Lines Matching refs:peer_device
485 struct drbd_peer_device *peer_device; in conn_lowest_minor() local
489 peer_device = idr_get_next(&connection->peer_devices, &vnr); in conn_lowest_minor()
490 if (peer_device) in conn_lowest_minor()
491 minor = device_to_minor(peer_device->device); in conn_lowest_minor()
636 void *drbd_prepare_command(struct drbd_peer_device *peer_device, struct drbd_socket *sock) in drbd_prepare_command() argument
638 return conn_prepare_command(peer_device->connection, sock); in drbd_prepare_command()
690 int drbd_send_command(struct drbd_peer_device *peer_device, struct drbd_socket *sock, in drbd_send_command() argument
696 err = __send_command(peer_device->connection, peer_device->device->vnr, in drbd_send_command()
722 int drbd_send_sync_param(struct drbd_peer_device *peer_device) in drbd_send_sync_param() argument
727 const int apv = peer_device->connection->agreed_pro_version; in drbd_send_sync_param()
732 sock = &peer_device->connection->data; in drbd_send_sync_param()
733 p = drbd_prepare_command(peer_device, sock); in drbd_send_sync_param()
738 nc = rcu_dereference(peer_device->connection->net_conf); in drbd_send_sync_param()
751 if (get_ldev(peer_device->device)) { in drbd_send_sync_param()
752 dc = rcu_dereference(peer_device->device->ldev->disk_conf); in drbd_send_sync_param()
758 put_ldev(peer_device->device); in drbd_send_sync_param()
773 return drbd_send_command(peer_device, sock, cmd, size, NULL, 0); in drbd_send_sync_param()
831 static int _drbd_send_uuids(struct drbd_peer_device *peer_device, u64 uuid_flags) in _drbd_send_uuids() argument
833 struct drbd_device *device = peer_device->device; in _drbd_send_uuids()
841 sock = &peer_device->connection->data; in _drbd_send_uuids()
842 p = drbd_prepare_command(peer_device, sock); in _drbd_send_uuids()
855 uuid_flags |= rcu_dereference(peer_device->connection->net_conf)->discard_my_data ? 1 : 0; in _drbd_send_uuids()
862 return drbd_send_command(peer_device, sock, P_UUIDS, sizeof(*p), NULL, 0); in _drbd_send_uuids()
865 int drbd_send_uuids(struct drbd_peer_device *peer_device) in drbd_send_uuids() argument
867 return _drbd_send_uuids(peer_device, 0); in drbd_send_uuids()
870 int drbd_send_uuids_skip_initial_sync(struct drbd_peer_device *peer_device) in drbd_send_uuids_skip_initial_sync() argument
872 return _drbd_send_uuids(peer_device, 8); in drbd_send_uuids_skip_initial_sync()
893 void drbd_gen_and_send_sync_uuid(struct drbd_peer_device *peer_device) in drbd_gen_and_send_sync_uuid() argument
895 struct drbd_device *device = peer_device->device; in drbd_gen_and_send_sync_uuid()
911 sock = &peer_device->connection->data; in drbd_gen_and_send_sync_uuid()
912 p = drbd_prepare_command(peer_device, sock); in drbd_gen_and_send_sync_uuid()
915 drbd_send_command(peer_device, sock, P_SYNC_UUID, sizeof(*p), NULL, 0); in drbd_gen_and_send_sync_uuid()
944 int drbd_send_sizes(struct drbd_peer_device *peer_device, int trigger_reply, enum dds_flags flags) in drbd_send_sizes() argument
946 struct drbd_device *device = peer_device->device; in drbd_send_sizes()
954 sock = &peer_device->connection->data; in drbd_send_sizes()
955 p = drbd_prepare_command(peer_device, sock); in drbd_send_sizes()
960 if (peer_device->connection->agreed_features & DRBD_FF_WSAME) in drbd_send_sizes()
983 if (peer_device->connection->agreed_pro_version <= 94) in drbd_send_sizes()
985 else if (peer_device->connection->agreed_pro_version < 100) in drbd_send_sizes()
998 return drbd_send_command(peer_device, sock, P_SIZES, packet_size, NULL, 0); in drbd_send_sizes()
