Lines Matching full:server
34 change_conf(struct TCP_Server_Info *server) in change_conf() argument
36 server->credits += server->echo_credits + server->oplock_credits; in change_conf()
37 if (server->credits > server->max_credits) in change_conf()
38 server->credits = server->max_credits; in change_conf()
39 server->oplock_credits = server->echo_credits = 0; in change_conf()
40 switch (server->credits) { in change_conf()
44 server->echoes = false; in change_conf()
45 server->oplocks = false; in change_conf()
48 server->echoes = true; in change_conf()
49 server->oplocks = false; in change_conf()
50 server->echo_credits = 1; in change_conf()
53 server->echoes = true; in change_conf()
55 server->oplocks = true; in change_conf()
56 server->oplock_credits = 1; in change_conf()
58 server->oplocks = false; in change_conf()
60 server->echo_credits = 1; in change_conf()
62 server->credits -= server->echo_credits + server->oplock_credits; in change_conf()
63 return server->credits + server->echo_credits + server->oplock_credits; in change_conf()
67 smb2_add_credits(struct TCP_Server_Info *server, in smb2_add_credits() argument
77 spin_lock(&server->req_lock); in smb2_add_credits()
78 val = server->ops->get_credits_field(server, optype); in smb2_add_credits()
84 if ((instance == 0) || (instance == server->reconnect_instance)) in smb2_add_credits()
91 pr_warn_once("server overflowed SMB3 credits\n"); in smb2_add_credits()
92 trace_smb3_overflow_credits(server->CurrentMid, in smb2_add_credits()
93 server->conn_id, server->hostname, *val, in smb2_add_credits()
94 add, server->in_flight); in smb2_add_credits()
96 WARN_ON_ONCE(server->in_flight == 0); in smb2_add_credits()
97 server->in_flight--; in smb2_add_credits()
98 if (server->in_flight == 0 && in smb2_add_credits()
101 rc = change_conf(server); in smb2_add_credits()
103 * Sometimes server returns 0 credits on oplock break ack - we need to in smb2_add_credits()
106 else if (server->in_flight > 0 && server->oplock_credits == 0 && in smb2_add_credits()
107 server->oplocks) { in smb2_add_credits()
108 if (server->credits > 1) { in smb2_add_credits()
109 server->credits--; in smb2_add_credits()
110 server->oplock_credits++; in smb2_add_credits()
112 } else if ((server->in_flight > 0) && (server->oplock_credits > 3) && in smb2_add_credits()
115 change_conf(server); in smb2_add_credits()
118 in_flight = server->in_flight; in smb2_add_credits()
119 spin_unlock(&server->req_lock); in smb2_add_credits()
120 wake_up(&server->request_q); in smb2_add_credits()
123 trace_smb3_reconnect_detected(server->CurrentMid, in smb2_add_credits()
124 server->conn_id, server->hostname, scredits, add, in_flight); in smb2_add_credits()
126 cifs_dbg(FYI, "trying to put %d credits from the old server instance %d\n", in smb2_add_credits()
131 trace_smb3_reconnect_with_invalid_credits(server->CurrentMid, in smb2_add_credits()
132 server->conn_id, server->hostname, scredits, add, in_flight); in smb2_add_credits()
133 …cifs_dbg(FYI, "Negotiate operation when server credits is non-zero. Optype: %d, server credits: %d… in smb2_add_credits()
137 spin_lock(&server->srv_lock); in smb2_add_credits()
138 if (server->tcpStatus == CifsNeedReconnect in smb2_add_credits()
139 || server->tcpStatus == CifsExiting) { in smb2_add_credits()
140 spin_unlock(&server->srv_lock); in smb2_add_credits()
143 spin_unlock(&server->srv_lock); in smb2_add_credits()
