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 drbd_req_make_private_bio(req, bio_src); in drbd_req_new()
34 req->rq_state = (bio_data_dir(bio_src) == WRITE ? RQ_WRITE : 0) in drbd_req_new()
38 req->device = device; in drbd_req_new()
39 req->master_bio = bio_src; in drbd_req_new()
40 req->epoch = 0; in drbd_req_new()
42 drbd_clear_interval(&req->i); in drbd_req_new()
43 req->i.sector = bio_src->bi_iter.bi_sector; in drbd_req_new()
44 req->i.size = bio_src->bi_iter.bi_size; in drbd_req_new()
45 req->i.local = true; in drbd_req_new()
46 req->i.waiting = false; in drbd_req_new()
48 INIT_LIST_HEAD(&req->tl_requests); in drbd_req_new()
49 INIT_LIST_HEAD(&req->w.list); in drbd_req_new()
50 INIT_LIST_HEAD(&req->req_pending_master_completion); in drbd_req_new()
51 INIT_LIST_HEAD(&req->req_pending_local); in drbd_req_new()
54 atomic_set(&req->completion_ref, 1); in drbd_req_new()
56 kref_init(&req->kref); in drbd_req_new()
57 return req; in drbd_req_new()
61 struct drbd_request *req) in drbd_remove_request_interval() argument
63 struct drbd_device *device = req->device; in drbd_remove_request_interval()
64 struct drbd_interval *i = &req->i; in drbd_remove_request_interval()
75 struct drbd_request *req = container_of(kref, struct drbd_request, kref); in drbd_req_destroy() local
76 struct drbd_device *device = req->device; in drbd_req_destroy()
77 const unsigned s = req->rq_state; in drbd_req_destroy()
79 if ((req->master_bio && !(s & RQ_POSTPONED)) || in drbd_req_destroy()
80 atomic_read(&req->completion_ref) || in drbd_req_destroy()
84 s, atomic_read(&req->completion_ref)); in drbd_req_destroy()
96 list_del_init(&req->tl_requests); in drbd_req_destroy()
100 if (!drbd_interval_empty(&req->i)) { in drbd_req_destroy()
107 drbd_remove_request_interval(root, req); in drbd_req_destroy()
108 } else if (s & (RQ_NET_MASK & ~RQ_NET_DONE) && req->i.size != 0) in drbd_req_destroy()
110 s, (unsigned long long)req->i.sector, req->i.size); in drbd_req_destroy()
129 drbd_set_out_of_sync(device, req->i.sector, req->i.size); in drbd_req_destroy()
132 drbd_set_in_sync(device, req->i.sector, req->i.size); in drbd_req_destroy()
147 drbd_al_complete_io(device, &req->i); in drbd_req_destroy()
152 (unsigned long long) req->i.sector, req->i.size); in drbd_req_destroy()
157 mempool_free(req, &drbd_request_mempool); in drbd_req_destroy()
194 void drbd_req_complete(struct drbd_request *req, struct bio_and_error *m) in drbd_req_complete() argument
196 const unsigned s = req->rq_state; in drbd_req_complete()
197 struct drbd_device *device = req->device; in drbd_req_complete()
216 if (!req->master_bio) { in drbd_req_complete()
235 error = PTR_ERR(req->private_bio); in drbd_req_complete()
244 if (op_is_write(bio_op(req->master_bio)) && in drbd_req_complete()
245 req->epoch == atomic_read(&first_peer_device(device)->connection->current_tle_nr)) in drbd_req_complete()
249 bio_end_io_acct(req->master_bio, req->start_jif); in drbd_req_complete()
266 bio_op(req->master_bio) == REQ_OP_READ && in drbd_req_complete()
267 !(req->master_bio->bi_opf & REQ_RAHEAD) && in drbd_req_complete()
268 !list_empty(&req->tl_requests)) in drbd_req_complete()
269 req->rq_state |= RQ_POSTPONED; in drbd_req_complete()
271 if (!(req->rq_state & RQ_POSTPONED)) { in drbd_req_complete()
273 m->bio = req->master_bio; in drbd_req_complete()
274 req->master_bio = NULL; in drbd_req_complete()
279 req->i.completed = true; in drbd_req_complete()
282 if (req->i.waiting) in drbd_req_complete()
289 list_del_init(&req->req_pending_master_completion); in drbd_req_complete()
