Lines Matching refs:req
26 struct drbd_request *req; in drbd_req_new() local
28 req = mempool_alloc(&drbd_request_mempool, GFP_NOIO); in drbd_req_new()
29 if (!req) in drbd_req_new()
31 memset(req, 0, sizeof(*req)); in drbd_req_new()
33 req->private_bio = bio_clone_fast(bio_src, GFP_NOIO, &drbd_io_bio_set); in drbd_req_new()
34 req->private_bio->bi_private = req; in drbd_req_new()
35 req->private_bio->bi_end_io = drbd_request_endio; in drbd_req_new()
37 req->rq_state = (bio_data_dir(bio_src) == WRITE ? RQ_WRITE : 0) in drbd_req_new()
41 req->device = device; in drbd_req_new()
42 req->master_bio = bio_src; in drbd_req_new()
43 req->epoch = 0; in drbd_req_new()
45 drbd_clear_interval(&req->i); in drbd_req_new()
46 req->i.sector = bio_src->bi_iter.bi_sector; in drbd_req_new()
47 req->i.size = bio_src->bi_iter.bi_size; in drbd_req_new()
48 req->i.local = true; in drbd_req_new()
49 req->i.waiting = false; in drbd_req_new()
51 INIT_LIST_HEAD(&req->tl_requests); in drbd_req_new()
52 INIT_LIST_HEAD(&req->w.list); in drbd_req_new()
53 INIT_LIST_HEAD(&req->req_pending_master_completion); in drbd_req_new()
54 INIT_LIST_HEAD(&req->req_pending_local); in drbd_req_new()
57 atomic_set(&req->completion_ref, 1); in drbd_req_new()
59 kref_init(&req->kref); in drbd_req_new()
60 return req; in drbd_req_new()
64 struct drbd_request *req) in drbd_remove_request_interval() argument
66 struct drbd_device *device = req->device; in drbd_remove_request_interval()
67 struct drbd_interval *i = &req->i; in drbd_remove_request_interval()
78 struct drbd_request *req = container_of(kref, struct drbd_request, kref); in drbd_req_destroy() local
79 struct drbd_device *device = req->device; in drbd_req_destroy()
80 const unsigned s = req->rq_state; in drbd_req_destroy()
82 if ((req->master_bio && !(s & RQ_POSTPONED)) || in drbd_req_destroy()
83 atomic_read(&req->completion_ref) || in drbd_req_destroy()
87 s, atomic_read(&req->completion_ref)); in drbd_req_destroy()
99 list_del_init(&req->tl_requests); in drbd_req_destroy()
103 if (!drbd_interval_empty(&req->i)) { in drbd_req_destroy()
110 drbd_remove_request_interval(root, req); in drbd_req_destroy()
111 } else if (s & (RQ_NET_MASK & ~RQ_NET_DONE) && req->i.size != 0) in drbd_req_destroy()
113 s, (unsigned long long)req->i.sector, req->i.size); in drbd_req_destroy()
132 drbd_set_out_of_sync(device, req->i.sector, req->i.size); in drbd_req_destroy()
135 drbd_set_in_sync(device, req->i.sector, req->i.size); in drbd_req_destroy()
150 drbd_al_complete_io(device, &req->i); in drbd_req_destroy()
155 (unsigned long long) req->i.sector, req->i.size); in drbd_req_destroy()
160 mempool_free(req, &drbd_request_mempool); in drbd_req_destroy()
196 void drbd_req_complete(struct drbd_request *req, struct bio_and_error *m) in drbd_req_complete() argument
198 const unsigned s = req->rq_state; in drbd_req_complete()
199 struct drbd_device *device = req->device; in drbd_req_complete()
218 if (!req->master_bio) { in drbd_req_complete()
237 error = PTR_ERR(req->private_bio); in drbd_req_complete()
246 if (op_is_write(bio_op(req->master_bio)) && in drbd_req_complete()
247 req->epoch == atomic_read(&first_peer_device(device)->connection->current_tle_nr)) in drbd_req_complete()
251 bio_end_io_acct(req->master_bio, req->start_jif); in drbd_req_complete()
268 bio_op(req->master_bio) == REQ_OP_READ && in drbd_req_complete()
269 !(req->master_bio->bi_opf & REQ_RAHEAD) && in drbd_req_complete()
270 !list_empty(&req->tl_requests)) in drbd_req_complete()
271 req->rq_state |= RQ_POSTPONED; in drbd_req_complete()
273 if (!(req->rq_state & RQ_POSTPONED)) { in drbd_req_complete()
275 m->bio = req->master_bio; in drbd_req_complete()
