1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2001, 2002 Cluster File Systems, Inc.
5 * Authors: Isaac Huang <isaac@clusterfs.com>
6 * Liang Zhen <liangzhen@clusterfs.com>
9 #define DEBUG_SUBSYSTEM S_LNET
11 #include <libcfs/kp30.h>
12 #include <libcfs/libcfs.h>
13 #include <lnet/lib-lnet.h>
18 int brw_inject_errors = 0;
19 CFS_MODULE_PARM(brw_inject_errors, "i", int, 0644,
20 "# data errors to inject randomly, zero by default");
22 static int session_timeout = 100;
23 CFS_MODULE_PARM(session_timeout, "i", int, 0444,
24 "test session timeout in seconds (100 by default, 0 == never)");
26 #define SFW_TEST_CONCURRENCY 128
27 #define SFW_TEST_RPC_TIMEOUT 64
28 #define SFW_CLIENT_RPC_TIMEOUT 64 /* in seconds */
29 #define SFW_EXTRA_TEST_BUFFERS 8 /* tolerate buggy peers with extra buffers */
31 #define sfw_test_buffers(tsi) ((tsi)->tsi_loop + SFW_EXTRA_TEST_BUFFERS)
33 #define sfw_unpack_id(id) \
35 __swab64s(&(id).nid); \
36 __swab32s(&(id).pid); \
39 #define sfw_unpack_sid(sid) \
41 __swab64s(&(sid).ses_nid); \
42 __swab64s(&(sid).ses_stamp); \
45 #define sfw_unpack_fw_counters(fc) \
47 __swab32s(&(fc).brw_errors); \
48 __swab32s(&(fc).ping_errors); \
49 __swab32s(&(fc).active_tests); \
50 __swab32s(&(fc).active_batches); \
51 __swab32s(&(fc).zombie_sessions); \
54 #define sfw_unpack_rpc_counters(rc) \
56 __swab32s(&(rc).errors); \
57 __swab32s(&(rc).rpcs_sent); \
58 __swab32s(&(rc).rpcs_rcvd); \
59 __swab32s(&(rc).rpcs_dropped); \
60 __swab32s(&(rc).rpcs_expired); \
61 __swab64s(&(rc).bulk_get); \
62 __swab64s(&(rc).bulk_put); \
65 #define sfw_unpack_lnet_counters(lc) \
67 __swab32s(&(lc).errors); \
68 __swab32s(&(lc).msgs_max); \
69 __swab32s(&(lc).msgs_alloc); \
70 __swab32s(&(lc).send_count); \
71 __swab32s(&(lc).recv_count); \
72 __swab32s(&(lc).drop_count); \
73 __swab32s(&(lc).route_count); \
74 __swab64s(&(lc).send_length); \
75 __swab64s(&(lc).recv_length); \
76 __swab64s(&(lc).drop_length); \
77 __swab64s(&(lc).route_length); \
80 #define sfw_test_active(t) (atomic_read(&(t)->tsi_nactive) != 0)
81 #define sfw_batch_active(b) (atomic_read(&(b)->bat_nactive) != 0)
83 struct smoketest_framework {
84 struct list_head fw_zombie_rpcs; /* RPCs to be recycled */
85 struct list_head fw_zombie_sessions; /* stopping sessions */
86 struct list_head fw_tests; /* registered test cases */
87 atomic_t fw_nzombies; /* # zombie sessions */
88 spinlock_t fw_lock; /* serialise */
89 sfw_session_t *fw_session; /* _the_ session */
90 int fw_shuttingdown; /* shutdown in progress */
91 srpc_server_rpc_t *fw_active_srpc; /* running RPC */
95 int sfw_stop_batch (sfw_batch_t *tsb, int force);
96 void sfw_destroy_session (sfw_session_t *sn);
98 static inline sfw_test_case_t *
99 sfw_find_test_case(int id)
101 sfw_test_case_t *tsc;
103 LASSERT (id <= SRPC_SERVICE_MAX_ID);
104 LASSERT (id > SRPC_FRAMEWORK_SERVICE_MAX_ID);
106 list_for_each_entry (tsc, &sfw_data.fw_tests, tsc_list) {
107 if (tsc->tsc_srv_service->sv_id == id)
115 sfw_register_test (srpc_service_t *service, sfw_test_client_ops_t *cliops)
117 sfw_test_case_t *tsc;
119 if (sfw_find_test_case(service->sv_id) != NULL) {
120 CERROR ("Failed to register test %s (%d)\n",
121 service->sv_name, service->sv_id);
125 LIBCFS_ALLOC(tsc, sizeof(sfw_test_case_t));
129 memset(tsc, 0, sizeof(sfw_test_case_t));
130 tsc->tsc_cli_ops = cliops;
131 tsc->tsc_srv_service = service;
133 list_add_tail(&tsc->tsc_list, &sfw_data.fw_tests);
138 sfw_add_session_timer (void)
140 sfw_session_t *sn = sfw_data.fw_session;
141 stt_timer_t *timer = &sn->sn_timer;
143 LASSERT (!sfw_data.fw_shuttingdown);
145 if (sn == NULL || sn->sn_timeout == 0)
148 LASSERT (!sn->sn_timer_active);
150 sn->sn_timer_active = 1;
151 timer->stt_expires = cfs_time_add(sn->sn_timeout,
152 cfs_time_current_sec());
153 stt_add_timer(timer);
158 sfw_del_session_timer (void)
160 sfw_session_t *sn = sfw_data.fw_session;
162 if (sn == NULL || !sn->sn_timer_active)
165 LASSERT (sn->sn_timeout != 0);
167 if (stt_del_timer(&sn->sn_timer)) { /* timer defused */
168 sn->sn_timer_active = 0;
173 /* Racing is impossible in single-threaded userland selftest */
176 return EBUSY; /* racing with sfw_session_expired() */
179 /* called with sfw_data.fw_lock held */
181 sfw_deactivate_session (void)
183 sfw_session_t *sn = sfw_data.fw_session;
187 if (sn == NULL) return;
189 LASSERT (!sn->sn_timer_active);
191 sfw_data.fw_session = NULL;
192 atomic_inc(&sfw_data.fw_nzombies);
193 list_add(&sn->sn_list, &sfw_data.fw_zombie_sessions);
195 list_for_each_entry (tsb, &sn->sn_batches, bat_list) {
196 if (sfw_batch_active(tsb)) {
198 sfw_stop_batch(tsb, 1);
203 return; /* wait for active batches to stop */
205 list_del_init(&sn->sn_list);
206 spin_unlock(&sfw_data.fw_lock);
208 sfw_destroy_session(sn);
