Lines Matching full:ctrl
98 struct nvme_tcp_ctrl *ctrl; member
126 struct nvme_ctrl ctrl; member
141 static inline struct nvme_tcp_ctrl *to_tcp_ctrl(struct nvme_ctrl *ctrl) in to_tcp_ctrl() argument
143 return container_of(ctrl, struct nvme_tcp_ctrl, ctrl); in to_tcp_ctrl()
148 return queue - queue->ctrl->queues; in nvme_tcp_queue_id()
156 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_tcp_tagset()
157 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_tcp_tagset()
177 return req == &req->queue->ctrl->async_req; in nvme_tcp_async_req()
374 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
384 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
403 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_check_ddgst()
425 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_init_request() local
427 int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0; in nvme_tcp_init_request()
428 struct nvme_tcp_queue *queue = &ctrl->queues[queue_idx]; in nvme_tcp_init_request()
438 nvme_req(rq)->ctrl = &ctrl->ctrl; in nvme_tcp_init_request()
446 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_hctx() local
447 struct nvme_tcp_queue *queue = &ctrl->queues[hctx_idx + 1]; in nvme_tcp_init_hctx()
456 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_admin_hctx() local
457 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_init_admin_hctx()
480 static void nvme_tcp_error_recovery(struct nvme_ctrl *ctrl) in nvme_tcp_error_recovery() argument
482 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_RESETTING)) in nvme_tcp_error_recovery()
485 dev_warn(ctrl->device, "starting error recovery\n"); in nvme_tcp_error_recovery()
486 queue_work(nvme_reset_wq, &to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_error_recovery()
496 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_process_nvme_cqe()
499 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_process_nvme_cqe()
517 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
524 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
534 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
537 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_handle_c2h_data()
558 nvme_complete_async_event(&queue->ctrl->ctrl, cqe->status, in nvme_tcp_handle_comp()
579 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
586 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
594 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
628 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
691 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_pdu()
728 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
748 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
795 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_ddgst()
836 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_skb()
839 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_recv_skb()
887 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_state_change()
890 dev_info(queue->ctrl->ctrl.device, in nvme_tcp_state_change()
1104 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_try_send()
1197 static void nvme_tcp_free_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_free_async_req() argument
1199 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_free_async_req()
1204 static int nvme_tcp_alloc_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_alloc_async_req() argument
1206 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1207 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_alloc_async_req()
1216 async->queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1222 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_queue() local
1223 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_free_queue()
1303 pr_err("queue %d: data digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1313 pr_err("queue %d: header digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1341 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_default_queue() local
1345 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_default_queue()
1350 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_read_queue() local
1355 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_read_queue()
1356 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_read_queue()
1361 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_poll_queue() local
1367 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_poll_queue()
1368 ctrl->io_queues[HCTX_TYPE_READ] + in nvme_tcp_poll_queue()
1369 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_poll_queue()
