[Patch v2 10/19] CIFS: SMBD: Send data through SMBDirect

From	Long Li <longli@exchange.microsoft.com>
Newsgroups	linux.kernel
Subject	[Patch v2 10/19] CIFS: SMBD: Send data through SMBDirect
Date	2017-08-20 21:10 +0200
Message-ID	<ugDLH-2xW-13@gated-at.bofh.it> (permalink)
References	<ugDLH-2xW-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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From: Long Li <longli@microsoft.com>

With SMBDirect connected, use it for sending data via RDMA send.

Signed-off-by: Long Li <longli@microsoft.com>
---
 fs/cifs/transport.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index ba62aaf..bddb699 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)
@@ -230,6 +231,11 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst)
 	struct msghdr smb_msg;
 	int val = 1;
 
+	if (server->smbd_conn) {
+		rc = smbd_send(server->smbd_conn, rqst);
+		goto done;
+	}
+
 	if (ssocket == NULL)
 		return -ENOTSOCK;
 
@@ -299,6 +305,7 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst)
 		server->tcpStatus = CifsNeedReconnect;
 	}
 
+done:
 	if (rc < 0 && rc != -EINTR)
 		cifs_dbg(VFS, "Error %d sending data on socket to server\n",
 			 rc);
-- 
2.7.4

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[Patch v2 10/19] CIFS: SMBD: Send data through SMBDirect Long Li <longli@exchange.microsoft.com> - 2017-08-20 21:10 +0200

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