1 /*
2 * GPL HEADER START
3 *
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
19 * copy of GPLv2].
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 *
25 * GPL HEADER END
26 */
27 /*
28 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
29 * Use is subject to license terms.
30 *
31 * Copyright (c) 2012, Intel Corporation.
32 */
33 /*
34 * This file is part of Lustre, http://www.lustre.org/
35 * Lustre is a trademark of Sun Microsystems, Inc.
36 *
37 * lnet/selftest/selftest.h
38 *
39 * Author: Isaac Huang <isaac@clusterfs.com>
40 */
41 #ifndef __SELFTEST_SELFTEST_H__
42 #define __SELFTEST_SELFTEST_H__
43
44 #define LNET_ONLY
45
46 #include "../../include/linux/libcfs/libcfs.h"
47 #include "../../include/linux/lnet/lnet.h"
48 #include "../../include/linux/lnet/lib-lnet.h"
49 #include "../../include/linux/lnet/lib-types.h"
50 #include "../../include/linux/lnet/lnetst.h"
51
52 #include "rpc.h"
53 #include "timer.h"
54
55 #ifndef MADE_WITHOUT_COMPROMISE
56 #define MADE_WITHOUT_COMPROMISE
57 #endif
58
59 #define SWI_STATE_NEWBORN 0
60 #define SWI_STATE_REPLY_SUBMITTED 1
61 #define SWI_STATE_REPLY_SENT 2
62 #define SWI_STATE_REQUEST_SUBMITTED 3
63 #define SWI_STATE_REQUEST_SENT 4
64 #define SWI_STATE_REPLY_RECEIVED 5
65 #define SWI_STATE_BULK_STARTED 6
66 #define SWI_STATE_DONE 10
67
68 /* forward refs */
69 struct srpc_service;
70 struct srpc_service_cd;
71 struct sfw_test_unit;
72 struct sfw_test_instance;
73
74 /* services below SRPC_FRAMEWORK_SERVICE_MAX_ID are framework
75 * services, e.g. create/modify session.
76 */
77 #define SRPC_SERVICE_DEBUG 0
78 #define SRPC_SERVICE_MAKE_SESSION 1
79 #define SRPC_SERVICE_REMOVE_SESSION 2
80 #define SRPC_SERVICE_BATCH 3
81 #define SRPC_SERVICE_TEST 4
82 #define SRPC_SERVICE_QUERY_STAT 5
83 #define SRPC_SERVICE_JOIN 6
84 #define SRPC_FRAMEWORK_SERVICE_MAX_ID 10
85 /* other services start from SRPC_FRAMEWORK_SERVICE_MAX_ID+1 */
86 #define SRPC_SERVICE_BRW 11
87 #define SRPC_SERVICE_PING 12
88 #define SRPC_SERVICE_MAX_ID 12
89
90 #define SRPC_REQUEST_PORTAL 50
91 /* a lazy portal for framework RPC requests */
92 #define SRPC_FRAMEWORK_REQUEST_PORTAL 51
93 /* all reply/bulk RDMAs go to this portal */
94 #define SRPC_RDMA_PORTAL 52
95
96 static inline srpc_msg_type_t
srpc_service2request(int service)97 srpc_service2request (int service)
98 {
99 switch (service) {
100 default:
101 LBUG ();
102 case SRPC_SERVICE_DEBUG:
103 return SRPC_MSG_DEBUG_REQST;
104
105 case SRPC_SERVICE_MAKE_SESSION:
106 return SRPC_MSG_MKSN_REQST;
107
108 case SRPC_SERVICE_REMOVE_SESSION:
109 return SRPC_MSG_RMSN_REQST;
110
111 case SRPC_SERVICE_BATCH:
112 return SRPC_MSG_BATCH_REQST;
113
114 case SRPC_SERVICE_TEST:
115 return SRPC_MSG_TEST_REQST;
116
117 case SRPC_SERVICE_QUERY_STAT:
118 return SRPC_MSG_STAT_REQST;
119
120 case SRPC_SERVICE_BRW:
121 return SRPC_MSG_BRW_REQST;
122
123 case SRPC_SERVICE_PING:
124 return SRPC_MSG_PING_REQST;
125
126 case SRPC_SERVICE_JOIN:
127 return SRPC_MSG_JOIN_REQST;
128 }
129 }
130
131 static inline srpc_msg_type_t
srpc_service2reply(int service)132 srpc_service2reply (int service)
133 {
134 return srpc_service2request(service) + 1;
135 }
136
137 typedef enum {
138 SRPC_BULK_REQ_RCVD = 1, /* passive bulk request(PUT sink/GET source)
139 * received */
140 SRPC_BULK_PUT_SENT = 2, /* active bulk PUT sent (source) */
141 SRPC_BULK_GET_RPLD = 3, /* active bulk GET replied (sink) */
142 SRPC_REPLY_RCVD = 4, /* incoming reply received */
143 SRPC_REPLY_SENT = 5, /* outgoing reply sent */
144 SRPC_REQUEST_RCVD = 6, /* incoming request received */
145 SRPC_REQUEST_SENT = 7, /* outgoing request sent */
146 } srpc_event_type_t;
147
148 /* RPC event */
149 typedef struct {
150 srpc_event_type_t ev_type; /* what's up */
151 lnet_event_kind_t ev_lnet; /* LNet event type */
152 int ev_fired; /* LNet event fired? */
153 int ev_status; /* LNet event status */
154 void *ev_data; /* owning server/client RPC */
155 } srpc_event_t;
156
157 typedef struct {
158 int bk_len; /* len of bulk data */
159 lnet_handle_md_t bk_mdh;
160 int bk_sink; /* sink/source */
161 int bk_niov; /* # iov in bk_iovs */
162 lnet_kiov_t bk_iovs[0];
163 } srpc_bulk_t; /* bulk descriptor */
164
165 /* message buffer descriptor */
166 typedef struct srpc_buffer {
167 struct list_head buf_list; /* chain on srpc_service::*_msgq */
168 srpc_msg_t buf_msg;
169 lnet_handle_md_t buf_mdh;
170 lnet_nid_t buf_self;
171 lnet_process_id_t buf_peer;
172 } srpc_buffer_t;
173
174 struct swi_workitem;
175 typedef int (*swi_action_t) (struct swi_workitem *);
176
177 typedef struct swi_workitem {
178 struct cfs_wi_sched *swi_sched;
179 cfs_workitem_t swi_workitem;
180 swi_action_t swi_action;
181 int swi_state;
182 } swi_workitem_t;
183
184 /* server-side state of a RPC */
185 typedef struct srpc_server_rpc {
186 /* chain on srpc_service::*_rpcq */
187 struct list_head srpc_list;
188 struct srpc_service_cd *srpc_scd;
189 swi_workitem_t srpc_wi;
190 srpc_event_t srpc_ev; /* bulk/reply event */
191 lnet_nid_t srpc_self;
192 lnet_process_id_t srpc_peer;
193 srpc_msg_t srpc_replymsg;
194 lnet_handle_md_t srpc_replymdh;
195 srpc_buffer_t *srpc_reqstbuf;
196 srpc_bulk_t *srpc_bulk;
197
198 unsigned int srpc_aborted; /* being given up */
199 int srpc_status;
200 void (*srpc_done)(struct srpc_server_rpc *);
201 } srpc_server_rpc_t;
202
203 /* client-side state of a RPC */
204 typedef struct srpc_client_rpc {
205 struct list_head crpc_list; /* chain on user's lists */
206 spinlock_t crpc_lock; /* serialize */
207 int crpc_service;
208 atomic_t crpc_refcount;
209 int crpc_timeout; /* # seconds to wait for reply */
210 stt_timer_t crpc_timer;
211 swi_workitem_t crpc_wi;
212 lnet_process_id_t crpc_dest;
213
214 void (*crpc_done)(struct srpc_client_rpc *);