276 req->master_bio = NULL; in drbd_req_complete()
281 req->i.completed = true; in drbd_req_complete()
284 if (req->i.waiting) in drbd_req_complete()
291 list_del_init(&req->req_pending_master_completion); in drbd_req_complete()
295 static void drbd_req_put_completion_ref(struct drbd_request *req, struct bio_and_error *m, int put) in drbd_req_put_completion_ref() argument
297 struct drbd_device *device = req->device; in drbd_req_put_completion_ref()
298 D_ASSERT(device, m || (req->rq_state & RQ_POSTPONED)); in drbd_req_put_completion_ref()
303 if (!atomic_sub_and_test(put, &req->completion_ref)) in drbd_req_put_completion_ref()
306 drbd_req_complete(req, m); in drbd_req_put_completion_ref()
310 if (req->rq_state & RQ_LOCAL_ABORTED) in drbd_req_put_completion_ref()
313 if (req->rq_state & RQ_POSTPONED) { in drbd_req_put_completion_ref()
316 drbd_restart_request(req); in drbd_req_put_completion_ref()
320 kref_put(&req->kref, drbd_req_destroy); in drbd_req_put_completion_ref()
323 static void set_if_null_req_next(struct drbd_peer_device *peer_device, struct drbd_request *req) in set_if_null_req_next() argument
329 connection->req_next = req; in set_if_null_req_next()
332 static void advance_conn_req_next(struct drbd_peer_device *peer_device, struct drbd_request *req) in advance_conn_req_next() argument
337 if (connection->req_next != req) in advance_conn_req_next()
339 list_for_each_entry_continue(req, &connection->transfer_log, tl_requests) { in advance_conn_req_next()
340 const unsigned s = req->rq_state; in advance_conn_req_next()
344 if (&req->tl_requests == &connection->transfer_log) in advance_conn_req_next()
345 req = NULL; in advance_conn_req_next()
346 connection->req_next = req; in advance_conn_req_next()
349 …ic void set_if_null_req_ack_pending(struct drbd_peer_device *peer_device, struct drbd_request *req) in set_if_null_req_ack_pending() argument
355 connection->req_ack_pending = req; in set_if_null_req_ack_pending()
358 …c void advance_conn_req_ack_pending(struct drbd_peer_device *peer_device, struct drbd_request *req) in advance_conn_req_ack_pending() argument
363 if (connection->req_ack_pending != req) in advance_conn_req_ack_pending()
365 list_for_each_entry_continue(req, &connection->transfer_log, tl_requests) { in advance_conn_req_ack_pending()
366 const unsigned s = req->rq_state; in advance_conn_req_ack_pending()
370 if (&req->tl_requests == &connection->transfer_log) in advance_conn_req_ack_pending()
371 req = NULL; in advance_conn_req_ack_pending()
372 connection->req_ack_pending = req; in advance_conn_req_ack_pending()
375 …c void set_if_null_req_not_net_done(struct drbd_peer_device *peer_device, struct drbd_request *req) in set_if_null_req_not_net_done() argument
381 connection->req_not_net_done = req; in set_if_null_req_not_net_done()
384 … void advance_conn_req_not_net_done(struct drbd_peer_device *peer_device, struct drbd_request *req) in advance_conn_req_not_net_done() argument
389 if (connection->req_not_net_done != req) in advance_conn_req_not_net_done()
391 list_for_each_entry_continue(req, &connection->transfer_log, tl_requests) { in advance_conn_req_not_net_done()
392 const unsigned s = req->rq_state; in advance_conn_req_not_net_done()
396 if (&req->tl_requests == &connection->transfer_log) in advance_conn_req_not_net_done()
397 req = NULL; in advance_conn_req_not_net_done()
398 connection->req_not_net_done = req; in advance_conn_req_not_net_done()
403 static void mod_rq_state(struct drbd_request *req, struct bio_and_error *m, in mod_rq_state() argument
406 struct drbd_device *device = req->device; in mod_rq_state()
408 unsigned s = req->rq_state; in mod_rq_state()