293 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
295 struct drbd_device *device = req->device; in drbd_req_put_completion_ref()
296 D_ASSERT(device, m || (req->rq_state & RQ_POSTPONED)); in drbd_req_put_completion_ref()
301 if (!atomic_sub_and_test(put, &req->completion_ref)) in drbd_req_put_completion_ref()
304 drbd_req_complete(req, m); in drbd_req_put_completion_ref()
308 if (req->rq_state & RQ_LOCAL_ABORTED) in drbd_req_put_completion_ref()
311 if (req->rq_state & RQ_POSTPONED) { in drbd_req_put_completion_ref()
314 drbd_restart_request(req); in drbd_req_put_completion_ref()
318 kref_put(&req->kref, drbd_req_destroy); in drbd_req_put_completion_ref()
321 static void set_if_null_req_next(struct drbd_peer_device *peer_device, struct drbd_request *req) in set_if_null_req_next() argument
327 connection->req_next = req; in set_if_null_req_next()
330 static void advance_conn_req_next(struct drbd_peer_device *peer_device, struct drbd_request *req) in advance_conn_req_next() argument
335 if (connection->req_next != req) in advance_conn_req_next()
337 list_for_each_entry_continue(req, &connection->transfer_log, tl_requests) { in advance_conn_req_next()
338 const unsigned s = req->rq_state; in advance_conn_req_next()
342 if (&req->tl_requests == &connection->transfer_log) in advance_conn_req_next()
343 req = NULL; in advance_conn_req_next()
344 connection->req_next = req; in advance_conn_req_next()
347 …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
353 connection->req_ack_pending = req; in set_if_null_req_ack_pending()
356 …c void advance_conn_req_ack_pending(struct drbd_peer_device *peer_device, struct drbd_request *req) in advance_conn_req_ack_pending() argument
361 if (connection->req_ack_pending != req) in advance_conn_req_ack_pending()
363 list_for_each_entry_continue(req, &connection->transfer_log, tl_requests) { in advance_conn_req_ack_pending()
364 const unsigned s = req->rq_state; in advance_conn_req_ack_pending()
368 if (&req->tl_requests == &connection->transfer_log) in advance_conn_req_ack_pending()
369 req = NULL; in advance_conn_req_ack_pending()
370 connection->req_ack_pending = req; in advance_conn_req_ack_pending()
373 …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
379 connection->req_not_net_done = req; in set_if_null_req_not_net_done()
382 … 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
387 if (connection->req_not_net_done != req) in advance_conn_req_not_net_done()
389 list_for_each_entry_continue(req, &connection->transfer_log, tl_requests) { in advance_conn_req_not_net_done()
390 const unsigned s = req->rq_state; in advance_conn_req_not_net_done()
394 if (&req->tl_requests == &connection->transfer_log) in advance_conn_req_not_net_done()
395 req = NULL; in advance_conn_req_not_net_done()
396 connection->req_not_net_done = req; in advance_conn_req_not_net_done()
401 static void mod_rq_state(struct drbd_request *req, struct bio_and_error *m, in mod_rq_state() argument
404 struct drbd_device *device = req->device; in mod_rq_state()
406 unsigned s = req->rq_state; in mod_rq_state()
414 req->rq_state &= ~clear; in mod_rq_state()
415 req->rq_state |= set; in mod_rq_state()
418 if (req->rq_state == s) in mod_rq_state()
423 kref_get(&req->kref); in mod_rq_state()
426 atomic_inc(&req->completion_ref); in mod_rq_state()
430 atomic_inc(&req->completion_ref); in mod_rq_state()
434 atomic_inc(&req->completion_ref); in mod_rq_state()
435 set_if_null_req_next(peer_device, req); in mod_rq_state()
439 kref_get(&req->kref); /* wait for the DONE */ in mod_rq_state()