215 void (*crpc_fini)(struct srpc_client_rpc *);
216 int crpc_status; /* completion status */
217 void *crpc_priv; /* caller data */
218
219 /* state flags */
220 unsigned int crpc_aborted:1; /* being given up */
221 unsigned int crpc_closed:1; /* completed */
222
223 /* RPC events */
224 srpc_event_t crpc_bulkev; /* bulk event */
225 srpc_event_t crpc_reqstev; /* request event */
226 srpc_event_t crpc_replyev; /* reply event */
227
228 /* bulk, request(reqst), and reply exchanged on wire */
229 srpc_msg_t crpc_reqstmsg;
230 srpc_msg_t crpc_replymsg;
231 lnet_handle_md_t crpc_reqstmdh;
232 lnet_handle_md_t crpc_replymdh;
233 srpc_bulk_t crpc_bulk;
234 } srpc_client_rpc_t;
235
236 #define srpc_client_rpc_size(rpc) \
237 offsetof(srpc_client_rpc_t, crpc_bulk.bk_iovs[(rpc)->crpc_bulk.bk_niov])
238
239 #define srpc_client_rpc_addref(rpc) \
240 do { \
241 CDEBUG(D_NET, "RPC[%p] -> %s (%d)++\n", \
242 (rpc), libcfs_id2str((rpc)->crpc_dest), \
243 atomic_read(&(rpc)->crpc_refcount)); \
244 LASSERT(atomic_read(&(rpc)->crpc_refcount) > 0); \
245 atomic_inc(&(rpc)->crpc_refcount); \
246 } while (0)
247
248 #define srpc_client_rpc_decref(rpc) \
249 do { \
250 CDEBUG(D_NET, "RPC[%p] -> %s (%d)--\n", \
251 (rpc), libcfs_id2str((rpc)->crpc_dest), \
252 atomic_read(&(rpc)->crpc_refcount)); \
253 LASSERT(atomic_read(&(rpc)->crpc_refcount) > 0); \
254 if (atomic_dec_and_test(&(rpc)->crpc_refcount)) \
255 srpc_destroy_client_rpc(rpc); \
256 } while (0)
257
258 #define srpc_event_pending(rpc) ((rpc)->crpc_bulkev.ev_fired == 0 || \
259 (rpc)->crpc_reqstev.ev_fired == 0 || \
260 (rpc)->crpc_replyev.ev_fired == 0)
261
262 /* CPU partition data of srpc service */
263 struct srpc_service_cd {
264 /** serialize */
265 spinlock_t scd_lock;
266 /** backref to service */
267 struct srpc_service *scd_svc;
268 /** event buffer */
269 srpc_event_t scd_ev;
270 /** free RPC descriptors */
271 struct list_head scd_rpc_free;
272 /** in-flight RPCs */
273 struct list_head scd_rpc_active;
274 /** workitem for posting buffer */
275 swi_workitem_t scd_buf_wi;
276 /** CPT id */
277 int scd_cpt;
278 /** error code for scd_buf_wi */
279 int scd_buf_err;
280 /** timestamp for scd_buf_err */
281 time64_t scd_buf_err_stamp;
282 /** total # request buffers */
283 int scd_buf_total;
284 /** # posted request buffers */
285 int scd_buf_nposted;
286 /** in progress of buffer posting */
287 int scd_buf_posting;
288 /** allocate more buffers if scd_buf_nposted < scd_buf_low */
289 int scd_buf_low;
290 /** increase/decrease some buffers */
291 int scd_buf_adjust;
292 /** posted message buffers */
293 struct list_head scd_buf_posted;
294 /** blocked for RPC descriptor */
295 struct list_head scd_buf_blocked;
296 };
297
298 /* number of server workitems (mini-thread) for testing service */
299 #define SFW_TEST_WI_MIN 256
300 #define SFW_TEST_WI_MAX 2048