210 spin_lock(&sfw_data.fw_lock);
217 sfw_session_removed (void)
219 return (sfw_data.fw_session == NULL) ? 1 : 0;
225 sfw_session_expired (void *data)
227 sfw_session_t *sn = data;
229 spin_lock(&sfw_data.fw_lock);
231 LASSERT (sn->sn_timer_active);
232 LASSERT (sn == sfw_data.fw_session);
234 CWARN ("Session expired! sid: %s-"LPU64", name: %s\n",
235 libcfs_nid2str(sn->sn_id.ses_nid),
236 sn->sn_id.ses_stamp, &sn->sn_name[0]);
238 sn->sn_timer_active = 0;
239 sfw_deactivate_session();
241 spin_unlock(&sfw_data.fw_lock);
246 sfw_init_session (sfw_session_t *sn, lst_sid_t sid, const char *name)
248 stt_timer_t *timer = &sn->sn_timer;
250 memset(sn, 0, sizeof(sfw_session_t));
251 CFS_INIT_LIST_HEAD(&sn->sn_list);
252 CFS_INIT_LIST_HEAD(&sn->sn_batches);
253 atomic_set(&sn->sn_brw_errors, 0);
254 atomic_set(&sn->sn_ping_errors, 0);
255 strncpy(&sn->sn_name[0], name, LST_NAME_SIZE);
257 sn->sn_timer_active = 0;
259 sn->sn_timeout = session_timeout;
261 timer->stt_data = sn;
262 timer->stt_func = sfw_session_expired;
263 CFS_INIT_LIST_HEAD(&timer->stt_list);
266 /* completion handler for incoming framework RPCs */
268 sfw_server_rpc_done (srpc_server_rpc_t *rpc)
270 srpc_service_t *sv = rpc->srpc_service;
271 int status = rpc->srpc_status;
274 "Incoming framework RPC done: "
275 "service %s, peer %s, status %s:%d\n",
276 sv->sv_name, libcfs_id2str(rpc->srpc_peer),
277 swi_state2str(rpc->srpc_wi.wi_state),
280 if (rpc->srpc_bulk != NULL)
286 sfw_client_rpc_fini (srpc_client_rpc_t *rpc)
288 LASSERT (rpc->crpc_bulk.bk_niov == 0);
289 LASSERT (list_empty(&rpc->crpc_list));
290 LASSERT (atomic_read(&rpc->crpc_refcount) == 0);
292 LASSERT (rpc->crpc_bulk.bk_pages == NULL);
296 "Outgoing framework RPC done: "
297 "service %d, peer %s, status %s:%d:%d\n",
298 rpc->crpc_service, libcfs_id2str(rpc->crpc_dest),
299 swi_state2str(rpc->crpc_wi.wi_state),
300 rpc->crpc_aborted, rpc->crpc_status);
302 spin_lock(&sfw_data.fw_lock);
304 /* my callers must finish all RPCs before shutting me down */
305 LASSERT (!sfw_data.fw_shuttingdown);
306 list_add(&rpc->crpc_list, &sfw_data.fw_zombie_rpcs);
308 spin_unlock(&sfw_data.fw_lock);
313 sfw_find_batch (lst_bid_t bid)
315 sfw_session_t *sn = sfw_data.fw_session;
318 LASSERT (sn != NULL);
320 list_for_each_entry (bat, &sn->sn_batches, bat_list) {
321 if (bat->bat_id.bat_id == bid.bat_id)
329 sfw_bid2batch (lst_bid_t bid)
331 sfw_session_t *sn = sfw_data.fw_session;
334 LASSERT (sn != NULL);
336 bat = sfw_find_batch(bid);
340 LIBCFS_ALLOC(bat, sizeof(sfw_batch_t));
345 bat->bat_session = sn;
347 atomic_set(&bat->bat_nactive, 0);
348 CFS_INIT_LIST_HEAD(&bat->bat_tests);
350 list_add_tail(&bat->bat_list, &sn->sn_batches);
355 sfw_get_stats (srpc_stat_reqst_t *request, srpc_stat_reply_t *reply)
357 sfw_session_t *sn = sfw_data.fw_session;
358 sfw_counters_t *cnt = &reply->str_fw;
361 reply->str_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
363 if (request->str_sid.ses_nid == LNET_NID_ANY) {
364 reply->str_status = EINVAL;
368 if (sn == NULL || !sfw_sid_equal(request->str_sid, sn->sn_id)) {
369 reply->str_status = ESRCH;
374 reply->str_lnet = the_lnet.ln_counters;
377 srpc_get_counters(&reply->str_rpc);
379 cnt->brw_errors = atomic_read(&sn->sn_brw_errors);
380 cnt->ping_errors = atomic_read(&sn->sn_ping_errors);
381 cnt->zombie_sessions = atomic_read(&sfw_data.fw_nzombies);
383 cnt->active_tests = cnt->active_batches = 0;
384 list_for_each_entry (bat, &sn->sn_batches, bat_list) {
385 int n = atomic_read(&bat->bat_nactive);
388 cnt->active_batches++;
389 cnt->active_tests += n;
393 reply->str_status = 0;
398 sfw_make_session (srpc_mksn_reqst_t *request, srpc_mksn_reply_t *reply)
400 sfw_session_t *sn = sfw_data.fw_session;
402 if (request->mksn_sid.ses_nid == LNET_NID_ANY) {
403 reply->mksn_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
404 reply->mksn_status = EINVAL;
408 if (sn != NULL && !request->mksn_force) {
409 reply->mksn_sid = sn->sn_id;
410 reply->mksn_status = EBUSY;
411 strncpy(&reply->mksn_name[0], &sn->sn_name[0], LST_NAME_SIZE);
415 LIBCFS_ALLOC(sn, sizeof(sfw_session_t));
417 CERROR ("Dropping RPC (mksn) under memory pressure.\n");
421 sfw_init_session(sn, request->mksn_sid, &request->mksn_name[0]);
423 spin_lock(&sfw_data.fw_lock);
425 sfw_deactivate_session();
426 LASSERT (sfw_data.fw_session == NULL);
427 sfw_data.fw_session = sn;
429 spin_unlock(&sfw_data.fw_lock);
431 reply->mksn_status = 0;
432 reply->mksn_sid = sn->sn_id;
433 reply->mksn_timeout = sn->sn_timeout;
438 sfw_remove_session (srpc_rmsn_reqst_t *request, srpc_rmsn_reply_t *reply)
440 sfw_session_t *sn = sfw_data.fw_session;
442 reply->rmsn_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
444 if (request->rmsn_sid.ses_nid == LNET_NID_ANY) {
