1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see [sun.com URL with a
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * lnet/selftest/framework.c
38 * Author: Isaac Huang <isaac@clusterfs.com>
39 * Author: Liang Zhen <liangzhen@clusterfs.com>
42 #define DEBUG_SUBSYSTEM S_LNET
46 int brw_inject_errors = 0;
47 CFS_MODULE_PARM(brw_inject_errors, "i", int, 0644,
48 "# data errors to inject randomly, zero by default");
50 static int session_timeout = 100;
51 CFS_MODULE_PARM(session_timeout, "i", int, 0444,
52 "test session timeout in seconds (100 by default, 0 == never)");
54 #define SFW_TEST_CONCURRENCY 128
55 #define SFW_TEST_RPC_TIMEOUT 64
56 #define SFW_CLIENT_RPC_TIMEOUT 64 /* in seconds */
57 #define SFW_EXTRA_TEST_BUFFERS 8 /* tolerate buggy peers with extra buffers */
59 #define sfw_test_buffers(tsi) ((tsi)->tsi_loop + SFW_EXTRA_TEST_BUFFERS)
61 #define sfw_unpack_id(id) \
63 __swab64s(&(id).nid); \
64 __swab32s(&(id).pid); \
67 #define sfw_unpack_sid(sid) \
69 __swab64s(&(sid).ses_nid); \
70 __swab64s(&(sid).ses_stamp); \
73 #define sfw_unpack_fw_counters(fc) \
75 __swab32s(&(fc).brw_errors); \
76 __swab32s(&(fc).ping_errors); \
77 __swab32s(&(fc).active_tests); \
78 __swab32s(&(fc).active_batches); \
79 __swab32s(&(fc).zombie_sessions); \
82 #define sfw_unpack_rpc_counters(rc) \
84 __swab32s(&(rc).errors); \
85 __swab32s(&(rc).rpcs_sent); \
86 __swab32s(&(rc).rpcs_rcvd); \
87 __swab32s(&(rc).rpcs_dropped); \
88 __swab32s(&(rc).rpcs_expired); \
89 __swab64s(&(rc).bulk_get); \
90 __swab64s(&(rc).bulk_put); \
93 #define sfw_unpack_lnet_counters(lc) \
95 __swab32s(&(lc).errors); \
96 __swab32s(&(lc).msgs_max); \
97 __swab32s(&(lc).msgs_alloc); \
98 __swab32s(&(lc).send_count); \
99 __swab32s(&(lc).recv_count); \
100 __swab32s(&(lc).drop_count); \
101 __swab32s(&(lc).route_count); \
102 __swab64s(&(lc).send_length); \
103 __swab64s(&(lc).recv_length); \
104 __swab64s(&(lc).drop_length); \
105 __swab64s(&(lc).route_length); \
108 #define sfw_test_active(t) (atomic_read(&(t)->tsi_nactive) != 0)
109 #define sfw_batch_active(b) (atomic_read(&(b)->bat_nactive) != 0)
111 struct smoketest_framework {
112 struct list_head fw_zombie_rpcs; /* RPCs to be recycled */
113 struct list_head fw_zombie_sessions; /* stopping sessions */
114 struct list_head fw_tests; /* registered test cases */
115 atomic_t fw_nzombies; /* # zombie sessions */
116 spinlock_t fw_lock; /* serialise */
117 sfw_session_t *fw_session; /* _the_ session */
118 int fw_shuttingdown; /* shutdown in progress */
119 srpc_server_rpc_t *fw_active_srpc; /* running RPC */
123 int sfw_stop_batch (sfw_batch_t *tsb, int force);
124 void sfw_destroy_session (sfw_session_t *sn);
126 static inline sfw_test_case_t *
127 sfw_find_test_case(int id)
129 sfw_test_case_t *tsc;
131 LASSERT (id <= SRPC_SERVICE_MAX_ID);
132 LASSERT (id > SRPC_FRAMEWORK_SERVICE_MAX_ID);
134 list_for_each_entry (tsc, &sfw_data.fw_tests, tsc_list) {
135 if (tsc->tsc_srv_service->sv_id == id)
143 sfw_register_test (srpc_service_t *service, sfw_test_client_ops_t *cliops)
145 sfw_test_case_t *tsc;
147 if (sfw_find_test_case(service->sv_id) != NULL) {
148 CERROR ("Failed to register test %s (%d)\n",
149 service->sv_name, service->sv_id);
153 LIBCFS_ALLOC(tsc, sizeof(sfw_test_case_t));
157 memset(tsc, 0, sizeof(sfw_test_case_t));
158 tsc->tsc_cli_ops = cliops;
159 tsc->tsc_srv_service = service;
161 list_add_tail(&tsc->tsc_list, &sfw_data.fw_tests);
166 sfw_add_session_timer (void)
168 sfw_session_t *sn = sfw_data.fw_session;
169 stt_timer_t *timer = &sn->sn_timer;
171 LASSERT (!sfw_data.fw_shuttingdown);
173 if (sn == NULL || sn->sn_timeout == 0)
176 LASSERT (!sn->sn_timer_active);
178 sn->sn_timer_active = 1;
179 timer->stt_expires = cfs_time_add(sn->sn_timeout,
180 cfs_time_current_sec());
181 stt_add_timer(timer);
186 sfw_del_session_timer (void)
188 sfw_session_t *sn = sfw_data.fw_session;
190 if (sn == NULL || !sn->sn_timer_active)
193 LASSERT (sn->sn_timeout != 0);
195 if (stt_del_timer(&sn->sn_timer)) { /* timer defused */
196 sn->sn_timer_active = 0;
201 /* Racing is impossible in single-threaded userland selftest */
204 return EBUSY; /* racing with sfw_session_expired() */
207 /* called with sfw_data.fw_lock held */
209 sfw_deactivate_session (void)
211 sfw_session_t *sn = sfw_data.fw_session;
215 if (sn == NULL) return;
217 LASSERT (!sn->sn_timer_active);
219 sfw_data.fw_session = NULL;
220 atomic_inc(&sfw_data.fw_nzombies);
221 list_add(&sn->sn_list, &sfw_data.fw_zombie_sessions);
223 list_for_each_entry (tsb, &sn->sn_batches, bat_list) {
224 if (sfw_batch_active(tsb)) {
226 sfw_stop_batch(tsb, 1);
231 return; /* wait for active batches to stop */
233 list_del_init(&sn->sn_list);
234 spin_unlock(&sfw_data.fw_lock);
236 sfw_destroy_session(sn);