444 atomic_add(req->i.size >> 9, &device->ap_in_flight); in mod_rq_state()
445 set_if_null_req_not_net_done(peer_device, req); in mod_rq_state()
447 if (req->rq_state & RQ_NET_PENDING) in mod_rq_state()
448 set_if_null_req_ack_pending(peer_device, req); in mod_rq_state()
452 atomic_inc(&req->completion_ref); in mod_rq_state()
460 D_ASSERT(device, req->rq_state & RQ_LOCAL_PENDING); in mod_rq_state()
465 if (req->rq_state & RQ_LOCAL_ABORTED) in mod_rq_state()
466 kref_put(&req->kref, drbd_req_destroy); in mod_rq_state()
469 list_del_init(&req->req_pending_local); in mod_rq_state()
475 req->acked_jif = jiffies; in mod_rq_state()
476 advance_conn_req_ack_pending(peer_device, req); in mod_rq_state()
481 advance_conn_req_next(peer_device, req); in mod_rq_state()
486 atomic_sub(req->i.size >> 9, &device->ap_in_flight); in mod_rq_state()
488 kref_put(&req->kref, drbd_req_destroy); in mod_rq_state()
489 req->net_done_jif = jiffies; in mod_rq_state()
494 advance_conn_req_next(peer_device, req); in mod_rq_state()
495 advance_conn_req_ack_pending(peer_device, req); in mod_rq_state()
496 advance_conn_req_not_net_done(peer_device, req); in mod_rq_state()
502 if (req->i.waiting) in mod_rq_state()
505 drbd_req_put_completion_ref(req, m, c_put); in mod_rq_state()
506 kref_put(&req->kref, drbd_req_destroy); in mod_rq_state()
509 static void drbd_report_io_error(struct drbd_device *device, struct drbd_request *req) in drbd_report_io_error() argument
517 (req->rq_state & RQ_WRITE) ? "WRITE" : "READ", in drbd_report_io_error()
518 (unsigned long long)req->i.sector, in drbd_report_io_error()
519 req->i.size >> 9, in drbd_report_io_error()
529 static inline bool is_pending_write_protocol_A(struct drbd_request *req) in is_pending_write_protocol_A() argument
531 return (req->rq_state & in is_pending_write_protocol_A()
548 int __req_mod(struct drbd_request *req, enum drbd_req_event what, in __req_mod() argument
551 struct drbd_device *const device = req->device; in __req_mod()
574 D_ASSERT(device, !(req->rq_state & RQ_NET_MASK)); in __req_mod()
579 req->rq_state |= in __req_mod()
582 mod_rq_state(req, m, 0, RQ_NET_PENDING); in __req_mod()
587 D_ASSERT(device, !(req->rq_state & RQ_LOCAL_MASK)); in __req_mod()
588 mod_rq_state(req, m, 0, RQ_LOCAL_PENDING); in __req_mod()
592 if (req->rq_state & RQ_WRITE) in __req_mod()
593 device->writ_cnt += req->i.size >> 9; in __req_mod()
595 device->read_cnt += req->i.size >> 9; in __req_mod()
597 mod_rq_state(req, m, RQ_LOCAL_PENDING, in __req_mod()
602 mod_rq_state(req, m, 0, RQ_LOCAL_ABORTED); in __req_mod()
606 drbd_report_io_error(device, req); in __req_mod()
608 mod_rq_state(req, m, RQ_LOCAL_PENDING, RQ_LOCAL_COMPLETED); in __req_mod()
612 drbd_set_out_of_sync(device, req->i.sector, req->i.size); in __req_mod()
613 drbd_report_io_error(device, req); in __req_mod()
618 mod_rq_state(req, m, RQ_LOCAL_PENDING, RQ_LOCAL_COMPLETED); in __req_mod()
625 mod_rq_state(req, m, RQ_LOCAL_PENDING, RQ_LOCAL_COMPLETED); in __req_mod()
639 D_ASSERT(device, drbd_interval_empty(&req->i)); in __req_mod()
640 drbd_insert_interval(&device->read_requests, &req->i); in __req_mod()
644 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
645 D_ASSERT(device, (req->rq_state & RQ_LOCAL_MASK) == 0); in __req_mod()
646 mod_rq_state(req, m, 0, RQ_NET_QUEUED); in __req_mod()
647 req->w.cb = w_send_read_req; in __req_mod()
649 &req->w); in __req_mod()
658 D_ASSERT(device, drbd_interval_empty(&req->i)); in __req_mod()
659 drbd_insert_interval(&device->write_requests, &req->i); in __req_mod()