301 /* extra buffers for tolerating buggy peers, or unbalanced number
302 * of peers between partitions */
303 #define SFW_TEST_WI_EXTRA 64
304
305 /* number of server workitems (mini-thread) for framework service */
306 #define SFW_FRWK_WI_MIN 16
307 #define SFW_FRWK_WI_MAX 256
308
309 typedef struct srpc_service {
310 int sv_id; /* service id */
311 const char *sv_name; /* human readable name */
312 int sv_wi_total; /* total server workitems */
313 int sv_shuttingdown;
314 int sv_ncpts;
315 /* percpt data for srpc_service */
316 struct srpc_service_cd **sv_cpt_data;
317 /* Service callbacks:
318 * - sv_handler: process incoming RPC request
319 * - sv_bulk_ready: notify bulk data
320 */
321 int (*sv_handler) (srpc_server_rpc_t *);
322 int (*sv_bulk_ready) (srpc_server_rpc_t *, int);
323 } srpc_service_t;
324
325 typedef struct {
326 struct list_head sn_list; /* chain on fw_zombie_sessions */
327 lst_sid_t sn_id; /* unique identifier */
328 unsigned int sn_timeout; /* # seconds' inactivity to expire */
329 int sn_timer_active;
330 unsigned int sn_features;
331 stt_timer_t sn_timer;
332 struct list_head sn_batches; /* list of batches */
333 char sn_name[LST_NAME_SIZE];
334 atomic_t sn_refcount;
335 atomic_t sn_brw_errors;
336 atomic_t sn_ping_errors;
337 unsigned long sn_started;
338 } sfw_session_t;
339
340 #define sfw_sid_equal(sid0, sid1) ((sid0).ses_nid == (sid1).ses_nid && \
341 (sid0).ses_stamp == (sid1).ses_stamp)
342
343 typedef struct {
344 struct list_head bat_list; /* chain on sn_batches */
345 lst_bid_t bat_id; /* batch id */
346 int bat_error; /* error code of batch */
347 sfw_session_t *bat_session; /* batch's session */
348 atomic_t bat_nactive; /* # of active tests */
349 struct list_head bat_tests; /* test instances */
350 } sfw_batch_t;
351
352 typedef struct {
353 int (*tso_init)(struct sfw_test_instance *tsi); /* initialize test
354 * client */
355 void (*tso_fini)(struct sfw_test_instance *tsi); /* finalize test
356 * client */
357 int (*tso_prep_rpc)(struct sfw_test_unit *tsu,
358 lnet_process_id_t dest,
359 srpc_client_rpc_t **rpc); /* prep a tests rpc */
360 void (*tso_done_rpc)(struct sfw_test_unit *tsu,
361 srpc_client_rpc_t *rpc); /* done a test rpc */
362 } sfw_test_client_ops_t;
363
364 typedef struct sfw_test_instance {
365 struct list_head tsi_list; /* chain on batch */
366 int tsi_service; /* test type */
367 sfw_batch_t *tsi_batch; /* batch */
368 sfw_test_client_ops_t *tsi_ops; /* test client operation
369 */
370
371 /* public parameter for all test units */
372 unsigned int tsi_is_client:1; /* is test client */
373 unsigned int tsi_stoptsu_onerr:1; /* stop tsu on error */
374 int tsi_concur; /* concurrency */
375 int tsi_loop; /* loop count */
376
377 /* status of test instance */
378 spinlock_t tsi_lock; /* serialize */
379 unsigned int tsi_stopping:1; /* test is stopping */
380 atomic_t tsi_nactive; /* # of active test
