Lines Matching refs:ctrl
99 struct nvme_tcp_ctrl *ctrl; member
127 struct nvme_ctrl ctrl; member
142 static inline struct nvme_tcp_ctrl *to_tcp_ctrl(struct nvme_ctrl *ctrl) in to_tcp_ctrl() argument
144 return container_of(ctrl, struct nvme_tcp_ctrl, ctrl); in to_tcp_ctrl()
149 return queue - queue->ctrl->queues; in nvme_tcp_queue_id()
157 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_tcp_tagset()
158 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_tcp_tagset()
178 return req == &req->queue->ctrl->async_req; in nvme_tcp_async_req()
375 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
385 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
404 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_check_ddgst()
426 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_init_request() local
429 int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0; in nvme_tcp_init_request()
430 struct nvme_tcp_queue *queue = &ctrl->queues[queue_idx]; in nvme_tcp_init_request()
441 nvme_req(rq)->ctrl = &ctrl->ctrl; in nvme_tcp_init_request()
450 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_hctx() local
451 struct nvme_tcp_queue *queue = &ctrl->queues[hctx_idx + 1]; in nvme_tcp_init_hctx()
460 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_admin_hctx() local
461 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_init_admin_hctx()
484 static void nvme_tcp_error_recovery(struct nvme_ctrl *ctrl) in nvme_tcp_error_recovery() argument
486 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_RESETTING)) in nvme_tcp_error_recovery()
489 dev_warn(ctrl->device, "starting error recovery\n"); in nvme_tcp_error_recovery()
490 queue_work(nvme_reset_wq, &to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_error_recovery()
501 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_process_nvme_cqe()
504 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_process_nvme_cqe()
526 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
533 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
543 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
546 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_handle_c2h_data()
567 nvme_complete_async_event(&queue->ctrl->ctrl, cqe->status, in nvme_tcp_handle_comp()
615 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
623 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
630 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
637 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
693 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_pdu()
730 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
750 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
804 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_ddgst()
845 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_skb()
848 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_recv_skb()
896 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_state_change()
899 dev_info(queue->ctrl->ctrl.device, in nvme_tcp_state_change()
1110 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_try_send()
1203 static void nvme_tcp_free_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_free_async_req() argument
1205 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_free_async_req()
1210 static int nvme_tcp_alloc_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_alloc_async_req() argument
1212 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1213 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_alloc_async_req()
1222 async->queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1229 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_queue() local
1230 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_free_queue()
1354 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_default_queue() local
1358 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_default_queue()
1363 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_read_queue() local
1368 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_read_queue()
1369 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_read_queue()
1374 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_poll_queue() local
1380 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_poll_queue()
1381 ctrl->io_queues[HCTX_TYPE_READ] + in nvme_tcp_poll_queue()
1382 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_poll_queue()