150 cifs_server_dbg(VFS, "Possible client or server bug - zero credits\n"); in smb2_add_credits()
163 trace_smb3_add_credits(server->CurrentMid, in smb2_add_credits()
164 server->conn_id, server->hostname, scredits, add, in_flight); in smb2_add_credits()
169 smb2_set_credits(struct TCP_Server_Info *server, const int val) in smb2_set_credits() argument
173 spin_lock(&server->req_lock); in smb2_set_credits()
174 server->credits = val; in smb2_set_credits()
176 server->reconnect_instance++; in smb2_set_credits()
181 if (SERVER_IS_CHAN(server)) in smb2_set_credits()
182 server->primary_server->channel_sequence_num++; in smb2_set_credits()
184 server->channel_sequence_num++; in smb2_set_credits()
186 scredits = server->credits; in smb2_set_credits()
187 in_flight = server->in_flight; in smb2_set_credits()
188 spin_unlock(&server->req_lock); in smb2_set_credits()
190 trace_smb3_set_credits(server->CurrentMid, in smb2_set_credits()
191 server->conn_id, server->hostname, scredits, val, in_flight); in smb2_set_credits()
200 smb2_get_credits_field(struct TCP_Server_Info *server, const int optype) in smb2_get_credits_field() argument
204 return &server->echo_credits; in smb2_get_credits_field()
206 return &server->oplock_credits; in smb2_get_credits_field()
208 return &server->credits; in smb2_get_credits_field()
219 smb2_wait_mtu_credits(struct TCP_Server_Info *server, unsigned int size, in smb2_wait_mtu_credits() argument
225 spin_lock(&server->req_lock); in smb2_wait_mtu_credits()
227 spin_unlock(&server->req_lock); in smb2_wait_mtu_credits()
229 spin_lock(&server->srv_lock); in smb2_wait_mtu_credits()
230 if (server->tcpStatus == CifsExiting) { in smb2_wait_mtu_credits()
231 spin_unlock(&server->srv_lock); in smb2_wait_mtu_credits()
234 spin_unlock(&server->srv_lock); in smb2_wait_mtu_credits()
236 spin_lock(&server->req_lock); in smb2_wait_mtu_credits()
237 if (server->credits <= 0) { in smb2_wait_mtu_credits()
238 spin_unlock(&server->req_lock); in smb2_wait_mtu_credits()
239 cifs_num_waiters_inc(server); in smb2_wait_mtu_credits()
240 rc = wait_event_killable(server->request_q, in smb2_wait_mtu_credits()
241 has_credits(server, &server->credits, 1)); in smb2_wait_mtu_credits()
242 cifs_num_waiters_dec(server); in smb2_wait_mtu_credits()
245 spin_lock(&server->req_lock); in smb2_wait_mtu_credits()
247 scredits = server->credits; in smb2_wait_mtu_credits()
263 credits->instance = server->reconnect_instance; in smb2_wait_mtu_credits()
264 server->credits -= credits->value; in smb2_wait_mtu_credits()
265 server->in_flight++; in smb2_wait_mtu_credits()
266 if (server->in_flight > server->max_in_flight) in smb2_wait_mtu_credits()
267 server->max_in_flight = server->in_flight; in smb2_wait_mtu_credits()
271 scredits = server->credits; in smb2_wait_mtu_credits()
272 in_flight = server->in_flight; in smb2_wait_mtu_credits()
273 spin_unlock(&server->req_lock); in smb2_wait_mtu_credits()
275 trace_smb3_wait_credits(server->CurrentMid, in smb2_wait_mtu_credits()
276 server->conn_id, server->hostname, scredits, -(credits->value), in_flight); in smb2_wait_mtu_credits()
284 smb2_adjust_credits(struct TCP_Server_Info *server, in smb2_adjust_credits() argument
295 trace_smb3_too_many_credits(server->CurrentMid, in smb2_adjust_credits()
296 server->conn_id, server->hostname, 0, credits->value - new_val, 0); in smb2_adjust_credits()
303 spin_lock(&server->req_lock); in smb2_adjust_credits()