381 * unit */
382 struct list_head tsi_units; /* test units */
383 struct list_head tsi_free_rpcs; /* free rpcs */
384 struct list_head tsi_active_rpcs; /* active rpcs */
385
386 union {
387 test_ping_req_t ping; /* ping parameter */
388 test_bulk_req_t bulk_v0; /* bulk parameter */
389 test_bulk_req_v1_t bulk_v1; /* bulk v1 parameter */
390 } tsi_u;
391 } sfw_test_instance_t;
392
393 /* XXX: trailing (PAGE_CACHE_SIZE % sizeof(lnet_process_id_t)) bytes at
394 * the end of pages are not used */
395 #define SFW_MAX_CONCUR LST_MAX_CONCUR
396 #define SFW_ID_PER_PAGE (PAGE_CACHE_SIZE / sizeof(lnet_process_id_packed_t))
397 #define SFW_MAX_NDESTS (LNET_MAX_IOV * SFW_ID_PER_PAGE)
398 #define sfw_id_pages(n) (((n) + SFW_ID_PER_PAGE - 1) / SFW_ID_PER_PAGE)
399
400 typedef struct sfw_test_unit {
401 struct list_head tsu_list; /* chain on lst_test_instance */
402 lnet_process_id_t tsu_dest; /* id of dest node */
403 int tsu_loop; /* loop count of the test */
404 sfw_test_instance_t *tsu_instance; /* pointer to test instance */
405 void *tsu_private; /* private data */
406 swi_workitem_t tsu_worker; /* workitem of the test unit */
407 } sfw_test_unit_t;
408
409 typedef struct sfw_test_case {
410 struct list_head tsc_list; /* chain on fw_tests */
411 srpc_service_t *tsc_srv_service; /* test service */
412 sfw_test_client_ops_t *tsc_cli_ops; /* ops of test client */
413 } sfw_test_case_t;
414
415 srpc_client_rpc_t *
416 sfw_create_rpc(lnet_process_id_t peer, int service,
417 unsigned features, int nbulkiov, int bulklen,
418 void (*done) (srpc_client_rpc_t *), void *priv);
419 int sfw_create_test_rpc(sfw_test_unit_t *tsu,
420 lnet_process_id_t peer, unsigned features,
421 int nblk, int blklen, srpc_client_rpc_t **rpc);
422 void sfw_abort_rpc(srpc_client_rpc_t *rpc);
423 void sfw_post_rpc(srpc_client_rpc_t *rpc);
424 void sfw_client_rpc_done(srpc_client_rpc_t *rpc);
425 void sfw_unpack_message(srpc_msg_t *msg);
426 void sfw_free_pages(srpc_server_rpc_t *rpc);
427 void sfw_add_bulk_page(srpc_bulk_t *bk, struct page *pg, int i);
428 int sfw_alloc_pages(srpc_server_rpc_t *rpc, int cpt, int npages, int len,
429 int sink);
430 int sfw_make_session (srpc_mksn_reqst_t *request, srpc_mksn_reply_t *reply);
431
432 srpc_client_rpc_t *
433 srpc_create_client_rpc(lnet_process_id_t peer, int service,
434 int nbulkiov, int bulklen,
435 void (*rpc_done)(srpc_client_rpc_t *),
436 void (*rpc_fini)(srpc_client_rpc_t *), void *priv);
437 void srpc_post_rpc(srpc_client_rpc_t *rpc);
438 void srpc_abort_rpc(srpc_client_rpc_t *rpc, int why);
439 void srpc_free_bulk(srpc_bulk_t *bk);
440 srpc_bulk_t *srpc_alloc_bulk(int cpt, unsigned bulk_npg, unsigned bulk_len,
441 int sink);
442 int srpc_send_rpc(swi_workitem_t *wi);
443 int srpc_send_reply(srpc_server_rpc_t *rpc);
444 int srpc_add_service(srpc_service_t *sv);
445 int srpc_remove_service(srpc_service_t *sv);