1387 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_set_queue_io_cpu() local
1394 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - 1; in nvme_tcp_set_queue_io_cpu()
1396 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - in nvme_tcp_set_queue_io_cpu()
1397 ctrl->io_queues[HCTX_TYPE_READ] - 1; in nvme_tcp_set_queue_io_cpu()
1404 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_queue() local
1405 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_alloc_queue()
1409 queue->ctrl = ctrl; in nvme_tcp_alloc_queue()
1422 ret = sock_create(ctrl->addr.ss_family, SOCK_STREAM, in nvme_tcp_alloc_queue()
1463 ret = kernel_bind(queue->sock, (struct sockaddr *)&ctrl->src_addr, in nvme_tcp_alloc_queue()
1464 sizeof(ctrl->src_addr)); in nvme_tcp_alloc_queue()
1509 ret = kernel_connect(queue->sock, (struct sockaddr *)&ctrl->addr, in nvme_tcp_alloc_queue()
1510 sizeof(ctrl->addr), 0); in nvme_tcp_alloc_queue()
1577 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_stop_queue() local
1578 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_stop_queue()
1588 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_start_queue() local
1597 set_bit(NVME_TCP_Q_LIVE, &ctrl->queues[idx].flags); in nvme_tcp_start_queue()
1599 if (test_bit(NVME_TCP_Q_ALLOCATED, &ctrl->queues[idx].flags)) in nvme_tcp_start_queue()
1600 __nvme_tcp_stop_queue(&ctrl->queues[idx]); in nvme_tcp_start_queue()
1610 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_tagset() local
1615 set = &ctrl->admin_tag_set; in nvme_tcp_alloc_tagset()
1623 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1627 set = &ctrl->tag_set; in nvme_tcp_alloc_tagset()
1635 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1648 static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_free_admin_queue() argument
1650 if (to_tcp_ctrl(ctrl)->async_req.pdu) { in nvme_tcp_free_admin_queue()
1651 cancel_work_sync(&ctrl->async_event_work); in nvme_tcp_free_admin_queue()
1652 nvme_tcp_free_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_free_admin_queue()
1653 to_tcp_ctrl(ctrl)->async_req.pdu = NULL; in nvme_tcp_free_admin_queue()
1656 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_free_admin_queue()
1659 static void nvme_tcp_free_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_free_io_queues() argument
1663 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_free_io_queues()
1664 nvme_tcp_free_queue(ctrl, i); in nvme_tcp_free_io_queues()
1667 static void nvme_tcp_stop_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_stop_io_queues() argument
1671 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_stop_io_queues()
1672 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_stop_io_queues()
1675 static int nvme_tcp_start_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_start_io_queues() argument
1679 for (i = 1; i < ctrl->queue_count; i++) { in nvme_tcp_start_io_queues()
1680 ret = nvme_tcp_start_queue(ctrl, i); in nvme_tcp_start_io_queues()
1689 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_start_io_queues()
1693 static int nvme_tcp_alloc_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_admin_queue() argument
1697 ret = nvme_tcp_alloc_queue(ctrl, 0, NVME_AQ_DEPTH); in nvme_tcp_alloc_admin_queue()
1701 ret = nvme_tcp_alloc_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_alloc_admin_queue()
1708 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_alloc_admin_queue()
1712 static int __nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in __nvme_tcp_alloc_io_queues() argument
1716 for (i = 1; i < ctrl->queue_count; i++) { in __nvme_tcp_alloc_io_queues()
1717 ret = nvme_tcp_alloc_queue(ctrl, i, in __nvme_tcp_alloc_io_queues()
1718 ctrl->sqsize + 1); in __nvme_tcp_alloc_io_queues()
1727 nvme_tcp_free_queue(ctrl, i); in __nvme_tcp_alloc_io_queues()
1732 static unsigned int nvme_tcp_nr_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_nr_io_queues() argument
1736 nr_io_queues = min(ctrl->opts->nr_io_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1737 nr_io_queues += min(ctrl->opts->nr_write_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1738 nr_io_queues += min(ctrl->opts->nr_poll_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1746 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_set_io_queues() local
1755 ctrl->io_queues[HCTX_TYPE_READ] = opts->nr_io_queues; in nvme_tcp_set_io_queues()