445 reply->rmsn_status = EINVAL;
449 if (sn == NULL || !sfw_sid_equal(request->rmsn_sid, sn->sn_id)) {
450 reply->rmsn_status = (sn == NULL) ? ESRCH : EBUSY;
454 spin_lock(&sfw_data.fw_lock);
455 sfw_deactivate_session();
456 spin_unlock(&sfw_data.fw_lock);
458 reply->rmsn_status = 0;
459 reply->rmsn_sid = LST_INVALID_SID;
460 LASSERT (sfw_data.fw_session == NULL);
465 sfw_debug_session (srpc_debug_reqst_t *request, srpc_debug_reply_t *reply)
467 sfw_session_t *sn = sfw_data.fw_session;
470 reply->dbg_status = ESRCH;
471 reply->dbg_sid = LST_INVALID_SID;
475 reply->dbg_status = 0;
476 reply->dbg_sid = sn->sn_id;
477 reply->dbg_timeout = sn->sn_timeout;
478 strncpy(reply->dbg_name, &sn->sn_name[0], LST_NAME_SIZE);
484 sfw_test_rpc_fini (srpc_client_rpc_t *rpc)
486 sfw_test_unit_t *tsu = rpc->crpc_priv;
487 sfw_test_instance_t *tsi = tsu->tsu_instance;
489 /* Called with hold of tsi->tsi_lock */
490 LASSERT (list_empty(&rpc->crpc_list));
491 list_add(&rpc->crpc_list, &tsi->tsi_free_rpcs);
495 sfw_load_test (sfw_test_instance_t *tsi)
497 sfw_test_case_t *tsc = sfw_find_test_case(tsi->tsi_service);
498 int nrequired = sfw_test_buffers(tsi);
501 LASSERT (tsc != NULL);
503 if (tsi->tsi_is_client) {
504 tsi->tsi_ops = tsc->tsc_cli_ops;
508 nposted = srpc_service_add_buffers(tsc->tsc_srv_service, nrequired);
509 if (nposted != nrequired) {
510 CWARN ("Failed to reserve enough buffers: "
511 "service %s, %d needed, %d reserved\n",
512 tsc->tsc_srv_service->sv_name, nrequired, nposted);
513 srpc_service_remove_buffers(tsc->tsc_srv_service, nposted);
517 CDEBUG (D_NET, "Reserved %d buffers for test %s\n",
518 nposted, tsc->tsc_srv_service->sv_name);
523 sfw_unload_test (sfw_test_instance_t *tsi)
525 sfw_test_case_t *tsc = sfw_find_test_case(tsi->tsi_service);
527 LASSERT (tsc != NULL);
529 if (!tsi->tsi_is_client)
530 srpc_service_remove_buffers(tsc->tsc_srv_service,
531 sfw_test_buffers(tsi));
536 sfw_destroy_test_instance (sfw_test_instance_t *tsi)
538 srpc_client_rpc_t *rpc;
539 sfw_test_unit_t *tsu;
541 if (!tsi->tsi_is_client) goto clean;
543 tsi->tsi_ops->tso_fini(tsi);
545 LASSERT (!tsi->tsi_stopping);
546 LASSERT (list_empty(&tsi->tsi_active_rpcs));
547 LASSERT (!sfw_test_active(tsi));
549 while (!list_empty(&tsi->tsi_units)) {
550 tsu = list_entry(tsi->tsi_units.next,
551 sfw_test_unit_t, tsu_list);
552 list_del(&tsu->tsu_list);
553 LIBCFS_FREE(tsu, sizeof(*tsu));
556 while (!list_empty(&tsi->tsi_free_rpcs)) {
557 rpc = list_entry(tsi->tsi_free_rpcs.next,
558 srpc_client_rpc_t, crpc_list);
559 list_del(&rpc->crpc_list);
560 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
564 sfw_unload_test(tsi);
565 LIBCFS_FREE(tsi, sizeof(*tsi));
570 sfw_destroy_batch (sfw_batch_t *tsb)
572 sfw_test_instance_t *tsi;
574 LASSERT (!sfw_batch_active(tsb));
575 LASSERT (list_empty(&tsb->bat_list));
577 while (!list_empty(&tsb->bat_tests)) {
578 tsi = list_entry(tsb->bat_tests.next,
579 sfw_test_instance_t, tsi_list);
580 list_del_init(&tsi->tsi_list);
581 sfw_destroy_test_instance(tsi);
584 LIBCFS_FREE(tsb, sizeof(sfw_batch_t));
589 sfw_destroy_session (sfw_session_t *sn)
593 LASSERT (list_empty(&sn->sn_list));
594 LASSERT (sn != sfw_data.fw_session);
596 while (!list_empty(&sn->sn_batches)) {
597 batch = list_entry(sn->sn_batches.next,
598 sfw_batch_t, bat_list);
599 list_del_init(&batch->bat_list);
600 sfw_destroy_batch(batch);
603 LIBCFS_FREE(sn, sizeof(*sn));
604 atomic_dec(&sfw_data.fw_nzombies);
609 sfw_unpack_test_req (srpc_msg_t *msg)
611 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
613 LASSERT (msg->msg_type == SRPC_MSG_TEST_REQST);
614 LASSERT (req->tsr_is_client);
616 if (msg->msg_magic == SRPC_MSG_MAGIC)
617 return; /* no flipping needed */
619 LASSERT (msg->msg_magic == __swab32(SRPC_MSG_MAGIC));
621 if (req->tsr_service == SRPC_SERVICE_BRW) {
622 test_bulk_req_t *bulk = &req->tsr_u.bulk;
624 __swab32s(&bulk->blk_opc);
625 __swab32s(&bulk->blk_npg);
626 __swab32s(&bulk->blk_flags);
630 if (req->tsr_service == SRPC_SERVICE_PING) {
631 test_ping_req_t *ping = &req->tsr_u.ping;
633 __swab32s(&ping->png_size);
634 __swab32s(&ping->png_flags);
643 sfw_add_test_instance (sfw_batch_t *tsb, srpc_server_rpc_t *rpc)
645 srpc_msg_t *msg = &rpc->srpc_reqstbuf->buf_msg;
646 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
647 srpc_bulk_t *bk = rpc->srpc_bulk;
648 int ndest = req->tsr_ndest;
649 sfw_test_unit_t *tsu;
650 sfw_test_instance_t *tsi;
654 LIBCFS_ALLOC(tsi, sizeof(*tsi));
656 CERROR ("Can't allocate test instance for batch: "LPU64"\n",
661 memset(tsi, 0, sizeof(*tsi));
662 spin_lock_init(&tsi->tsi_lock);
663 atomic_set(&tsi->tsi_nactive, 0);
664 CFS_INIT_LIST_HEAD(&tsi->tsi_units);
665 CFS_INIT_LIST_HEAD(&tsi->tsi_free_rpcs);
666 CFS_INIT_LIST_HEAD(&tsi->tsi_active_rpcs);