681 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
682 mod_rq_state(req, m, 0, RQ_NET_QUEUED|RQ_EXP_BARR_ACK); in __req_mod()
683 req->w.cb = w_send_dblock; in __req_mod()
685 &req->w); in __req_mod()
698 mod_rq_state(req, m, 0, RQ_NET_QUEUED); in __req_mod()
699 req->w.cb = w_send_out_of_sync; in __req_mod()
701 &req->w); in __req_mod()
709 mod_rq_state(req, m, RQ_NET_QUEUED, 0); in __req_mod()
714 if (is_pending_write_protocol_A(req)) in __req_mod()
717 mod_rq_state(req, m, RQ_NET_QUEUED|RQ_NET_PENDING, in __req_mod()
720 mod_rq_state(req, m, RQ_NET_QUEUED, RQ_NET_SENT); in __req_mod()
729 mod_rq_state(req, m, RQ_NET_QUEUED, RQ_NET_DONE); in __req_mod()
734 mod_rq_state(req, m, in __req_mod()
747 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
748 D_ASSERT(device, req->rq_state & RQ_EXP_WRITE_ACK); in __req_mod()
749 mod_rq_state(req, m, RQ_NET_PENDING, RQ_NET_DONE|RQ_NET_OK); in __req_mod()
753 req->rq_state |= RQ_NET_SIS; in __req_mod()
764 D_ASSERT(device, req->rq_state & RQ_EXP_RECEIVE_ACK); in __req_mod()
769 mod_rq_state(req, m, RQ_NET_PENDING, RQ_NET_OK); in __req_mod()
773 D_ASSERT(device, req->rq_state & RQ_EXP_WRITE_ACK); in __req_mod()
778 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
779 req->rq_state |= RQ_POSTPONED; in __req_mod()
780 if (req->i.waiting) in __req_mod()
788 mod_rq_state(req, m, RQ_NET_OK|RQ_NET_PENDING, 0); in __req_mod()
792 if (!(req->rq_state & RQ_LOCAL_COMPLETED)) in __req_mod()
794 mod_rq_state(req, m, RQ_COMPLETION_SUSP, 0); in __req_mod()
798 if (!(req->rq_state & RQ_LOCAL_COMPLETED)) in __req_mod()
801 mod_rq_state(req, m, in __req_mod()
806 if (bio_data_dir(req->master_bio) == WRITE) in __req_mod()
810 req->w.cb = w_restart_disk_io; in __req_mod()
812 &req->w); in __req_mod()
817 if (!(req->rq_state & RQ_WRITE) && !req->w.cb) { in __req_mod()
818 mod_rq_state(req, m, RQ_COMPLETION_SUSP, 0); in __req_mod()
827 if (!(req->rq_state & RQ_NET_OK)) { in __req_mod()
831 mod_rq_state(req, m, RQ_COMPLETION_SUSP, RQ_NET_QUEUED|RQ_NET_PENDING); in __req_mod()
832 if (req->w.cb) { in __req_mod()
835 &req->w); in __req_mod()
836 rv = req->rq_state & RQ_WRITE ? MR_WRITE : MR_READ; in __req_mod()
844 if (!(req->rq_state & RQ_WRITE)) in __req_mod()
847 if (req->rq_state & RQ_NET_PENDING) { in __req_mod()
857 mod_rq_state(req, m, RQ_COMPLETION_SUSP, in __req_mod()
858 (req->rq_state & RQ_NET_MASK) ? RQ_NET_DONE : 0); in __req_mod()
862 D_ASSERT(device, req->rq_state & RQ_NET_PENDING); in __req_mod()
863 mod_rq_state(req, m, RQ_NET_PENDING, RQ_NET_OK|RQ_NET_DONE); in __req_mod()
868 mod_rq_state(req, m, 0, RQ_NET_OK|RQ_NET_DONE); in __req_mod()
942 static void complete_conflicting_writes(struct drbd_request *req) in complete_conflicting_writes() argument
945 struct drbd_device *device = req->device; in complete_conflicting_writes()
947 sector_t sector = req->i.sector; in complete_conflicting_writes()
948 int size = req->i.size; in complete_conflicting_writes()
1030 static bool do_remote_read(struct drbd_request *req) in do_remote_read() argument
1032 struct drbd_device *device = req->device; in do_remote_read()
1035 if (req->private_bio) { in do_remote_read()
1037 req->i.sector, req->i.size)) { in do_remote_read()
1038 bio_put(req->private_bio); in do_remote_read()
1039 req->private_bio = NULL; in do_remote_read()
1047 if (req->private_bio == NULL) in do_remote_read()
1057 if (rbm == RB_PREFER_LOCAL && req->private_bio) in do_remote_read()
1060 if (remote_due_to_read_balancing(device, req->i.sector, rbm)) { in do_remote_read()