1374 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_set_queue_io_cpu() local
1381 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - 1; in nvme_tcp_set_queue_io_cpu()
1383 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - in nvme_tcp_set_queue_io_cpu()
1384 ctrl->io_queues[HCTX_TYPE_READ] - 1; in nvme_tcp_set_queue_io_cpu()
1391 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_queue() local
1392 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_alloc_queue()
1396 queue->ctrl = ctrl; in nvme_tcp_alloc_queue()
1409 ret = sock_create(ctrl->addr.ss_family, SOCK_STREAM, in nvme_tcp_alloc_queue()
1450 ret = kernel_bind(queue->sock, (struct sockaddr *)&ctrl->src_addr, in nvme_tcp_alloc_queue()
1451 sizeof(ctrl->src_addr)); in nvme_tcp_alloc_queue()
1482 ret = kernel_connect(queue->sock, (struct sockaddr *)&ctrl->addr, in nvme_tcp_alloc_queue()
1483 sizeof(ctrl->addr), 0); in nvme_tcp_alloc_queue()
1549 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_stop_queue() local
1550 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_stop_queue()
1560 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_start_queue() local
1569 set_bit(NVME_TCP_Q_LIVE, &ctrl->queues[idx].flags); in nvme_tcp_start_queue()
1571 if (test_bit(NVME_TCP_Q_ALLOCATED, &ctrl->queues[idx].flags)) in nvme_tcp_start_queue()
1572 __nvme_tcp_stop_queue(&ctrl->queues[idx]); in nvme_tcp_start_queue()
1582 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_tagset() local
1587 set = &ctrl->admin_tag_set; in nvme_tcp_alloc_tagset()
1595 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1599 set = &ctrl->tag_set; in nvme_tcp_alloc_tagset()
1607 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1620 static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_free_admin_queue() argument
1622 if (to_tcp_ctrl(ctrl)->async_req.pdu) { in nvme_tcp_free_admin_queue()
1623 cancel_work_sync(&ctrl->async_event_work); in nvme_tcp_free_admin_queue()
1624 nvme_tcp_free_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_free_admin_queue()
1625 to_tcp_ctrl(ctrl)->async_req.pdu = NULL; in nvme_tcp_free_admin_queue()
1628 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_free_admin_queue()
1631 static void nvme_tcp_free_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_free_io_queues() argument
1635 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_free_io_queues()
1636 nvme_tcp_free_queue(ctrl, i); in nvme_tcp_free_io_queues()
1639 static void nvme_tcp_stop_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_stop_io_queues() argument
1643 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_stop_io_queues()
1644 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_stop_io_queues()
1647 static int nvme_tcp_start_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_start_io_queues() argument
1651 for (i = 1; i < ctrl->queue_count; i++) { in nvme_tcp_start_io_queues()
1652 ret = nvme_tcp_start_queue(ctrl, i); in nvme_tcp_start_io_queues()
1661 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_start_io_queues()
1665 static int nvme_tcp_alloc_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_admin_queue() argument
1669 ret = nvme_tcp_alloc_queue(ctrl, 0, NVME_AQ_DEPTH); in nvme_tcp_alloc_admin_queue()
1673 ret = nvme_tcp_alloc_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_alloc_admin_queue()
1680 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_alloc_admin_queue()
1684 static int __nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in __nvme_tcp_alloc_io_queues() argument
1688 for (i = 1; i < ctrl->queue_count; i++) { in __nvme_tcp_alloc_io_queues()
1689 ret = nvme_tcp_alloc_queue(ctrl, i, in __nvme_tcp_alloc_io_queues()
1690 ctrl->sqsize + 1); in __nvme_tcp_alloc_io_queues()
1699 nvme_tcp_free_queue(ctrl, i); in __nvme_tcp_alloc_io_queues()
1704 static unsigned int nvme_tcp_nr_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_nr_io_queues() argument
1708 nr_io_queues = min(ctrl->opts->nr_io_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1709 nr_io_queues += min(ctrl->opts->nr_write_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1710 nr_io_queues += min(ctrl->opts->nr_poll_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1718 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_set_io_queues() local
1727 ctrl->io_queues[HCTX_TYPE_READ] = opts->nr_io_queues; in nvme_tcp_set_io_queues()
1728 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_set_io_queues()