238 spin_lock(&sfw_data.fw_lock);
245 sfw_session_removed (void)
247 return (sfw_data.fw_session == NULL) ? 1 : 0;
253 sfw_session_expired (void *data)
255 sfw_session_t *sn = data;
257 spin_lock(&sfw_data.fw_lock);
259 LASSERT (sn->sn_timer_active);
260 LASSERT (sn == sfw_data.fw_session);
262 CWARN ("Session expired! sid: %s-"LPU64", name: %s\n",
263 libcfs_nid2str(sn->sn_id.ses_nid),
264 sn->sn_id.ses_stamp, &sn->sn_name[0]);
266 sn->sn_timer_active = 0;
267 sfw_deactivate_session();
269 spin_unlock(&sfw_data.fw_lock);
274 sfw_init_session (sfw_session_t *sn, lst_sid_t sid, const char *name)
276 stt_timer_t *timer = &sn->sn_timer;
278 memset(sn, 0, sizeof(sfw_session_t));
279 CFS_INIT_LIST_HEAD(&sn->sn_list);
280 CFS_INIT_LIST_HEAD(&sn->sn_batches);
281 atomic_set(&sn->sn_brw_errors, 0);
282 atomic_set(&sn->sn_ping_errors, 0);
283 strncpy(&sn->sn_name[0], name, LST_NAME_SIZE);
285 sn->sn_timer_active = 0;
287 sn->sn_timeout = session_timeout;
289 timer->stt_data = sn;
290 timer->stt_func = sfw_session_expired;
291 CFS_INIT_LIST_HEAD(&timer->stt_list);
294 /* completion handler for incoming framework RPCs */
296 sfw_server_rpc_done (srpc_server_rpc_t *rpc)
298 srpc_service_t *sv = rpc->srpc_service;
299 int status = rpc->srpc_status;
302 "Incoming framework RPC done: "
303 "service %s, peer %s, status %s:%d\n",
304 sv->sv_name, libcfs_id2str(rpc->srpc_peer),
305 swi_state2str(rpc->srpc_wi.wi_state),
308 if (rpc->srpc_bulk != NULL)
314 sfw_client_rpc_fini (srpc_client_rpc_t *rpc)
316 LASSERT (rpc->crpc_bulk.bk_niov == 0);
317 LASSERT (list_empty(&rpc->crpc_list));
318 LASSERT (atomic_read(&rpc->crpc_refcount) == 0);
320 LASSERT (rpc->crpc_bulk.bk_pages == NULL);
324 "Outgoing framework RPC done: "
325 "service %d, peer %s, status %s:%d:%d\n",
326 rpc->crpc_service, libcfs_id2str(rpc->crpc_dest),
327 swi_state2str(rpc->crpc_wi.wi_state),
328 rpc->crpc_aborted, rpc->crpc_status);
330 spin_lock(&sfw_data.fw_lock);
332 /* my callers must finish all RPCs before shutting me down */
333 LASSERT (!sfw_data.fw_shuttingdown);
334 list_add(&rpc->crpc_list, &sfw_data.fw_zombie_rpcs);
336 spin_unlock(&sfw_data.fw_lock);
341 sfw_find_batch (lst_bid_t bid)
343 sfw_session_t *sn = sfw_data.fw_session;
346 LASSERT (sn != NULL);
348 list_for_each_entry (bat, &sn->sn_batches, bat_list) {
349 if (bat->bat_id.bat_id == bid.bat_id)
357 sfw_bid2batch (lst_bid_t bid)
359 sfw_session_t *sn = sfw_data.fw_session;
362 LASSERT (sn != NULL);
364 bat = sfw_find_batch(bid);
368 LIBCFS_ALLOC(bat, sizeof(sfw_batch_t));
373 bat->bat_session = sn;
375 atomic_set(&bat->bat_nactive, 0);
376 CFS_INIT_LIST_HEAD(&bat->bat_tests);
378 list_add_tail(&bat->bat_list, &sn->sn_batches);
383 sfw_get_stats (srpc_stat_reqst_t *request, srpc_stat_reply_t *reply)
385 sfw_session_t *sn = sfw_data.fw_session;
386 sfw_counters_t *cnt = &reply->str_fw;
389 reply->str_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
391 if (request->str_sid.ses_nid == LNET_NID_ANY) {
392 reply->str_status = EINVAL;
396 if (sn == NULL || !sfw_sid_equal(request->str_sid, sn->sn_id)) {
397 reply->str_status = ESRCH;
402 reply->str_lnet = the_lnet.ln_counters;
405 srpc_get_counters(&reply->str_rpc);
407 cnt->brw_errors = atomic_read(&sn->sn_brw_errors);
408 cnt->ping_errors = atomic_read(&sn->sn_ping_errors);
409 cnt->zombie_sessions = atomic_read(&sfw_data.fw_nzombies);
411 cnt->active_tests = cnt->active_batches = 0;
412 list_for_each_entry (bat, &sn->sn_batches, bat_list) {
413 int n = atomic_read(&bat->bat_nactive);
416 cnt->active_batches++;
417 cnt->active_tests += n;
421 reply->str_status = 0;
426 sfw_make_session (srpc_mksn_reqst_t *request, srpc_mksn_reply_t *reply)
428 sfw_session_t *sn = sfw_data.fw_session;
430 if (request->mksn_sid.ses_nid == LNET_NID_ANY) {
431 reply->mksn_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
432 reply->mksn_status = EINVAL;
436 if (sn != NULL && !request->mksn_force) {
437 reply->mksn_sid = sn->sn_id;
438 reply->mksn_status = EBUSY;
439 strncpy(&reply->mksn_name[0], &sn->sn_name[0], LST_NAME_SIZE);
443 LIBCFS_ALLOC(sn, sizeof(sfw_session_t));
445 CERROR ("Dropping RPC (mksn) under memory pressure.\n");
449 sfw_init_session(sn, request->mksn_sid, &request->mksn_name[0]);
451 spin_lock(&sfw_data.fw_lock);
453 sfw_deactivate_session();
454 LASSERT (sfw_data.fw_session == NULL);
455 sfw_data.fw_session = sn;
457 spin_unlock(&sfw_data.fw_lock);
459 reply->mksn_status = 0;
460 reply->mksn_sid = sn->sn_id;
461 reply->mksn_timeout = sn->sn_timeout;
466 sfw_remove_session (srpc_rmsn_reqst_t *request, srpc_rmsn_reply_t *reply)
468 sfw_session_t *sn = sfw_data.fw_session;
470 reply->rmsn_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
472 if (request->rmsn_sid.ses_nid == LNET_NID_ANY) {
