1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (c) 2002, 2003 Cluster File Systems, Inc.
6 * This file is part of the Lustre file system, http://www.lustre.org
7 * Lustre is a trademark of Cluster File Systems, Inc.
9 * You may have signed or agreed to another license before downloading
10 * this software. If so, you are bound by the terms and conditions
11 * of that agreement, and the following does not apply to you. See the
12 * LICENSE file included with this distribution for more information.
14 * If you did not agree to a different license, then this copy of Lustre
15 * is open source software; you can redistribute it and/or modify it
16 * under the terms of version 2 of the GNU General Public License as
17 * published by the Free Software Foundation.
19 * In either case, Lustre is distributed in the hope that it will be
20 * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
21 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * license text for more details.
27 # define EXPORT_SYMTAB
29 #define DEBUG_SUBSYSTEM S_RPC
32 # include <liblustre.h>
35 #include <obd_support.h>
36 #include <obd_class.h>
37 #include <lustre_net.h>
38 #include <lustre_req_layout.h>
40 #include "ptlrpc_internal.h"
42 extern spinlock_t ptlrpc_last_xid_lock;
43 extern spinlock_t ptlrpc_rs_debug_lock;
44 extern spinlock_t ptlrpc_all_services_lock;
45 extern struct semaphore pinger_sem;
46 extern struct semaphore ptlrpcd_sem;
47 extern int ptlrpc_init_portals(void);
48 extern void ptlrpc_exit_portals(void);
50 __init int ptlrpc_init(void)
52 int rc, cleanup_phase = 0;
55 lustre_assert_wire_constants();
56 spin_lock_init(&ptlrpc_last_xid_lock);
57 spin_lock_init(&ptlrpc_rs_debug_lock);
58 spin_lock_init(&ptlrpc_all_services_lock);
59 init_mutex(&pinger_sem);
60 init_mutex(&ptlrpcd_sem);
62 rc = req_layout_init();
67 rc = ptlrpc_init_portals();
72 rc = ptlrpc_init_connection();
77 ptlrpc_put_connection_superhack = ptlrpc_put_connection;
79 rc = ptlrpc_start_pinger();
96 switch(cleanup_phase) {
100 ptlrpc_stop_pinger();
102 ptlrpc_cleanup_connection();
104 ptlrpc_exit_portals();
114 static void __exit ptlrpc_exit(void)
118 ptlrpc_stop_pinger();
119 ptlrpc_exit_portals();
120 ptlrpc_cleanup_connection();
124 EXPORT_SYMBOL(ptlrpc_dump_connections);
125 EXPORT_SYMBOL(ptlrpc_readdress_connection);
126 EXPORT_SYMBOL(ptlrpc_get_connection);
127 EXPORT_SYMBOL(ptlrpc_put_connection);
128 EXPORT_SYMBOL(ptlrpc_connection_addref);
129 EXPORT_SYMBOL(ptlrpc_init_connection);