305 if (server->reconnect_instance != credits->instance) { in smb2_adjust_credits()
306 scredits = server->credits; in smb2_adjust_credits()
307 in_flight = server->in_flight; in smb2_adjust_credits()
308 spin_unlock(&server->req_lock); in smb2_adjust_credits()
310 trace_smb3_reconnect_detected(server->CurrentMid, in smb2_adjust_credits()
311 server->conn_id, server->hostname, scredits, in smb2_adjust_credits()
318 server->credits += credits->value - new_val; in smb2_adjust_credits()
319 scredits = server->credits; in smb2_adjust_credits()
320 in_flight = server->in_flight; in smb2_adjust_credits()
321 spin_unlock(&server->req_lock); in smb2_adjust_credits()
322 wake_up(&server->request_q); in smb2_adjust_credits()
324 trace_smb3_adj_credits(server->CurrentMid, in smb2_adjust_credits()
325 server->conn_id, server->hostname, scredits, in smb2_adjust_credits()
336 smb2_get_next_mid(struct TCP_Server_Info *server) in smb2_get_next_mid() argument
340 spin_lock(&server->mid_lock); in smb2_get_next_mid()
341 mid = server->CurrentMid++; in smb2_get_next_mid()
342 spin_unlock(&server->mid_lock); in smb2_get_next_mid()
347 smb2_revert_current_mid(struct TCP_Server_Info *server, const unsigned int val) in smb2_revert_current_mid() argument
349 spin_lock(&server->mid_lock); in smb2_revert_current_mid()
350 if (server->CurrentMid >= val) in smb2_revert_current_mid()
351 server->CurrentMid -= val; in smb2_revert_current_mid()
352 spin_unlock(&server->mid_lock); in smb2_revert_current_mid()
356 __smb2_find_mid(struct TCP_Server_Info *server, char *buf, bool dequeue) in __smb2_find_mid() argument
367 spin_lock(&server->mid_lock); in __smb2_find_mid()
368 list_for_each_entry(mid, &server->pending_mid_q, qhead) { in __smb2_find_mid()
377 spin_unlock(&server->mid_lock); in __smb2_find_mid()
381 spin_unlock(&server->mid_lock); in __smb2_find_mid()
386 smb2_find_mid(struct TCP_Server_Info *server, char *buf) in smb2_find_mid() argument
388 return __smb2_find_mid(server, buf, false); in smb2_find_mid()
392 smb2_find_dequeue_mid(struct TCP_Server_Info *server, char *buf) in smb2_find_dequeue_mid() argument
394 return __smb2_find_mid(server, buf, true); in smb2_find_dequeue_mid()
398 smb2_dump_detail(void *buf, struct TCP_Server_Info *server) in smb2_dump_detail() argument
406 if (!server->ops->check_message(buf, server->total_read, server)) { in smb2_dump_detail()
408 server->ops->calc_smb_size(buf)); in smb2_dump_detail()
414 smb2_need_neg(struct TCP_Server_Info *server) in smb2_need_neg() argument
416 return server->max_read == 0; in smb2_need_neg()
422 struct TCP_Server_Info *server) in smb2_negotiate() argument
426 spin_lock(&server->mid_lock); in smb2_negotiate()
427 server->CurrentMid = 0; in smb2_negotiate()
428 spin_unlock(&server->mid_lock); in smb2_negotiate()
429 rc = SMB2_negotiate(xid, ses, server); in smb2_negotiate()
439 struct TCP_Server_Info *server = tcon->ses->server; in smb2_negotiate_wsize() local
444 wsize = min_t(unsigned int, wsize, server->max_write); in smb2_negotiate_wsize()
445 if (!(server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU)) in smb2_negotiate_wsize()
454 struct TCP_Server_Info *server = tcon->ses->server; in smb3_negotiate_wsize() local
459 wsize = min_t(unsigned int, wsize, server->max_write); in smb3_negotiate_wsize()
461 if (server->rdma) { in smb3_negotiate_wsize()
462 if (server->sign) in smb3_negotiate_wsize()