473 reply->rmsn_status = EINVAL;
477 if (sn == NULL || !sfw_sid_equal(request->rmsn_sid, sn->sn_id)) {
478 reply->rmsn_status = (sn == NULL) ? ESRCH : EBUSY;
482 spin_lock(&sfw_data.fw_lock);
483 sfw_deactivate_session();
484 spin_unlock(&sfw_data.fw_lock);
486 reply->rmsn_status = 0;
487 reply->rmsn_sid = LST_INVALID_SID;
488 LASSERT (sfw_data.fw_session == NULL);
493 sfw_debug_session (srpc_debug_reqst_t *request, srpc_debug_reply_t *reply)
495 sfw_session_t *sn = sfw_data.fw_session;
498 reply->dbg_status = ESRCH;
499 reply->dbg_sid = LST_INVALID_SID;
503 reply->dbg_status = 0;
504 reply->dbg_sid = sn->sn_id;
505 reply->dbg_timeout = sn->sn_timeout;
506 strncpy(reply->dbg_name, &sn->sn_name[0], LST_NAME_SIZE);
512 sfw_test_rpc_fini (srpc_client_rpc_t *rpc)
514 sfw_test_unit_t *tsu = rpc->crpc_priv;
515 sfw_test_instance_t *tsi = tsu->tsu_instance;
517 /* Called with hold of tsi->tsi_lock */
518 LASSERT (list_empty(&rpc->crpc_list));
519 list_add(&rpc->crpc_list, &tsi->tsi_free_rpcs);
523 sfw_load_test (sfw_test_instance_t *tsi)
525 sfw_test_case_t *tsc = sfw_find_test_case(tsi->tsi_service);
526 int nrequired = sfw_test_buffers(tsi);
529 LASSERT (tsc != NULL);
531 if (tsi->tsi_is_client) {
532 tsi->tsi_ops = tsc->tsc_cli_ops;
536 nposted = srpc_service_add_buffers(tsc->tsc_srv_service, nrequired);
537 if (nposted != nrequired) {
538 CWARN ("Failed to reserve enough buffers: "
539 "service %s, %d needed, %d reserved\n",
540 tsc->tsc_srv_service->sv_name, nrequired, nposted);
541 srpc_service_remove_buffers(tsc->tsc_srv_service, nposted);
545 CDEBUG (D_NET, "Reserved %d buffers for test %s\n",
546 nposted, tsc->tsc_srv_service->sv_name);
551 sfw_unload_test (sfw_test_instance_t *tsi)
553 sfw_test_case_t *tsc = sfw_find_test_case(tsi->tsi_service);
555 LASSERT (tsc != NULL);
557 if (!tsi->tsi_is_client)
558 srpc_service_remove_buffers(tsc->tsc_srv_service,
559 sfw_test_buffers(tsi));
564 sfw_destroy_test_instance (sfw_test_instance_t *tsi)
566 srpc_client_rpc_t *rpc;
567 sfw_test_unit_t *tsu;
569 if (!tsi->tsi_is_client) goto clean;
571 tsi->tsi_ops->tso_fini(tsi);
573 LASSERT (!tsi->tsi_stopping);
574 LASSERT (list_empty(&tsi->tsi_active_rpcs));
575 LASSERT (!sfw_test_active(tsi));
577 while (!list_empty(&tsi->tsi_units)) {
578 tsu = list_entry(tsi->tsi_units.next,
579 sfw_test_unit_t, tsu_list);
580 list_del(&tsu->tsu_list);
581 LIBCFS_FREE(tsu, sizeof(*tsu));
584 while (!list_empty(&tsi->tsi_free_rpcs)) {
585 rpc = list_entry(tsi->tsi_free_rpcs.next,
586 srpc_client_rpc_t, crpc_list);
587 list_del(&rpc->crpc_list);
588 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
592 sfw_unload_test(tsi);
593 LIBCFS_FREE(tsi, sizeof(*tsi));
598 sfw_destroy_batch (sfw_batch_t *tsb)
600 sfw_test_instance_t *tsi;
602 LASSERT (!sfw_batch_active(tsb));
603 LASSERT (list_empty(&tsb->bat_list));
605 while (!list_empty(&tsb->bat_tests)) {
606 tsi = list_entry(tsb->bat_tests.next,
607 sfw_test_instance_t, tsi_list);
608 list_del_init(&tsi->tsi_list);
609 sfw_destroy_test_instance(tsi);
612 LIBCFS_FREE(tsb, sizeof(sfw_batch_t));
617 sfw_destroy_session (sfw_session_t *sn)
621 LASSERT (list_empty(&sn->sn_list));
622 LASSERT (sn != sfw_data.fw_session);
624 while (!list_empty(&sn->sn_batches)) {
625 batch = list_entry(sn->sn_batches.next,
626 sfw_batch_t, bat_list);
627 list_del_init(&batch->bat_list);
628 sfw_destroy_batch(batch);
631 LIBCFS_FREE(sn, sizeof(*sn));
632 atomic_dec(&sfw_data.fw_nzombies);
637 sfw_unpack_test_req (srpc_msg_t *msg)
639 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
641 LASSERT (msg->msg_type == SRPC_MSG_TEST_REQST);
642 LASSERT (req->tsr_is_client);
644 if (msg->msg_magic == SRPC_MSG_MAGIC)
645 return; /* no flipping needed */
647 LASSERT (msg->msg_magic == __swab32(SRPC_MSG_MAGIC));
649 if (req->tsr_service == SRPC_SERVICE_BRW) {
650 test_bulk_req_t *bulk = &req->tsr_u.bulk;
652 __swab32s(&bulk->blk_opc);
653 __swab32s(&bulk->blk_npg);
654 __swab32s(&bulk->blk_flags);
658 if (req->tsr_service == SRPC_SERVICE_PING) {
659 test_ping_req_t *ping = &req->tsr_u.ping;
661 __swab32s(&ping->png_size);
662 __swab32s(&ping->png_flags);
671 sfw_add_test_instance (sfw_batch_t *tsb, srpc_server_rpc_t *rpc)
673 srpc_msg_t *msg = &rpc->srpc_reqstbuf->buf_msg;
674 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
675 srpc_bulk_t *bk = rpc->srpc_bulk;
676 int ndest = req->tsr_ndest;
677 sfw_test_unit_t *tsu;
678 sfw_test_instance_t *tsi;
682 LIBCFS_ALLOC(tsi, sizeof(*tsi));
684 CERROR ("Can't allocate test instance for batch: "LPU64"\n",
689 memset(tsi, 0, sizeof(*tsi));
690 spin_lock_init(&tsi->tsi_lock);
691 atomic_set(&tsi->tsi_nactive, 0);
692 CFS_INIT_LIST_HEAD(&tsi->tsi_units);
693 CFS_INIT_LIST_HEAD(&tsi->tsi_free_rpcs);