1005 int drbd_send_current_state(struct drbd_peer_device *peer_device) in drbd_send_current_state() argument
1010 sock = &peer_device->connection->data; in drbd_send_current_state()
1011 p = drbd_prepare_command(peer_device, sock); in drbd_send_current_state()
1014 p->state = cpu_to_be32(peer_device->device->state.i); /* Within the send mutex */ in drbd_send_current_state()
1015 return drbd_send_command(peer_device, sock, P_STATE, sizeof(*p), NULL, 0); in drbd_send_current_state()
1028 int drbd_send_state(struct drbd_peer_device *peer_device, union drbd_state state) in drbd_send_state() argument
1033 sock = &peer_device->connection->data; in drbd_send_state()
1034 p = drbd_prepare_command(peer_device, sock); in drbd_send_state()
1038 return drbd_send_command(peer_device, sock, P_STATE, sizeof(*p), NULL, 0); in drbd_send_state()
1041 int drbd_send_state_req(struct drbd_peer_device *peer_device, union drbd_state mask, union drbd_sta… in drbd_send_state_req() argument
1046 sock = &peer_device->connection->data; in drbd_send_state_req()
1047 p = drbd_prepare_command(peer_device, sock); in drbd_send_state_req()
1052 return drbd_send_command(peer_device, sock, P_STATE_CHG_REQ, sizeof(*p), NULL, 0); in drbd_send_state_req()
1071 void drbd_send_sr_reply(struct drbd_peer_device *peer_device, enum drbd_state_rv retcode) in drbd_send_sr_reply() argument
1076 sock = &peer_device->connection->meta; in drbd_send_sr_reply()
1077 p = drbd_prepare_command(peer_device, sock); in drbd_send_sr_reply()
1080 drbd_send_command(peer_device, sock, P_STATE_CHG_REPLY, sizeof(*p), NULL, 0); in drbd_send_sr_reply()
1349 static int _drbd_send_ack(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in _drbd_send_ack() argument
1355 if (peer_device->device->state.conn < C_CONNECTED) in _drbd_send_ack()
1358 sock = &peer_device->connection->meta; in _drbd_send_ack()
1359 p = drbd_prepare_command(peer_device, sock); in _drbd_send_ack()
1365 p->seq_num = cpu_to_be32(atomic_inc_return(&peer_device->device->packet_seq)); in _drbd_send_ack()
1366 return drbd_send_command(peer_device, sock, cmd, sizeof(*p), NULL, 0); in _drbd_send_ack()
1372 void drbd_send_ack_dp(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack_dp() argument
1375 if (peer_device->connection->peer_integrity_tfm) in drbd_send_ack_dp()
1376 data_size -= crypto_shash_digestsize(peer_device->connection->peer_integrity_tfm); in drbd_send_ack_dp()
1377 _drbd_send_ack(peer_device, cmd, dp->sector, cpu_to_be32(data_size), in drbd_send_ack_dp()
1381 void drbd_send_ack_rp(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack_rp() argument
1384 _drbd_send_ack(peer_device, cmd, rp->sector, rp->blksize, rp->block_id); in drbd_send_ack_rp()
1393 int drbd_send_ack(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack() argument
1396 return _drbd_send_ack(peer_device, cmd, in drbd_send_ack()
1404 int drbd_send_ack_ex(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_ack_ex() argument
1407 return _drbd_send_ack(peer_device, cmd, in drbd_send_ack_ex()
1413 int drbd_send_rs_deallocated(struct drbd_peer_device *peer_device, in drbd_send_rs_deallocated() argument
1419 sock = &peer_device->connection->data; in drbd_send_rs_deallocated()
1420 p = drbd_prepare_command(peer_device, sock); in drbd_send_rs_deallocated()
1426 return drbd_send_command(peer_device, sock, P_RS_DEALLOCATED, sizeof(*p), NULL, 0); in drbd_send_rs_deallocated()
1429 int drbd_send_drequest(struct drbd_peer_device *peer_device, int cmd, in drbd_send_drequest() argument
1435 sock = &peer_device->connection->data; in drbd_send_drequest()
1436 p = drbd_prepare_command(peer_device, sock); in drbd_send_drequest()