668 tsi->tsi_stopping = 0;
669 tsi->tsi_batch = tsb;
670 tsi->tsi_loop = req->tsr_loop;
671 tsi->tsi_concur = req->tsr_concur;
672 tsi->tsi_service = req->tsr_service;
673 tsi->tsi_is_client = !!(req->tsr_is_client);
674 tsi->tsi_stoptsu_onerr = !!(req->tsr_stop_onerr);
676 rc = sfw_load_test(tsi);
678 LIBCFS_FREE(tsi, sizeof(*tsi));
682 LASSERT (!sfw_batch_active(tsb));
684 if (!tsi->tsi_is_client) {
685 /* it's test server, just add it to tsb */
686 list_add_tail(&tsi->tsi_list, &tsb->bat_tests);
690 LASSERT (bk != NULL);
692 LASSERT (bk->bk_pages != NULL);
694 LASSERT (bk->bk_niov * SFW_ID_PER_PAGE >= ndest);
695 LASSERT (bk->bk_len >= sizeof(lnet_process_id_t) * ndest);
697 sfw_unpack_test_req(msg);
698 memcpy(&tsi->tsi_u, &req->tsr_u, sizeof(tsi->tsi_u));
700 for (i = 0; i < ndest; i++) {
701 lnet_process_id_t *dests;
702 lnet_process_id_t id;
706 dests = cfs_page_address(bk->bk_iovs[i / SFW_ID_PER_PAGE].kiov_page);
707 LASSERT (dests != NULL); /* my pages are within KVM always */
709 dests = cfs_page_address(bk->bk_pages[i / SFW_ID_PER_PAGE]);
711 id = dests[i % SFW_ID_PER_PAGE];
712 if (msg->msg_magic != SRPC_MSG_MAGIC)
715 for (j = 0; j < tsi->tsi_concur; j++) {
716 LIBCFS_ALLOC(tsu, sizeof(sfw_test_unit_t));
719 CERROR ("Can't allocate tsu for %d\n",
725 tsu->tsu_instance = tsi;
726 tsu->tsu_private = NULL;
727 list_add_tail(&tsu->tsu_list, &tsi->tsi_units);
731 rc = tsi->tsi_ops->tso_init(tsi);
733 list_add_tail(&tsi->tsi_list, &tsb->bat_tests);
739 sfw_destroy_test_instance(tsi);
744 sfw_test_unit_done (sfw_test_unit_t *tsu)
746 sfw_test_instance_t *tsi = tsu->tsu_instance;
747 sfw_batch_t *tsb = tsi->tsi_batch;
748 sfw_session_t *sn = tsb->bat_session;
750 LASSERT (sfw_test_active(tsi));
752 if (!atomic_dec_and_test(&tsi->tsi_nactive))
755 /* the test instance is done */
756 spin_lock(&tsi->tsi_lock);
758 tsi->tsi_stopping = 0;
760 spin_unlock(&tsi->tsi_lock);
762 spin_lock(&sfw_data.fw_lock);
764 if (!atomic_dec_and_test(&tsb->bat_nactive) || /* tsb still active */
765 sn == sfw_data.fw_session) { /* sn also active */
766 spin_unlock(&sfw_data.fw_lock);
770 LASSERT (!list_empty(&sn->sn_list)); /* I'm a zombie! */
772 list_for_each_entry (tsb, &sn->sn_batches, bat_list) {
773 if (sfw_batch_active(tsb)) {
774 spin_unlock(&sfw_data.fw_lock);
779 list_del_init(&sn->sn_list);
780 spin_unlock(&sfw_data.fw_lock);
782 sfw_destroy_session(sn);
787 sfw_test_rpc_done (srpc_client_rpc_t *rpc)
789 sfw_test_unit_t *tsu = rpc->crpc_priv;
790 sfw_test_instance_t *tsi = tsu->tsu_instance;
793 tsi->tsi_ops->tso_done_rpc(tsu, rpc);
795 spin_lock(&tsi->tsi_lock);
797 LASSERT (sfw_test_active(tsi));
798 LASSERT (!list_empty(&rpc->crpc_list));
800 list_del_init(&rpc->crpc_list);
802 /* batch is stopping or loop is done or get error */
803 if (tsi->tsi_stopping ||
804 tsu->tsu_loop == 0 ||
805 (rpc->crpc_status != 0 && tsi->tsi_stoptsu_onerr))
808 /* dec ref for poster */
809 srpc_client_rpc_decref(rpc);
811 spin_unlock(&tsi->tsi_lock);
814 swi_schedule_workitem(&tsu->tsu_worker);
818 sfw_test_unit_done(tsu);
823 sfw_create_test_rpc (sfw_test_unit_t *tsu, lnet_process_id_t peer,
824 int nblk, int blklen, srpc_client_rpc_t **rpcpp)
826 srpc_client_rpc_t *rpc = NULL;
827 sfw_test_instance_t *tsi = tsu->tsu_instance;
829 spin_lock(&tsi->tsi_lock);
831 LASSERT (sfw_test_active(tsi));
833 if (!list_empty(&tsi->tsi_free_rpcs)) {
834 /* pick request from buffer */
835 rpc = list_entry(tsi->tsi_free_rpcs.next,
836 srpc_client_rpc_t, crpc_list);
837 LASSERT (nblk == rpc->crpc_bulk.bk_niov);
838 list_del_init(&rpc->crpc_list);
840 srpc_init_client_rpc(rpc, peer, tsi->tsi_service, nblk,
841 blklen, sfw_test_rpc_done,
842 sfw_test_rpc_fini, tsu);
845 spin_unlock(&tsi->tsi_lock);
848 rpc = srpc_create_client_rpc(peer, tsi->tsi_service, nblk,
849 blklen, sfw_test_rpc_done,
850 sfw_test_rpc_fini, tsu);
852 CERROR ("Can't create rpc for test %d\n", tsi->tsi_service);
861 sfw_run_test (swi_workitem_t *wi)
863 sfw_test_unit_t *tsu = wi->wi_data;
864 sfw_test_instance_t *tsi = tsu->tsu_instance;
865 srpc_client_rpc_t *rpc = NULL;
867 LASSERT (wi == &tsu->tsu_worker);
869 if (tsi->tsi_ops->tso_prep_rpc(tsu, tsu->tsu_dest, &rpc) != 0) {
870 LASSERT (rpc == NULL);
874 LASSERT (rpc != NULL);
876 spin_lock(&tsi->tsi_lock);
878 if (tsi->tsi_stopping) {
879 list_add(&rpc->crpc_list, &tsi->tsi_free_rpcs);
880 spin_unlock(&tsi->tsi_lock);
884 if (tsu->tsu_loop > 0)
887 list_add_tail(&rpc->crpc_list, &tsi->tsi_active_rpcs);
888 spin_unlock(&tsi->tsi_lock);
890 rpc->crpc_timeout = SFW_TEST_RPC_TIMEOUT;
892 spin_lock(&rpc->crpc_lock);
894 spin_unlock(&rpc->crpc_lock);
899 * No one can schedule me now since:
900 * - previous RPC, if any, has done and
901 * - no new RPC is initiated.