694 CFS_INIT_LIST_HEAD(&tsi->tsi_active_rpcs);
696 tsi->tsi_stopping = 0;
697 tsi->tsi_batch = tsb;
698 tsi->tsi_loop = req->tsr_loop;
699 tsi->tsi_concur = req->tsr_concur;
700 tsi->tsi_service = req->tsr_service;
701 tsi->tsi_is_client = !!(req->tsr_is_client);
702 tsi->tsi_stoptsu_onerr = !!(req->tsr_stop_onerr);
704 rc = sfw_load_test(tsi);
706 LIBCFS_FREE(tsi, sizeof(*tsi));
710 LASSERT (!sfw_batch_active(tsb));
712 if (!tsi->tsi_is_client) {
713 /* it's test server, just add it to tsb */
714 list_add_tail(&tsi->tsi_list, &tsb->bat_tests);
718 LASSERT (bk != NULL);
720 LASSERT (bk->bk_pages != NULL);
722 LASSERT (bk->bk_niov * SFW_ID_PER_PAGE >= ndest);
723 LASSERT (bk->bk_len >= sizeof(lnet_process_id_t) * ndest);
725 sfw_unpack_test_req(msg);
726 memcpy(&tsi->tsi_u, &req->tsr_u, sizeof(tsi->tsi_u));
728 for (i = 0; i < ndest; i++) {
729 lnet_process_id_t *dests;
730 lnet_process_id_t id;
734 dests = cfs_page_address(bk->bk_iovs[i / SFW_ID_PER_PAGE].kiov_page);
735 LASSERT (dests != NULL); /* my pages are within KVM always */
737 dests = cfs_page_address(bk->bk_pages[i / SFW_ID_PER_PAGE]);
739 id = dests[i % SFW_ID_PER_PAGE];
740 if (msg->msg_magic != SRPC_MSG_MAGIC)
743 for (j = 0; j < tsi->tsi_concur; j++) {
744 LIBCFS_ALLOC(tsu, sizeof(sfw_test_unit_t));
747 CERROR ("Can't allocate tsu for %d\n",
753 tsu->tsu_instance = tsi;
754 tsu->tsu_private = NULL;
755 list_add_tail(&tsu->tsu_list, &tsi->tsi_units);
759 rc = tsi->tsi_ops->tso_init(tsi);
761 list_add_tail(&tsi->tsi_list, &tsb->bat_tests);
767 sfw_destroy_test_instance(tsi);
772 sfw_test_unit_done (sfw_test_unit_t *tsu)
774 sfw_test_instance_t *tsi = tsu->tsu_instance;
775 sfw_batch_t *tsb = tsi->tsi_batch;
776 sfw_session_t *sn = tsb->bat_session;
778 LASSERT (sfw_test_active(tsi));
780 if (!atomic_dec_and_test(&tsi->tsi_nactive))
783 /* the test instance is done */
784 spin_lock(&tsi->tsi_lock);
786 tsi->tsi_stopping = 0;
788 spin_unlock(&tsi->tsi_lock);
790 spin_lock(&sfw_data.fw_lock);
792 if (!atomic_dec_and_test(&tsb->bat_nactive) || /* tsb still active */
793 sn == sfw_data.fw_session) { /* sn also active */
794 spin_unlock(&sfw_data.fw_lock);
798 LASSERT (!list_empty(&sn->sn_list)); /* I'm a zombie! */
800 list_for_each_entry (tsb, &sn->sn_batches, bat_list) {
801 if (sfw_batch_active(tsb)) {
802 spin_unlock(&sfw_data.fw_lock);
807 list_del_init(&sn->sn_list);
808 spin_unlock(&sfw_data.fw_lock);
810 sfw_destroy_session(sn);
815 sfw_test_rpc_done (srpc_client_rpc_t *rpc)
817 sfw_test_unit_t *tsu = rpc->crpc_priv;
818 sfw_test_instance_t *tsi = tsu->tsu_instance;
821 tsi->tsi_ops->tso_done_rpc(tsu, rpc);
823 spin_lock(&tsi->tsi_lock);
825 LASSERT (sfw_test_active(tsi));
826 LASSERT (!list_empty(&rpc->crpc_list));
828 list_del_init(&rpc->crpc_list);
830 /* batch is stopping or loop is done or get error */
831 if (tsi->tsi_stopping ||
832 tsu->tsu_loop == 0 ||
833 (rpc->crpc_status != 0 && tsi->tsi_stoptsu_onerr))
836 /* dec ref for poster */
837 srpc_client_rpc_decref(rpc);
839 spin_unlock(&tsi->tsi_lock);
842 swi_schedule_workitem(&tsu->tsu_worker);
846 sfw_test_unit_done(tsu);
851 sfw_create_test_rpc (sfw_test_unit_t *tsu, lnet_process_id_t peer,
852 int nblk, int blklen, srpc_client_rpc_t **rpcpp)
854 srpc_client_rpc_t *rpc = NULL;
855 sfw_test_instance_t *tsi = tsu->tsu_instance;
857 spin_lock(&tsi->tsi_lock);
859 LASSERT (sfw_test_active(tsi));
861 if (!list_empty(&tsi->tsi_free_rpcs)) {
862 /* pick request from buffer */
863 rpc = list_entry(tsi->tsi_free_rpcs.next,
864 srpc_client_rpc_t, crpc_list);
865 LASSERT (nblk == rpc->crpc_bulk.bk_niov);
866 list_del_init(&rpc->crpc_list);
868 srpc_init_client_rpc(rpc, peer, tsi->tsi_service, nblk,
869 blklen, sfw_test_rpc_done,
870 sfw_test_rpc_fini, tsu);
873 spin_unlock(&tsi->tsi_lock);
876 rpc = srpc_create_client_rpc(peer, tsi->tsi_service, nblk,
877 blklen, sfw_test_rpc_done,
878 sfw_test_rpc_fini, tsu);
880 CERROR ("Can't create rpc for test %d\n", tsi->tsi_service);
889 sfw_run_test (swi_workitem_t *wi)
891 sfw_test_unit_t *tsu = wi->wi_data;
892 sfw_test_instance_t *tsi = tsu->tsu_instance;
893 srpc_client_rpc_t *rpc = NULL;
895 LASSERT (wi == &tsu->tsu_worker);
897 if (tsi->tsi_ops->tso_prep_rpc(tsu, tsu->tsu_dest, &rpc) != 0) {
898 LASSERT (rpc == NULL);
902 LASSERT (rpc != NULL);
904 spin_lock(&tsi->tsi_lock);
906 if (tsi->tsi_stopping) {
907 list_add(&rpc->crpc_list, &tsi->tsi_free_rpcs);
908 spin_unlock(&tsi->tsi_lock);
912 if (tsu->tsu_loop > 0)
915 list_add_tail(&rpc->crpc_list, &tsi->tsi_active_rpcs);
916 spin_unlock(&tsi->tsi_lock);
918 rpc->crpc_timeout = SFW_TEST_RPC_TIMEOUT;
920 spin_lock(&rpc->crpc_lock);
922 spin_unlock(&rpc->crpc_lock);
927 * No one can schedule me now since:
928 * - previous RPC, if any, has done and
929 * - no new RPC is initiated.
