iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ksmbd: set 445 port to smbdirect port by default

Browse Source 
When SMB Direct is used with iWARP, Windows use 5445 port for smb direct
port, 445 port for SMB. This patch check ib_device using ib_client to
know if NICs type is iWARP or Infiniband.

Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Namjae Jeon 2021-12-29 23:02:50 +09:00 committed by Steve French
parent 31928a001b
commit cb097b3dd5
2 changed files with 12 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
fs/ksmbd/transport_rdma.c
View File

@ -34,7 +34,8 @@
#include "smbstatus.h"
#include "transport_rdma.h"
#define SMB_DIRECT_PORT 5445
#define SMB_DIRECT_PORT_IWARP 5445
#define SMB_DIRECT_PORT_INFINIBAND 445
#define SMB_DIRECT_VERSION_LE cpu_to_le16(0x0100)
@ -60,6 +61,10 @@
* as defined in [MS-SMBD] 3.1.1.1
* Those may change after a SMB_DIRECT negotiation
*/
/* Set 445 port to SMB Direct port by default */
static int smb_direct_port = SMB_DIRECT_PORT_INFINIBAND;
/* The local peer's maximum number of credits to grant to the peer */
static int smb_direct_receive_credit_max = 255;
@ -1942,7 +1947,7 @@ static int smb_direct_handle_connect_request(struct rdma_cm_id *new_cm_id)
KSMBD_TRANS(t)->handler = kthread_run(ksmbd_conn_handler_loop,
KSMBD_TRANS(t)->conn, "ksmbd:r%u",
SMB_DIRECT_PORT);
smb_direct_port);
if (IS_ERR(KSMBD_TRANS(t)->handler)) {
int ret = PTR_ERR(KSMBD_TRANS(t)->handler);
@ -2019,6 +2024,10 @@ static int smb_direct_ib_client_add(struct ib_device *ib_dev)
{
struct smb_direct_device *smb_dev;
/* Set 5445 port if device type is iWARP(No IB) */
if (ib_dev->node_type != RDMA_NODE_IB_CA)
smb_direct_port = SMB_DIRECT_PORT_IWARP;
if (!ib_dev->ops.get_netdev ||
!rdma_frwr_is_supported(&ib_dev->attrs))
return 0;
@ -2080,7 +2089,7 @@ int ksmbd_rdma_init(void)
if (!smb_direct_wq)
return -ENOMEM;
ret = smb_direct_listen(SMB_DIRECT_PORT);
ret = smb_direct_listen(smb_direct_port);
if (ret) {
destroy_workqueue(smb_direct_wq);
smb_direct_wq = NULL;

2
fs/ksmbd/transport_rdma.h
View File

@ -7,8 +7,6 @@
#ifndef __KSMBD_TRANSPORT_RDMA_H__
#define __KSMBD_TRANSPORT_RDMA_H__
#define SMB_DIRECT_PORT 5445
/* SMB DIRECT negotiation request packet [MS-SMBD] 2.2.1 */
struct smb_direct_negotiate_req {
__le16 min_version;