446 void srpc_shutdown_service(srpc_service_t *sv);
447 void srpc_abort_service(srpc_service_t *sv);
448 int srpc_finish_service(srpc_service_t *sv);
449 int srpc_service_add_buffers(srpc_service_t *sv, int nbuffer);
450 void srpc_service_remove_buffers(srpc_service_t *sv, int nbuffer);
451 void srpc_get_counters(srpc_counters_t *cnt);
452 void srpc_set_counters(const srpc_counters_t *cnt);
453
454 extern struct cfs_wi_sched *lst_sched_serial;
455 extern struct cfs_wi_sched **lst_sched_test;
456
457 static inline int
srpc_serv_is_framework(struct srpc_service * svc)458 srpc_serv_is_framework(struct srpc_service *svc)
459 {
460 return svc->sv_id < SRPC_FRAMEWORK_SERVICE_MAX_ID;
461 }
462
463 static inline int
swi_wi_action(cfs_workitem_t * wi)464 swi_wi_action(cfs_workitem_t *wi)
465 {
466 swi_workitem_t *swi = container_of(wi, swi_workitem_t, swi_workitem);
467
468 return swi->swi_action(swi);
469 }
470
471 static inline void
swi_init_workitem(swi_workitem_t * swi,void * data,swi_action_t action,struct cfs_wi_sched * sched)472 swi_init_workitem(swi_workitem_t *swi, void *data,
473 swi_action_t action, struct cfs_wi_sched *sched)
474 {
475 swi->swi_sched = sched;
476 swi->swi_action = action;
477 swi->swi_state = SWI_STATE_NEWBORN;
478 cfs_wi_init(&swi->swi_workitem, data, swi_wi_action);
479 }
480
481 static inline void
swi_schedule_workitem(swi_workitem_t * wi)482 swi_schedule_workitem(swi_workitem_t *wi)
483 {
484 cfs_wi_schedule(wi->swi_sched, &wi->swi_workitem);
485 }
486
487 static inline void
swi_exit_workitem(swi_workitem_t * swi)488 swi_exit_workitem(swi_workitem_t *swi)
489 {
490 cfs_wi_exit(swi->swi_sched, &swi->swi_workitem);
491 }
492
493 static inline int
swi_deschedule_workitem(swi_workitem_t * swi)494 swi_deschedule_workitem(swi_workitem_t *swi)
495 {
496 return cfs_wi_deschedule(swi->swi_sched, &swi->swi_workitem);
497 }
498
499 int sfw_startup(void);
500 int srpc_startup(void);
501 void sfw_shutdown(void);
502 void srpc_shutdown(void);
503
504 static inline void
srpc_destroy_client_rpc(srpc_client_rpc_t * rpc)505 srpc_destroy_client_rpc (srpc_client_rpc_t *rpc)
506 {
507 LASSERT(rpc != NULL);
508 LASSERT(!srpc_event_pending(rpc));
509 LASSERT(atomic_read(&rpc->crpc_refcount) == 0);
510
511 if (rpc->crpc_fini == NULL) {
512 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
513 } else {
514 (*rpc->crpc_fini) (rpc);
515 }
516
517 return;
518 }
519
520 static inline void
srpc_init_client_rpc(srpc_client_rpc_t * rpc,lnet_process_id_t peer,int service,int nbulkiov,int bulklen,void (* rpc_done)(srpc_client_rpc_t *),void (* rpc_fini)(srpc_client_rpc_t *),void * priv)521 srpc_init_client_rpc (srpc_client_rpc_t *rpc, lnet_process_id_t peer,
522 int service, int nbulkiov, int bulklen,
523 void (*rpc_done)(srpc_client_rpc_t *),
524 void (*rpc_fini)(srpc_client_rpc_t *), void *priv)
525 {
