Lines Matching refs:peer_device
469 struct drbd_peer_device *peer_device; in conn_lowest_minor() local
473 peer_device = idr_get_next(&connection->peer_devices, &vnr); in conn_lowest_minor()
474 if (peer_device) in conn_lowest_minor()
475 minor = device_to_minor(peer_device->device); in conn_lowest_minor()
619 void *drbd_prepare_command(struct drbd_peer_device *peer_device, struct drbd_socket *sock) in drbd_prepare_command() argument
621 return conn_prepare_command(peer_device->connection, sock); in drbd_prepare_command()
673 int drbd_send_command(struct drbd_peer_device *peer_device, struct drbd_socket *sock, in drbd_send_command() argument
679 err = __send_command(peer_device->connection, peer_device->device->vnr, in drbd_send_command()
705 int drbd_send_sync_param(struct drbd_peer_device *peer_device) in drbd_send_sync_param() argument
710 const int apv = peer_device->connection->agreed_pro_version; in drbd_send_sync_param()
715 sock = &peer_device->connection->data; in drbd_send_sync_param()
716 p = drbd_prepare_command(peer_device, sock); in drbd_send_sync_param()
721 nc = rcu_dereference(peer_device->connection->net_conf); in drbd_send_sync_param()
734 if (get_ldev(peer_device->device)) { in drbd_send_sync_param()
735 dc = rcu_dereference(peer_device->device->ldev->disk_conf); in drbd_send_sync_param()
741 put_ldev(peer_device->device); in drbd_send_sync_param()
756 return drbd_send_command(peer_device, sock, cmd, size, NULL, 0); in drbd_send_sync_param()
814 static int _drbd_send_uuids(struct drbd_peer_device *peer_device, u64 uuid_flags) in _drbd_send_uuids() argument
816 struct drbd_device *device = peer_device->device; in _drbd_send_uuids()
824 sock = &peer_device->connection->data; in _drbd_send_uuids()
825 p = drbd_prepare_command(peer_device, sock); in _drbd_send_uuids()
838 uuid_flags |= rcu_dereference(peer_device->connection->net_conf)->discard_my_data ? 1 : 0; in _drbd_send_uuids()
845 return drbd_send_command(peer_device, sock, P_UUIDS, sizeof(*p), NULL, 0); in _drbd_send_uuids()
848 int drbd_send_uuids(struct drbd_peer_device *peer_device) in drbd_send_uuids() argument
850 return _drbd_send_uuids(peer_device, 0); in drbd_send_uuids()
853 int drbd_send_uuids_skip_initial_sync(struct drbd_peer_device *peer_device) in drbd_send_uuids_skip_initial_sync() argument
855 return _drbd_send_uuids(peer_device, 8); in drbd_send_uuids_skip_initial_sync()
876 void drbd_gen_and_send_sync_uuid(struct drbd_peer_device *peer_device) in drbd_gen_and_send_sync_uuid() argument
878 struct drbd_device *device = peer_device->device; in drbd_gen_and_send_sync_uuid()
894 sock = &peer_device->connection->data; in drbd_gen_and_send_sync_uuid()
895 p = drbd_prepare_command(peer_device, sock); in drbd_gen_and_send_sync_uuid()
898 drbd_send_command(peer_device, sock, P_SYNC_UUID, sizeof(*p), NULL, 0); in drbd_gen_and_send_sync_uuid()
927 int drbd_send_sizes(struct drbd_peer_device *peer_device, int trigger_reply, enum dds_flags flags) in drbd_send_sizes() argument
929 struct drbd_device *device = peer_device->device; in drbd_send_sizes()
937 sock = &peer_device->connection->data; in drbd_send_sizes()
938 p = drbd_prepare_command(peer_device, sock); in drbd_send_sizes()
943 if (peer_device->connection->agreed_features & DRBD_FF_WSAME) in drbd_send_sizes()
966 if (peer_device->connection->agreed_pro_version <= 94) in drbd_send_sizes()
968 else if (peer_device->connection->agreed_pro_version < 100) in drbd_send_sizes()
981 return drbd_send_command(peer_device, sock, P_SIZES, packet_size, NULL, 0); in drbd_send_sizes()