1756 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_set_io_queues()
1757 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1759 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1766 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1768 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1773 ctrl->io_queues[HCTX_TYPE_POLL] = in nvme_tcp_set_io_queues()
1778 static int nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_io_queues() argument
1783 nr_io_queues = nvme_tcp_nr_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1784 ret = nvme_set_queue_count(ctrl, &nr_io_queues); in nvme_tcp_alloc_io_queues()
1789 dev_err(ctrl->device, in nvme_tcp_alloc_io_queues()
1794 ctrl->queue_count = nr_io_queues + 1; in nvme_tcp_alloc_io_queues()
1795 dev_info(ctrl->device, in nvme_tcp_alloc_io_queues()
1798 nvme_tcp_set_io_queues(ctrl, nr_io_queues); in nvme_tcp_alloc_io_queues()
1800 return __nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1803 static void nvme_tcp_destroy_io_queues(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_io_queues() argument
1805 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1807 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_destroy_io_queues()
1808 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_destroy_io_queues()
1810 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1813 static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_io_queues() argument
1817 ret = nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1822 ctrl->tagset = nvme_tcp_alloc_tagset(ctrl, false); in nvme_tcp_configure_io_queues()
1823 if (IS_ERR(ctrl->tagset)) { in nvme_tcp_configure_io_queues()
1824 ret = PTR_ERR(ctrl->tagset); in nvme_tcp_configure_io_queues()
1828 ctrl->connect_q = blk_mq_init_queue(ctrl->tagset); in nvme_tcp_configure_io_queues()
1829 if (IS_ERR(ctrl->connect_q)) { in nvme_tcp_configure_io_queues()
1830 ret = PTR_ERR(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1835 ret = nvme_tcp_start_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1840 nvme_start_queues(ctrl); in nvme_tcp_configure_io_queues()
1841 if (!nvme_wait_freeze_timeout(ctrl, NVME_IO_TIMEOUT)) { in nvme_tcp_configure_io_queues()
1850 blk_mq_update_nr_hw_queues(ctrl->tagset, in nvme_tcp_configure_io_queues()
1851 ctrl->queue_count - 1); in nvme_tcp_configure_io_queues()
1852 nvme_unfreeze(ctrl); in nvme_tcp_configure_io_queues()
1858 nvme_stop_queues(ctrl); in nvme_tcp_configure_io_queues()
1859 nvme_sync_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1860 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1862 nvme_cancel_tagset(ctrl); in nvme_tcp_configure_io_queues()
1864 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1867 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_configure_io_queues()
1869 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1873 static void nvme_tcp_destroy_admin_queue(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_admin_queue() argument
1875 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_destroy_admin_queue()
1877 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_destroy_admin_queue()
1878 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_destroy_admin_queue()
1879 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_destroy_admin_queue()
1881 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_destroy_admin_queue()
1884 static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_admin_queue() argument
1888 error = nvme_tcp_alloc_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1893 ctrl->admin_tagset = nvme_tcp_alloc_tagset(ctrl, true); in nvme_tcp_configure_admin_queue()
1894 if (IS_ERR(ctrl->admin_tagset)) { in nvme_tcp_configure_admin_queue()
1895 error = PTR_ERR(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1899 ctrl->fabrics_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1900 if (IS_ERR(ctrl->fabrics_q)) { in nvme_tcp_configure_admin_queue()
1901 error = PTR_ERR(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1905 ctrl->admin_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1906 if (IS_ERR(ctrl->admin_q)) { in nvme_tcp_configure_admin_queue()
1907 error = PTR_ERR(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1912 error = nvme_tcp_start_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1916 error = nvme_enable_ctrl(ctrl); in nvme_tcp_configure_admin_queue()