416 req->rq_state &= ~clear; in mod_rq_state()
417 req->rq_state |= set; in mod_rq_state()
420 if (req->rq_state == s) in mod_rq_state()
425 kref_get(&req->kref); in mod_rq_state()
428 atomic_inc(&req->completion_ref); in mod_rq_state()
432 atomic_inc(&req->completion_ref); in mod_rq_state()
436 atomic_inc(&req->completion_ref); in mod_rq_state()
437 set_if_null_req_next(peer_device, req); in mod_rq_state()
441 kref_get(&req->kref); /* wait for the DONE */ in mod_rq_state()
446 atomic_add(req->i.size >> 9, &device->ap_in_flight); in mod_rq_state()
447 set_if_null_req_not_net_done(peer_device, req); in mod_rq_state()
449 if (req->rq_state & RQ_NET_PENDING) in mod_rq_state()
450 set_if_null_req_ack_pending(peer_device, req); in mod_rq_state()
454 atomic_inc(&req->completion_ref); in mod_rq_state()
462 D_ASSERT(device, req->rq_state & RQ_LOCAL_PENDING); in mod_rq_state()
467 if (req->rq_state & RQ_LOCAL_ABORTED) in mod_rq_state()
468 kref_put(&req->kref, drbd_req_destroy); in mod_rq_state()
471 list_del_init(&req->req_pending_local); in mod_rq_state()
477 req->acked_jif = jiffies; in mod_rq_state()
478 advance_conn_req_ack_pending(peer_device, req); in mod_rq_state()
483 advance_conn_req_next(peer_device, req); in mod_rq_state()
488 atomic_sub(req->i.size >> 9, &device->ap_in_flight); in mod_rq_state()
490 kref_put(&req->kref, drbd_req_destroy); in mod_rq_state()
491 req->net_done_jif = jiffies; in mod_rq_state()
496 advance_conn_req_next(peer_device, req); in mod_rq_state()
497 advance_conn_req_ack_pending(peer_device, req); in mod_rq_state()
498 advance_conn_req_not_net_done(peer_device, req); in mod_rq_state()
504 if (req->i.waiting) in mod_rq_state()
507 drbd_req_put_completion_ref(req, m, c_put); in mod_rq_state()
508 kref_put(&req->kref, drbd_req_destroy); in mod_rq_state()
511 static void drbd_report_io_error(struct drbd_device *device, struct drbd_request *req) in drbd_report_io_error() argument
519 (req->rq_state & RQ_WRITE) ? "WRITE" : "READ", in drbd_report_io_error()
520 (unsigned long long)req->i.sector, in drbd_report_io_error()
521 req->i.size >> 9, in drbd_report_io_error()
531 static inline bool is_pending_write_protocol_A(struct drbd_request *req) in is_pending_write_protocol_A() argument
533 return (req->rq_state & in is_pending_write_protocol_A()
550 int __req_mod(struct drbd_request *req, enum drbd_req_event what, in __req_mod() argument
553 struct drbd_device *const device = req->device; in __req_mod()
576 D_ASSERT(device, !(req->rq_state & RQ_NET_MASK)); in __req_mod()
581 req->rq_state |= in __req_mod()
584 mod_rq_state(req, m, 0, RQ_NET_PENDING); in __req_mod()
589 D_ASSERT(device, !(req->rq_state & RQ_LOCAL_MASK)); in __req_mod()
590 mod_rq_state(req, m, 0, RQ_LOCAL_PENDING); in __req_mod()
594 if (req->rq_state & RQ_WRITE) in __req_mod()
595 device->writ_cnt += req->i.size >> 9; in __req_mod()
597 device->read_cnt += req->i.size >> 9; in __req_mod()
599 mod_rq_state(req, m, RQ_LOCAL_PENDING, in __req_mod()
604 mod_rq_state(req, m, 0, RQ_LOCAL_ABORTED); in __req_mod()
608 drbd_report_io_error(device, req); in __req_mod()
610 mod_rq_state(req, m, RQ_LOCAL_PENDING, RQ_LOCAL_COMPLETED); in __req_mod()
614 drbd_set_out_of_sync(device, req->i.sector, req->i.size); in __req_mod()
615 drbd_report_io_error(device, req); in __req_mod()
620 mod_rq_state(req, m, RQ_LOCAL_PENDING, RQ_LOCAL_COMPLETED); in __req_mod()
627 mod_rq_state(req, m, RQ_LOCAL_PENDING, RQ_LOCAL_COMPLETED); in __req_mod()
641 D_ASSERT(device, drbd_interval_empty(&req->i)); in __req_mod()
642 drbd_insert_interval(&device->read_requests, &req->i); in __req_mod()
646 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