988 int drbd_send_current_state(struct drbd_peer_device *peer_device) in drbd_send_current_state() argument
993 sock = &peer_device->connection->data; in drbd_send_current_state()
994 p = drbd_prepare_command(peer_device, sock); in drbd_send_current_state()
997 p->state = cpu_to_be32(peer_device->device->state.i); /* Within the send mutex */ in drbd_send_current_state()
998 return drbd_send_command(peer_device, sock, P_STATE, sizeof(*p), NULL, 0); in drbd_send_current_state()
1011 int drbd_send_state(struct drbd_peer_device *peer_device, union drbd_state state) in drbd_send_state() argument
1016 sock = &peer_device->connection->data; in drbd_send_state()
1017 p = drbd_prepare_command(peer_device, sock); in drbd_send_state()
1021 return drbd_send_command(peer_device, sock, P_STATE, sizeof(*p), NULL, 0); in drbd_send_state()
1024 int drbd_send_state_req(struct drbd_peer_device *peer_device, union drbd_state mask, union drbd_sta… in drbd_send_state_req() argument
1029 sock = &peer_device->connection->data; in drbd_send_state_req()
1030 p = drbd_prepare_command(peer_device, sock); in drbd_send_state_req()
1035 return drbd_send_command(peer_device, sock, P_STATE_CHG_REQ, sizeof(*p), NULL, 0); in drbd_send_state_req()
1054 void drbd_send_sr_reply(struct drbd_peer_device *peer_device, enum drbd_state_rv retcode) in drbd_send_sr_reply() argument
1059 sock = &peer_device->connection->meta; in drbd_send_sr_reply()
1060 p = drbd_prepare_command(peer_device, sock); in drbd_send_sr_reply()
1063 drbd_send_command(peer_device, sock, P_STATE_CHG_REPLY, sizeof(*p), NULL, 0); in drbd_send_sr_reply()
1332 static int _drbd_send_ack(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in _drbd_send_ack() argument
1338 if (peer_device->device->state.conn < C_CONNECTED) in _drbd_send_ack()
1341 sock = &peer_device->connection->meta; in _drbd_send_ack()
1342 p = drbd_prepare_command(peer_device, sock); in _drbd_send_ack()
1348 p->seq_num = cpu_to_be32(atomic_inc_return(&peer_device->device->packet_seq)); in _drbd_send_ack()
1349 return drbd_send_command(peer_device, sock, cmd, sizeof(*p), NULL, 0); in _drbd_send_ack()
1355 void drbd_send_ack_dp(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack_dp() argument
1358 if (peer_device->connection->peer_integrity_tfm) in drbd_send_ack_dp()
1359 data_size -= crypto_shash_digestsize(peer_device->connection->peer_integrity_tfm); in drbd_send_ack_dp()
1360 _drbd_send_ack(peer_device, cmd, dp->sector, cpu_to_be32(data_size), in drbd_send_ack_dp()
1364 void drbd_send_ack_rp(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack_rp() argument
1367 _drbd_send_ack(peer_device, cmd, rp->sector, rp->blksize, rp->block_id); in drbd_send_ack_rp()
1376 int drbd_send_ack(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack() argument
1379 return _drbd_send_ack(peer_device, cmd, in drbd_send_ack()
1387 int drbd_send_ack_ex(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack_ex() argument
1390 return _drbd_send_ack(peer_device, cmd, in drbd_send_ack_ex()
1396 int drbd_send_rs_deallocated(struct drbd_peer_device *peer_device, in drbd_send_rs_deallocated() argument
1402 sock = &peer_device->connection->data; in drbd_send_rs_deallocated()
1403 p = drbd_prepare_command(peer_device, sock); in drbd_send_rs_deallocated()
1409 return drbd_send_command(peer_device, sock, P_RS_DEALLOCATED, sizeof(*p), NULL, 0); in drbd_send_rs_deallocated()
1412 int drbd_send_drequest(struct drbd_peer_device *peer_device, int cmd, in drbd_send_drequest() argument
1418 sock = &peer_device->connection->data; in drbd_send_drequest()
1419 p = drbd_prepare_command(peer_device, sock); in drbd_send_drequest()