1920 nvme_start_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1922 error = nvme_init_ctrl_finish(ctrl); in nvme_tcp_configure_admin_queue()
1929 nvme_stop_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1930 blk_sync_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1932 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1933 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_configure_admin_queue()
1936 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1939 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1942 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1944 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1948 static void nvme_tcp_teardown_admin_queue(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_admin_queue() argument
1951 nvme_stop_admin_queue(ctrl); in nvme_tcp_teardown_admin_queue()
1952 blk_sync_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1953 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_teardown_admin_queue()
1954 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_teardown_admin_queue()
1956 nvme_start_admin_queue(ctrl); in nvme_tcp_teardown_admin_queue()
1957 nvme_tcp_destroy_admin_queue(ctrl, remove); in nvme_tcp_teardown_admin_queue()
1960 static void nvme_tcp_teardown_io_queues(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_io_queues() argument
1963 if (ctrl->queue_count <= 1) in nvme_tcp_teardown_io_queues()
1965 nvme_stop_admin_queue(ctrl); in nvme_tcp_teardown_io_queues()
1966 nvme_start_freeze(ctrl); in nvme_tcp_teardown_io_queues()
1967 nvme_stop_queues(ctrl); in nvme_tcp_teardown_io_queues()
1968 nvme_sync_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1969 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1970 nvme_cancel_tagset(ctrl); in nvme_tcp_teardown_io_queues()
1972 nvme_start_queues(ctrl); in nvme_tcp_teardown_io_queues()
1973 nvme_tcp_destroy_io_queues(ctrl, remove); in nvme_tcp_teardown_io_queues()
1976 static void nvme_tcp_reconnect_or_remove(struct nvme_ctrl *ctrl) in nvme_tcp_reconnect_or_remove() argument
1979 if (ctrl->state != NVME_CTRL_CONNECTING) { in nvme_tcp_reconnect_or_remove()
1980 WARN_ON_ONCE(ctrl->state == NVME_CTRL_NEW || in nvme_tcp_reconnect_or_remove()
1981 ctrl->state == NVME_CTRL_LIVE); in nvme_tcp_reconnect_or_remove()
1985 if (nvmf_should_reconnect(ctrl)) { in nvme_tcp_reconnect_or_remove()
1986 dev_info(ctrl->device, "Reconnecting in %d seconds...\n", in nvme_tcp_reconnect_or_remove()
1987 ctrl->opts->reconnect_delay); in nvme_tcp_reconnect_or_remove()
1988 queue_delayed_work(nvme_wq, &to_tcp_ctrl(ctrl)->connect_work, in nvme_tcp_reconnect_or_remove()
1989 ctrl->opts->reconnect_delay * HZ); in nvme_tcp_reconnect_or_remove()
1991 dev_info(ctrl->device, "Removing controller...\n"); in nvme_tcp_reconnect_or_remove()
1992 nvme_delete_ctrl(ctrl); in nvme_tcp_reconnect_or_remove()
1996 static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_setup_ctrl() argument
1998 struct nvmf_ctrl_options *opts = ctrl->opts; in nvme_tcp_setup_ctrl()
2001 ret = nvme_tcp_configure_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2005 if (ctrl->icdoff) { in nvme_tcp_setup_ctrl()
2007 dev_err(ctrl->device, "icdoff is not supported!\n"); in nvme_tcp_setup_ctrl()
2011 if (!nvme_ctrl_sgl_supported(ctrl)) { in nvme_tcp_setup_ctrl()
2013 dev_err(ctrl->device, "Mandatory sgls are not supported!\n"); in nvme_tcp_setup_ctrl()
2017 if (opts->queue_size > ctrl->sqsize + 1) in nvme_tcp_setup_ctrl()
2018 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
2020 opts->queue_size, ctrl->sqsize + 1); in nvme_tcp_setup_ctrl()
2022 if (ctrl->sqsize + 1 > ctrl->maxcmd) { in nvme_tcp_setup_ctrl()
2023 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
2025 ctrl->sqsize + 1, ctrl->maxcmd); in nvme_tcp_setup_ctrl()
2026 ctrl->sqsize = ctrl->maxcmd - 1; in nvme_tcp_setup_ctrl()
2029 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2030 ret = nvme_tcp_configure_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2035 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_LIVE)) { in nvme_tcp_setup_ctrl()
2041 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_setup_ctrl()
2042 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_setup_ctrl()
2048 nvme_start_ctrl(ctrl); in nvme_tcp_setup_ctrl()
2052 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2053 nvme_stop_queues(ctrl); in nvme_tcp_setup_ctrl()
