lkml.org 
[lkml]   [2017]   [Nov]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[Patch v6 17/22] CIFS: SMBD: Upper layer sends data via RDMA send
Date
From: Long Li <longli@microsoft.com>

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

Signed-off-by: Long Li <longli@microsoft.com>
---
fs/cifs/transport.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 7efbab0..1b51d08 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -37,6 +37,9 @@
#include "cifsglob.h"
#include "cifsproto.h"
#include "cifs_debug.h"
+#ifdef CONFIG_CIFS_SMB_DIRECT
+#include "smbdirect.h"
+#endif

void
cifs_wake_up_task(struct mid_q_entry *mid)
@@ -229,7 +232,12 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst)
struct socket *ssocket = server->ssocket;
struct msghdr smb_msg;
int val = 1;
-
+#ifdef CONFIG_CIFS_SMB_DIRECT
+ if (server->smbd_conn) {
+ rc = smbd_send(server->smbd_conn, rqst);
+ goto smbd_done;
+ }
+#endif
if (ssocket == NULL)
return -ENOTSOCK;

@@ -298,7 +306,9 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst)
*/
server->tcpStatus = CifsNeedReconnect;
}
-
+#ifdef CONFIG_CIFS_SMB_DIRECT
+smbd_done:
+#endif
if (rc < 0 && rc != -EINTR)
cifs_dbg(VFS, "Error %d sending data on socket to server\n",
rc);
--
2.7.4
\
 
 \ /
  Last update: 2017-11-05 06:49    [W:2.027 / U:0.744 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site