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

Long Li
2017-08-20T19:04:34Z

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