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From:   Long Li <longli@exchange.microsoft.com>
To:     Steve French <sfrench@samba.org>, linux-cifs@vger.kernel.org,
        samba-technical@lists.samba.org, linux-kernel@vger.kernel.org,
        linux-rdma@vger.kernel.org, Christoph Hellwig <hch@infradead.org>,
        Tom Talpey <ttalpey@microsoft.com>,
        Matthew Wilcox <mawilcox@microsoft.com>,
        Stephen Hemminger <sthemmin@microsoft.com>
Cc:     Long Li <longli@microsoft.com>
Subject: [Patch v7 15/22] CIFS: SMBD: Upper layer receives data via RDMA receive
Date:   Tue,  7 Nov 2017 01:55:07 -0700
Message-Id: <20171107085514.12693-16-longli@exchange.microsoft.com>
In-Reply-To: <20171107085514.12693-1-longli@exchange.microsoft.com>
References: <20171107085514.12693-1-longli@exchange.microsoft.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Long Li <longli@microsoft.com>

With SMB Direct connected, use it for receiving data via RDMA receive.

Signed-off-by: Long Li <longli@microsoft.com>
---
 fs/cifs/connect.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 3d74983..fcd01df 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -539,8 +539,10 @@ cifs_readv_from_socket(struct TCP_Server_Info *server, struct msghdr *smb_msg)
 
 		if (server_unresponsive(server))
 			return -ECONNABORTED;
-
-		length = sock_recvmsg(server->ssocket, smb_msg, 0);
+		if (cifs_rdma_enabled(server) && server->smbd_conn)
+			length = smbd_recv(server->smbd_conn, smb_msg);
+		else
+			length = sock_recvmsg(server->ssocket, smb_msg, 0);
 
 		if (server->tcpStatus == CifsExiting)
 			return -ESHUTDOWN;
-- 
2.7.4


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