[Patch v8 08/16] CIFS: SMBD: Upper layer receives data via RDMA receive

From: Long Li
Date: Wed Nov 22 2017 - 19:41:14 EST


From: Long Li <longli@xxxxxxxxxxxxx>

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

Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
---
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 d8bfa89..1677401 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -542,8 +542,10 @@ 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