469 server->smbd_conn->max_fragmented_send_size - in smb3_negotiate_wsize()
474 wsize, server->smbd_conn->max_readwrite_size); in smb3_negotiate_wsize()
477 if (!(server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU)) in smb3_negotiate_wsize()
486 struct TCP_Server_Info *server = tcon->ses->server; in smb2_negotiate_rsize() local
491 rsize = min_t(unsigned int, rsize, server->max_read); in smb2_negotiate_rsize()
493 if (!(server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU)) in smb2_negotiate_rsize()
502 struct TCP_Server_Info *server = tcon->ses->server; in smb3_negotiate_rsize() local
507 rsize = min_t(unsigned int, rsize, server->max_read); in smb3_negotiate_rsize()
509 if (server->rdma) { in smb3_negotiate_rsize()
510 if (server->sign) in smb3_negotiate_rsize()
517 server->smbd_conn->max_fragmented_recv_size - in smb3_negotiate_rsize()
522 rsize, server->smbd_conn->max_readwrite_size); in smb3_negotiate_rsize()
526 if (!(server->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU)) in smb3_negotiate_rsize()
607 * Samba server e.g. can return an empty interface list in some cases, in parse_server_interfaces()
615 "Empty network interface list returned by server %s\n", in parse_server_interfaces()
616 ses->server->hostname); in parse_server_interfaces()
778 "server does not support query network interfaces\n"); in SMB3_request_interfaces()
791 pserver = ses->chans[0].server; in SMB3_request_interfaces()
1111 struct TCP_Server_Info *server; in smb2_set_ea() local
1133 server = cifs_pick_channel(ses); in smb2_set_ea()
1154 if (ses->server->ops->query_all_EAs) { in smb2_set_ea()
1156 rc = ses->server->ops->query_all_EAs(xid, tcon, path, in smb2_set_ea()
1210 rc = SMB2_open_init(tcon, server, in smb2_set_ea()
1236 rc = SMB2_set_info_init(tcon, server, in smb2_set_ea()
1249 rc = SMB2_close_init(tcon, server, in smb2_set_ea()
1256 smb2_set_replay(server, &rqst[0]); in smb2_set_ea()
1257 smb2_set_replay(server, &rqst[1]); in smb2_set_ea()
1258 smb2_set_replay(server, &rqst[2]); in smb2_set_ea()
1261 rc = compound_send_recv(xid, ses, server, in smb2_set_ea()
1287 smb2_can_echo(struct TCP_Server_Info *server) in smb2_can_echo() argument
1289 return server->echoes; in smb2_can_echo()
1349 seq_printf(m, "\nOpen files: %d total (local), %d open on server", in smb2_print_stats()
1400 struct TCP_Server_Info *server = tlink_tcon(cfile->tlink)->ses->server; in smb2_set_fid() local
1408 server->ops->set_oplock_level(cinode, oplock, fid->epoch, in smb2_set_fid()
1477 pr_warn_once("Server share %s does not support copy range\n", tcon->tree_name); in SMB2_request_res_key()
1506 struct TCP_Server_Info *server; in smb2_ioctl_query_info() local
1529 server = cifs_pick_channel(ses); in smb2_ioctl_query_info()
1548 if (!ses || !server) { in smb2_ioctl_query_info()
1597 rc = SMB2_open_init(tcon, server, in smb2_ioctl_query_info()
1605 /* Can eventually relax perm check since server enforces too */ in smb2_ioctl_query_info()
1613 rc = SMB2_ioctl_init(tcon, server, &rqst[1], COMPOUND_FID, COMPOUND_FID, in smb2_ioctl_query_info()
1619 /* Can eventually relax perm check since server enforces too */ in smb2_ioctl_query_info()
1635 rc = SMB2_set_info_init(tcon, server, &rqst[1], COMPOUND_FID, COMPOUND_FID, in smb2_ioctl_query_info()
1643 rc = SMB2_query_info_init(tcon, server, in smb2_ioctl_query_info()
1665 rc = SMB2_close_init(tcon, server, in smb2_ioctl_query_info()
