Lines Matching full:ctrl
97 struct nvme_tcp_ctrl *ctrl; member
125 struct nvme_ctrl ctrl; member
140 static inline struct nvme_tcp_ctrl *to_tcp_ctrl(struct nvme_ctrl *ctrl) in to_tcp_ctrl() argument
142 return container_of(ctrl, struct nvme_tcp_ctrl, ctrl); in to_tcp_ctrl()
147 return queue - queue->ctrl->queues; in nvme_tcp_queue_id()
155 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_tcp_tagset()
156 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_tcp_tagset()
176 return req == &req->queue->ctrl->async_req; in nvme_tcp_async_req()
356 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
366 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
385 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_check_ddgst()
407 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_init_request() local
409 int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0; in nvme_tcp_init_request()
410 struct nvme_tcp_queue *queue = &ctrl->queues[queue_idx]; in nvme_tcp_init_request()
420 nvme_req(rq)->ctrl = &ctrl->ctrl; in nvme_tcp_init_request()
428 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_hctx() local
429 struct nvme_tcp_queue *queue = &ctrl->queues[hctx_idx + 1]; in nvme_tcp_init_hctx()
438 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_admin_hctx() local
439 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_init_admin_hctx()
462 static void nvme_tcp_error_recovery(struct nvme_ctrl *ctrl) in nvme_tcp_error_recovery() argument
464 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_RESETTING)) in nvme_tcp_error_recovery()
467 dev_warn(ctrl->device, "starting error recovery\n"); in nvme_tcp_error_recovery()
468 queue_work(nvme_reset_wq, &to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_error_recovery()
478 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_process_nvme_cqe()
481 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_process_nvme_cqe()
499 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
506 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
516 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
519 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_handle_c2h_data()
540 nvme_complete_async_event(&queue->ctrl->ctrl, cqe->status, in nvme_tcp_handle_comp()
561 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
569 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
603 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
666 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_pdu()
689 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
711 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
731 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
778 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_ddgst()
819 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_skb()
822 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_recv_skb()
870 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_state_change()
873 dev_info(queue->ctrl->ctrl.device, in nvme_tcp_state_change()
1083 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_try_send()
1176 static void nvme_tcp_free_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_free_async_req() argument
1178 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_free_async_req()
1183 static int nvme_tcp_alloc_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_alloc_async_req() argument
1185 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1186 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_alloc_async_req()
1195 async->queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1201 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_queue() local
1202 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_free_queue()
1281 pr_err("queue %d: data digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1291 pr_err("queue %d: header digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1319 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_default_queue() local
1323 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_default_queue()
1328 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_read_queue() local
1333 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_read_queue()
1334 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_read_queue()
1339 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_poll_queue() local
1345 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_poll_queue()
1346 ctrl->io_queues[HCTX_TYPE_READ] + in nvme_tcp_poll_queue()
1347 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_poll_queue()
1352 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_set_queue_io_cpu() local
1359 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - 1; in nvme_tcp_set_queue_io_cpu()
1361 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - in nvme_tcp_set_queue_io_cpu()
1362 ctrl->io_queues[HCTX_TYPE_READ] - 1; in nvme_tcp_set_queue_io_cpu()
1369 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_queue() local
1370 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_alloc_queue()
1373 queue->ctrl = ctrl; in nvme_tcp_alloc_queue()
1386 ret = sock_create(ctrl->addr.ss_family, SOCK_STREAM, in nvme_tcp_alloc_queue()
1427 ret = kernel_bind(queue->sock, (struct sockaddr *)&ctrl->src_addr, in nvme_tcp_alloc_queue()
1428 sizeof(ctrl->src_addr)); in nvme_tcp_alloc_queue()
1459 ret = kernel_connect(queue->sock, (struct sockaddr *)&ctrl->addr, in nvme_tcp_alloc_queue()