1425 return drbd_send_command(peer_device, sock, cmd, sizeof(*p), NULL, 0); in drbd_send_drequest()
1428 int drbd_send_drequest_csum(struct drbd_peer_device *peer_device, sector_t sector, int size, in drbd_send_drequest_csum() argument
1436 sock = &peer_device->connection->data; in drbd_send_drequest_csum()
1437 p = drbd_prepare_command(peer_device, sock); in drbd_send_drequest_csum()
1443 return drbd_send_command(peer_device, sock, cmd, sizeof(*p), digest, digest_size); in drbd_send_drequest_csum()
1446 int drbd_send_ov_request(struct drbd_peer_device *peer_device, sector_t sector, int size) in drbd_send_ov_request() argument
1451 sock = &peer_device->connection->data; in drbd_send_ov_request()
1452 p = drbd_prepare_command(peer_device, sock); in drbd_send_ov_request()
1458 return drbd_send_command(peer_device, sock, P_OV_REQUEST, sizeof(*p), NULL, 0); in drbd_send_ov_request()
1516 static int _drbd_no_send_page(struct drbd_peer_device *peer_device, struct page *page, in _drbd_no_send_page() argument
1523 socket = peer_device->connection->data.socket; in _drbd_no_send_page()
1525 err = drbd_send_all(peer_device->connection, socket, addr, size, msg_flags); in _drbd_no_send_page()
1528 peer_device->device->send_cnt += size >> 9; in _drbd_no_send_page()
1532 static int _drbd_send_page(struct drbd_peer_device *peer_device, struct page *page, in _drbd_send_page() argument
1535 struct socket *socket = peer_device->connection->data.socket; in _drbd_send_page()
1546 return _drbd_no_send_page(peer_device, page, offset, size, msg_flags); in _drbd_send_page()
1549 drbd_update_congested(peer_device->connection); in _drbd_send_page()
1556 if (we_should_drop_the_connection(peer_device->connection, socket)) in _drbd_send_page()
1560 drbd_warn(peer_device->device, "%s: size=%d len=%d sent=%d\n", in _drbd_send_page()
1569 clear_bit(NET_CONGESTED, &peer_device->connection->flags); in _drbd_send_page()
1573 peer_device->device->send_cnt += size >> 9; in _drbd_send_page()
1578 static int _drbd_send_bio(struct drbd_peer_device *peer_device, struct bio *bio) in _drbd_send_bio() argument
1587 err = _drbd_no_send_page(peer_device, bvec.bv_page, in _drbd_send_bio()
1600 static int _drbd_send_zc_bio(struct drbd_peer_device *peer_device, struct bio *bio) in _drbd_send_zc_bio() argument
1609 err = _drbd_send_page(peer_device, bvec.bv_page, in _drbd_send_zc_bio()
1621 static int _drbd_send_zc_ee(struct drbd_peer_device *peer_device, in _drbd_send_zc_ee() argument
1632 err = _drbd_send_page(peer_device, page, 0, l, in _drbd_send_zc_ee()
1662 int drbd_send_dblock(struct drbd_peer_device *peer_device, struct drbd_request *req) in drbd_send_dblock() argument
1664 struct drbd_device *device = peer_device->device; in drbd_send_dblock()
1673 sock = &peer_device->connection->data; in drbd_send_dblock()
1674 p = drbd_prepare_command(peer_device, sock); in drbd_send_dblock()
1675 digest_size = peer_device->connection->integrity_tfm ? in drbd_send_dblock()
1676 crypto_shash_digestsize(peer_device->connection->integrity_tfm) : 0; in drbd_send_dblock()
1683 dp_flags = bio_flags_to_wire(peer_device->connection, req->master_bio); in drbd_send_dblock()
1687 if (peer_device->connection->agreed_pro_version >= 100) { in drbd_send_dblock()
1702 err = __send_command(peer_device->connection, device->vnr, sock, cmd, sizeof(*t), NULL, 0); in drbd_send_dblock()
1718 drbd_csum_bio(peer_device->connection->integrity_tfm, req->master_bio, digest_out); in drbd_send_dblock()
1721 __send_command(peer_device->connection, device->vnr, sock, P_WSAME, in drbd_send_dblock()