2054 nvme_sync_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2055 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2056 nvme_cancel_tagset(ctrl); in nvme_tcp_setup_ctrl()
2057 nvme_tcp_destroy_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2060 nvme_stop_admin_queue(ctrl); in nvme_tcp_setup_ctrl()
2061 blk_sync_queue(ctrl->admin_q); in nvme_tcp_setup_ctrl()
2062 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_setup_ctrl()
2063 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_setup_ctrl()
2064 nvme_tcp_destroy_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2072 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_reconnect_ctrl_work() local
2074 ++ctrl->nr_reconnects; in nvme_tcp_reconnect_ctrl_work()
2076 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_tcp_reconnect_ctrl_work()
2079 dev_info(ctrl->device, "Successfully reconnected (%d attempt)\n", in nvme_tcp_reconnect_ctrl_work()
2080 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2082 ctrl->nr_reconnects = 0; in nvme_tcp_reconnect_ctrl_work()
2087 dev_info(ctrl->device, "Failed reconnect attempt %d\n", in nvme_tcp_reconnect_ctrl_work()
2088 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2089 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_reconnect_ctrl_work()
2096 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_error_recovery_work() local
2098 nvme_stop_keep_alive(ctrl); in nvme_tcp_error_recovery_work()
2099 nvme_tcp_teardown_io_queues(ctrl, false); in nvme_tcp_error_recovery_work()
2101 nvme_start_queues(ctrl); in nvme_tcp_error_recovery_work()
2102 nvme_tcp_teardown_admin_queue(ctrl, false); in nvme_tcp_error_recovery_work()
2103 nvme_start_admin_queue(ctrl); in nvme_tcp_error_recovery_work()
2105 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_error_recovery_work()
2107 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_error_recovery_work()
2108 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_error_recovery_work()
2112 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_error_recovery_work()
2115 static void nvme_tcp_teardown_ctrl(struct nvme_ctrl *ctrl, bool shutdown) in nvme_tcp_teardown_ctrl() argument
2117 cancel_work_sync(&to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_teardown_ctrl()
2118 cancel_delayed_work_sync(&to_tcp_ctrl(ctrl)->connect_work); in nvme_tcp_teardown_ctrl()
2120 nvme_tcp_teardown_io_queues(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2121 nvme_stop_admin_queue(ctrl); in nvme_tcp_teardown_ctrl()
2123 nvme_shutdown_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2125 nvme_disable_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2126 nvme_tcp_teardown_admin_queue(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2129 static void nvme_tcp_delete_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_delete_ctrl() argument
2131 nvme_tcp_teardown_ctrl(ctrl, true); in nvme_tcp_delete_ctrl()
2136 struct nvme_ctrl *ctrl = in nvme_reset_ctrl_work() local
2139 nvme_stop_ctrl(ctrl); in nvme_reset_ctrl_work()
2140 nvme_tcp_teardown_ctrl(ctrl, false); in nvme_reset_ctrl_work()
2142 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_reset_ctrl_work()
2144 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_reset_ctrl_work()
2145 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_reset_ctrl_work()
2149 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_reset_ctrl_work()
2155 ++ctrl->nr_reconnects; in nvme_reset_ctrl_work()
2156 nvme_tcp_reconnect_or_remove(ctrl); in nvme_reset_ctrl_work()
2161 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_ctrl() local
2163 if (list_empty(&ctrl->list)) in nvme_tcp_free_ctrl()
2167 list_del(&ctrl->list); in nvme_tcp_free_ctrl()
2172 kfree(ctrl->queues); in nvme_tcp_free_ctrl()
2173 kfree(ctrl); in nvme_tcp_free_ctrl()
2191 sg->addr = cpu_to_le64(queue->ctrl->ctrl.icdoff); in nvme_tcp_set_sg_inline()
2209 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(arg); in nvme_tcp_submit_async_event() local
2210 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_submit_async_event()
2211 struct nvme_tcp_cmd_pdu *pdu = ctrl->async_req.pdu; in nvme_tcp_submit_async_event()
2227 ctrl->async_req.state = NVME_TCP_SEND_CMD_PDU; in nvme_tcp_submit_async_event()
2228 ctrl->async_req.offset = 0; in nvme_tcp_submit_async_event()
