV+h7DDBCT+ENCzbZGYu0fhDSh6cghIWZqYYE7fBGeWK8Obyw56 1A== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2130.oracle.com with ESMTP id 2ue90tp4y8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 21 Aug 2019 14:27:55 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x7LENW4a106942; Wed, 21 Aug 2019 14:27:54 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserp3020.oracle.com with ESMTP id 2ugj7pydwr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 21 Aug 2019 14:27:54 +0000 Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x7LERqZQ014331; Wed, 21 Aug 2019 14:27:52 GMT Received: from host5.lan (/77.138.183.59) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 21 Aug 2019 07:27:50 -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 rdma-core 09/12] mlx4: Implementation of import MR callback Date: Wed, 21 Aug 2019 17:26:36 +0300 Message-Id: <20190821142639.5807-10-yuval.shaia@oracle.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190821142639.5807-1-yuval.shaia@oracle.com> References: <20190821142639.5807-1-yuval.shaia@oracle.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9355 signatures=668684 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=2 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=2 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-1908210158 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org The import MR verb take care of importing the generic part of the MR object and then triggers provider's specific callback to take care of provider's specific attributes. Add implementation of mlx4 related MR attributes. Signed-off-by: Yuval Shaia Signed-off-by: Shamir Rabinovitch Signed-off-by: Shamir Rabinovitch --- providers/mlx4/mlx4.c | 1 + providers/mlx4/mlx4.h | 2 ++ providers/mlx4/verbs.c | 26 ++++++++++++++++++++++++++ 3 files changed, 29 insertions(+) diff --git a/providers/mlx4/mlx4.c b/providers/mlx4/mlx4.c index 62ea5539..40935ca0 100644 --- a/providers/mlx4/mlx4.c +++ b/providers/mlx4/mlx4.c @@ -86,6 +86,7 @@ static const struct verbs_context_ops mlx4_ctx_ops = { .query_port = mlx4_query_port, .alloc_pd = mlx4_alloc_pd, .dealloc_pd = mlx4_free_pd, + .import_mr = mlx4_import_mr, .import_pd = mlx4_import_pd, .reg_mr = mlx4_reg_mr, .rereg_mr = mlx4_rereg_mr, diff --git a/providers/mlx4/mlx4.h b/providers/mlx4/mlx4.h index 9f171d09..d919e30c 100644 --- a/providers/mlx4/mlx4.h +++ b/providers/mlx4/mlx4.h @@ -316,6 +316,8 @@ int mlx4_query_rt_values(struct ibv_context *context, struct ibv_values_ex *values); struct ibv_pd *mlx4_alloc_pd(struct ibv_context *context); int mlx4_free_pd(struct ibv_pd *pd); +struct ibv_mr *mlx4_import_mr(struct ibv_context *context, uint32_t fd, + uint32_t handle); struct ibv_pd *mlx4_import_pd(struct ibv_context *context, uint32_t fd, uint32_t handle); struct ibv_xrcd *mlx4_open_xrcd(struct ibv_context *context, diff --git a/providers/mlx4/verbs.c b/providers/mlx4/verbs.c index 87fbf2e1..13b2799c 100644 --- a/providers/mlx4/verbs.c +++ b/providers/mlx4/verbs.c @@ -239,6 +239,32 @@ int mlx4_free_pd(struct ibv_pd *pd) return 0; } +struct ibv_mr *mlx4_import_mr(struct ibv_context *context, uint32_t fd, + uint32_t handle) +{ + struct ibv_import_mr cmd = { + .handle = handle, + .type = UVERBS_OBJECT_MR, + .fd = fd, + }; + struct ib_uverbs_import_fr_fd_resp resp; + struct verbs_mr *vmr; + int ret; + + vmr = calloc(1, sizeof(*vmr)); + if (!vmr) + return NULL; + + ret = ibv_cmd_import_mr(context, vmr, &cmd, sizeof(cmd), &resp, + sizeof(resp)); + if (ret) { + free(vmr); + return NULL; + } + + return &vmr->ibv_mr; +} + struct ibv_pd *mlx4_import_pd(struct ibv_context *context, uint32_t fd, uint32_t handle) {