From patchwork Tue May 5 12:50:28 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Wang X-Patchwork-Id: 6337771 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 0FC38BEEE1 for ; Tue, 5 May 2015 12:55:11 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2624A20149 for ; Tue, 5 May 2015 12:55:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2859720266 for ; Tue, 5 May 2015 12:55:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758912AbbEEMy7 (ORCPT ); Tue, 5 May 2015 08:54:59 -0400 Received: from mail-wg0-f41.google.com ([74.125.82.41]:36320 "EHLO mail-wg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758687AbbEEMvF (ORCPT ); Tue, 5 May 2015 08:51:05 -0400 Received: by wgiu9 with SMTP id u9so18465704wgi.3 for ; Tue, 05 May 2015 05:51:04 -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=R7EWZ2sXuZgAXB+SKMSI3SeFNrti06cNENo18iX6ZBQ=; b=kJp8yCB+Rn+1wDi8SVfqnqjuomc1YDoWsliXBG1SIDCITfQJUZTRQjrUCOvdVbDCW4 md4eSBeUG0H1PwPSsYCGU8X/MIFvEcse1ua/ay96jcGmvpCTBoHd+E5dEJBuhX5lFC01 aADzzItz9OAqywIfB41J36yXmrFWIsNO1Av/SbuwrgiTWAxP0nEWVZsqgDsXYkLsLELF doIKWQSBTMFpmVAslHiDHg/E77bdVvxnfDjkRAm2Ht7Sq6n/ojJG4qHbypUhbZ7JTCCP E5hGyUjw6GBG5BmgJlW6yMR4mJ5YuOdw95UvLycax1zBnOEx5AkVH2E3tobgjWZZ71Gf 0xRQ== X-Gm-Message-State: ALoCoQmxUYVXvUHEsCJCxocK6FvZI6y2wJeFlnjAt630EPj202vvbll5qsWnvGwcNcc2Ha/03vE+ X-Received: by 10.194.85.116 with SMTP id g20mr4813956wjz.154.1430830263939; Tue, 05 May 2015 05:51:03 -0700 (PDT) Received: from ubuntu.pb.local ([62.217.45.26]) by mx.google.com with ESMTPSA id gs7sm16033234wib.10.2015.05.05.05.51.01 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 05 May 2015 05:51:03 -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 11/23] IB/Verbs: Reform route related part in IB-core cma Date: Tue, 5 May 2015 14:50:28 +0200 Message-Id: <1430830240-32389-12-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 route related part in IB-core cma. Signed-off-by: Michael Wang --- drivers/infiniband/core/cma.c | 31 ++++++++----------------------- drivers/infiniband/core/ucma.c | 25 ++++++------------------- 2 files changed, 14 insertions(+), 42 deletions(-) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 8a07e89..36c5f8a 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -923,13 +923,9 @@ static inline int cma_user_data_offset(struct rdma_id_private *id_priv) static void cma_cancel_route(struct rdma_id_private *id_priv) { - switch (rdma_port_get_link_layer(id_priv->id.device, id_priv->id.port_num)) { - case IB_LINK_LAYER_INFINIBAND: + if (rdma_protocol_ib(id_priv->id.device, id_priv->id.port_num)) { if (id_priv->query) ib_sa_cancel_query(id_priv->query_id, id_priv->query); - break; - default: - break; } } @@ -1957,26 +1953,15 @@ int rdma_resolve_route(struct rdma_cm_id *id, int timeout_ms) return -EINVAL; atomic_inc(&id_priv->refcount); - 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_resolve_ib_route(id_priv, timeout_ms); - break; - case IB_LINK_LAYER_ETHERNET: - ret = cma_resolve_iboe_route(id_priv); - break; - default: - ret = -ENOSYS; - } - break; - case RDMA_TRANSPORT_IWARP: + if (rdma_protocol_ib(id->device, id->port_num)) + ret = cma_resolve_ib_route(id_priv, timeout_ms); + else if (rdma_protocol_iboe(id->device, id->port_num)) + ret = cma_resolve_iboe_route(id_priv); + else if (rdma_protocol_iwarp(id->device, id->port_num)) ret = cma_resolve_iw_route(id_priv, timeout_ms); - break; - default: + else ret = -ENOSYS; - break; - } + if (ret) goto err; diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 45d67e9..dae7620 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -722,26 +722,13 @@ static ssize_t ucma_query_route(struct ucma_file *file, resp.node_guid = (__force __u64) ctx->cm_id->device->node_guid; resp.port_num = ctx->cm_id->port_num; - switch (rdma_node_get_transport(ctx->cm_id->device->node_type)) { - case RDMA_TRANSPORT_IB: - switch (rdma_port_get_link_layer(ctx->cm_id->device, - ctx->cm_id->port_num)) { - case IB_LINK_LAYER_INFINIBAND: - ucma_copy_ib_route(&resp, &ctx->cm_id->route); - break; - case IB_LINK_LAYER_ETHERNET: - ucma_copy_iboe_route(&resp, &ctx->cm_id->route); - break; - default: - break; - } - break; - case RDMA_TRANSPORT_IWARP: + + if (rdma_protocol_ib(ctx->cm_id->device, ctx->cm_id->port_num)) + ucma_copy_ib_route(&resp, &ctx->cm_id->route); + else if (rdma_protocol_iboe(ctx->cm_id->device, ctx->cm_id->port_num)) + ucma_copy_iboe_route(&resp, &ctx->cm_id->route); + else if (rdma_protocol_iwarp(ctx->cm_id->device, ctx->cm_id->port_num)) ucma_copy_iw_route(&resp, &ctx->cm_id->route); - break; - default: - break; - } out: if (copy_to_user((void __user *)(unsigned long)cmd.response,