From patchwork Thu Nov 23 00:38:43 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Long Li X-Patchwork-Id: 10072193 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1E8B660595 for ; Thu, 23 Nov 2017 00:44:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1024A29DBF for ; Thu, 23 Nov 2017 00:44:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0533A29DC8; Thu, 23 Nov 2017 00:44:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B609029DBF for ; Thu, 23 Nov 2017 00:44:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753014AbdKWAmj (ORCPT ); Wed, 22 Nov 2017 19:42:39 -0500 Received: from a2nlsmtp01-02.prod.iad2.secureserver.net ([198.71.225.36]:46946 "EHLO a2nlsmtp01-02.prod.iad2.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752837AbdKWAkR (ORCPT ); Wed, 22 Nov 2017 19:40:17 -0500 Received: from linuxonhyperv.com ([107.180.71.197]) by : HOSTING RELAY : with SMTP id HfXce7fZXDI9kHfXceBrsJ; Wed, 22 Nov 2017 17:39:15 -0700 x-originating-ip: 107.180.71.197 Received: from longli by linuxonhyperv.com with local (Exim 4.89) (envelope-from ) id 1eHfXb-0004TW-Ua; Wed, 22 Nov 2017 17:38:56 -0700 From: Long Li To: Steve French , linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Christoph Hellwig , Tom Talpey , Matthew Wilcox , Stephen Hemminger Cc: Long Li Subject: [Patch v8 10/16] CIFS: SMBD: Upper layer sends data via RDMA send Date: Wed, 22 Nov 2017 17:38:43 -0700 Message-Id: <20171123003849.17093-11-longli@exchange.microsoft.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20171123003849.17093-1-longli@exchange.microsoft.com> References: <20171123003849.17093-1-longli@exchange.microsoft.com> X-CMAE-Envelope: MS4wfBWp8Bgo3v5QBFXXHx3s76OZSsgr+EXmkwyBfAen6+RjxjtQSIksw8e9qqt9P48q8Gt/67fvS1mRz52nNTXO3DbB2gFd1eUA5rli1eQsmO6I/fSRSJ1V c4Ud6OzAdspfBDgi8jHwKp4DQlxl9cr+gfhI9ZTdtQJBH092yNksqKVhXR+6BgFJrH3TO2UPwrRNzxQ8g5l8JuaGcoF+wyf5Feepza9Z+YKnMF+W409bOcJ3 z0DiZNJUGlli3euHr35VISsz2DYIqN0PiIQgUA6fgF0unHaeFbtjSJUx9R+tq8RPDHE1mvEcoHzaU4PRDcX1aH3rUHdR89GobDYufP9toVjn9SnrHWmLhZY6 M7dc41hij2Wd6bWbAS8zIIWXTRJWt1/BhaAlAw3nkhQrVJSx0wO3MBKC4rvqcfsLUJe16aMPH1ZBmnqH5TiJadjmddOPYHRZa1tNsuyz5mctO3XDzPCMaRDU vyOXASYdXPq8Nv8UoZkKro5lXoRf9pzgfpGuiQ== Sender: linux-cifs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Long Li With SMB Direct connected, use it for sending data via RDMA send. Signed-off-by: Long Li --- fs/cifs/transport.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index e678307..4001842 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -37,6 +37,7 @@ #include "cifsglob.h" #include "cifsproto.h" #include "cifs_debug.h" +#include "smbdirect.h" void cifs_wake_up_task(struct mid_q_entry *mid) @@ -229,7 +230,10 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst) struct socket *ssocket = server->ssocket; struct msghdr smb_msg; int val = 1; - + if (cifs_rdma_enabled(server) && server->smbd_conn) { + rc = smbd_send(server->smbd_conn, rqst); + goto smbd_done; + } if (ssocket == NULL) return -ENOTSOCK; @@ -298,7 +302,7 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst) */ server->tcpStatus = CifsNeedReconnect; } - +smbd_done: if (rc < 0 && rc != -EINTR) cifs_dbg(VFS, "Error %d sending data on socket to server\n", rc);