1726 __send_command(peer_device->connection, device->vnr, sock, P_DATA, in drbd_send_dblock()
1741 err = _drbd_send_bio(peer_device, req->master_bio); in drbd_send_dblock()
1743 err = _drbd_send_zc_bio(peer_device, req->master_bio); in drbd_send_dblock()
1750 drbd_csum_bio(peer_device->connection->integrity_tfm, req->master_bio, digest); in drbd_send_dblock()
1770 int drbd_send_block(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_block() argument
1773 struct drbd_device *device = peer_device->device; in drbd_send_block()
1779 sock = &peer_device->connection->data; in drbd_send_block()
1780 p = drbd_prepare_command(peer_device, sock); in drbd_send_block()
1782 digest_size = peer_device->connection->integrity_tfm ? in drbd_send_block()
1783 crypto_shash_digestsize(peer_device->connection->integrity_tfm) : 0; in drbd_send_block()
1792 drbd_csum_ee(peer_device->connection->integrity_tfm, peer_req, p + 1); in drbd_send_block()
1793 …err = __send_command(peer_device->connection, device->vnr, sock, cmd, sizeof(*p) + digest_size, NU… in drbd_send_block()
1795 err = _drbd_send_zc_ee(peer_device, peer_req); in drbd_send_block()
1801 int drbd_send_out_of_sync(struct drbd_peer_device *peer_device, struct drbd_request *req) in drbd_send_out_of_sync() argument
1806 sock = &peer_device->connection->data; in drbd_send_out_of_sync()
1807 p = drbd_prepare_command(peer_device, sock); in drbd_send_out_of_sync()
1812 return drbd_send_command(peer_device, sock, P_OUT_OF_SYNC, sizeof(*p), NULL, 0); in drbd_send_out_of_sync()
2209 struct drbd_peer_device *peer_device, *tmp_peer_device; in drbd_destroy_device() local
2240 for_each_peer_device_safe(peer_device, tmp_peer_device, device) { in drbd_destroy_device()
2241 kref_put(&peer_device->connection->kref, drbd_destroy_connection); in drbd_destroy_device()
2242 kfree(peer_device); in drbd_destroy_device()
2701 struct drbd_peer_device *peer_device, *tmp_peer_device; in drbd_create_device() local
2773 peer_device = kzalloc(sizeof(struct drbd_peer_device), GFP_KERNEL); in drbd_create_device()
2774 if (!peer_device) in drbd_create_device()
2776 peer_device->connection = connection; in drbd_create_device()
2777 peer_device->device = device; in drbd_create_device()
2779 list_add(&peer_device->peer_devices, &device->peer_devices); in drbd_create_device()
2782 id = idr_alloc(&connection->peer_devices, peer_device, vnr, vnr + 1, GFP_KERNEL); in drbd_create_device()
2789 INIT_WORK(&peer_device->send_acks_work, drbd_send_acks_wf); in drbd_create_device()
2804 for_each_peer_device(peer_device, device) in drbd_create_device()
2805 drbd_connected(peer_device); in drbd_create_device()
2808 for_each_peer_device(peer_device, device) in drbd_create_device()
2809 drbd_debugfs_peer_device_add(peer_device); in drbd_create_device()
2817 peer_device = idr_remove(&connection->peer_devices, vnr); in drbd_create_device()
2818 if (peer_device) in drbd_create_device()
2821 for_each_peer_device_safe(peer_device, tmp_peer_device, device) { in drbd_create_device()
2822 list_del(&peer_device->peer_devices); in drbd_create_device()
2823 kfree(peer_device); in drbd_create_device()
2845 struct drbd_peer_device *peer_device; in drbd_delete_device() local
2848 for_each_peer_device(peer_device, device) in drbd_delete_device()
2849 drbd_debugfs_peer_device_cleanup(peer_device); in drbd_delete_device()
2966 struct drbd_peer_device *peer_device; in conn_md_sync() local
2970 idr_for_each_entry(&connection->peer_devices, peer_device, vnr) { in conn_md_sync()
2971 struct drbd_device *device = peer_device->device; in conn_md_sync()