1460 sizeof(ctrl->addr), 0); in nvme_tcp_alloc_queue()
1524 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_stop_queue() local
1525 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_stop_queue()
1534 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_start_queue() local
1543 set_bit(NVME_TCP_Q_LIVE, &ctrl->queues[idx].flags); in nvme_tcp_start_queue()
1545 if (test_bit(NVME_TCP_Q_ALLOCATED, &ctrl->queues[idx].flags)) in nvme_tcp_start_queue()
1546 __nvme_tcp_stop_queue(&ctrl->queues[idx]); in nvme_tcp_start_queue()
1556 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_tagset() local
1561 set = &ctrl->admin_tag_set; in nvme_tcp_alloc_tagset()
1569 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1573 set = &ctrl->tag_set; in nvme_tcp_alloc_tagset()
1581 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1594 static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_free_admin_queue() argument
1596 if (to_tcp_ctrl(ctrl)->async_req.pdu) { in nvme_tcp_free_admin_queue()
1597 cancel_work_sync(&ctrl->async_event_work); in nvme_tcp_free_admin_queue()
1598 nvme_tcp_free_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_free_admin_queue()
1599 to_tcp_ctrl(ctrl)->async_req.pdu = NULL; in nvme_tcp_free_admin_queue()
1602 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_free_admin_queue()
1605 static void nvme_tcp_free_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_free_io_queues() argument
1609 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_free_io_queues()
1610 nvme_tcp_free_queue(ctrl, i); in nvme_tcp_free_io_queues()
1613 static void nvme_tcp_stop_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_stop_io_queues() argument
1617 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_stop_io_queues()
1618 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_stop_io_queues()
1621 static int nvme_tcp_start_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_start_io_queues() argument
1625 for (i = 1; i < ctrl->queue_count; i++) { in nvme_tcp_start_io_queues()
1626 ret = nvme_tcp_start_queue(ctrl, i); in nvme_tcp_start_io_queues()
1635 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_start_io_queues()
1639 static int nvme_tcp_alloc_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_admin_queue() argument
1643 ret = nvme_tcp_alloc_queue(ctrl, 0, NVME_AQ_DEPTH); in nvme_tcp_alloc_admin_queue()
1647 ret = nvme_tcp_alloc_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_alloc_admin_queue()
1654 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_alloc_admin_queue()
1658 static int __nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in __nvme_tcp_alloc_io_queues() argument
1662 for (i = 1; i < ctrl->queue_count; i++) { in __nvme_tcp_alloc_io_queues()
1663 ret = nvme_tcp_alloc_queue(ctrl, i, in __nvme_tcp_alloc_io_queues()
1664 ctrl->sqsize + 1); in __nvme_tcp_alloc_io_queues()
1673 nvme_tcp_free_queue(ctrl, i); in __nvme_tcp_alloc_io_queues()
1678 static unsigned int nvme_tcp_nr_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_nr_io_queues() argument
1682 nr_io_queues = min(ctrl->opts->nr_io_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1683 nr_io_queues += min(ctrl->opts->nr_write_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1684 nr_io_queues += min(ctrl->opts->nr_poll_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1692 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_set_io_queues() local
1701 ctrl->io_queues[HCTX_TYPE_READ] = opts->nr_io_queues; in nvme_tcp_set_io_queues()
1702 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_set_io_queues()
1703 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1705 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1712 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1714 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1719 ctrl->io_queues[HCTX_TYPE_POLL] = in nvme_tcp_set_io_queues()
1724 static int nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_io_queues() argument
1729 nr_io_queues = nvme_tcp_nr_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1730 ret = nvme_set_queue_count(ctrl, &nr_io_queues); in nvme_tcp_alloc_io_queues()
1734 ctrl->queue_count = nr_io_queues + 1; in nvme_tcp_alloc_io_queues()
1735 if (ctrl->queue_count < 2) in nvme_tcp_alloc_io_queues()
1738 dev_info(ctrl->device, in nvme_tcp_alloc_io_queues()
1741 nvme_tcp_set_io_queues(ctrl, nr_io_queues); in nvme_tcp_alloc_io_queues()
1743 return __nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1746 static void nvme_tcp_destroy_io_queues(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_io_queues() argument
1748 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1750 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_destroy_io_queues()
1751 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_destroy_io_queues()
1753 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1756 static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_io_queues() argument
1760 ret = nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1765 ctrl->tagset = nvme_tcp_alloc_tagset(ctrl, false); in nvme_tcp_configure_io_queues()
1766 if (IS_ERR(ctrl->tagset)) { in nvme_tcp_configure_io_queues()
1767 ret = PTR_ERR(ctrl->tagset); in nvme_tcp_configure_io_queues()
1771 ctrl->connect_q = blk_mq_init_queue(ctrl->tagset); in nvme_tcp_configure_io_queues()