1672 smb2_set_replay(server, &rqst[0]); in smb2_ioctl_query_info()
1673 smb2_set_replay(server, &rqst[1]); in smb2_ioctl_query_info()
1674 smb2_set_replay(server, &rqst[2]); in smb2_ioctl_query_info()
1677 rc = compound_send_recv(xid, ses, server, in smb2_ioctl_query_info()
1765 /* Request a key from the server to identify the source of the copy */ in smb2_copychunk_range()
1787 /* Request server copy to target from src identified by key */ in smb2_copychunk_range()
1807 * Check if server claimed to write more than we asked in smb2_copychunk_range()
1844 * and check if the server gave us different sizes after in smb2_copychunk_range()
1846 * if not then why is the server returning an error now in smb2_copychunk_range()
1851 /* Check that server is not asking us to grow size */ in smb2_copychunk_range()
1857 goto cchunk_out; /* server gave us bogus size */ in smb2_copychunk_range()
1941 * since Samba server doesn't set the flag on the share, yet in smb2_set_sparse()
1944 * mark that server does not support sparse files for this share in smb2_set_sparse()
1945 * to avoid repeatedly sending the unsupported fsctl to server in smb2_set_sparse()
2003 /* server fileays advertise duplicate extent support with this flag */ in smb2_duplicate_extents()
2268 struct TCP_Server_Info *server; in smb2_query_dir_first() local
2275 server = cifs_pick_channel(tcon->ses); in smb2_query_dir_first()
2303 rc = SMB2_open_init(tcon, server, in smb2_query_dir_first()
2317 rc = SMB2_query_directory_init(xid, tcon, server, in smb2_query_dir_first()
2327 smb2_set_replay(server, &rqst[0]); in smb2_query_dir_first()
2328 smb2_set_replay(server, &rqst[1]); in smb2_query_dir_first()
2331 rc = compound_send_recv(xid, tcon->ses, server, in smb2_query_dir_first()
2411 smb2_is_status_pending(char *buf, struct TCP_Server_Info *server) in smb2_is_status_pending() argument
2420 spin_lock(&server->req_lock); in smb2_is_status_pending()
2421 server->credits += le16_to_cpu(shdr->CreditRequest); in smb2_is_status_pending()
2422 scredits = server->credits; in smb2_is_status_pending()
2423 in_flight = server->in_flight; in smb2_is_status_pending()
2424 spin_unlock(&server->req_lock); in smb2_is_status_pending()
2425 wake_up(&server->request_q); in smb2_is_status_pending()
2427 trace_smb3_pend_credits(server->CurrentMid, in smb2_is_status_pending()
2428 server->conn_id, server->hostname, scredits, in smb2_is_status_pending()
2467 smb2_is_network_name_deleted(char *buf, struct TCP_Server_Info *server) in smb2_is_network_name_deleted() argument
2477 /* If server is a channel, select the primary channel */ in smb2_is_network_name_deleted()
2478 pserver = SERVER_IS_CHAN(server) ? server->primary_server : server; in smb2_is_network_name_deleted()
2488 pr_warn_once("Server share %s deleted.\n", in smb2_is_network_name_deleted()
2503 if (tcon->ses->server->capabilities & SMB2_GLOBAL_CAP_LEASING) in smb2_oplock_response()
2512 smb2_set_replay(struct TCP_Server_Info *server, struct smb_rqst *rqst) in smb2_set_replay() argument
2516 if (server->dialect < SMB30_PROT_ID) in smb2_set_replay()
2547 struct TCP_Server_Info *server = ses->server; in smb2_set_next_command() local
2548 unsigned long len = smb_rqst_len(server, rqst); in smb2_set_next_command()
2609 if (tcon->retry || (*pretries)++ < tcon->ses->server->retrans) { in smb2_should_replay()
2633 struct TCP_Server_Info *server; in smb2_query_info_compound() local