130 EXPORT_SYMBOL(ptlrpc_cleanup_connection);
133 EXPORT_SYMBOL(ptlrpc_start_bulk_transfer);
134 EXPORT_SYMBOL(ptlrpc_abort_bulk);
135 EXPORT_SYMBOL(ptlrpc_register_bulk);
136 EXPORT_SYMBOL(ptlrpc_unregister_bulk);
137 EXPORT_SYMBOL(ptlrpc_send_reply);
138 EXPORT_SYMBOL(ptlrpc_reply);
139 EXPORT_SYMBOL(ptlrpc_error);
140 EXPORT_SYMBOL(ptlrpc_resend_req);
141 EXPORT_SYMBOL(ptl_send_rpc);
144 EXPORT_SYMBOL(ptlrpc_init_client);
145 EXPORT_SYMBOL(ptlrpc_cleanup_client);
146 EXPORT_SYMBOL(ptlrpc_uuid_to_connection);
147 EXPORT_SYMBOL(ptlrpc_queue_wait);
148 EXPORT_SYMBOL(ptlrpc_replay_req);
149 EXPORT_SYMBOL(ptlrpc_restart_req);
150 EXPORT_SYMBOL(ptlrpc_add_rqs_to_pool);
151 EXPORT_SYMBOL(ptlrpc_init_rq_pool);
152 EXPORT_SYMBOL(ptlrpc_free_rq_pool);
153 EXPORT_SYMBOL(ptlrpc_prep_req_pool);
154 EXPORT_SYMBOL(ptlrpc_request_alloc);
155 EXPORT_SYMBOL(ptlrpc_request_alloc_pool);
156 EXPORT_SYMBOL(ptlrpc_request_free);
157 EXPORT_SYMBOL(ptlrpc_request_pack);
158 EXPORT_SYMBOL(ptlrpc_request_alloc_pack);
159 EXPORT_SYMBOL(ptlrpc_prep_req);
160 EXPORT_SYMBOL(ptlrpc_free_req);
161 EXPORT_SYMBOL(ptlrpc_unregister_reply);
162 EXPORT_SYMBOL(ptlrpc_req_finished);
163 EXPORT_SYMBOL(ptlrpc_req_finished_with_imp_lock);
164 EXPORT_SYMBOL(ptlrpc_request_addref);
165 EXPORT_SYMBOL(ptlrpc_prep_bulk_imp);
166 EXPORT_SYMBOL(ptlrpc_prep_bulk_exp);
167 EXPORT_SYMBOL(ptlrpc_free_bulk);
168 EXPORT_SYMBOL(ptlrpc_prep_bulk_page);
169 EXPORT_SYMBOL(ptlrpc_abort_inflight);
170 EXPORT_SYMBOL(ptlrpc_retain_replayable_request);
171 EXPORT_SYMBOL(ptlrpc_next_xid);
172 EXPORT_SYMBOL(ptlrpc_req_set_repsize);
173 EXPORT_SYMBOL(ptlrpc_request_set_replen);
175 EXPORT_SYMBOL(ptlrpc_prep_set);
176 EXPORT_SYMBOL(ptlrpc_set_add_cb);
177 EXPORT_SYMBOL(ptlrpc_set_add_req);
178 EXPORT_SYMBOL(ptlrpc_set_add_new_req);
179 EXPORT_SYMBOL(ptlrpc_set_destroy);
180 EXPORT_SYMBOL(ptlrpc_set_next_timeout);
181 EXPORT_SYMBOL(ptlrpc_check_set);
182 EXPORT_SYMBOL(ptlrpc_set_wait);
183 EXPORT_SYMBOL(ptlrpc_expired_set);
184 EXPORT_SYMBOL(ptlrpc_interrupted_set);
185 EXPORT_SYMBOL(ptlrpc_mark_interrupted);
188 EXPORT_SYMBOL(ptlrpc_save_lock);
189 EXPORT_SYMBOL(ptlrpc_schedule_difficult_reply);
190 EXPORT_SYMBOL(ptlrpc_commit_replies);
191 EXPORT_SYMBOL(ptlrpc_init_svc);
192 EXPORT_SYMBOL(ptlrpc_stop_all_threads);
193 EXPORT_SYMBOL(ptlrpc_start_threads);
194 EXPORT_SYMBOL(ptlrpc_start_thread);
195 EXPORT_SYMBOL(ptlrpc_unregister_service);
196 EXPORT_SYMBOL(ptlrpc_daemonize);