1442 return drbd_send_command(peer_device, sock, cmd, sizeof(*p), NULL, 0); in drbd_send_drequest()
1445 int drbd_send_drequest_csum(struct drbd_peer_device *peer_device, sector_t sector, int size, in drbd_send_drequest_csum() argument
1453 sock = &peer_device->connection->data; in drbd_send_drequest_csum()
1454 p = drbd_prepare_command(peer_device, sock); in drbd_send_drequest_csum()
1460 return drbd_send_command(peer_device, sock, cmd, sizeof(*p), digest, digest_size); in drbd_send_drequest_csum()
1463 int drbd_send_ov_request(struct drbd_peer_device *peer_device, sector_t sector, int size) in drbd_send_ov_request() argument
1468 sock = &peer_device->connection->data; in drbd_send_ov_request()
1469 p = drbd_prepare_command(peer_device, sock); in drbd_send_ov_request()
1475 return drbd_send_command(peer_device, sock, P_OV_REQUEST, sizeof(*p), NULL, 0); in drbd_send_ov_request()
1533 static int _drbd_no_send_page(struct drbd_peer_device *peer_device, struct page *page, in _drbd_no_send_page() argument
1540 socket = peer_device->connection->data.socket; in _drbd_no_send_page()
1542 err = drbd_send_all(peer_device->connection, socket, addr, size, msg_flags); in _drbd_no_send_page()
1545 peer_device->device->send_cnt += size >> 9; in _drbd_no_send_page()
1549 static int _drbd_send_page(struct drbd_peer_device *peer_device, struct page *page, in _drbd_send_page() argument
1552 struct socket *socket = peer_device->connection->data.socket; in _drbd_send_page()
1563 return _drbd_no_send_page(peer_device, page, offset, size, msg_flags); in _drbd_send_page()
1566 drbd_update_congested(peer_device->connection); in _drbd_send_page()
1573 if (we_should_drop_the_connection(peer_device->connection, socket)) in _drbd_send_page()
1577 drbd_warn(peer_device->device, "%s: size=%d len=%d sent=%d\n", in _drbd_send_page()
1586 clear_bit(NET_CONGESTED, &peer_device->connection->flags); in _drbd_send_page()
1590 peer_device->device->send_cnt += size >> 9; in _drbd_send_page()
1595 static int _drbd_send_bio(struct drbd_peer_device *peer_device, struct bio *bio) in _drbd_send_bio() argument
1604 err = _drbd_no_send_page(peer_device, bvec.bv_page, in _drbd_send_bio()
1617 static int _drbd_send_zc_bio(struct drbd_peer_device *peer_device, struct bio *bio) in _drbd_send_zc_bio() argument
1626 err = _drbd_send_page(peer_device, bvec.bv_page, in _drbd_send_zc_bio()
1638 static int _drbd_send_zc_ee(struct drbd_peer_device *peer_device, in _drbd_send_zc_ee() argument
1649 err = _drbd_send_page(peer_device, page, 0, l, in _drbd_send_zc_ee()
1679 int drbd_send_dblock(struct drbd_peer_device *peer_device, struct drbd_request *req) in drbd_send_dblock() argument
1681 struct drbd_device *device = peer_device->device; in drbd_send_dblock()
1690 sock = &peer_device->connection->data; in drbd_send_dblock()
1691 p = drbd_prepare_command(peer_device, sock); in drbd_send_dblock()
1692 digest_size = peer_device->connection->integrity_tfm ? in drbd_send_dblock()
1693 crypto_shash_digestsize(peer_device->connection->integrity_tfm) : 0; in drbd_send_dblock()
1700 dp_flags = bio_flags_to_wire(peer_device->connection, req->master_bio); in drbd_send_dblock()
1704 if (peer_device->connection->agreed_pro_version >= 100) { in drbd_send_dblock()
1719 err = __send_command(peer_device->connection, device->vnr, sock, cmd, sizeof(*t), NULL, 0); in drbd_send_dblock()
1735 drbd_csum_bio(peer_device->connection->integrity_tfm, req->master_bio, digest_out); in drbd_send_dblock()
1738 __send_command(peer_device->connection, device->vnr, sock, P_WSAME, in drbd_send_dblock()