1061 if (req->private_bio) { in do_remote_read()
1062 bio_put(req->private_bio); in do_remote_read()
1063 req->private_bio = NULL; in do_remote_read()
1093 static int drbd_process_write_request(struct drbd_request *req) in drbd_process_write_request() argument
1095 struct drbd_device *device = req->device; in drbd_process_write_request()
1107 if (unlikely(req->i.size == 0)) { in drbd_process_write_request()
1109 D_ASSERT(device, req->master_bio->bi_opf & REQ_PREFLUSH); in drbd_process_write_request()
1111 _req_mod(req, QUEUE_AS_DRBD_BARRIER); in drbd_process_write_request()
1121 _req_mod(req, TO_BE_SENT); in drbd_process_write_request()
1122 _req_mod(req, QUEUE_FOR_NET_WRITE); in drbd_process_write_request()
1123 } else if (drbd_set_out_of_sync(device, req->i.sector, req->i.size)) in drbd_process_write_request()
1124 _req_mod(req, QUEUE_FOR_SEND_OOS); in drbd_process_write_request()
1129 static void drbd_process_discard_or_zeroes_req(struct drbd_request *req, int flags) in drbd_process_discard_or_zeroes_req() argument
1131 int err = drbd_issue_discard_or_zero_out(req->device, in drbd_process_discard_or_zeroes_req()
1132 req->i.sector, req->i.size >> 9, flags); in drbd_process_discard_or_zeroes_req()
1134 req->private_bio->bi_status = BLK_STS_IOERR; in drbd_process_discard_or_zeroes_req()
1135 bio_endio(req->private_bio); in drbd_process_discard_or_zeroes_req()
1139 drbd_submit_req_private_bio(struct drbd_request *req) in drbd_submit_req_private_bio() argument
1141 struct drbd_device *device = req->device; in drbd_submit_req_private_bio()
1142 struct bio *bio = req->private_bio; in drbd_submit_req_private_bio()
1163 drbd_process_discard_or_zeroes_req(req, EE_ZEROOUT | in drbd_submit_req_private_bio()
1166 drbd_process_discard_or_zeroes_req(req, EE_TRIM); in drbd_submit_req_private_bio()
1174 static void drbd_queue_write(struct drbd_device *device, struct drbd_request *req) in drbd_queue_write() argument
1177 list_add_tail(&req->tl_requests, &device->submit.writes); in drbd_queue_write()
1178 list_add_tail(&req->req_pending_master_completion, in drbd_queue_write()
1195 struct drbd_request *req; in drbd_request_prepare() local
1198 req = drbd_req_new(device, bio); in drbd_request_prepare()
1199 if (!req) { in drbd_request_prepare()
1210 req->start_jif = bio_start_io_acct(req->master_bio); in drbd_request_prepare()
1213 bio_put(req->private_bio); in drbd_request_prepare()
1214 req->private_bio = NULL; in drbd_request_prepare()
1222 if (rw == WRITE && req->private_bio && req->i.size in drbd_request_prepare()
1224 if (!drbd_al_begin_io_fastpath(device, &req->i)) in drbd_request_prepare()
1226 req->rq_state |= RQ_IN_ACT_LOG; in drbd_request_prepare()
1227 req->in_actlog_jif = jiffies; in drbd_request_prepare()
1229 return req; in drbd_request_prepare()
1233 drbd_queue_write(device, req); in drbd_request_prepare()
1263 struct drbd_request *req = plug->most_recent_req; in drbd_unplug() local
1266 if (!req) in drbd_unplug()
1272 req->rq_state |= RQ_UNPLUG; in drbd_unplug()
1274 drbd_queue_unplug(req->device); in drbd_unplug()
1275 kref_put(&req->kref, drbd_req_destroy); in drbd_unplug()
1293 static void drbd_update_plug(struct drbd_plug_cb *plug, struct drbd_request *req) in drbd_update_plug() argument
1298 kref_get(&req->kref); in drbd_update_plug()
1299 plug->most_recent_req = req; in drbd_update_plug()
1304 static void drbd_send_and_submit(struct drbd_device *device, struct drbd_request *req) in drbd_send_and_submit() argument
1307 const int rw = bio_data_dir(req->master_bio); in drbd_send_and_submit()