1729 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1731 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1738 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1740 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1745 ctrl->io_queues[HCTX_TYPE_POLL] = in nvme_tcp_set_io_queues()
1750 static int nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_io_queues() argument
1755 nr_io_queues = nvme_tcp_nr_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1756 ret = nvme_set_queue_count(ctrl, &nr_io_queues); in nvme_tcp_alloc_io_queues()
1761 dev_err(ctrl->device, in nvme_tcp_alloc_io_queues()
1766 ctrl->queue_count = nr_io_queues + 1; in nvme_tcp_alloc_io_queues()
1767 dev_info(ctrl->device, in nvme_tcp_alloc_io_queues()
1770 nvme_tcp_set_io_queues(ctrl, nr_io_queues); in nvme_tcp_alloc_io_queues()
1772 return __nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1775 static void nvme_tcp_destroy_io_queues(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_io_queues() argument
1777 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1779 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_destroy_io_queues()
1780 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_destroy_io_queues()
1782 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1785 static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_io_queues() argument
1789 ret = nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1794 ctrl->tagset = nvme_tcp_alloc_tagset(ctrl, false); in nvme_tcp_configure_io_queues()
1795 if (IS_ERR(ctrl->tagset)) { in nvme_tcp_configure_io_queues()
1796 ret = PTR_ERR(ctrl->tagset); in nvme_tcp_configure_io_queues()
1800 ctrl->connect_q = blk_mq_init_queue(ctrl->tagset); in nvme_tcp_configure_io_queues()
1801 if (IS_ERR(ctrl->connect_q)) { in nvme_tcp_configure_io_queues()
1802 ret = PTR_ERR(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1807 ret = nvme_tcp_start_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1812 nvme_start_queues(ctrl); in nvme_tcp_configure_io_queues()
1813 if (!nvme_wait_freeze_timeout(ctrl, NVME_IO_TIMEOUT)) { in nvme_tcp_configure_io_queues()
1822 blk_mq_update_nr_hw_queues(ctrl->tagset, in nvme_tcp_configure_io_queues()
1823 ctrl->queue_count - 1); in nvme_tcp_configure_io_queues()
1824 nvme_unfreeze(ctrl); in nvme_tcp_configure_io_queues()
1830 nvme_stop_queues(ctrl); in nvme_tcp_configure_io_queues()
1831 nvme_sync_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1832 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1834 nvme_cancel_tagset(ctrl); in nvme_tcp_configure_io_queues()
1836 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1839 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_configure_io_queues()
1841 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1845 static void nvme_tcp_destroy_admin_queue(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_admin_queue() argument
1847 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_destroy_admin_queue()
1849 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_destroy_admin_queue()
1850 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_destroy_admin_queue()
1851 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_destroy_admin_queue()
1853 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_destroy_admin_queue()
1856 static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_admin_queue() argument
1860 error = nvme_tcp_alloc_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1865 ctrl->admin_tagset = nvme_tcp_alloc_tagset(ctrl, true); in nvme_tcp_configure_admin_queue()
1866 if (IS_ERR(ctrl->admin_tagset)) { in nvme_tcp_configure_admin_queue()
1867 error = PTR_ERR(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1871 ctrl->fabrics_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1872 if (IS_ERR(ctrl->fabrics_q)) { in nvme_tcp_configure_admin_queue()
1873 error = PTR_ERR(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1877 ctrl->admin_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1878 if (IS_ERR(ctrl->admin_q)) { in nvme_tcp_configure_admin_queue()
1879 error = PTR_ERR(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1884 error = nvme_tcp_start_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1888 error = nvme_enable_ctrl(ctrl); in nvme_tcp_configure_admin_queue()
1892 nvme_start_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1894 error = nvme_init_identify(ctrl); in nvme_tcp_configure_admin_queue()