930 * - my batch is still active; no one can run it again now.
931 * Cancel pending schedules and prevent future schedule attempts:
933 swi_kill_workitem(wi);
934 sfw_test_unit_done(tsu);
939 sfw_run_batch (sfw_batch_t *tsb)
942 sfw_test_unit_t *tsu;
943 sfw_test_instance_t *tsi;
945 if (sfw_batch_active(tsb)) {
946 CDEBUG (D_NET, "Can't start active batch: "LPU64" (%d)\n",
947 tsb->bat_id.bat_id, atomic_read(&tsb->bat_nactive));
951 list_for_each_entry (tsi, &tsb->bat_tests, tsi_list) {
952 if (!tsi->tsi_is_client) /* skip server instances */
955 LASSERT (!tsi->tsi_stopping);
956 LASSERT (!sfw_test_active(tsi));
958 atomic_inc(&tsb->bat_nactive);
960 list_for_each_entry (tsu, &tsi->tsi_units, tsu_list) {
961 atomic_inc(&tsi->tsi_nactive);
962 tsu->tsu_loop = tsi->tsi_loop;
963 wi = &tsu->tsu_worker;
964 swi_init_workitem(wi, tsu, sfw_run_test);
965 swi_schedule_workitem(wi);
973 sfw_stop_batch (sfw_batch_t *tsb, int force)
975 sfw_test_instance_t *tsi;
976 srpc_client_rpc_t *rpc;
978 if (!sfw_batch_active(tsb))
981 list_for_each_entry (tsi, &tsb->bat_tests, tsi_list) {
982 spin_lock(&tsi->tsi_lock);
984 if (!tsi->tsi_is_client ||
985 !sfw_test_active(tsi) || tsi->tsi_stopping) {
986 spin_unlock(&tsi->tsi_lock);
990 tsi->tsi_stopping = 1;
993 spin_unlock(&tsi->tsi_lock);
997 /* abort launched rpcs in the test */
998 list_for_each_entry (rpc, &tsi->tsi_active_rpcs, crpc_list) {
999 spin_lock(&rpc->crpc_lock);
1001 srpc_abort_rpc(rpc, -EINTR);
1003 spin_unlock(&rpc->crpc_lock);
1006 spin_unlock(&tsi->tsi_lock);
1013 sfw_query_batch (sfw_batch_t *tsb, int testidx, srpc_batch_reply_t *reply)
1015 sfw_test_instance_t *tsi;
1021 reply->bar_active = atomic_read(&tsb->bat_nactive);
1025 list_for_each_entry (tsi, &tsb->bat_tests, tsi_list) {
1029 reply->bar_active = atomic_read(&tsi->tsi_nactive);
1037 sfw_free_pages (srpc_server_rpc_t *rpc)
1039 srpc_free_bulk(rpc->srpc_bulk);
1040 rpc->srpc_bulk = NULL;
1044 sfw_alloc_pages (srpc_server_rpc_t *rpc, int npages, int sink)
1046 LASSERT (rpc->srpc_bulk == NULL);
1047 LASSERT (npages > 0 && npages <= LNET_MAX_IOV);
1049 rpc->srpc_bulk = srpc_alloc_bulk(npages, sink);
1050 if (rpc->srpc_bulk == NULL) return -ENOMEM;
1056 sfw_add_test (srpc_server_rpc_t *rpc)
1058 sfw_session_t *sn = sfw_data.fw_session;
1059 srpc_test_reply_t *reply = &rpc->srpc_replymsg.msg_body.tes_reply;
1060 srpc_test_reqst_t *request;
1064 request = &rpc->srpc_reqstbuf->buf_msg.msg_body.tes_reqst;
1065 reply->tsr_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
1067 if (request->tsr_loop == 0 ||
1068 request->tsr_concur == 0 ||
1069 request->tsr_sid.ses_nid == LNET_NID_ANY ||
1070 request->tsr_ndest > SFW_MAX_NDESTS ||
1071 (request->tsr_is_client && request->tsr_ndest == 0) ||
1072 request->tsr_concur > SFW_MAX_CONCUR ||
1073 request->tsr_service > SRPC_SERVICE_MAX_ID ||
1074 request->tsr_service <= SRPC_FRAMEWORK_SERVICE_MAX_ID) {
1075 reply->tsr_status = EINVAL;
1079 if (sn == NULL || !sfw_sid_equal(request->tsr_sid, sn->sn_id) ||
1080 sfw_find_test_case(request->tsr_service) == NULL) {
1081 reply->tsr_status = ENOENT;
1085 bat = sfw_bid2batch(request->tsr_bid);
1087 CERROR ("Dropping RPC (%s) from %s under memory pressure.\n",
1088 rpc->srpc_service->sv_name,
1089 libcfs_id2str(rpc->srpc_peer));
1093 if (sfw_batch_active(bat)) {
1094 reply->tsr_status = EBUSY;
1098 if (request->tsr_is_client && rpc->srpc_bulk == NULL) {
1099 /* rpc will be resumed later in sfw_bulk_ready */
1100 return sfw_alloc_pages(rpc,
1101 sfw_id_pages(request->tsr_ndest), 1);
1104 rc = sfw_add_test_instance(bat, rpc);
1105 CDEBUG (rc == 0 ? D_NET : D_WARNING,
1106 "%s test: sv %d %s, loop %d, concur %d, ndest %d\n",
1107 rc == 0 ? "Added" : "Failed to add", request->tsr_service,
1108 request->tsr_is_client ? "client" : "server",
1109 request->tsr_loop, request->tsr_concur, request->tsr_ndest);
1111 reply->tsr_status = (rc < 0) ? -rc : rc;
1116 sfw_control_batch (srpc_batch_reqst_t *request, srpc_batch_reply_t *reply)
1118 sfw_session_t *sn = sfw_data.fw_session;
1122 reply->bar_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