2650 server = cifs_pick_channel(ses); in smb2_query_info_compound()
2690 rc = SMB2_open_init(tcon, server, in smb2_query_info_compound()
2700 rc = SMB2_query_info_init(tcon, server, in smb2_query_info_compound()
2708 rc = SMB2_query_info_init(tcon, server, in smb2_query_info_compound()
2726 rc = SMB2_close_init(tcon, server, in smb2_query_info_compound()
2734 smb2_set_replay(server, &rqst[0]); in smb2_query_info_compound()
2735 smb2_set_replay(server, &rqst[2]); in smb2_query_info_compound()
2737 smb2_set_replay(server, &rqst[1]); in smb2_query_info_compound()
2741 rc = compound_send_recv(xid, ses, server, in smb2_query_info_compound()
2745 rc = compound_send_recv(xid, ses, server, in smb2_query_info_compound()
2753 pr_warn_once("server share %s deleted\n", in smb2_query_info_compound()
3245 /* Retrieve an ACL from the server */
3303 * first, otherwise the data may be inconsistent with the server. in smb3_zero_range()
3368 * caches first, otherwise the data may be inconsistent with the server. in smb3_punch_hole()
3769 * might fill holes on the server. in smb3_llseek()
3929 smb2_downgrade_oplock(struct TCP_Server_Info *server, in smb2_downgrade_oplock() argument
3933 server->ops->set_oplock_level(cinode, oplock, 0, NULL); in smb2_downgrade_oplock()
3941 smb3_downgrade_oplock(struct TCP_Server_Info *server, in smb3_downgrade_oplock() argument
4000 /* Check if the server granted an oplock rather than a lease */ in smb21_set_oplock_level()
4280 smb2_get_enc_key(struct TCP_Server_Info *server, __u64 ses_id, int enc, u8 *key) in smb2_get_enc_key() argument
4286 /* If server is a channel, select the primary channel */ in smb2_get_enc_key()
4287 pserver = SERVER_IS_CHAN(server) ? server->primary_server : server; in smb2_get_enc_key()
4315 crypt_message(struct TCP_Server_Info *server, int num_rqst, in crypt_message() argument
4333 rc = smb2_get_enc_key(server, le64_to_cpu(tr_hdr->SessionId), enc, key); in crypt_message()
4340 rc = smb3_crypto_aead_allocate(server); in crypt_message()
4346 tfm = enc ? server->secmech.enc : server->secmech.dec; in crypt_message()
4348 if ((server->cipher_type == SMB2_ENCRYPTION_AES256_CCM) || in crypt_message()
4349 (server->cipher_type == SMB2_ENCRYPTION_AES256_GCM)) in crypt_message()
4375 if ((server->cipher_type == SMB2_ENCRYPTION_AES128_GCM) || in crypt_message()
4376 (server->cipher_type == SMB2_ENCRYPTION_AES256_GCM)) in crypt_message()
4441 smb3_init_transform_rq(struct TCP_Server_Info *server, int num_rqst, in smb3_init_transform_rq() argument
4456 orig_len += smb_rqst_len(server, old); in smb3_init_transform_rq()
4496 fill_transform_hdr(tr_hdr, orig_len, old_rq, server->cipher_type); in smb3_init_transform_rq()
4498 rc = crypt_message(server, num_rqst, new_rq, 1); in smb3_init_transform_rq()
4519 decrypt_raw_data(struct TCP_Server_Info *server, char *buf, in decrypt_raw_data() argument
4541 rc = crypt_message(server, 1, &rqst, 0); in decrypt_raw_data()
4550 server->total_read = buf_data_size + iter_size; in decrypt_raw_data()
4578 handle_read_data(struct TCP_Server_Info *server, struct mid_q_entry *mid, in handle_read_data() argument
4597 if (server->ops->is_session_expired && in handle_read_data()
4598 server->ops->is_session_expired(buf)) { in handle_read_data()
4600 cifs_reconnect(server, true); in handle_read_data()
4604 if (server->ops->is_status_pending && in handle_read_data()