1901 nvme_stop_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1902 blk_sync_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1904 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1905 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_configure_admin_queue()
1908 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1911 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1914 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1916 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1920 static void nvme_tcp_teardown_admin_queue(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_admin_queue() argument
1923 nvme_stop_admin_queue(ctrl); in nvme_tcp_teardown_admin_queue()
1924 blk_sync_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1925 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_teardown_admin_queue()
1926 if (ctrl->admin_tagset) { in nvme_tcp_teardown_admin_queue()
1927 blk_mq_tagset_busy_iter(ctrl->admin_tagset, in nvme_tcp_teardown_admin_queue()
1928 nvme_cancel_request, ctrl); in nvme_tcp_teardown_admin_queue()
1929 blk_mq_tagset_wait_completed_request(ctrl->admin_tagset); in nvme_tcp_teardown_admin_queue()
1932 nvme_start_admin_queue(ctrl); in nvme_tcp_teardown_admin_queue()
1933 nvme_tcp_destroy_admin_queue(ctrl, remove); in nvme_tcp_teardown_admin_queue()
1936 static void nvme_tcp_teardown_io_queues(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_io_queues() argument
1939 if (ctrl->queue_count <= 1) in nvme_tcp_teardown_io_queues()
1941 nvme_stop_admin_queue(ctrl); in nvme_tcp_teardown_io_queues()
1942 nvme_start_freeze(ctrl); in nvme_tcp_teardown_io_queues()
1943 nvme_stop_queues(ctrl); in nvme_tcp_teardown_io_queues()
1944 nvme_sync_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1945 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1946 if (ctrl->tagset) { in nvme_tcp_teardown_io_queues()
1947 blk_mq_tagset_busy_iter(ctrl->tagset, in nvme_tcp_teardown_io_queues()
1948 nvme_cancel_request, ctrl); in nvme_tcp_teardown_io_queues()
1949 blk_mq_tagset_wait_completed_request(ctrl->tagset); in nvme_tcp_teardown_io_queues()
1952 nvme_start_queues(ctrl); in nvme_tcp_teardown_io_queues()
1953 nvme_tcp_destroy_io_queues(ctrl, remove); in nvme_tcp_teardown_io_queues()
1956 static void nvme_tcp_reconnect_or_remove(struct nvme_ctrl *ctrl) in nvme_tcp_reconnect_or_remove() argument
1959 if (ctrl->state != NVME_CTRL_CONNECTING) { in nvme_tcp_reconnect_or_remove()
1960 WARN_ON_ONCE(ctrl->state == NVME_CTRL_NEW || in nvme_tcp_reconnect_or_remove()
1961 ctrl->state == NVME_CTRL_LIVE); in nvme_tcp_reconnect_or_remove()
1965 if (nvmf_should_reconnect(ctrl)) { in nvme_tcp_reconnect_or_remove()
1966 dev_info(ctrl->device, "Reconnecting in %d seconds...\n", in nvme_tcp_reconnect_or_remove()
1967 ctrl->opts->reconnect_delay); in nvme_tcp_reconnect_or_remove()
1968 queue_delayed_work(nvme_wq, &to_tcp_ctrl(ctrl)->connect_work, in nvme_tcp_reconnect_or_remove()
1969 ctrl->opts->reconnect_delay * HZ); in nvme_tcp_reconnect_or_remove()
1971 dev_info(ctrl->device, "Removing controller...\n"); in nvme_tcp_reconnect_or_remove()
1972 nvme_delete_ctrl(ctrl); in nvme_tcp_reconnect_or_remove()
1976 static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_setup_ctrl() argument
1978 struct nvmf_ctrl_options *opts = ctrl->opts; in nvme_tcp_setup_ctrl()
1981 ret = nvme_tcp_configure_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
1985 if (ctrl->icdoff) { in nvme_tcp_setup_ctrl()
1986 dev_err(ctrl->device, "icdoff is not supported!\n"); in nvme_tcp_setup_ctrl()
1990 if (opts->queue_size > ctrl->sqsize + 1) in nvme_tcp_setup_ctrl()
1991 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
1992 "queue_size %zu > ctrl sqsize %u, clamping down\n", in nvme_tcp_setup_ctrl()
1993 opts->queue_size, ctrl->sqsize + 1); in nvme_tcp_setup_ctrl()
1995 if (ctrl->sqsize + 1 > ctrl->maxcmd) { in nvme_tcp_setup_ctrl()
1996 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
1997 "sqsize %u > ctrl maxcmd %u, clamping down\n", in nvme_tcp_setup_ctrl()
1998 ctrl->sqsize + 1, ctrl->maxcmd); in nvme_tcp_setup_ctrl()
1999 ctrl->sqsize = ctrl->maxcmd - 1; in nvme_tcp_setup_ctrl()
2002 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2003 ret = nvme_tcp_configure_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2008 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_LIVE)) { in nvme_tcp_setup_ctrl()
2010 * state change failure is ok if we started ctrl delete, in nvme_tcp_setup_ctrl()
2014 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_setup_ctrl()
2015 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_setup_ctrl()
2021 nvme_start_ctrl(ctrl); in nvme_tcp_setup_ctrl()