1124 if (sn == NULL || !sfw_sid_equal(request->bar_sid, sn->sn_id)) {
1125 reply->bar_status = ESRCH;
1129 bat = sfw_find_batch(request->bar_bid);
1131 reply->bar_status = ENOENT;
1135 switch (request->bar_opc) {
1136 case SRPC_BATCH_OPC_RUN:
1137 rc = sfw_run_batch(bat);
1140 case SRPC_BATCH_OPC_STOP:
1141 rc = sfw_stop_batch(bat, request->bar_arg);
1144 case SRPC_BATCH_OPC_QUERY:
1145 rc = sfw_query_batch(bat, request->bar_testidx, reply);
1149 return -EINVAL; /* drop it */
1152 reply->bar_status = (rc < 0) ? -rc : rc;
1157 sfw_handle_server_rpc (srpc_server_rpc_t *rpc)
1159 srpc_service_t *sv = rpc->srpc_service;
1160 srpc_msg_t *reply = &rpc->srpc_replymsg;
1161 srpc_msg_t *request = &rpc->srpc_reqstbuf->buf_msg;
1164 LASSERT (sfw_data.fw_active_srpc == NULL);
1165 LASSERT (sv->sv_id <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1167 spin_lock(&sfw_data.fw_lock);
1169 if (sfw_data.fw_shuttingdown) {
1170 spin_unlock(&sfw_data.fw_lock);
1174 /* Remove timer to avoid racing with it or expiring active session */
1175 if (sfw_del_session_timer() != 0) {
1176 CERROR ("Dropping RPC (%s) from %s: racing with expiry timer.",
1177 sv->sv_name, libcfs_id2str(rpc->srpc_peer));
1178 spin_unlock(&sfw_data.fw_lock);
1182 sfw_data.fw_active_srpc = rpc;
1183 spin_unlock(&sfw_data.fw_lock);
1185 sfw_unpack_message(request);
1186 LASSERT (request->msg_type == srpc_service2request(sv->sv_id));
1191 case SRPC_SERVICE_TEST:
1192 rc = sfw_add_test(rpc);
1195 case SRPC_SERVICE_BATCH:
1196 rc = sfw_control_batch(&request->msg_body.bat_reqst,
1197 &reply->msg_body.bat_reply);
1200 case SRPC_SERVICE_QUERY_STAT:
1201 rc = sfw_get_stats(&request->msg_body.stat_reqst,
1202 &reply->msg_body.stat_reply);
1205 case SRPC_SERVICE_DEBUG:
1206 rc = sfw_debug_session(&request->msg_body.dbg_reqst,
1207 &reply->msg_body.dbg_reply);
1210 case SRPC_SERVICE_MAKE_SESSION:
1211 rc = sfw_make_session(&request->msg_body.mksn_reqst,
1212 &reply->msg_body.mksn_reply);
1215 case SRPC_SERVICE_REMOVE_SESSION:
1216 rc = sfw_remove_session(&request->msg_body.rmsn_reqst,
1217 &reply->msg_body.rmsn_reply);
1221 rpc->srpc_done = sfw_server_rpc_done;
1222 spin_lock(&sfw_data.fw_lock);
1225 if (!sfw_data.fw_shuttingdown)
1226 sfw_add_session_timer();
1228 LASSERT (!sfw_data.fw_shuttingdown);
1229 sfw_add_session_timer();
1232 sfw_data.fw_active_srpc = NULL;
1233 spin_unlock(&sfw_data.fw_lock);
1238 sfw_bulk_ready (srpc_server_rpc_t *rpc, int status)
1240 srpc_service_t *sv = rpc->srpc_service;
1243 LASSERT (rpc->srpc_bulk != NULL);
1244 LASSERT (sv->sv_id == SRPC_SERVICE_TEST);
1245 LASSERT (sfw_data.fw_active_srpc == NULL);
1246 LASSERT (rpc->srpc_reqstbuf->buf_msg.msg_body.tes_reqst.tsr_is_client);
1248 spin_lock(&sfw_data.fw_lock);
1251 CERROR ("Bulk transfer failed for RPC: "
1252 "service %s, peer %s, status %d\n",
1253 sv->sv_name, libcfs_id2str(rpc->srpc_peer), status);
1254 spin_unlock(&sfw_data.fw_lock);
1258 if (sfw_data.fw_shuttingdown) {
1259 spin_unlock(&sfw_data.fw_lock);
1263 if (sfw_del_session_timer() != 0) {
1264 CERROR ("Dropping RPC (%s) from %s: racing with expiry timer",
1265 sv->sv_name, libcfs_id2str(rpc->srpc_peer));
1266 spin_unlock(&sfw_data.fw_lock);
1270 sfw_data.fw_active_srpc = rpc;
1271 spin_unlock(&sfw_data.fw_lock);
1273 rc = sfw_add_test(rpc);
1275 spin_lock(&sfw_data.fw_lock);
1278 if (!sfw_data.fw_shuttingdown)
1279 sfw_add_session_timer();
1281 LASSERT (!sfw_data.fw_shuttingdown);
1282 sfw_add_session_timer();
1285 sfw_data.fw_active_srpc = NULL;
1286 spin_unlock(&sfw_data.fw_lock);
1291 sfw_create_rpc (lnet_process_id_t peer, int service,
1292 int nbulkiov, int bulklen,
1293 void (*done) (srpc_client_rpc_t *), void *priv)
1295 srpc_client_rpc_t *rpc;
1297 spin_lock(&sfw_data.fw_lock);
1299 LASSERT (!sfw_data.fw_shuttingdown);
1300 LASSERT (service <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1302 if (nbulkiov == 0 && !list_empty(&sfw_data.fw_zombie_rpcs)) {
1303 rpc = list_entry(sfw_data.fw_zombie_rpcs.next,
1304 srpc_client_rpc_t, crpc_list);
1305 list_del(&rpc->crpc_list);
1306 spin_unlock(&sfw_data.fw_lock);
1308 srpc_init_client_rpc(rpc, peer, service, 0, 0,
