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CIFS: SMBD: Upper layer sends data via RDMA send

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

Signed-off-by: Long Li <longli@microsoft.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
This commit is contained in:
Long Li 2017-11-22 17:38:43 -07:00 committed by Steve French
parent d649e1bba3
commit 9762c2d080
1 changed files with 6 additions and 2 deletions
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8
fs/cifs/transport.c
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@ -37,6 +37,7 @@
#include "cifsglob.h"
#include "cifsproto.h"
#include "cifs_debug.h"
#include "smbdirect.h"
/* Max number of iovectors we can use off the stack when sending requests. */
#define CIFS_MAX_IOV_SIZE 8
@ -232,7 +233,10 @@ __smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst)
struct socket *ssocket = server->ssocket;
struct msghdr smb_msg;
int val = 1;
if (cifs_rdma_enabled(server) && server->smbd_conn) {
rc = smbd_send(server->smbd_conn, rqst);
goto smbd_done;
}
if (ssocket == NULL)
return -ENOTSOCK;
@ -301,7 +305,7 @@ uncork:
*/
server->tcpStatus = CifsNeedReconnect;
}
smbd_done:
if (rc < 0 && rc != -EINTR)
cifs_dbg(VFS, "Error %d sending data on socket to server\n",
rc);