902 * - my batch is still active; no one can run it again now.
903 * Cancel pending schedules and prevent future schedule attempts:
905 swi_kill_workitem(wi);
906 sfw_test_unit_done(tsu);
911 sfw_run_batch (sfw_batch_t *tsb)
914 sfw_test_unit_t *tsu;
915 sfw_test_instance_t *tsi;
917 if (sfw_batch_active(tsb)) {
918 CDEBUG (D_NET, "Can't start active batch: "LPU64" (%d)\n",
919 tsb->bat_id.bat_id, atomic_read(&tsb->bat_nactive));
923 list_for_each_entry (tsi, &tsb->bat_tests, tsi_list) {
924 if (!tsi->tsi_is_client) /* skip server instances */
927 LASSERT (!tsi->tsi_stopping);
928 LASSERT (!sfw_test_active(tsi));
930 atomic_inc(&tsb->bat_nactive);
932 list_for_each_entry (tsu, &tsi->tsi_units, tsu_list) {
933 atomic_inc(&tsi->tsi_nactive);
934 tsu->tsu_loop = tsi->tsi_loop;
935 wi = &tsu->tsu_worker;
936 swi_init_workitem(wi, tsu, sfw_run_test);
937 swi_schedule_workitem(wi);
945 sfw_stop_batch (sfw_batch_t *tsb, int force)
947 sfw_test_instance_t *tsi;
948 srpc_client_rpc_t *rpc;
950 if (!sfw_batch_active(tsb))
953 list_for_each_entry (tsi, &tsb->bat_tests, tsi_list) {
954 spin_lock(&tsi->tsi_lock);
956 if (!tsi->tsi_is_client ||
957 !sfw_test_active(tsi) || tsi->tsi_stopping) {
958 spin_unlock(&tsi->tsi_lock);
962 tsi->tsi_stopping = 1;
965 spin_unlock(&tsi->tsi_lock);
969 /* abort launched rpcs in the test */
970 list_for_each_entry (rpc, &tsi->tsi_active_rpcs, crpc_list) {
971 spin_lock(&rpc->crpc_lock);
973 srpc_abort_rpc(rpc, -EINTR);
975 spin_unlock(&rpc->crpc_lock);
978 spin_unlock(&tsi->tsi_lock);
985 sfw_query_batch (sfw_batch_t *tsb, int testidx, srpc_batch_reply_t *reply)
987 sfw_test_instance_t *tsi;
993 reply->bar_active = atomic_read(&tsb->bat_nactive);
997 list_for_each_entry (tsi, &tsb->bat_tests, tsi_list) {
1001 reply->bar_active = atomic_read(&tsi->tsi_nactive);
1009 sfw_free_pages (srpc_server_rpc_t *rpc)
1011 srpc_free_bulk(rpc->srpc_bulk);
1012 rpc->srpc_bulk = NULL;
1016 sfw_alloc_pages (srpc_server_rpc_t *rpc, int npages, int sink)
1018 LASSERT (rpc->srpc_bulk == NULL);
1019 LASSERT (npages > 0 && npages <= LNET_MAX_IOV);
1021 rpc->srpc_bulk = srpc_alloc_bulk(npages, sink);
1022 if (rpc->srpc_bulk == NULL) return -ENOMEM;
1028 sfw_add_test (srpc_server_rpc_t *rpc)
1030 sfw_session_t *sn = sfw_data.fw_session;
1031 srpc_test_reply_t *reply = &rpc->srpc_replymsg.msg_body.tes_reply;
1032 srpc_test_reqst_t *request;
1036 request = &rpc->srpc_reqstbuf->buf_msg.msg_body.tes_reqst;
1037 reply->tsr_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
1039 if (request->tsr_loop == 0 ||
1040 request->tsr_concur == 0 ||
1041 request->tsr_sid.ses_nid == LNET_NID_ANY ||
1042 request->tsr_ndest > SFW_MAX_NDESTS ||
1043 (request->tsr_is_client && request->tsr_ndest == 0) ||
1044 request->tsr_concur > SFW_MAX_CONCUR ||
1045 request->tsr_service > SRPC_SERVICE_MAX_ID ||
1046 request->tsr_service <= SRPC_FRAMEWORK_SERVICE_MAX_ID) {
1047 reply->tsr_status = EINVAL;
1051 if (sn == NULL || !sfw_sid_equal(request->tsr_sid, sn->sn_id) ||
1052 sfw_find_test_case(request->tsr_service) == NULL) {
1053 reply->tsr_status = ENOENT;
1057 bat = sfw_bid2batch(request->tsr_bid);
1059 CERROR ("Dropping RPC (%s) from %s under memory pressure.\n",
1060 rpc->srpc_service->sv_name,
1061 libcfs_id2str(rpc->srpc_peer));
1065 if (sfw_batch_active(bat)) {
1066 reply->tsr_status = EBUSY;
1070 if (request->tsr_is_client && rpc->srpc_bulk == NULL) {
1071 /* rpc will be resumed later in sfw_bulk_ready */
1072 return sfw_alloc_pages(rpc,
1073 sfw_id_pages(request->tsr_ndest), 1);
1076 rc = sfw_add_test_instance(bat, rpc);
1077 CDEBUG (rc == 0 ? D_NET : D_WARNING,
1078 "%s test: sv %d %s, loop %d, concur %d, ndest %d\n",
1079 rc == 0 ? "Added" : "Failed to add", request->tsr_service,
1080 request->tsr_is_client ? "client" : "server",
1081 request->tsr_loop, request->tsr_concur, request->tsr_ndest);
1083 reply->tsr_status = (rc < 0) ? -rc : rc;
1088 sfw_control_batch (srpc_batch_reqst_t *request, srpc_batch_reply_t *reply)
1090 sfw_session_t *sn = sfw_data.fw_session;
1094 reply->bar_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