1309 done, sfw_client_rpc_fini, priv);
1313 spin_unlock(&sfw_data.fw_lock);
1315 rpc = srpc_create_client_rpc(peer, service, nbulkiov, bulklen, done,
1316 nbulkiov != 0 ? NULL : sfw_client_rpc_fini,
1322 sfw_unpack_message (srpc_msg_t *msg)
1324 if (msg->msg_magic == SRPC_MSG_MAGIC)
1325 return; /* no flipping needed */
1327 LASSERT (msg->msg_magic == __swab32(SRPC_MSG_MAGIC));
1329 __swab32s(&msg->msg_type);
1331 if (msg->msg_type == SRPC_MSG_STAT_REQST) {
1332 srpc_stat_reqst_t *req = &msg->msg_body.stat_reqst;
1334 __swab32s(&req->str_type);
1335 __swab64s(&req->str_rpyid);
1336 sfw_unpack_sid(req->str_sid);
1340 if (msg->msg_type == SRPC_MSG_STAT_REPLY) {
1341 srpc_stat_reply_t *rep = &msg->msg_body.stat_reply;
1343 __swab32s(&rep->str_status);
1344 sfw_unpack_sid(rep->str_sid);
1345 sfw_unpack_fw_counters(rep->str_fw);
1346 sfw_unpack_rpc_counters(rep->str_rpc);
1347 sfw_unpack_lnet_counters(rep->str_lnet);
1351 if (msg->msg_type == SRPC_MSG_MKSN_REQST) {
1352 srpc_mksn_reqst_t *req = &msg->msg_body.mksn_reqst;
1354 __swab64s(&req->mksn_rpyid);
1355 __swab32s(&req->mksn_force);
1356 sfw_unpack_sid(req->mksn_sid);
1360 if (msg->msg_type == SRPC_MSG_MKSN_REPLY) {
1361 srpc_mksn_reply_t *rep = &msg->msg_body.mksn_reply;
1363 __swab32s(&rep->mksn_status);
1364 __swab32s(&rep->mksn_timeout);
1365 sfw_unpack_sid(rep->mksn_sid);
1369 if (msg->msg_type == SRPC_MSG_RMSN_REQST) {
1370 srpc_rmsn_reqst_t *req = &msg->msg_body.rmsn_reqst;
1372 __swab64s(&req->rmsn_rpyid);
1373 sfw_unpack_sid(req->rmsn_sid);
1377 if (msg->msg_type == SRPC_MSG_RMSN_REPLY) {
1378 srpc_rmsn_reply_t *rep = &msg->msg_body.rmsn_reply;
1380 __swab32s(&rep->rmsn_status);
1381 sfw_unpack_sid(rep->rmsn_sid);
1385 if (msg->msg_type == SRPC_MSG_DEBUG_REQST) {
1386 srpc_debug_reqst_t *req = &msg->msg_body.dbg_reqst;
1388 __swab64s(&req->dbg_rpyid);
1389 __swab32s(&req->dbg_flags);
1390 sfw_unpack_sid(req->dbg_sid);
1394 if (msg->msg_type == SRPC_MSG_DEBUG_REPLY) {
1395 srpc_debug_reply_t *rep = &msg->msg_body.dbg_reply;
1397 __swab32s(&rep->dbg_nbatch);
1398 __swab32s(&rep->dbg_timeout);
1399 sfw_unpack_sid(rep->dbg_sid);
1403 if (msg->msg_type == SRPC_MSG_BATCH_REQST) {
1404 srpc_batch_reqst_t *req = &msg->msg_body.bat_reqst;
1406 __swab32s(&req->bar_opc);
1407 __swab64s(&req->bar_rpyid);
1408 __swab32s(&req->bar_testidx);
1409 __swab32s(&req->bar_arg);
1410 sfw_unpack_sid(req->bar_sid);
1411 __swab64s(&req->bar_bid.bat_id);
1415 if (msg->msg_type == SRPC_MSG_BATCH_REPLY) {
1416 srpc_batch_reply_t *rep = &msg->msg_body.bat_reply;
1418 __swab32s(&rep->bar_status);
1419 sfw_unpack_sid(rep->bar_sid);
1423 if (msg->msg_type == SRPC_MSG_TEST_REQST) {
1424 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
1426 __swab64s(&req->tsr_rpyid);
1427 __swab64s(&req->tsr_bulkid);
1428 __swab32s(&req->tsr_loop);
1429 __swab32s(&req->tsr_ndest);
1430 __swab32s(&req->tsr_concur);
1431 __swab32s(&req->tsr_service);
1432 sfw_unpack_sid(req->tsr_sid);
1433 __swab64s(&req->tsr_bid.bat_id);
1437 if (msg->msg_type == SRPC_MSG_TEST_REPLY) {
1438 srpc_test_reply_t *rep = &msg->msg_body.tes_reply;
1440 __swab32s(&rep->tsr_status);
1441 sfw_unpack_sid(rep->tsr_sid);
1445 if (msg->msg_type == SRPC_MSG_JOIN_REQST) {
1446 srpc_join_reqst_t *req = &msg->msg_body.join_reqst;
1448 __swab64s(&req->join_rpyid);
1449 sfw_unpack_sid(req->join_sid);
1453 if (msg->msg_type == SRPC_MSG_JOIN_REPLY) {
1454 srpc_join_reply_t *rep = &msg->msg_body.join_reply;
1456 __swab32s(&rep->join_status);
1457 __swab32s(&rep->join_timeout);
1458 sfw_unpack_sid(rep->join_sid);
1467 sfw_abort_rpc (srpc_client_rpc_t *rpc)
1469 LASSERT (atomic_read(&rpc->crpc_refcount) > 0);
1470 LASSERT (rpc->crpc_service <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1472 spin_lock(&rpc->crpc_lock);
1473 srpc_abort_rpc(rpc, -EINTR);
1474 spin_unlock(&rpc->crpc_lock);
1479 sfw_post_rpc (srpc_client_rpc_t *rpc)
1481 spin_lock(&rpc->crpc_lock);
1483 LASSERT (!rpc->crpc_closed);
1484 LASSERT (!rpc->crpc_aborted);
1485 LASSERT (list_empty(&rpc->crpc_list));
1486 LASSERT (!sfw_data.fw_shuttingdown);
1488 rpc->crpc_timeout = SFW_CLIENT_RPC_TIMEOUT;
1491 spin_unlock(&rpc->crpc_lock);