2025 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2026 nvme_stop_queues(ctrl); in nvme_tcp_setup_ctrl()
2027 nvme_sync_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2028 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2029 nvme_cancel_tagset(ctrl); in nvme_tcp_setup_ctrl()
2030 nvme_tcp_destroy_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2033 nvme_stop_admin_queue(ctrl); in nvme_tcp_setup_ctrl()
2034 blk_sync_queue(ctrl->admin_q); in nvme_tcp_setup_ctrl()
2035 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_setup_ctrl()
2036 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_setup_ctrl()
2037 nvme_tcp_destroy_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2045 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_reconnect_ctrl_work() local
2047 ++ctrl->nr_reconnects; in nvme_tcp_reconnect_ctrl_work()
2049 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_tcp_reconnect_ctrl_work()
2052 dev_info(ctrl->device, "Successfully reconnected (%d attempt)\n", in nvme_tcp_reconnect_ctrl_work()
2053 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2055 ctrl->nr_reconnects = 0; in nvme_tcp_reconnect_ctrl_work()
2060 dev_info(ctrl->device, "Failed reconnect attempt %d\n", in nvme_tcp_reconnect_ctrl_work()
2061 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2062 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_reconnect_ctrl_work()
2069 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_error_recovery_work() local
2071 nvme_stop_keep_alive(ctrl); in nvme_tcp_error_recovery_work()
2072 nvme_tcp_teardown_io_queues(ctrl, false); in nvme_tcp_error_recovery_work()
2074 nvme_start_queues(ctrl); in nvme_tcp_error_recovery_work()
2075 nvme_tcp_teardown_admin_queue(ctrl, false); in nvme_tcp_error_recovery_work()
2076 nvme_start_admin_queue(ctrl); in nvme_tcp_error_recovery_work()
2078 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_error_recovery_work()
2079 /* state change failure is ok if we started ctrl delete */ in nvme_tcp_error_recovery_work()
2080 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_error_recovery_work()
2081 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_error_recovery_work()
2085 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_error_recovery_work()
2088 static void nvme_tcp_teardown_ctrl(struct nvme_ctrl *ctrl, bool shutdown) in nvme_tcp_teardown_ctrl() argument
2090 cancel_work_sync(&to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_teardown_ctrl()
2091 cancel_delayed_work_sync(&to_tcp_ctrl(ctrl)->connect_work); in nvme_tcp_teardown_ctrl()
2093 nvme_tcp_teardown_io_queues(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2094 nvme_stop_admin_queue(ctrl); in nvme_tcp_teardown_ctrl()
2096 nvme_shutdown_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2098 nvme_disable_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2099 nvme_tcp_teardown_admin_queue(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2102 static void nvme_tcp_delete_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_delete_ctrl() argument
2104 nvme_tcp_teardown_ctrl(ctrl, true); in nvme_tcp_delete_ctrl()
2109 struct nvme_ctrl *ctrl = in nvme_reset_ctrl_work() local
2112 nvme_stop_ctrl(ctrl); in nvme_reset_ctrl_work()
2113 nvme_tcp_teardown_ctrl(ctrl, false); in nvme_reset_ctrl_work()
2115 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_reset_ctrl_work()
2116 /* state change failure is ok if we started ctrl delete */ in nvme_reset_ctrl_work()
2117 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_reset_ctrl_work()
2118 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_reset_ctrl_work()
2122 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_reset_ctrl_work()
2128 ++ctrl->nr_reconnects; in nvme_reset_ctrl_work()
2129 nvme_tcp_reconnect_or_remove(ctrl); in nvme_reset_ctrl_work()
2134 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_ctrl() local
2136 if (list_empty(&ctrl->list)) in nvme_tcp_free_ctrl()
2140 list_del(&ctrl->list); in nvme_tcp_free_ctrl()
2145 kfree(ctrl->queues); in nvme_tcp_free_ctrl()
2146 kfree(ctrl); in nvme_tcp_free_ctrl()
2164 sg->addr = cpu_to_le64(queue->ctrl->ctrl.icdoff); in nvme_tcp_set_sg_inline()
2182 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(arg); in nvme_tcp_submit_async_event() local
2183 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_submit_async_event()
2184 struct nvme_tcp_cmd_pdu *pdu = ctrl->async_req.pdu; in nvme_tcp_submit_async_event()
2200 ctrl->async_req.state = NVME_TCP_SEND_CMD_PDU; in nvme_tcp_submit_async_event()