2229 ctrl->async_req.curr_bio = NULL; in nvme_tcp_submit_async_event()
2230 ctrl->async_req.data_len = 0; in nvme_tcp_submit_async_event()
2232 nvme_tcp_queue_request(&ctrl->async_req, true, true); in nvme_tcp_submit_async_event()
2238 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_complete_timed_out() local
2240 nvme_tcp_stop_queue(ctrl, nvme_tcp_queue_id(req->queue)); in nvme_tcp_complete_timed_out()
2251 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_timeout() local
2254 dev_warn(ctrl->device, in nvme_tcp_timeout()
2258 if (ctrl->state != NVME_CTRL_LIVE) { in nvme_tcp_timeout()
2280 nvme_tcp_error_recovery(ctrl); in nvme_tcp_timeout()
2349 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_cmd_pdu()
2375 if (!nvme_check_ready(&queue->ctrl->ctrl, rq, queue_ready)) in nvme_tcp_queue_rq()
2376 return nvme_fail_nonready_command(&queue->ctrl->ctrl, rq); in nvme_tcp_queue_rq()
2391 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_map_queues() local
2392 struct nvmf_ctrl_options *opts = ctrl->ctrl.opts; in nvme_tcp_map_queues()
2394 if (opts->nr_write_queues && ctrl->io_queues[HCTX_TYPE_READ]) { in nvme_tcp_map_queues()
2397 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2400 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2402 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2406 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2409 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2415 if (opts->nr_poll_queues && ctrl->io_queues[HCTX_TYPE_POLL]) { in nvme_tcp_map_queues()
2418 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_map_queues()
2420 ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_map_queues()
2421 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2425 dev_info(ctrl->ctrl.device, in nvme_tcp_map_queues()
2427 ctrl->io_queues[HCTX_TYPE_DEFAULT], in nvme_tcp_map_queues()
2428 ctrl->io_queues[HCTX_TYPE_READ], in nvme_tcp_map_queues()
2429 ctrl->io_queues[HCTX_TYPE_POLL]); in nvme_tcp_map_queues()
2487 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_existing_controller() local
2491 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) { in nvme_tcp_existing_controller()
2492 found = nvmf_ip_options_match(&ctrl->ctrl, opts); in nvme_tcp_existing_controller()
2504 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_create_ctrl() local
2507 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); in nvme_tcp_create_ctrl()
2508 if (!ctrl) in nvme_tcp_create_ctrl()
2511 INIT_LIST_HEAD(&ctrl->list); in nvme_tcp_create_ctrl()
2512 ctrl->ctrl.opts = opts; in nvme_tcp_create_ctrl()
2513 ctrl->ctrl.queue_count = opts->nr_io_queues + opts->nr_write_queues + in nvme_tcp_create_ctrl()
2515 ctrl->ctrl.sqsize = opts->queue_size - 1; in nvme_tcp_create_ctrl()
2516 ctrl->ctrl.kato = opts->kato; in nvme_tcp_create_ctrl()
2518 INIT_DELAYED_WORK(&ctrl->connect_work, in nvme_tcp_create_ctrl()
2520 INIT_WORK(&ctrl->err_work, nvme_tcp_error_recovery_work); in nvme_tcp_create_ctrl()
2521 INIT_WORK(&ctrl->ctrl.reset_work, nvme_reset_ctrl_work); in nvme_tcp_create_ctrl()
2534 opts->traddr, opts->trsvcid, &ctrl->addr); in nvme_tcp_create_ctrl()
2543 opts->host_traddr, NULL, &ctrl->src_addr); in nvme_tcp_create_ctrl()
2565 ctrl->queues = kcalloc(ctrl->ctrl.queue_count, sizeof(*ctrl->queues), in nvme_tcp_create_ctrl()
2567 if (!ctrl->queues) { in nvme_tcp_create_ctrl()
2572 ret = nvme_init_ctrl(&ctrl->ctrl, dev, &nvme_tcp_ctrl_ops, 0); in nvme_tcp_create_ctrl()
2576 if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_create_ctrl()
2582 ret = nvme_tcp_setup_ctrl(&ctrl->ctrl, true); in nvme_tcp_create_ctrl()
2586 dev_info(ctrl->ctrl.device, "new ctrl: NQN \"%s\", addr %pISp\n", in nvme_tcp_create_ctrl()
2587 nvmf_ctrl_subsysnqn(&ctrl->ctrl), &ctrl->addr); in nvme_tcp_create_ctrl()
2590 list_add_tail(&ctrl->list, &nvme_tcp_ctrl_list); in nvme_tcp_create_ctrl()
2593 return &ctrl->ctrl; in nvme_tcp_create_ctrl()
2596 nvme_uninit_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2597 nvme_put_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2602 kfree(ctrl->queues); in nvme_tcp_create_ctrl()
2604 kfree(ctrl); in nvme_tcp_create_ctrl()
2633 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_cleanup_module() local
2638 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) in nvme_tcp_cleanup_module()
2639 nvme_delete_ctrl(&ctrl->ctrl); in nvme_tcp_cleanup_module()