197 EXPORT_SYMBOL(ptlrpc_service_health_check);
200 EXPORT_SYMBOL(lustre_msg_swabbed);
201 EXPORT_SYMBOL(lustre_msg_check_version);
202 EXPORT_SYMBOL(lustre_pack_request);
203 EXPORT_SYMBOL(lustre_pack_reply);
204 EXPORT_SYMBOL(lustre_shrink_msg);
205 EXPORT_SYMBOL(lustre_free_reply_state);
206 EXPORT_SYMBOL(lustre_msg_size);
207 EXPORT_SYMBOL(lustre_packed_msg_size);
208 EXPORT_SYMBOL(lustre_unpack_msg);
209 EXPORT_SYMBOL(lustre_msg_buf);
210 EXPORT_SYMBOL(lustre_msg_string);
211 EXPORT_SYMBOL(lustre_swab_ptlrpc_body);
212 EXPORT_SYMBOL(lustre_swab_buf);
213 EXPORT_SYMBOL(lustre_swab_reqbuf);
214 EXPORT_SYMBOL(lustre_swab_repbuf);
215 EXPORT_SYMBOL(lustre_swab_obdo);
216 EXPORT_SYMBOL(lustre_swab_obd_statfs);
217 EXPORT_SYMBOL(lustre_swab_obd_ioobj);
218 EXPORT_SYMBOL(lustre_swab_niobuf_remote);
219 EXPORT_SYMBOL(lustre_swab_ost_body);
220 EXPORT_SYMBOL(lustre_swab_ost_last_id);
221 EXPORT_SYMBOL(lustre_swab_ost_lvb);
222 EXPORT_SYMBOL(lustre_swab_mds_status_req);
223 EXPORT_SYMBOL(lustre_swab_mds_body);
224 EXPORT_SYMBOL(lustre_swab_mdt_body);
225 EXPORT_SYMBOL(lustre_swab_mdt_epoch);
226 EXPORT_SYMBOL(lustre_swab_obd_quotactl);
227 EXPORT_SYMBOL(lustre_swab_mds_remote_perm);
228 EXPORT_SYMBOL(lustre_swab_mdt_remote_perm);
229 EXPORT_SYMBOL(lustre_swab_mds_rec_setattr);
230 EXPORT_SYMBOL(lustre_swab_mds_rec_create);
231 EXPORT_SYMBOL(lustre_swab_mds_rec_join);
232 EXPORT_SYMBOL(lustre_swab_mdt_rec_join);
233 EXPORT_SYMBOL(lustre_swab_mds_rec_link);
234 EXPORT_SYMBOL(lustre_swab_mds_rec_unlink);
235 EXPORT_SYMBOL(lustre_swab_mds_rec_rename);
236 EXPORT_SYMBOL(lustre_swab_mdt_rec_reint);
237 EXPORT_SYMBOL(lustre_swab_lov_desc);
238 EXPORT_SYMBOL(lustre_swab_lov_user_md);
239 EXPORT_SYMBOL(lustre_swab_lov_mds_md);
240 EXPORT_SYMBOL(lustre_swab_lov_user_md_objects);
241 EXPORT_SYMBOL(lustre_swab_lov_user_md_join);
242 EXPORT_SYMBOL(lustre_swab_ldlm_res_id);
243 EXPORT_SYMBOL(lustre_swab_ldlm_policy_data);
244 EXPORT_SYMBOL(lustre_swab_ldlm_intent);
245 EXPORT_SYMBOL(lustre_swab_ldlm_resource_desc);
246 EXPORT_SYMBOL(lustre_swab_ldlm_lock_desc);
247 EXPORT_SYMBOL(lustre_swab_ldlm_request);
248 EXPORT_SYMBOL(lustre_swab_ldlm_reply);
249 EXPORT_SYMBOL(lustre_swab_qdata);
250 EXPORT_SYMBOL(lustre_swab_qdata_old);
251 EXPORT_SYMBOL(lustre_msg_get_flags);
252 EXPORT_SYMBOL(lustre_msg_add_flags);
253 EXPORT_SYMBOL(lustre_msg_set_flags);
254 EXPORT_SYMBOL(lustre_msg_clear_flags);
255 EXPORT_SYMBOL(lustre_msg_get_op_flags);
256 EXPORT_SYMBOL(lustre_msg_add_op_flags);