647 D_ASSERT(device, (req->rq_state & RQ_LOCAL_MASK) == 0); in __req_mod()
648 mod_rq_state(req, m, 0, RQ_NET_QUEUED); in __req_mod()
649 req->w.cb = w_send_read_req; in __req_mod()
651 &req->w); in __req_mod()
660 D_ASSERT(device, drbd_interval_empty(&req->i)); in __req_mod()
661 drbd_insert_interval(&device->write_requests, &req->i); in __req_mod()
683 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
684 mod_rq_state(req, m, 0, RQ_NET_QUEUED|RQ_EXP_BARR_ACK); in __req_mod()
685 req->w.cb = w_send_dblock; in __req_mod()
687 &req->w); in __req_mod()
700 mod_rq_state(req, m, 0, RQ_NET_QUEUED); in __req_mod()
701 req->w.cb = w_send_out_of_sync; in __req_mod()
703 &req->w); in __req_mod()
711 mod_rq_state(req, m, RQ_NET_QUEUED, 0); in __req_mod()
716 if (is_pending_write_protocol_A(req)) in __req_mod()
719 mod_rq_state(req, m, RQ_NET_QUEUED|RQ_NET_PENDING, in __req_mod()
722 mod_rq_state(req, m, RQ_NET_QUEUED, RQ_NET_SENT); in __req_mod()
731 mod_rq_state(req, m, RQ_NET_QUEUED, RQ_NET_DONE); in __req_mod()
736 mod_rq_state(req, m, in __req_mod()
749 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
750 D_ASSERT(device, req->rq_state & RQ_EXP_WRITE_ACK); in __req_mod()
751 mod_rq_state(req, m, RQ_NET_PENDING, RQ_NET_DONE|RQ_NET_OK); in __req_mod()
755 req->rq_state |= RQ_NET_SIS; in __req_mod()
767 D_ASSERT(device, req->rq_state & RQ_EXP_RECEIVE_ACK); in __req_mod()
772 mod_rq_state(req, m, RQ_NET_PENDING, RQ_NET_OK); in __req_mod()
776 D_ASSERT(device, req->rq_state & RQ_EXP_WRITE_ACK); in __req_mod()
781 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
782 req->rq_state |= RQ_POSTPONED; in __req_mod()
783 if (req->i.waiting) in __req_mod()
791 mod_rq_state(req, m, RQ_NET_OK|RQ_NET_PENDING, 0); in __req_mod()
795 if (!(req->rq_state & RQ_LOCAL_COMPLETED)) in __req_mod()
797 mod_rq_state(req, m, RQ_COMPLETION_SUSP, 0); in __req_mod()
801 if (!(req->rq_state & RQ_LOCAL_COMPLETED)) in __req_mod()
804 mod_rq_state(req, m, in __req_mod()
809 if (bio_data_dir(req->master_bio) == WRITE) in __req_mod()
813 req->w.cb = w_restart_disk_io; in __req_mod()
815 &req->w); in __req_mod()
820 if (!(req->rq_state & RQ_WRITE) && !req->w.cb) { in __req_mod()
821 mod_rq_state(req, m, RQ_COMPLETION_SUSP, 0); in __req_mod()
830 if (!(req->rq_state & RQ_NET_OK)) { in __req_mod()
834 mod_rq_state(req, m, RQ_COMPLETION_SUSP, RQ_NET_QUEUED|RQ_NET_PENDING); in __req_mod()
835 if (req->w.cb) { in __req_mod()
838 &req->w); in __req_mod()
839 rv = req->rq_state & RQ_WRITE ? MR_WRITE : MR_READ; in __req_mod()
847 if (!(req->rq_state & RQ_WRITE)) in __req_mod()
850 if (req->rq_state & RQ_NET_PENDING) { in __req_mod()
860 mod_rq_state(req, m, RQ_COMPLETION_SUSP, in __req_mod()
861 (req->rq_state & RQ_NET_MASK) ? RQ_NET_DONE : 0); in __req_mod()
865 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
866 mod_rq_state(req, m, RQ_NET_PENDING, RQ_NET_OK|RQ_NET_DONE); in __req_mod()
871 mod_rq_state(req, m, 0, RQ_NET_OK|RQ_NET_DONE); in __req_mod()
944 static void complete_conflicting_writes(struct drbd_request *req) in complete_conflicting_writes() argument
947 struct drbd_device *device = req->device; in complete_conflicting_writes()
949 sector_t sector = req->i.sector; in complete_conflicting_writes()
950 int size = req->i.size; in complete_conflicting_writes()
1032 static bool do_remote_read(struct drbd_request *req) in do_remote_read() argument
1034 struct drbd_device *device = req->device; in do_remote_read()
1037 if (req->private_bio) { in do_remote_read()
1039 req->i.sector, req->i.size)) { in do_remote_read()
1040 bio_put(req->private_bio); in do_remote_read()
1041 req->private_bio = NULL; in do_remote_read()