4605 server->ops->is_status_pending(buf, server)) in handle_read_data()
4613 min_t(unsigned int, buf_len, server->vals->read_rsp_size); in handle_read_data()
4619 rdata->result = server->ops->map_error(buf, true); in handle_read_data()
4621 cifs_dbg(FYI, "%s: server returned error %d\n", in handle_read_data()
4631 data_offset = server->ops->read_data_offset(buf); in handle_read_data()
4635 data_len = server->ops->read_data_length(buf, use_rdma_mr); in handle_read_data()
4637 if (data_offset < server->vals->read_rsp_size) { in handle_read_data()
4645 data_offset = server->vals->read_rsp_size; in handle_read_data()
4658 pad_len = data_offset - server->vals->read_rsp_size; in handle_read_data()
4727 struct TCP_Server_Info *server; member
4743 rc = decrypt_raw_data(dw->server, dw->buf, dw->server->vals->read_rsp_size, in smb2_decrypt_offload()
4750 dw->server->lstrp = jiffies; in smb2_decrypt_offload()
4751 mid = smb2_find_dequeue_mid(dw->server, dw->buf); in smb2_decrypt_offload()
4756 rc = handle_read_data(dw->server, mid, dw->buf, in smb2_decrypt_offload()
4757 dw->server->vals->read_rsp_size, in smb2_decrypt_offload()
4764 if (dw->server->ops->is_network_name_deleted) in smb2_decrypt_offload()
4765 dw->server->ops->is_network_name_deleted(dw->buf, in smb2_decrypt_offload()
4766 dw->server); in smb2_decrypt_offload()
4770 spin_lock(&dw->server->srv_lock); in smb2_decrypt_offload()
4771 if (dw->server->tcpStatus == CifsNeedReconnect) { in smb2_decrypt_offload()
4772 spin_lock(&dw->server->mid_lock); in smb2_decrypt_offload()
4774 spin_unlock(&dw->server->mid_lock); in smb2_decrypt_offload()
4775 spin_unlock(&dw->server->srv_lock); in smb2_decrypt_offload()
4778 spin_lock(&dw->server->mid_lock); in smb2_decrypt_offload()
4782 &dw->server->pending_mid_q); in smb2_decrypt_offload()
4783 spin_unlock(&dw->server->mid_lock); in smb2_decrypt_offload()
4784 spin_unlock(&dw->server->srv_lock); in smb2_decrypt_offload()
4798 receive_encrypted_read(struct TCP_Server_Info *server, struct mid_q_entry **mid, in receive_encrypted_read() argument
4802 char *buf = server->smallbuf; in receive_encrypted_read()
4806 unsigned int buflen = server->pdu_size; in receive_encrypted_read()
4816 dw->server = server; in receive_encrypted_read()
4819 len = min_t(unsigned int, buflen, server->vals->read_rsp_size + in receive_encrypted_read()
4820 sizeof(struct smb2_transform_hdr)) - HEADER_SIZE(server) + 1; in receive_encrypted_read()
4822 rc = cifs_read_from_socket(server, buf + HEADER_SIZE(server) - 1, len); in receive_encrypted_read()
4825 server->total_read += rc; in receive_encrypted_read()
4828 server->vals->read_rsp_size; in receive_encrypted_read()
4852 rc = cifs_read_iter_from_socket(server, &iter, dw->len); in receive_encrypted_read()
4856 server->total_read += rc; in receive_encrypted_read()
4862 rc = cifs_discard_remaining_data(server); in receive_encrypted_read()
4871 if ((server->min_offload) && (server->in_flight > 1) && in receive_encrypted_read()
4872 (server->pdu_size >= server->min_offload)) { in receive_encrypted_read()
4873 dw->buf = server->smallbuf; in receive_encrypted_read()
4874 server->smallbuf = (char *)cifs_small_buf_get(); in receive_encrypted_read()
4881 rc = decrypt_raw_data(server, buf, server->vals->read_rsp_size, in receive_encrypted_read()
4886 *mid = smb2_find_mid(server, buf); in receive_encrypted_read()
4892 rc = handle_read_data(server, *mid, buf, in receive_encrypted_read()