1096 if (sn == NULL || !sfw_sid_equal(request->bar_sid, sn->sn_id)) {
1097 reply->bar_status = ESRCH;
1101 bat = sfw_find_batch(request->bar_bid);
1103 reply->bar_status = ENOENT;
1107 switch (request->bar_opc) {
1108 case SRPC_BATCH_OPC_RUN:
1109 rc = sfw_run_batch(bat);
1112 case SRPC_BATCH_OPC_STOP:
1113 rc = sfw_stop_batch(bat, request->bar_arg);
1116 case SRPC_BATCH_OPC_QUERY:
1117 rc = sfw_query_batch(bat, request->bar_testidx, reply);
1121 return -EINVAL; /* drop it */
1124 reply->bar_status = (rc < 0) ? -rc : rc;
1129 sfw_handle_server_rpc (srpc_server_rpc_t *rpc)
1131 srpc_service_t *sv = rpc->srpc_service;
1132 srpc_msg_t *reply = &rpc->srpc_replymsg;
1133 srpc_msg_t *request = &rpc->srpc_reqstbuf->buf_msg;
1136 LASSERT (sfw_data.fw_active_srpc == NULL);
1137 LASSERT (sv->sv_id <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1139 spin_lock(&sfw_data.fw_lock);
1141 if (sfw_data.fw_shuttingdown) {
1142 spin_unlock(&sfw_data.fw_lock);
1146 /* Remove timer to avoid racing with it or expiring active session */
1147 if (sfw_del_session_timer() != 0) {
1148 CERROR ("Dropping RPC (%s) from %s: racing with expiry timer.",
1149 sv->sv_name, libcfs_id2str(rpc->srpc_peer));
1150 spin_unlock(&sfw_data.fw_lock);
1154 sfw_data.fw_active_srpc = rpc;
1155 spin_unlock(&sfw_data.fw_lock);
1157 sfw_unpack_message(request);
1158 LASSERT (request->msg_type == srpc_service2request(sv->sv_id));
1163 case SRPC_SERVICE_TEST:
1164 rc = sfw_add_test(rpc);
1167 case SRPC_SERVICE_BATCH:
1168 rc = sfw_control_batch(&request->msg_body.bat_reqst,
1169 &reply->msg_body.bat_reply);
1172 case SRPC_SERVICE_QUERY_STAT:
1173 rc = sfw_get_stats(&request->msg_body.stat_reqst,
1174 &reply->msg_body.stat_reply);
1177 case SRPC_SERVICE_DEBUG:
1178 rc = sfw_debug_session(&request->msg_body.dbg_reqst,
1179 &reply->msg_body.dbg_reply);
1182 case SRPC_SERVICE_MAKE_SESSION:
1183 rc = sfw_make_session(&request->msg_body.mksn_reqst,
1184 &reply->msg_body.mksn_reply);
1187 case SRPC_SERVICE_REMOVE_SESSION:
1188 rc = sfw_remove_session(&request->msg_body.rmsn_reqst,
1189 &reply->msg_body.rmsn_reply);
1193 rpc->srpc_done = sfw_server_rpc_done;
1194 spin_lock(&sfw_data.fw_lock);
1197 if (!sfw_data.fw_shuttingdown)
1198 sfw_add_session_timer();
1200 LASSERT (!sfw_data.fw_shuttingdown);
1201 sfw_add_session_timer();
1204 sfw_data.fw_active_srpc = NULL;
1205 spin_unlock(&sfw_data.fw_lock);
1210 sfw_bulk_ready (srpc_server_rpc_t *rpc, int status)
1212 srpc_service_t *sv = rpc->srpc_service;
1215 LASSERT (rpc->srpc_bulk != NULL);
1216 LASSERT (sv->sv_id == SRPC_SERVICE_TEST);
1217 LASSERT (sfw_data.fw_active_srpc == NULL);
1218 LASSERT (rpc->srpc_reqstbuf->buf_msg.msg_body.tes_reqst.tsr_is_client);
1220 spin_lock(&sfw_data.fw_lock);
1223 CERROR ("Bulk transfer failed for RPC: "
1224 "service %s, peer %s, status %d\n",
1225 sv->sv_name, libcfs_id2str(rpc->srpc_peer), status);
1226 spin_unlock(&sfw_data.fw_lock);
1230 if (sfw_data.fw_shuttingdown) {
1231 spin_unlock(&sfw_data.fw_lock);
1235 if (sfw_del_session_timer() != 0) {
1236 CERROR ("Dropping RPC (%s) from %s: racing with expiry timer",
1237 sv->sv_name, libcfs_id2str(rpc->srpc_peer));
1238 spin_unlock(&sfw_data.fw_lock);
1242 sfw_data.fw_active_srpc = rpc;
1243 spin_unlock(&sfw_data.fw_lock);
1245 rc = sfw_add_test(rpc);
1247 spin_lock(&sfw_data.fw_lock);
1250 if (!sfw_data.fw_shuttingdown)
1251 sfw_add_session_timer();
1253 LASSERT (!sfw_data.fw_shuttingdown);
1254 sfw_add_session_timer();
1257 sfw_data.fw_active_srpc = NULL;
1258 spin_unlock(&sfw_data.fw_lock);
1263 sfw_create_rpc (lnet_process_id_t peer, int service,
1264 int nbulkiov, int bulklen,
1265 void (*done) (srpc_client_rpc_t *), void *priv)
1267 srpc_client_rpc_t *rpc;
1269 spin_lock(&sfw_data.fw_lock);
1271 LASSERT (!sfw_data.fw_shuttingdown);
1272 LASSERT (service <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1274 if (nbulkiov == 0 && !list_empty(&sfw_data.fw_zombie_rpcs)) {
1275 rpc = list_entry(sfw_data.fw_zombie_rpcs.next,
1276 srpc_client_rpc_t, crpc_list);
1277 list_del(&rpc->crpc_list);
1278 spin_unlock(&sfw_data.fw_lock);
1280 srpc_init_client_rpc(rpc, peer, service, 0, 0,
