From patchwork Thu Apr 16 08:08:54 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Wang X-Patchwork-Id: 6224441 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id C411BBF4A6 for ; Thu, 16 Apr 2015 08:09:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CC761201BC for ; Thu, 16 Apr 2015 08:09:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BC26C200CF for ; Thu, 16 Apr 2015 08:09:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750755AbbDPIJI (ORCPT ); Thu, 16 Apr 2015 04:09:08 -0400 Received: from mail-wg0-f41.google.com ([74.125.82.41]:36659 "EHLO mail-wg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933716AbbDPII7 (ORCPT ); Thu, 16 Apr 2015 04:08:59 -0400 Received: by wgsk9 with SMTP id k9so71804802wgs.3 for ; Thu, 16 Apr 2015 01:08:56 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=70fMpNEV5rkYrOIzupZmRja0yzFqfM2LKON3e5pzRPo=; b=PjTDxyixFVRfDZpkT4xtgZvtKbYTGDzxR+CV/BlF50cDQFsNXb2VyFWIJdOS/5GW6R ROe41oZppGbqbFtNKAhhuZiXLkfX7jqB7huUDprynJWrtVIOV14ebKnTHn82OEBJH+1T cYLVtHK2Q41VEcXp9Qw26JJVS+e7vNp2MqscAjonyJZGfuOP4tsJXISy92DsAX7mAJKj P6rYgBV1Pdx/dt0lv0posZDlgisnfk5mKfzAexXgjTPLbzpWbKz5XyOQT57ZeGcnFho3 XTtkC4CLDlZmOgQqJrtw9ze1Vkg58C0MrYwcbLwAf2XzKlrXu7F1S3ZctSSk3LVHlFy3 nq+Q== X-Gm-Message-State: ALoCoQkiOGws7Fj87XGQvk8/YGxaJJSgS0+e3Z4EcX2yv+w6MNaUw5YUIaUOlZLQH+RrnagFHkkg X-Received: by 10.181.13.198 with SMTP id fa6mr2835769wid.41.1429171736665; Thu, 16 Apr 2015 01:08:56 -0700 (PDT) Received: from [192.168.71.52] ([62.217.45.26]) by mx.google.com with ESMTPSA id gy8sm10474874wib.13.2015.04.16.01.08.54 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 16 Apr 2015 01:08:55 -0700 (PDT) Message-ID: <552F6E16.4090908@profitbricks.com> Date: Thu, 16 Apr 2015 10:08:54 +0200 From: Michael Wang User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: Roland Dreier , Sean Hefty , Hal Rosenstock , linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org CC: Tom Tucker , Steve Wise , Hoang-Nam Nguyen , Christoph Raisch , Mike Marciniszyn , Eli Cohen , Faisal Latif , Jack Morgenstein , Or Gerlitz , Haggai Eran , Ira Weiny , Tom Talpey , Jason Gunthorpe , Doug Ledford , hal@dev.mellanox.co.il, Michael Wang Subject: [PATCH v4 12/27] IB/Verbs: Reform mcast related part in IB-core cma References: <552F6CF2.4000606@profitbricks.com> In-Reply-To: <552F6CF2.4000606@profitbricks.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use raw management helpers to reform mcast related part in IB-core cma. Cc: Steve Wise Cc: Tom Talpey Cc: Jason Gunthorpe Cc: Doug Ledford Cc: Ira Weiny Cc: Sean Hefty Signed-off-by: Michael Wang --- drivers/infiniband/core/cma.c | 57 +++++++++++++++---------------------------- 1 file changed, 19 insertions(+), 38 deletions(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 4adb909..377e2fb 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -997,17 +997,12 @@ static void cma_leave_mc_groups(struct rdma_id_private *id_priv) mc = container_of(id_priv->mc_list.next, struct cma_multicast, list); list_del(&mc->list); - switch (rdma_port_get_link_layer(id_priv->cma_dev->device, id_priv->id.port_num)) { - case IB_LINK_LAYER_INFINIBAND: + if (rdma_tech_ib(id_priv->cma_dev->device, + id_priv->id.port_num)) { ib_sa_free_multicast(mc->multicast.ib); kfree(mc); - break; - case IB_LINK_LAYER_ETHERNET: + } else kref_put(&mc->mcref, release_mc); - break; - default: - break; - } } } @@ -3314,24 +3309,13 @@ int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr, list_add(&mc->list, &id_priv->mc_list); spin_unlock(&id_priv->lock); - switch (rdma_node_get_transport(id->device->node_type)) { - case RDMA_TRANSPORT_IB: - switch (rdma_port_get_link_layer(id->device, id->port_num)) { - case IB_LINK_LAYER_INFINIBAND: - ret = cma_join_ib_multicast(id_priv, mc); - break; - case IB_LINK_LAYER_ETHERNET: - kref_init(&mc->mcref); - ret = cma_iboe_join_multicast(id_priv, mc); - break; - default: - ret = -EINVAL; - } - break; - default: + if (rdma_tech_iboe(id->device, id->port_num)) { + kref_init(&mc->mcref); + ret = cma_iboe_join_multicast(id_priv, mc); + } else if (rdma_tech_ib(id->device, id->port_num)) + ret = cma_join_ib_multicast(id_priv, mc); + else ret = -ENOSYS; - break; - } if (ret) { spin_lock_irq(&id_priv->lock); @@ -3359,19 +3343,16 @@ void rdma_leave_multicast(struct rdma_cm_id *id, struct sockaddr *addr) ib_detach_mcast(id->qp, &mc->multicast.ib->rec.mgid, be16_to_cpu(mc->multicast.ib->rec.mlid)); - if (rdma_node_get_transport(id_priv->cma_dev->device->node_type) == RDMA_TRANSPORT_IB) { - switch (rdma_port_get_link_layer(id->device, id->port_num)) { - case IB_LINK_LAYER_INFINIBAND: - ib_sa_free_multicast(mc->multicast.ib); - kfree(mc); - break; - case IB_LINK_LAYER_ETHERNET: - kref_put(&mc->mcref, release_mc); - break; - default: - break; - } - } + + BUG_ON(id_priv->cma_dev->device != id->device); + + if (rdma_tech_ib(id->device, id->port_num)) { + ib_sa_free_multicast(mc->multicast.ib); + kfree(mc); + } else if (rdma_tech_iboe(id->device, + id->port_num)) + kref_put(&mc->mcref, release_mc); + return; } }