4893 server->vals->read_rsp_size, in receive_encrypted_read()
4896 if (server->ops->is_network_name_deleted) { in receive_encrypted_read()
4897 server->ops->is_network_name_deleted(buf, in receive_encrypted_read()
4898 server); in receive_encrypted_read()
4909 cifs_discard_remaining_data(server); in receive_encrypted_read()
4914 receive_encrypted_standard(struct TCP_Server_Info *server, in receive_encrypted_standard() argument
4919 char *buf = server->smallbuf; in receive_encrypted_standard()
4921 unsigned int pdu_length = server->pdu_size; in receive_encrypted_standard()
4932 server->large_buf = true; in receive_encrypted_standard()
4933 memcpy(server->bigbuf, buf, server->total_read); in receive_encrypted_standard()
4934 buf = server->bigbuf; in receive_encrypted_standard()
4938 length = cifs_read_from_socket(server, buf + HEADER_SIZE(server) - 1, in receive_encrypted_standard()
4939 pdu_length - HEADER_SIZE(server) + 1); in receive_encrypted_standard()
4942 server->total_read += length; in receive_encrypted_standard()
4945 length = decrypt_raw_data(server, buf, buf_size, NULL, false); in receive_encrypted_standard()
4949 next_is_large = server->large_buf; in receive_encrypted_standard()
4963 mid_entry = smb2_find_mid(server, buf); in receive_encrypted_standard()
4969 mid_entry->resp_buf_size = server->pdu_size; in receive_encrypted_standard()
4980 ret = mid_entry->handle(server, mid_entry); in receive_encrypted_standard()
4982 ret = cifs_handle_standard(server, mid_entry); in receive_encrypted_standard()
4986 server->large_buf = next_is_large; in receive_encrypted_standard()
4988 server->bigbuf = buf = next_buffer; in receive_encrypted_standard()
4990 server->smallbuf = buf = next_buffer; in receive_encrypted_standard()
4995 * server->smallbuf and server->bigbuf are still valid. We need in receive_encrypted_standard()
5009 smb3_receive_transform(struct TCP_Server_Info *server, in smb3_receive_transform() argument
5012 char *buf = server->smallbuf; in smb3_receive_transform()
5013 unsigned int pdu_length = server->pdu_size; in smb3_receive_transform()
5021 cifs_reconnect(server, true); in smb3_receive_transform()
5027 cifs_reconnect(server, true); in smb3_receive_transform()
5032 if (pdu_length > CIFSMaxBufSize + MAX_HEADER_SIZE(server)) { in smb3_receive_transform()
5033 return receive_encrypted_read(server, &mids[0], num_mids); in smb3_receive_transform()
5036 return receive_encrypted_standard(server, mids, bufs, num_mids); in smb3_receive_transform()
5040 smb3_handle_read_data(struct TCP_Server_Info *server, struct mid_q_entry *mid) in smb3_handle_read_data() argument
5042 char *buf = server->large_buf ? server->bigbuf : server->smallbuf; in smb3_handle_read_data()
5044 return handle_read_data(server, mid, buf, server->pdu_size, in smb3_handle_read_data()
5048 static int smb2_next_header(struct TCP_Server_Info *server, char *buf, in smb2_next_header() argument
5061 if (unlikely(*noff && *noff < MID_HEADER_SIZE(server))) in smb2_next_header()
5071 struct TCP_Server_Info *server = tcon->ses->server; in cifs_sfu_make_node() local
5079 __u32 oplock = server->oplocks ? REQ_OPLOCK : 0; in cifs_sfu_make_node()
5096 rc = server->ops->open(xid, &oparms, &oplock, &buf); in cifs_sfu_make_node()
5122 rc = server->ops->sync_write(xid, &fid, &io_parms, in cifs_sfu_make_node()
5124 server->ops->close(xid, tcon, &fid); in cifs_sfu_make_node()