1281 done, sfw_client_rpc_fini, priv);
1285 spin_unlock(&sfw_data.fw_lock);
1287 rpc = srpc_create_client_rpc(peer, service, nbulkiov, bulklen, done,
1288 nbulkiov != 0 ? NULL : sfw_client_rpc_fini,
1294 sfw_unpack_message (srpc_msg_t *msg)
1296 if (msg->msg_magic == SRPC_MSG_MAGIC)
1297 return; /* no flipping needed */
1299 LASSERT (msg->msg_magic == __swab32(SRPC_MSG_MAGIC));
1301 __swab32s(&msg->msg_type);
1303 if (msg->msg_type == SRPC_MSG_STAT_REQST) {
1304 srpc_stat_reqst_t *req = &msg->msg_body.stat_reqst;
1306 __swab32s(&req->str_type);
1307 __swab64s(&req->str_rpyid);
1308 sfw_unpack_sid(req->str_sid);
1312 if (msg->msg_type == SRPC_MSG_STAT_REPLY) {
1313 srpc_stat_reply_t *rep = &msg->msg_body.stat_reply;
1315 __swab32s(&rep->str_status);
1316 sfw_unpack_sid(rep->str_sid);
1317 sfw_unpack_fw_counters(rep->str_fw);
1318 sfw_unpack_rpc_counters(rep->str_rpc);
1319 sfw_unpack_lnet_counters(rep->str_lnet);
1323 if (msg->msg_type == SRPC_MSG_MKSN_REQST) {
1324 srpc_mksn_reqst_t *req = &msg->msg_body.mksn_reqst;
1326 __swab64s(&req->mksn_rpyid);
1327 __swab32s(&req->mksn_force);
1328 sfw_unpack_sid(req->mksn_sid);
1332 if (msg->msg_type == SRPC_MSG_MKSN_REPLY) {
1333 srpc_mksn_reply_t *rep = &msg->msg_body.mksn_reply;
1335 __swab32s(&rep->mksn_status);
1336 __swab32s(&rep->mksn_timeout);
1337 sfw_unpack_sid(rep->mksn_sid);
1341 if (msg->msg_type == SRPC_MSG_RMSN_REQST) {
1342 srpc_rmsn_reqst_t *req = &msg->msg_body.rmsn_reqst;
1344 __swab64s(&req->rmsn_rpyid);
1345 sfw_unpack_sid(req->rmsn_sid);
1349 if (msg->msg_type == SRPC_MSG_RMSN_REPLY) {
1350 srpc_rmsn_reply_t *rep = &msg->msg_body.rmsn_reply;
1352 __swab32s(&rep->rmsn_status);
1353 sfw_unpack_sid(rep->rmsn_sid);
1357 if (msg->msg_type == SRPC_MSG_DEBUG_REQST) {
1358 srpc_debug_reqst_t *req = &msg->msg_body.dbg_reqst;
1360 __swab64s(&req->dbg_rpyid);
1361 __swab32s(&req->dbg_flags);
1362 sfw_unpack_sid(req->dbg_sid);
1366 if (msg->msg_type == SRPC_MSG_DEBUG_REPLY) {
1367 srpc_debug_reply_t *rep = &msg->msg_body.dbg_reply;
1369 __swab32s(&rep->dbg_nbatch);
1370 __swab32s(&rep->dbg_timeout);
1371 sfw_unpack_sid(rep->dbg_sid);
1375 if (msg->msg_type == SRPC_MSG_BATCH_REQST) {
1376 srpc_batch_reqst_t *req = &msg->msg_body.bat_reqst;
1378 __swab32s(&req->bar_opc);
1379 __swab64s(&req->bar_rpyid);
1380 __swab32s(&req->bar_testidx);
1381 __swab32s(&req->bar_arg);
1382 sfw_unpack_sid(req->bar_sid);
1383 __swab64s(&req->bar_bid.bat_id);
1387 if (msg->msg_type == SRPC_MSG_BATCH_REPLY) {
1388 srpc_batch_reply_t *rep = &msg->msg_body.bat_reply;
1390 __swab32s(&rep->bar_status);
1391 sfw_unpack_sid(rep->bar_sid);
1395 if (msg->msg_type == SRPC_MSG_TEST_REQST) {
1396 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
1398 __swab64s(&req->tsr_rpyid);
1399 __swab64s(&req->tsr_bulkid);
1400 __swab32s(&req->tsr_loop);
1401 __swab32s(&req->tsr_ndest);
1402 __swab32s(&req->tsr_concur);
1403 __swab32s(&req->tsr_service);
1404 sfw_unpack_sid(req->tsr_sid);
1405 __swab64s(&req->tsr_bid.bat_id);
1409 if (msg->msg_type == SRPC_MSG_TEST_REPLY) {
1410 srpc_test_reply_t *rep = &msg->msg_body.tes_reply;
1412 __swab32s(&rep->tsr_status);
1413 sfw_unpack_sid(rep->tsr_sid);
1417 if (msg->msg_type == SRPC_MSG_JOIN_REQST) {
1418 srpc_join_reqst_t *req = &msg->msg_body.join_reqst;
1420 __swab64s(&req->join_rpyid);
1421 sfw_unpack_sid(req->join_sid);
1425 if (msg->msg_type == SRPC_MSG_JOIN_REPLY) {
1426 srpc_join_reply_t *rep = &msg->msg_body.join_reply;
1428 __swab32s(&rep->join_status);
1429 __swab32s(&rep->join_timeout);
1430 sfw_unpack_sid(rep->join_sid);
1439 sfw_abort_rpc (srpc_client_rpc_t *rpc)
1441 LASSERT (atomic_read(&rpc->crpc_refcount) > 0);
1442 LASSERT (rpc->crpc_service <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1444 spin_lock(&rpc->crpc_lock);
1445 srpc_abort_rpc(rpc, -EINTR);
1446 spin_unlock(&rpc->crpc_lock);
1451 sfw_post_rpc (srpc_client_rpc_t *rpc)
1453 spin_lock(&rpc->crpc_lock);
1455 LASSERT (!rpc->crpc_closed);
1456 LASSERT (!rpc->crpc_aborted);
1457 LASSERT (list_empty(&rpc->crpc_list));
1458 LASSERT (!sfw_data.fw_shuttingdown);
1460 rpc->crpc_timeout = SFW_CLIENT_RPC_TIMEOUT;
1463 spin_unlock(&rpc->crpc_lock);