1317 complete_conflicting_writes(req); in drbd_send_and_submit()
1328 req->rq_state |= RQ_POSTPONED; in drbd_send_and_submit()
1329 if (req->private_bio) { in drbd_send_and_submit()
1330 bio_put(req->private_bio); in drbd_send_and_submit()
1331 req->private_bio = NULL; in drbd_send_and_submit()
1341 if (!do_remote_read(req) && !req->private_bio) in drbd_send_and_submit()
1346 req->epoch = atomic_read(&first_peer_device(device)->connection->current_tle_nr); in drbd_send_and_submit()
1350 if (likely(req->i.size!=0)) { in drbd_send_and_submit()
1354 list_add_tail(&req->tl_requests, &first_peer_device(device)->connection->transfer_log); in drbd_send_and_submit()
1358 if (req->private_bio && !may_do_writes(device)) { in drbd_send_and_submit()
1359 bio_put(req->private_bio); in drbd_send_and_submit()
1360 req->private_bio = NULL; in drbd_send_and_submit()
1364 if (!drbd_process_write_request(req)) in drbd_send_and_submit()
1369 if (req->private_bio == NULL) { in drbd_send_and_submit()
1370 _req_mod(req, TO_BE_SENT); in drbd_send_and_submit()
1371 _req_mod(req, QUEUE_FOR_NET_READ); in drbd_send_and_submit()
1379 drbd_update_plug(plug, req); in drbd_send_and_submit()
1384 if (list_empty(&req->req_pending_master_completion)) in drbd_send_and_submit()
1385 list_add_tail(&req->req_pending_master_completion, in drbd_send_and_submit()
1387 if (req->private_bio) { in drbd_send_and_submit()
1389 req->pre_submit_jif = jiffies; in drbd_send_and_submit()
1390 list_add_tail(&req->req_pending_local, in drbd_send_and_submit()
1392 _req_mod(req, TO_BE_SUBMITTED); in drbd_send_and_submit()
1399 (unsigned long long)req->i.sector, req->i.size >> 9); in drbd_send_and_submit()
1405 drbd_req_put_completion_ref(req, &m, 1); in drbd_send_and_submit()
1415 drbd_submit_req_private_bio(req); in drbd_send_and_submit()
1422 struct drbd_request *req = drbd_request_prepare(device, bio, start_jif); in __drbd_make_request() local
1423 if (IS_ERR_OR_NULL(req)) in __drbd_make_request()
1425 drbd_send_and_submit(device, req); in __drbd_make_request()
1431 struct drbd_request *req, *tmp; in submit_fast_path() local
1434 list_for_each_entry_safe(req, tmp, incoming, tl_requests) { in submit_fast_path()
1435 const int rw = bio_data_dir(req->master_bio); in submit_fast_path()
1438 && req->private_bio && req->i.size in submit_fast_path()
1440 if (!drbd_al_begin_io_fastpath(device, &req->i)) in submit_fast_path()
1443 req->rq_state |= RQ_IN_ACT_LOG; in submit_fast_path()
1444 req->in_actlog_jif = jiffies; in submit_fast_path()
1448 list_del_init(&req->tl_requests); in submit_fast_path()
1449 drbd_send_and_submit(device, req); in submit_fast_path()
1459 struct drbd_request *req; in prepare_al_transaction_nonblock() local
1464 while ((req = list_first_entry_or_null(incoming, struct drbd_request, tl_requests))) { in prepare_al_transaction_nonblock()
1465 err = drbd_al_begin_io_nonblock(device, &req->i); in prepare_al_transaction_nonblock()
1471 list_move_tail(&req->tl_requests, later); in prepare_al_transaction_nonblock()
1473 list_move_tail(&req->tl_requests, pending); in prepare_al_transaction_nonblock()
1484 struct drbd_request *req; in send_and_submit_pending() local
1487 while ((req = list_first_entry_or_null(pending, struct drbd_request, tl_requests))) { in send_and_submit_pending()
1488 req->rq_state |= RQ_IN_ACT_LOG; in send_and_submit_pending()
1489 req->in_actlog_jif = jiffies; in send_and_submit_pending()
1491 list_del_init(&req->tl_requests); in send_and_submit_pending()
1492 drbd_send_and_submit(device, req); in send_and_submit_pending()