From patchwork Tue May 5 12:50:29 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Wang X-Patchwork-Id: 6337751 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 293929F373 for ; Tue, 5 May 2015 12:54:57 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4A84A20268 for ; Tue, 5 May 2015 12:54:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 55A6420149 for ; Tue, 5 May 2015 12:54:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758865AbbEEMxN (ORCPT ); Tue, 5 May 2015 08:53:13 -0400 Received: from mail-wi0-f182.google.com ([209.85.212.182]:34416 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758714AbbEEMvG (ORCPT ); Tue, 5 May 2015 08:51:06 -0400 Received: by wicmx19 with SMTP id mx19so100220016wic.1 for ; Tue, 05 May 2015 05:51:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=uvZUqocT32oYFGeVlDQGGaD8liBFT4Ftthg0iou3xRI=; b=C9G4QwECPxMD6Rdd2t7qzSRMhhY9LIs/Iex/+gQA6IcR7kPB4LB9aTsEgxHxzHCOXu iA/u3iLAAChx2fq9y7GoaFfYVujGjJxdYc7+ompKry31G/4iT3rSl0xxzE+sXPKAUaBZ aNdBZ9aYllnJdFS0EWrtvUphmt9nAM0YHapHaq7nMO65nLpm4tnAnySJ9bHi/Xrgwt1I yGBD7Lkyx6jIzZaFs2RRgerAl4k4cJbdpXcHJLS487ryOlwmYAjG2JUbHD7eSHdzKE6m 4V2/jNoD0qfBwuDa9gXiLWlYPpiZclYsYjNjTzXOgHEetfdHq0JnyPY360BFrcNwIxsI lx4g== X-Gm-Message-State: ALoCoQlOUKCGKWXpkklmcX6Jz429Nfc7UfxyI+R0Rl7ynDkvoqv4tj4b8guXrPJG1YgEJtvToMKx X-Received: by 10.180.73.230 with SMTP id o6mr3842376wiv.30.1430830265648; Tue, 05 May 2015 05:51:05 -0700 (PDT) Received: from ubuntu.pb.local ([62.217.45.26]) by mx.google.com with ESMTPSA id gs7sm16033234wib.10.2015.05.05.05.51.04 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 05 May 2015 05:51:04 -0700 (PDT) From: Michael Wang To: Roland Dreier , Sean Hefty , Hal Rosenstock , Doug Ledford , linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Michael Wang , 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 , Devesh Sharma , Liran Liss , Dave Goodell Subject: [PATCH v8 12/23] IB/Verbs: Reform mcast related part in IB-core cma Date: Tue, 5 May 2015 14:50:29 +0200 Message-Id: <1430830240-32389-13-git-send-email-yun.wang@profitbricks.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1430830240-32389-1-git-send-email-yun.wang@profitbricks.com> References: <1430830240-32389-1-git-send-email-yun.wang@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. Signed-off-by: Michael Wang --- drivers/infiniband/core/cma.c | 56 ++++++++++++++----------------------------- 1 file changed, 18 insertions(+), 38 deletions(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 36c5f8a..34ec13f 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_protocol_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_protocol_iboe(id->device, id->port_num)) { + kref_init(&mc->mcref); + ret = cma_iboe_join_multicast(id_priv, mc); + } else if (rdma_protocol_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 +3343,15 @@ 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_protocol_ib(id->device, id->port_num)) { + ib_sa_free_multicast(mc->multicast.ib); + kfree(mc); + } else if (rdma_protocol_iboe(id->device, id->port_num)) + kref_put(&mc->mcref, release_mc); + return; } }