1772 if (IS_ERR(ctrl->connect_q)) { in nvme_tcp_configure_io_queues()
1773 ret = PTR_ERR(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1778 ret = nvme_tcp_start_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1783 nvme_start_queues(ctrl); in nvme_tcp_configure_io_queues()
1784 if (!nvme_wait_freeze_timeout(ctrl, NVME_IO_TIMEOUT)) { in nvme_tcp_configure_io_queues()
1793 blk_mq_update_nr_hw_queues(ctrl->tagset, in nvme_tcp_configure_io_queues()
1794 ctrl->queue_count - 1); in nvme_tcp_configure_io_queues()
1795 nvme_unfreeze(ctrl); in nvme_tcp_configure_io_queues()
1801 nvme_stop_queues(ctrl); in nvme_tcp_configure_io_queues()
1802 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1805 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1808 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_configure_io_queues()
1810 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1814 static void nvme_tcp_destroy_admin_queue(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_admin_queue() argument
1816 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_destroy_admin_queue()
1818 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_destroy_admin_queue()
1819 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_destroy_admin_queue()
1820 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_destroy_admin_queue()
1822 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_destroy_admin_queue()
1825 static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_admin_queue() argument
1829 error = nvme_tcp_alloc_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1834 ctrl->admin_tagset = nvme_tcp_alloc_tagset(ctrl, true); in nvme_tcp_configure_admin_queue()
1835 if (IS_ERR(ctrl->admin_tagset)) { in nvme_tcp_configure_admin_queue()
1836 error = PTR_ERR(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1840 ctrl->fabrics_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1841 if (IS_ERR(ctrl->fabrics_q)) { in nvme_tcp_configure_admin_queue()
1842 error = PTR_ERR(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1846 ctrl->admin_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1847 if (IS_ERR(ctrl->admin_q)) { in nvme_tcp_configure_admin_queue()
1848 error = PTR_ERR(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1853 error = nvme_tcp_start_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1857 error = nvme_enable_ctrl(ctrl); in nvme_tcp_configure_admin_queue()
1861 blk_mq_unquiesce_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1863 error = nvme_init_identify(ctrl); in nvme_tcp_configure_admin_queue()
1870 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1873 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1876 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1879 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1881 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1885 static void nvme_tcp_teardown_admin_queue(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_admin_queue() argument
1888 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1889 blk_sync_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1890 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_teardown_admin_queue()
1891 if (ctrl->admin_tagset) { in nvme_tcp_teardown_admin_queue()
1892 blk_mq_tagset_busy_iter(ctrl->admin_tagset, in nvme_tcp_teardown_admin_queue()
1893 nvme_cancel_request, ctrl); in nvme_tcp_teardown_admin_queue()
1894 blk_mq_tagset_wait_completed_request(ctrl->admin_tagset); in nvme_tcp_teardown_admin_queue()
1897 blk_mq_unquiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1898 nvme_tcp_destroy_admin_queue(ctrl, remove); in nvme_tcp_teardown_admin_queue()
1901 static void nvme_tcp_teardown_io_queues(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_io_queues() argument
1904 if (ctrl->queue_count <= 1) in nvme_tcp_teardown_io_queues()
1906 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_io_queues()
1907 nvme_start_freeze(ctrl); in nvme_tcp_teardown_io_queues()
1908 nvme_stop_queues(ctrl); in nvme_tcp_teardown_io_queues()
1909 nvme_sync_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1910 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1911 if (ctrl->tagset) { in nvme_tcp_teardown_io_queues()
1912 blk_mq_tagset_busy_iter(ctrl->tagset, in nvme_tcp_teardown_io_queues()
1913 nvme_cancel_request, ctrl); in nvme_tcp_teardown_io_queues()
1914 blk_mq_tagset_wait_completed_request(ctrl->tagset); in nvme_tcp_teardown_io_queues()
1917 nvme_start_queues(ctrl); in nvme_tcp_teardown_io_queues()
1918 nvme_tcp_destroy_io_queues(ctrl, remove); in nvme_tcp_teardown_io_queues()
1921 static void nvme_tcp_reconnect_or_remove(struct nvme_ctrl *ctrl) in nvme_tcp_reconnect_or_remove() argument
1924 if (ctrl->state != NVME_CTRL_CONNECTING) { in nvme_tcp_reconnect_or_remove()
1925 WARN_ON_ONCE(ctrl->state == NVME_CTRL_NEW || in nvme_tcp_reconnect_or_remove()
1926 ctrl->state == NVME_CTRL_LIVE); in nvme_tcp_reconnect_or_remove()
1930 if (nvmf_should_reconnect(ctrl)) { in nvme_tcp_reconnect_or_remove()
1931 dev_info(ctrl->device, "Reconnecting in %d seconds...\n", in nvme_tcp_reconnect_or_remove()
1932 ctrl->opts->reconnect_delay); in nvme_tcp_reconnect_or_remove()
1933 queue_delayed_work(nvme_wq, &to_tcp_ctrl(ctrl)->connect_work, in nvme_tcp_reconnect_or_remove()
1934 ctrl->opts->reconnect_delay * HZ); in nvme_tcp_reconnect_or_remove()