257 EXPORT_SYMBOL(lustre_msg_set_op_flags);
258 EXPORT_SYMBOL(lustre_msg_get_handle );
259 EXPORT_SYMBOL(lustre_msg_get_type);
260 EXPORT_SYMBOL(lustre_msg_get_version);
261 EXPORT_SYMBOL(lustre_msg_add_version);
262 EXPORT_SYMBOL(lustre_msg_get_opc);
263 EXPORT_SYMBOL(lustre_msg_get_last_xid);
264 EXPORT_SYMBOL(lustre_msg_get_last_committed);
265 EXPORT_SYMBOL(lustre_msg_get_transno);
266 EXPORT_SYMBOL(lustre_msg_get_status);
267 EXPORT_SYMBOL(lustre_msg_get_slv);
268 EXPORT_SYMBOL(lustre_msg_get_limit);
269 EXPORT_SYMBOL(lustre_msg_set_slv);
270 EXPORT_SYMBOL(lustre_msg_set_limit);
271 EXPORT_SYMBOL(lustre_msg_get_conn_cnt);
272 EXPORT_SYMBOL(lustre_msg_get_magic);
273 EXPORT_SYMBOL(lustre_msg_set_handle);
274 EXPORT_SYMBOL(lustre_msg_set_type);
275 EXPORT_SYMBOL(lustre_msg_set_opc);
276 EXPORT_SYMBOL(lustre_msg_set_last_xid);
277 EXPORT_SYMBOL(lustre_msg_set_last_committed);
278 EXPORT_SYMBOL(lustre_msg_set_transno);
279 EXPORT_SYMBOL(lustre_msg_set_status);
280 EXPORT_SYMBOL(lustre_msg_set_conn_cnt);
281 EXPORT_SYMBOL(lustre_swab_mgs_target_info);
282 EXPORT_SYMBOL(lustre_swab_md_fld);
283 EXPORT_SYMBOL(lustre_swab_generic_32s);
284 EXPORT_SYMBOL(lustre_swab_lustre_capa);
285 EXPORT_SYMBOL(lustre_swab_lustre_capa_key);
288 EXPORT_SYMBOL(ptlrpc_disconnect_import);
289 EXPORT_SYMBOL(ptlrpc_resend);
290 EXPORT_SYMBOL(ptlrpc_wake_delayed);
291 EXPORT_SYMBOL(ptlrpc_set_import_active);
292 EXPORT_SYMBOL(ptlrpc_activate_import);
293 EXPORT_SYMBOL(ptlrpc_deactivate_import);
294 EXPORT_SYMBOL(ptlrpc_invalidate_import);
295 EXPORT_SYMBOL(ptlrpc_fail_import);
296 EXPORT_SYMBOL(ptlrpc_recover_import);
299 EXPORT_SYMBOL(ptlrpc_pinger_add_import);
300 EXPORT_SYMBOL(ptlrpc_pinger_del_import);
301 EXPORT_SYMBOL(ptlrpc_pinger_sending_on_import);
304 EXPORT_SYMBOL(ptlrpcd_addref);
305 EXPORT_SYMBOL(ptlrpcd_decref);
306 EXPORT_SYMBOL(ptlrpcd_add_req);
307 EXPORT_SYMBOL(ptlrpcd_wake);
310 EXPORT_SYMBOL(llog_origin_handle_create);
311 EXPORT_SYMBOL(llog_origin_handle_destroy);
312 EXPORT_SYMBOL(llog_origin_handle_next_block);
313 EXPORT_SYMBOL(llog_origin_handle_prev_block);
314 EXPORT_SYMBOL(llog_origin_handle_read_header);
315 EXPORT_SYMBOL(llog_origin_handle_close);
316 EXPORT_SYMBOL(llog_client_ops);
317 EXPORT_SYMBOL(llog_catinfo);
319 MODULE_AUTHOR("Cluster File Systems, Inc. <info@clusterfs.com>");
320 MODULE_DESCRIPTION("Lustre Request Processor and Lock Management");
321 MODULE_LICENSE("GPL");
323 cfs_module(ptlrpc, "1.0.0", ptlrpc_init, ptlrpc_exit);