From patchwork Tue Nov 7 08:55:09 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Long Li X-Patchwork-Id: 835197 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-cifs-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yWNmM33SJz9s7F for ; Tue, 7 Nov 2017 20:04:51 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755597AbdKGJEZ (ORCPT ); Tue, 7 Nov 2017 04:04:25 -0500 Received: from a2nlsmtp01-02.prod.iad2.secureserver.net ([198.71.225.36]:34046 "EHLO a2nlsmtp01-02.prod.iad2.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752961AbdKGI5I (ORCPT ); Tue, 7 Nov 2017 03:57:08 -0500 Received: from linuxonhyperv.com ([107.180.71.197]) by : HOSTING RELAY : with SMTP id BzfrebZAROdJ4BzfreYopf; Tue, 07 Nov 2017 01:56:05 -0700 x-originating-ip: 107.180.71.197 Received: from longli by linuxonhyperv.com with local (Exim 4.89) (envelope-from ) id 1eBzfr-0003Lt-AR; Tue, 07 Nov 2017 01:55:59 -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 v7 17/22] CIFS: SMBD: Upper layer sends data via RDMA send Date: Tue, 7 Nov 2017 01:55:09 -0700 Message-Id: <20171107085514.12693-18-longli@exchange.microsoft.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20171107085514.12693-1-longli@exchange.microsoft.com> References: <20171107085514.12693-1-longli@exchange.microsoft.com> X-CMAE-Envelope: MS4wfMbVQM/4DErN7wFjVqX4E3X10Sj/jsf53ZEPu9ccXx7hN3dcrg7T2HFHyUUQ9tXNowtxF/AXEL6p+H1D1x068s0RzvHAkNzDjitLGcHQbjxcfDv64l/X RnIP+cXgGRA7t6laNjNjlzBC7AicKexn1TmwptgvysHqSUGTbwjHJnFYQffkngSnA+HST4Qsi865pda/oowKmc1X1h4KgpCvud+9TmJQHQE0KwX5tA33xPOk VsIyRxzy04zXJDENDHrwdAM9QyqrWICxR9hmEeY+BHZUUfX/u7w+W2jtzl/Z1e+9REBil7zDDLwO2b+YovG8tTTf9LqXniUNNLUYK+FEYs1Vlk0F7So3DRiM tfSvn1r1sfEIUZulP/cTc0qUeitSwNJd7ms+jABlkUm8ldvEI3+13vtwUp4A3X3HLjqFqJp7sZXB1l7OEcaROhDKs3gdgCxblzs0eDu5xMd8Ka9cuDajCNf8 VlqscTrFD6ZkRd3bS0BmyeHl0kbydCGNp6C0xw== Sender: linux-cifs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org 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 7efbab0..bb9ffdd 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);