2201 ctrl->async_req.offset = 0; in nvme_tcp_submit_async_event()
2202 ctrl->async_req.curr_bio = NULL; in nvme_tcp_submit_async_event()
2203 ctrl->async_req.data_len = 0; in nvme_tcp_submit_async_event()
2205 nvme_tcp_queue_request(&ctrl->async_req, true, true); in nvme_tcp_submit_async_event()
2211 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_complete_timed_out() local
2213 nvme_tcp_stop_queue(ctrl, nvme_tcp_queue_id(req->queue)); in nvme_tcp_complete_timed_out()
2224 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_timeout() local
2227 dev_warn(ctrl->device, in nvme_tcp_timeout()
2231 if (ctrl->state != NVME_CTRL_LIVE) { in nvme_tcp_timeout()
2236 * - ctrl disable/shutdown fabrics requests in nvme_tcp_timeout()
2253 nvme_tcp_error_recovery(ctrl); in nvme_tcp_timeout()
2321 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_cmd_pdu()
2347 if (!nvmf_check_ready(&queue->ctrl->ctrl, rq, queue_ready)) in nvme_tcp_queue_rq()
2348 return nvmf_fail_nonready_command(&queue->ctrl->ctrl, rq); in nvme_tcp_queue_rq()
2363 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_map_queues() local
2364 struct nvmf_ctrl_options *opts = ctrl->ctrl.opts; in nvme_tcp_map_queues()
2366 if (opts->nr_write_queues && ctrl->io_queues[HCTX_TYPE_READ]) { in nvme_tcp_map_queues()
2369 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2372 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2374 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2378 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2381 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2387 if (opts->nr_poll_queues && ctrl->io_queues[HCTX_TYPE_POLL]) { in nvme_tcp_map_queues()
2390 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_map_queues()
2392 ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_map_queues()
2393 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2397 dev_info(ctrl->ctrl.device, in nvme_tcp_map_queues()
2399 ctrl->io_queues[HCTX_TYPE_DEFAULT], in nvme_tcp_map_queues()
2400 ctrl->io_queues[HCTX_TYPE_READ], in nvme_tcp_map_queues()
2401 ctrl->io_queues[HCTX_TYPE_POLL]); in nvme_tcp_map_queues()
2459 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_existing_controller() local
2463 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) { in nvme_tcp_existing_controller()
2464 found = nvmf_ip_options_match(&ctrl->ctrl, opts); in nvme_tcp_existing_controller()
2476 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_create_ctrl() local
2479 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); in nvme_tcp_create_ctrl()
2480 if (!ctrl) in nvme_tcp_create_ctrl()
2483 INIT_LIST_HEAD(&ctrl->list); in nvme_tcp_create_ctrl()
2484 ctrl->ctrl.opts = opts; in nvme_tcp_create_ctrl()
2485 ctrl->ctrl.queue_count = opts->nr_io_queues + opts->nr_write_queues + in nvme_tcp_create_ctrl()
2487 ctrl->ctrl.sqsize = opts->queue_size - 1; in nvme_tcp_create_ctrl()
2488 ctrl->ctrl.kato = opts->kato; in nvme_tcp_create_ctrl()
2490 INIT_DELAYED_WORK(&ctrl->connect_work, in nvme_tcp_create_ctrl()
2492 INIT_WORK(&ctrl->err_work, nvme_tcp_error_recovery_work); in nvme_tcp_create_ctrl()
2493 INIT_WORK(&ctrl->ctrl.reset_work, nvme_reset_ctrl_work); in nvme_tcp_create_ctrl()
2506 opts->traddr, opts->trsvcid, &ctrl->addr); in nvme_tcp_create_ctrl()
2515 opts->host_traddr, NULL, &ctrl->src_addr); in nvme_tcp_create_ctrl()
2528 ctrl->queues = kcalloc(ctrl->ctrl.queue_count, sizeof(*ctrl->queues), in nvme_tcp_create_ctrl()
2530 if (!ctrl->queues) { in nvme_tcp_create_ctrl()
2535 ret = nvme_init_ctrl(&ctrl->ctrl, dev, &nvme_tcp_ctrl_ops, 0); in nvme_tcp_create_ctrl()
2539 if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_create_ctrl()
2545 ret = nvme_tcp_setup_ctrl(&ctrl->ctrl, true); in nvme_tcp_create_ctrl()
2549 dev_info(ctrl->ctrl.device, "new ctrl: NQN \"%s\", addr %pISp\n", in nvme_tcp_create_ctrl()
2550 ctrl->ctrl.opts->subsysnqn, &ctrl->addr); in nvme_tcp_create_ctrl()
2553 list_add_tail(&ctrl->list, &nvme_tcp_ctrl_list); in nvme_tcp_create_ctrl()
2556 return &ctrl->ctrl; in nvme_tcp_create_ctrl()
2559 nvme_uninit_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2560 nvme_put_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2565 kfree(ctrl->queues); in nvme_tcp_create_ctrl()
2567 kfree(ctrl); in nvme_tcp_create_ctrl()
2596 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_cleanup_module() local
2601 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) in nvme_tcp_cleanup_module()
2602 nvme_delete_ctrl(&ctrl->ctrl); in nvme_tcp_cleanup_module()