summaryrefslogtreecommitdiff
path: root/fs/smb/client/smbdirect.h
diff options
context:
space:
mode:
Diffstat (limited to 'fs/smb/client/smbdirect.h')
-rw-r--r--fs/smb/client/smbdirect.h71
1 files changed, 6 insertions, 65 deletions
diff --git a/fs/smb/client/smbdirect.h b/fs/smb/client/smbdirect.h
index c08e3665150d..75b3f491c3ad 100644
--- a/fs/smb/client/smbdirect.h
+++ b/fs/smb/client/smbdirect.h
@@ -15,6 +15,9 @@
#include <rdma/rdma_cm.h>
#include <linux/mempool.h>
+#include "../common/smbdirect/smbdirect.h"
+#include "../common/smbdirect/smbdirect_socket.h"
+
extern int rdma_readwrite_threshold;
extern int smbd_max_frmr_depth;
extern int smbd_keep_alive_interval;
@@ -50,14 +53,8 @@ enum smbd_connection_status {
* 5. mempools for allocating packets
*/
struct smbd_connection {
- enum smbd_connection_status transport_status;
-
- /* RDMA related */
- struct rdma_cm_id *id;
- struct ib_qp_init_attr qp_attr;
- struct ib_pd *pd;
- struct ib_cq *send_cq, *recv_cq;
- struct ib_device_attr dev_attr;
+ struct smbdirect_socket socket;
+
int ri_rc;
struct completion ri_done;
wait_queue_head_t conn_wait;
@@ -72,15 +69,7 @@ struct smbd_connection {
spinlock_t lock_new_credits_offered;
int new_credits_offered;
- /* Connection parameters defined in [MS-SMBD] 3.1.1.1 */
- int receive_credit_max;
- int send_credit_target;
- int max_send_size;
- int max_fragmented_recv_size;
- int max_fragmented_send_size;
- int max_receive_size;
- int keep_alive_interval;
- int max_readwrite_size;
+ /* dynamic connection parameters defined in [MS-SMBD] 3.1.1.1 */
enum keep_alive_status keep_alive_requested;
int protocol;
atomic_t send_credits;
@@ -177,54 +166,6 @@ enum smbd_message_type {
SMBD_TRANSFER_DATA,
};
-#define SMB_DIRECT_RESPONSE_REQUESTED 0x0001
-
-/* SMBD negotiation request packet [MS-SMBD] 2.2.1 */
-struct smbd_negotiate_req {
- __le16 min_version;
- __le16 max_version;
- __le16 reserved;
- __le16 credits_requested;
- __le32 preferred_send_size;
- __le32 max_receive_size;
- __le32 max_fragmented_size;
-} __packed;
-
-/* SMBD negotiation response packet [MS-SMBD] 2.2.2 */
-struct smbd_negotiate_resp {
- __le16 min_version;
- __le16 max_version;
- __le16 negotiated_version;
- __le16 reserved;
- __le16 credits_requested;
- __le16 credits_granted;
- __le32 status;
- __le32 max_readwrite_size;
- __le32 preferred_send_size;
- __le32 max_receive_size;
- __le32 max_fragmented_size;
-} __packed;
-
-/* SMBD data transfer packet with payload [MS-SMBD] 2.2.3 */
-struct smbd_data_transfer {
- __le16 credits_requested;
- __le16 credits_granted;
- __le16 flags;
- __le16 reserved;
- __le32 remaining_data_length;
- __le32 data_offset;
- __le32 data_length;
- __le32 padding;
- __u8 buffer[];
-} __packed;
-
-/* The packet fields for a registered RDMA buffer */
-struct smbd_buffer_descriptor_v1 {
- __le64 offset;
- __le32 token;
- __le32 length;
-} __packed;
-
/* Maximum number of SGEs used by smbdirect.c in any send work request */
#define SMBDIRECT_MAX_SEND_SGE 6