1743 __send_command(peer_device->connection, device->vnr, sock, P_DATA, in drbd_send_dblock()
1758 err = _drbd_send_bio(peer_device, req->master_bio); in drbd_send_dblock()
1760 err = _drbd_send_zc_bio(peer_device, req->master_bio); in drbd_send_dblock()
1767 drbd_csum_bio(peer_device->connection->integrity_tfm, req->master_bio, digest); in drbd_send_dblock()
1787 int drbd_send_block(struct drbd_peer_device *peer_device, enum drbd_packet cmd, in drbd_send_block() argument
1790 struct drbd_device *device = peer_device->device; in drbd_send_block()
1796 sock = &peer_device->connection->data; in drbd_send_block()
1797 p = drbd_prepare_command(peer_device, sock); in drbd_send_block()
1799 digest_size = peer_device->connection->integrity_tfm ? in drbd_send_block()
1800 crypto_shash_digestsize(peer_device->connection->integrity_tfm) : 0; in drbd_send_block()
1809 drbd_csum_ee(peer_device->connection->integrity_tfm, peer_req, p + 1); in drbd_send_block()
1810 …err = __send_command(peer_device->connection, device->vnr, sock, cmd, sizeof(*p) + digest_size, NU… in drbd_send_block()
1812 err = _drbd_send_zc_ee(peer_device, peer_req); in drbd_send_block()
1818 int drbd_send_out_of_sync(struct drbd_peer_device *peer_device, struct drbd_request *req) in drbd_send_out_of_sync() argument
1823 sock = &peer_device->connection->data; in drbd_send_out_of_sync()
1824 p = drbd_prepare_command(peer_device, sock); in drbd_send_out_of_sync()
1829 return drbd_send_command(peer_device, sock, P_OUT_OF_SYNC, sizeof(*p), NULL, 0); in drbd_send_out_of_sync()
2231 struct drbd_peer_device *peer_device, *tmp_peer_device; in drbd_destroy_device() local
2263 for_each_peer_device_safe(peer_device, tmp_peer_device, device) { in drbd_destroy_device()
2264 kref_put(&peer_device->connection->kref, drbd_destroy_connection); in drbd_destroy_device()
2265 kfree(peer_device); in drbd_destroy_device()
2725 struct drbd_peer_device *peer_device, *tmp_peer_device; in drbd_create_device() local
2801 peer_device = kzalloc(sizeof(struct drbd_peer_device), GFP_KERNEL); in drbd_create_device()
2802 if (!peer_device) in drbd_create_device()
2804 peer_device->connection = connection; in drbd_create_device()
2805 peer_device->device = device; in drbd_create_device()
2807 list_add(&peer_device->peer_devices, &device->peer_devices); in drbd_create_device()
2810 id = idr_alloc(&connection->peer_devices, peer_device, vnr, vnr + 1, GFP_KERNEL); in drbd_create_device()
2817 INIT_WORK(&peer_device->send_acks_work, drbd_send_acks_wf); in drbd_create_device()
2830 for_each_peer_device(peer_device, device) in drbd_create_device()
2831 drbd_connected(peer_device); in drbd_create_device()
2834 for_each_peer_device(peer_device, device) in drbd_create_device()
2835 drbd_debugfs_peer_device_add(peer_device); in drbd_create_device()
2843 peer_device = idr_remove(&connection->peer_devices, vnr); in drbd_create_device()
2844 if (peer_device) in drbd_create_device()
2847 for_each_peer_device_safe(peer_device, tmp_peer_device, device) { in drbd_create_device()
2848 list_del(&peer_device->peer_devices); in drbd_create_device()
2849 kfree(peer_device); in drbd_create_device()
2873 struct drbd_peer_device *peer_device; in drbd_delete_device() local
2876 for_each_peer_device(peer_device, device) in drbd_delete_device()
2877 drbd_debugfs_peer_device_cleanup(peer_device); in drbd_delete_device()
2994 struct drbd_peer_device *peer_device; in conn_md_sync() local
2998 idr_for_each_entry(&connection->peer_devices, peer_device, vnr) { in conn_md_sync()
2999 struct drbd_device *device = peer_device->device; in conn_md_sync()