1049 if (req->private_bio == NULL) in do_remote_read()
1059 if (rbm == RB_PREFER_LOCAL && req->private_bio) in do_remote_read()
1062 if (remote_due_to_read_balancing(device, req->i.sector, rbm)) { in do_remote_read()
1063 if (req->private_bio) { in do_remote_read()
1064 bio_put(req->private_bio); in do_remote_read()
1065 req->private_bio = NULL; in do_remote_read()
1095 static int drbd_process_write_request(struct drbd_request *req) in drbd_process_write_request() argument
1097 struct drbd_device *device = req->device; in drbd_process_write_request()
1109 if (unlikely(req->i.size == 0)) { in drbd_process_write_request()
1111 D_ASSERT(device, req->master_bio->bi_opf & REQ_PREFLUSH); in drbd_process_write_request()
1113 _req_mod(req, QUEUE_AS_DRBD_BARRIER); in drbd_process_write_request()
1123 _req_mod(req, TO_BE_SENT); in drbd_process_write_request()
1124 _req_mod(req, QUEUE_FOR_NET_WRITE); in drbd_process_write_request()
1125 } else if (drbd_set_out_of_sync(device, req->i.sector, req->i.size)) in drbd_process_write_request()
1126 _req_mod(req, QUEUE_FOR_SEND_OOS); in drbd_process_write_request()
1131 static void drbd_process_discard_or_zeroes_req(struct drbd_request *req, int flags) in drbd_process_discard_or_zeroes_req() argument
1133 int err = drbd_issue_discard_or_zero_out(req->device, in drbd_process_discard_or_zeroes_req()
1134 req->i.sector, req->i.size >> 9, flags); in drbd_process_discard_or_zeroes_req()
1136 req->private_bio->bi_status = BLK_STS_IOERR; in drbd_process_discard_or_zeroes_req()
1137 bio_endio(req->private_bio); in drbd_process_discard_or_zeroes_req()
1141 drbd_submit_req_private_bio(struct drbd_request *req) in drbd_submit_req_private_bio() argument
1143 struct drbd_device *device = req->device; in drbd_submit_req_private_bio()
1144 struct bio *bio = req->private_bio; in drbd_submit_req_private_bio()
1165 drbd_process_discard_or_zeroes_req(req, EE_ZEROOUT | in drbd_submit_req_private_bio()
1168 drbd_process_discard_or_zeroes_req(req, EE_TRIM); in drbd_submit_req_private_bio()
1176 static void drbd_queue_write(struct drbd_device *device, struct drbd_request *req) in drbd_queue_write() argument
1179 list_add_tail(&req->tl_requests, &device->submit.writes); in drbd_queue_write()
1180 list_add_tail(&req->req_pending_master_completion, in drbd_queue_write()
1197 struct drbd_request *req; in drbd_request_prepare() local
1200 req = drbd_req_new(device, bio); in drbd_request_prepare()
1201 if (!req) { in drbd_request_prepare()
1212 req->start_jif = bio_start_io_acct(req->master_bio); in drbd_request_prepare()
1215 bio_put(req->private_bio); in drbd_request_prepare()
1216 req->private_bio = NULL; in drbd_request_prepare()
1224 if (rw == WRITE && req->private_bio && req->i.size in drbd_request_prepare()
1226 if (!drbd_al_begin_io_fastpath(device, &req->i)) in drbd_request_prepare()
1228 req->rq_state |= RQ_IN_ACT_LOG; in drbd_request_prepare()
1229 req->in_actlog_jif = jiffies; in drbd_request_prepare()
1231 return req; in drbd_request_prepare()
1235 drbd_queue_write(device, req); in drbd_request_prepare()
1265 struct drbd_request *req = plug->most_recent_req; in drbd_unplug() local
1268 if (!req) in drbd_unplug()
1274 req->rq_state |= RQ_UNPLUG; in drbd_unplug()
1276 drbd_queue_unplug(req->device); in drbd_unplug()
1277 kref_put(&req->kref, drbd_req_destroy); in drbd_unplug()
1295 static void drbd_update_plug(struct drbd_plug_cb *plug, struct drbd_request *req) in drbd_update_plug() argument
1300 kref_get(&req->kref); in drbd_update_plug()
1301 plug->most_recent_req = req; in drbd_update_plug()
1306 static void drbd_send_and_submit(struct drbd_device *device, struct drbd_request *req) in drbd_send_and_submit() argument