1467 static srpc_service_t sfw_services[] =
1471 .sv_id = SRPC_SERVICE_DEBUG,
1474 .sv_name = "query stats",
1475 .sv_id = SRPC_SERVICE_QUERY_STAT,
1478 .sv_name = "make sessin",
1479 .sv_id = SRPC_SERVICE_MAKE_SESSION,
1482 .sv_name = "remove session",
1483 .sv_id = SRPC_SERVICE_REMOVE_SESSION,
1486 .sv_name = "batch service",
1487 .sv_id = SRPC_SERVICE_BATCH,
1490 .sv_name = "test service",
1491 .sv_id = SRPC_SERVICE_TEST,
1493 { .sv_name = NULL, }
1496 extern sfw_test_client_ops_t ping_test_client;
1497 extern srpc_service_t ping_test_service;
1499 extern sfw_test_client_ops_t brw_test_client;
1500 extern srpc_service_t brw_test_service;
1509 sfw_test_case_t *tsc;
1514 s = getenv("SESSION_TIMEOUT");
1515 session_timeout = s != NULL ? atoi(s) : session_timeout;
1517 s = getenv("BRW_INJECT_ERRORS");
1518 brw_inject_errors = s != NULL ? atoi(s) : brw_inject_errors;
1521 if (session_timeout < 0) {
1522 CERROR ("Session timeout must be non-negative: %d\n",
1527 if (session_timeout == 0)
1528 CWARN ("Zero session_timeout specified "
1529 "- test sessions never expire.\n");
1531 memset(&sfw_data, 0, sizeof(struct smoketest_framework));
1533 sfw_data.fw_session = NULL;
1534 sfw_data.fw_active_srpc = NULL;
1535 spin_lock_init(&sfw_data.fw_lock);
1536 atomic_set(&sfw_data.fw_nzombies, 0);
1537 CFS_INIT_LIST_HEAD(&sfw_data.fw_tests);
1538 CFS_INIT_LIST_HEAD(&sfw_data.fw_zombie_rpcs);
1539 CFS_INIT_LIST_HEAD(&sfw_data.fw_zombie_sessions);
1541 rc = sfw_register_test(&brw_test_service, &brw_test_client);
1543 rc = sfw_register_test(&ping_test_service, &ping_test_client);
1547 list_for_each_entry (tsc, &sfw_data.fw_tests, tsc_list) {
1548 sv = tsc->tsc_srv_service;
1549 sv->sv_concur = SFW_TEST_CONCURRENCY;
1551 rc = srpc_add_service(sv);
1552 LASSERT (rc != -EBUSY);
1554 CWARN ("Failed to add %s service: %d\n",
1560 for (i = 0; ; i++) {
1561 sv = &sfw_services[i];
1562 if (sv->sv_name == NULL) break;
1564 sv->sv_bulk_ready = NULL;
1565 sv->sv_handler = sfw_handle_server_rpc;
1566 sv->sv_concur = SFW_SERVICE_CONCURRENCY;
1567 if (sv->sv_id == SRPC_SERVICE_TEST)
1568 sv->sv_bulk_ready = sfw_bulk_ready;
1570 rc = srpc_add_service(sv);
1571 LASSERT (rc != -EBUSY);
1573 CWARN ("Failed to add %s service: %d\n",
1578 /* about to sfw_shutdown, no need to add buffer */
1579 if (error) continue;
1581 rc = srpc_service_add_buffers(sv, SFW_POST_BUFFERS);
1582 if (rc != SFW_POST_BUFFERS) {
1583 CWARN ("Failed to reserve enough buffers: "
1584 "service %s, %d needed, %d reserved\n",
1585 sv->sv_name, SFW_POST_BUFFERS, rc);
1599 sfw_test_case_t *tsc;
1602 spin_lock(&sfw_data.fw_lock);
1604 sfw_data.fw_shuttingdown = 1;
1606 lst_wait_until(sfw_data.fw_active_srpc == NULL, sfw_data.fw_lock,
1607 "waiting for active RPC to finish.\n");
1609 LASSERT (sfw_data.fw_active_srpc == NULL);
1612 if (sfw_del_session_timer() != 0)
1613 lst_wait_until(sfw_data.fw_session == NULL, sfw_data.fw_lock,
1614 "waiting for session timer to explode.\n");
1616 sfw_deactivate_session();
1617 lst_wait_until(atomic_read(&sfw_data.fw_nzombies) == 0,
1619 "waiting for %d zombie sessions to die.\n",
1620 atomic_read(&sfw_data.fw_nzombies));
1622 spin_unlock(&sfw_data.fw_lock);
1624 for (i = 0; ; i++) {
1625 sv = &sfw_services[i];
1626 if (sv->sv_name == NULL)
1629 srpc_shutdown_service(sv);
1630 srpc_remove_service(sv);
1633 list_for_each_entry (tsc, &sfw_data.fw_tests, tsc_list) {
1634 sv = tsc->tsc_srv_service;
1635 srpc_shutdown_service(sv);
1636 srpc_remove_service(sv);
1639 while (!list_empty(&sfw_data.fw_zombie_rpcs)) {
1640 srpc_client_rpc_t *rpc;
1642 rpc = list_entry(sfw_data.fw_zombie_rpcs.next,
1643 srpc_client_rpc_t, crpc_list);
1644 list_del(&rpc->crpc_list);
1646 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
1649 for (i = 0; ; i++) {
1650 sv = &sfw_services[i];
1651 if (sv->sv_name == NULL)
1654 srpc_wait_service_shutdown(sv);
1657 while (!list_empty(&sfw_data.fw_tests)) {
1658 tsc = list_entry(sfw_data.fw_tests.next,
1659 sfw_test_case_t, tsc_list);
1661 srpc_wait_service_shutdown(tsc->tsc_srv_service);
1663 list_del(&tsc->tsc_list);
1664 LIBCFS_FREE(tsc, sizeof(*tsc));