526 LASSERT(nbulkiov <= LNET_MAX_IOV);
527
528 memset(rpc, 0, offsetof(srpc_client_rpc_t,
529 crpc_bulk.bk_iovs[nbulkiov]));
530
531 INIT_LIST_HEAD(&rpc->crpc_list);
532 swi_init_workitem(&rpc->crpc_wi, rpc, srpc_send_rpc,
533 lst_sched_test[lnet_cpt_of_nid(peer.nid)]);
534 spin_lock_init(&rpc->crpc_lock);
535 atomic_set(&rpc->crpc_refcount, 1); /* 1 ref for caller */
536
537 rpc->crpc_dest = peer;
538 rpc->crpc_priv = priv;
539 rpc->crpc_service = service;
540 rpc->crpc_bulk.bk_len = bulklen;
541 rpc->crpc_bulk.bk_niov = nbulkiov;
542 rpc->crpc_done = rpc_done;
543 rpc->crpc_fini = rpc_fini;
544 LNetInvalidateHandle(&rpc->crpc_reqstmdh);
545 LNetInvalidateHandle(&rpc->crpc_replymdh);
546 LNetInvalidateHandle(&rpc->crpc_bulk.bk_mdh);
547
548 /* no event is expected at this point */
549 rpc->crpc_bulkev.ev_fired =
550 rpc->crpc_reqstev.ev_fired =
551 rpc->crpc_replyev.ev_fired = 1;
552
553 rpc->crpc_reqstmsg.msg_magic = SRPC_MSG_MAGIC;
554 rpc->crpc_reqstmsg.msg_version = SRPC_MSG_VERSION;
555 rpc->crpc_reqstmsg.msg_type = srpc_service2request(service);
556 return;
557 }
558
559 static inline const char *
swi_state2str(int state)560 swi_state2str (int state)
561 {
562 #define STATE2STR(x) case x: return #x
563 switch (state) {
564 default:
565 LBUG();
566 STATE2STR(SWI_STATE_NEWBORN);
567 STATE2STR(SWI_STATE_REPLY_SUBMITTED);
568 STATE2STR(SWI_STATE_REPLY_SENT);
569 STATE2STR(SWI_STATE_REQUEST_SUBMITTED);
570 STATE2STR(SWI_STATE_REQUEST_SENT);
571 STATE2STR(SWI_STATE_REPLY_RECEIVED);
572 STATE2STR(SWI_STATE_BULK_STARTED);
573 STATE2STR(SWI_STATE_DONE);
574 }
575 #undef STATE2STR
576 }
577
578 #define selftest_wait_events() \
579 do { \
580 set_current_state(TASK_UNINTERRUPTIBLE); \
581 schedule_timeout(cfs_time_seconds(1) / 10); \
582 } while (0)
583
584 #define lst_wait_until(cond, lock, fmt, ...) \
585 do { \
586 int __I = 2; \
587 while (!(cond)) { \
588 CDEBUG(IS_PO2(++__I) ? D_WARNING : D_NET, \
589 fmt, ## __VA_ARGS__); \
590 spin_unlock(&(lock)); \
591 \
592 selftest_wait_events(); \
593 \
594 spin_lock(&(lock)); \
595 } \
596 } while (0)
597
598 static inline void
srpc_wait_service_shutdown(srpc_service_t * sv)599 srpc_wait_service_shutdown(srpc_service_t *sv)
600 {
601 int i = 2;
602
603 LASSERT(sv->sv_shuttingdown);
604
605 while (srpc_finish_service(sv) == 0) {
606 i++;
607 CDEBUG (((i & -i) == i) ? D_WARNING : D_NET,
608 "Waiting for %s service to shutdown...\n",
609 sv->sv_name);
610 selftest_wait_events();
611 }
612 }
613
614 extern sfw_test_client_ops_t brw_test_client;
615 void brw_init_test_client(void);
616
617 extern srpc_service_t brw_test_service;
618 void brw_init_test_service(void);
619
620 extern sfw_test_client_ops_t ping_test_client;
621 void ping_init_test_client(void);
622
623 extern srpc_service_t ping_test_service;
624 void ping_init_test_service(void);
625
626 #endif /* __SELFTEST_SELFTEST_H__ */
627