1309 const int rw = bio_data_dir(req->master_bio); in drbd_send_and_submit()
1319 complete_conflicting_writes(req); in drbd_send_and_submit()
1330 req->rq_state |= RQ_POSTPONED; in drbd_send_and_submit()
1331 if (req->private_bio) { in drbd_send_and_submit()
1332 bio_put(req->private_bio); in drbd_send_and_submit()
1333 req->private_bio = NULL; in drbd_send_and_submit()
1343 if (!do_remote_read(req) && !req->private_bio) in drbd_send_and_submit()
1348 req->epoch = atomic_read(&first_peer_device(device)->connection->current_tle_nr); in drbd_send_and_submit()
1352 if (likely(req->i.size!=0)) { in drbd_send_and_submit()
1356 list_add_tail(&req->tl_requests, &first_peer_device(device)->connection->transfer_log); in drbd_send_and_submit()
1360 if (req->private_bio && !may_do_writes(device)) { in drbd_send_and_submit()
1361 bio_put(req->private_bio); in drbd_send_and_submit()
1362 req->private_bio = NULL; in drbd_send_and_submit()
1366 if (!drbd_process_write_request(req)) in drbd_send_and_submit()
1371 if (req->private_bio == NULL) { in drbd_send_and_submit()
1372 _req_mod(req, TO_BE_SENT); in drbd_send_and_submit()
1373 _req_mod(req, QUEUE_FOR_NET_READ); in drbd_send_and_submit()
1381 drbd_update_plug(plug, req); in drbd_send_and_submit()
1386 if (list_empty(&req->req_pending_master_completion)) in drbd_send_and_submit()
1387 list_add_tail(&req->req_pending_master_completion, in drbd_send_and_submit()
1389 if (req->private_bio) { in drbd_send_and_submit()
1391 req->pre_submit_jif = jiffies; in drbd_send_and_submit()
1392 list_add_tail(&req->req_pending_local, in drbd_send_and_submit()
1394 _req_mod(req, TO_BE_SUBMITTED); in drbd_send_and_submit()
1401 (unsigned long long)req->i.sector, req->i.size >> 9); in drbd_send_and_submit()
1407 drbd_req_put_completion_ref(req, &m, 1); in drbd_send_and_submit()
1417 drbd_submit_req_private_bio(req); in drbd_send_and_submit()
1424 struct drbd_request *req = drbd_request_prepare(device, bio); in __drbd_make_request() local
1425 if (IS_ERR_OR_NULL(req)) in __drbd_make_request()
1427 drbd_send_and_submit(device, req); in __drbd_make_request()
1433 struct drbd_request *req, *tmp; in submit_fast_path() local
1436 list_for_each_entry_safe(req, tmp, incoming, tl_requests) { in submit_fast_path()
1437 const int rw = bio_data_dir(req->master_bio); in submit_fast_path()
1440 && req->private_bio && req->i.size in submit_fast_path()
1442 if (!drbd_al_begin_io_fastpath(device, &req->i)) in submit_fast_path()
1445 req->rq_state |= RQ_IN_ACT_LOG; in submit_fast_path()
1446 req->in_actlog_jif = jiffies; in submit_fast_path()
1450 list_del_init(&req->tl_requests); in submit_fast_path()
1451 drbd_send_and_submit(device, req); in submit_fast_path()
1461 struct drbd_request *req; in prepare_al_transaction_nonblock() local
1466 while ((req = list_first_entry_or_null(incoming, struct drbd_request, tl_requests))) { in prepare_al_transaction_nonblock()
1467 err = drbd_al_begin_io_nonblock(device, &req->i); in prepare_al_transaction_nonblock()
1473 list_move_tail(&req->tl_requests, later); in prepare_al_transaction_nonblock()
1475 list_move_tail(&req->tl_requests, pending); in prepare_al_transaction_nonblock()
1486 struct drbd_request *req; in send_and_submit_pending() local
1489 while ((req = list_first_entry_or_null(pending, struct drbd_request, tl_requests))) { in send_and_submit_pending()
1490 req->rq_state |= RQ_IN_ACT_LOG; in send_and_submit_pending()
1491 req->in_actlog_jif = jiffies; in send_and_submit_pending()
1493 list_del_init(&req->tl_requests); in send_and_submit_pending()
1494 drbd_send_and_submit(device, req); in send_and_submit_pending()