1495 static srpc_service_t sfw_services[] =
1499 .sv_id = SRPC_SERVICE_DEBUG,
1502 .sv_name = "query stats",
1503 .sv_id = SRPC_SERVICE_QUERY_STAT,
1506 .sv_name = "make sessin",
1507 .sv_id = SRPC_SERVICE_MAKE_SESSION,
1510 .sv_name = "remove session",
1511 .sv_id = SRPC_SERVICE_REMOVE_SESSION,
1514 .sv_name = "batch service",
1515 .sv_id = SRPC_SERVICE_BATCH,
1518 .sv_name = "test service",
1519 .sv_id = SRPC_SERVICE_TEST,
1521 { .sv_name = NULL, }
1524 extern sfw_test_client_ops_t ping_test_client;
1525 extern srpc_service_t ping_test_service;
1527 extern sfw_test_client_ops_t brw_test_client;
1528 extern srpc_service_t brw_test_service;
1537 sfw_test_case_t *tsc;
1542 s = getenv("SESSION_TIMEOUT");
1543 session_timeout = s != NULL ? atoi(s) : session_timeout;
1545 s = getenv("BRW_INJECT_ERRORS");
1546 brw_inject_errors = s != NULL ? atoi(s) : brw_inject_errors;
1549 if (session_timeout < 0) {
1550 CERROR ("Session timeout must be non-negative: %d\n",
1555 if (session_timeout == 0)
1556 CWARN ("Zero session_timeout specified "
1557 "- test sessions never expire.\n");
1559 memset(&sfw_data, 0, sizeof(struct smoketest_framework));
1561 sfw_data.fw_session = NULL;
1562 sfw_data.fw_active_srpc = NULL;
1563 spin_lock_init(&sfw_data.fw_lock);
1564 atomic_set(&sfw_data.fw_nzombies, 0);
1565 CFS_INIT_LIST_HEAD(&sfw_data.fw_tests);
1566 CFS_INIT_LIST_HEAD(&sfw_data.fw_zombie_rpcs);
1567 CFS_INIT_LIST_HEAD(&sfw_data.fw_zombie_sessions);
1569 rc = sfw_register_test(&brw_test_service, &brw_test_client);
1571 rc = sfw_register_test(&ping_test_service, &ping_test_client);
1575 list_for_each_entry (tsc, &sfw_data.fw_tests, tsc_list) {
1576 sv = tsc->tsc_srv_service;
1577 sv->sv_concur = SFW_TEST_CONCURRENCY;
1579 rc = srpc_add_service(sv);
1580 LASSERT (rc != -EBUSY);
1582 CWARN ("Failed to add %s service: %d\n",
1588 for (i = 0; ; i++) {
1589 sv = &sfw_services[i];
1590 if (sv->sv_name == NULL) break;
1592 sv->sv_bulk_ready = NULL;
1593 sv->sv_handler = sfw_handle_server_rpc;
1594 sv->sv_concur = SFW_SERVICE_CONCURRENCY;
1595 if (sv->sv_id == SRPC_SERVICE_TEST)
1596 sv->sv_bulk_ready = sfw_bulk_ready;
1598 rc = srpc_add_service(sv);
1599 LASSERT (rc != -EBUSY);
1601 CWARN ("Failed to add %s service: %d\n",
1606 /* about to sfw_shutdown, no need to add buffer */
1607 if (error) continue;
1609 rc = srpc_service_add_buffers(sv, SFW_POST_BUFFERS);
1610 if (rc != SFW_POST_BUFFERS) {
1611 CWARN ("Failed to reserve enough buffers: "
1612 "service %s, %d needed, %d reserved\n",
1613 sv->sv_name, SFW_POST_BUFFERS, rc);
1627 sfw_test_case_t *tsc;
1630 spin_lock(&sfw_data.fw_lock);
1632 sfw_data.fw_shuttingdown = 1;
1634 lst_wait_until(sfw_data.fw_active_srpc == NULL, sfw_data.fw_lock,
1635 "waiting for active RPC to finish.\n");
1637 LASSERT (sfw_data.fw_active_srpc == NULL);
1640 if (sfw_del_session_timer() != 0)
1641 lst_wait_until(sfw_data.fw_session == NULL, sfw_data.fw_lock,
1642 "waiting for session timer to explode.\n");
1644 sfw_deactivate_session();
1645 lst_wait_until(atomic_read(&sfw_data.fw_nzombies) == 0,
1647 "waiting for %d zombie sessions to die.\n",
1648 atomic_read(&sfw_data.fw_nzombies));
1650 spin_unlock(&sfw_data.fw_lock);
1652 for (i = 0; ; i++) {
1653 sv = &sfw_services[i];
1654 if (sv->sv_name == NULL)
1657 srpc_shutdown_service(sv);
1658 srpc_remove_service(sv);
1661 list_for_each_entry (tsc, &sfw_data.fw_tests, tsc_list) {
1662 sv = tsc->tsc_srv_service;
1663 srpc_shutdown_service(sv);
1664 srpc_remove_service(sv);
1667 while (!list_empty(&sfw_data.fw_zombie_rpcs)) {
1668 srpc_client_rpc_t *rpc;
1670 rpc = list_entry(sfw_data.fw_zombie_rpcs.next,
1671 srpc_client_rpc_t, crpc_list);
1672 list_del(&rpc->crpc_list);
1674 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
1677 for (i = 0; ; i++) {
1678 sv = &sfw_services[i];
1679 if (sv->sv_name == NULL)
1682 srpc_wait_service_shutdown(sv);
1685 while (!list_empty(&sfw_data.fw_tests)) {
1686 tsc = list_entry(sfw_data.fw_tests.next,
1687 sfw_test_case_t, tsc_list);
1689 srpc_wait_service_shutdown(tsc->tsc_srv_service);
1691 list_del(&tsc->tsc_list);
1692 LIBCFS_FREE(tsc, sizeof(*tsc));