1936 dev_info(ctrl->device, "Removing controller...\n"); in nvme_tcp_reconnect_or_remove()
1937 nvme_delete_ctrl(ctrl); in nvme_tcp_reconnect_or_remove()
1941 static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_setup_ctrl() argument
1943 struct nvmf_ctrl_options *opts = ctrl->opts; in nvme_tcp_setup_ctrl()
1946 ret = nvme_tcp_configure_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
1950 if (ctrl->icdoff) { in nvme_tcp_setup_ctrl()
1951 dev_err(ctrl->device, "icdoff is not supported!\n"); in nvme_tcp_setup_ctrl()
1955 if (opts->queue_size > ctrl->sqsize + 1) in nvme_tcp_setup_ctrl()
1956 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
1957 "queue_size %zu > ctrl sqsize %u, clamping down\n", in nvme_tcp_setup_ctrl()
1958 opts->queue_size, ctrl->sqsize + 1); in nvme_tcp_setup_ctrl()
1960 if (ctrl->sqsize + 1 > ctrl->maxcmd) { in nvme_tcp_setup_ctrl()
1961 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
1962 "sqsize %u > ctrl maxcmd %u, clamping down\n", in nvme_tcp_setup_ctrl()
1963 ctrl->sqsize + 1, ctrl->maxcmd); in nvme_tcp_setup_ctrl()
1964 ctrl->sqsize = ctrl->maxcmd - 1; in nvme_tcp_setup_ctrl()
1967 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
1968 ret = nvme_tcp_configure_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
1973 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_LIVE)) { in nvme_tcp_setup_ctrl()
1975 * state change failure is ok if we started ctrl delete, in nvme_tcp_setup_ctrl()
1979 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_setup_ctrl()
1980 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_setup_ctrl()
1986 nvme_start_ctrl(ctrl); in nvme_tcp_setup_ctrl()
1990 if (ctrl->queue_count > 1) in nvme_tcp_setup_ctrl()
1991 nvme_tcp_destroy_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
1993 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_setup_ctrl()
1994 nvme_tcp_destroy_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2002 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_reconnect_ctrl_work() local
2004 ++ctrl->nr_reconnects; in nvme_tcp_reconnect_ctrl_work()
2006 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_tcp_reconnect_ctrl_work()
2009 dev_info(ctrl->device, "Successfully reconnected (%d attempt)\n", in nvme_tcp_reconnect_ctrl_work()
2010 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2012 ctrl->nr_reconnects = 0; in nvme_tcp_reconnect_ctrl_work()
2017 dev_info(ctrl->device, "Failed reconnect attempt %d\n", in nvme_tcp_reconnect_ctrl_work()
2018 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2019 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_reconnect_ctrl_work()
2026 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_error_recovery_work() local
2028 nvme_stop_keep_alive(ctrl); in nvme_tcp_error_recovery_work()
2029 nvme_tcp_teardown_io_queues(ctrl, false); in nvme_tcp_error_recovery_work()
2031 nvme_start_queues(ctrl); in nvme_tcp_error_recovery_work()
2032 nvme_tcp_teardown_admin_queue(ctrl, false); in nvme_tcp_error_recovery_work()
2033 blk_mq_unquiesce_queue(ctrl->admin_q); in nvme_tcp_error_recovery_work()
2035 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_error_recovery_work()
2036 /* state change failure is ok if we started ctrl delete */ in nvme_tcp_error_recovery_work()
2037 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_error_recovery_work()
2038 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_error_recovery_work()
2042 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_error_recovery_work()
2045 static void nvme_tcp_teardown_ctrl(struct nvme_ctrl *ctrl, bool shutdown) in nvme_tcp_teardown_ctrl() argument
2047 cancel_work_sync(&to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_teardown_ctrl()
2048 cancel_delayed_work_sync(&to_tcp_ctrl(ctrl)->connect_work); in nvme_tcp_teardown_ctrl()
2050 nvme_tcp_teardown_io_queues(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2051 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_ctrl()
2053 nvme_shutdown_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2055 nvme_disable_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2056 nvme_tcp_teardown_admin_queue(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2059 static void nvme_tcp_delete_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_delete_ctrl() argument
2061 nvme_tcp_teardown_ctrl(ctrl, true); in nvme_tcp_delete_ctrl()
2066 struct nvme_ctrl *ctrl = in nvme_reset_ctrl_work() local
2069 nvme_stop_ctrl(ctrl); in nvme_reset_ctrl_work()
2070 nvme_tcp_teardown_ctrl(ctrl, false); in nvme_reset_ctrl_work()
2072 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_reset_ctrl_work()
2073 /* state change failure is ok if we started ctrl delete */ in nvme_reset_ctrl_work()
2074 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_reset_ctrl_work()
2075 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_reset_ctrl_work()
2079 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_reset_ctrl_work()
2085 ++ctrl->nr_reconnects; in nvme_reset_ctrl_work()
2086 nvme_tcp_reconnect_or_remove(ctrl); in nvme_reset_ctrl_work()
2091 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_ctrl() local
2093 if (list_empty(&ctrl->list)) in nvme_tcp_free_ctrl()
2097 list_del(&ctrl->list); in nvme_tcp_free_ctrl()
2102 kfree(ctrl->queues); in nvme_tcp_free_ctrl()
2103 kfree(ctrl); in nvme_tcp_free_ctrl()
2121 sg->addr = cpu_to_le64(queue->ctrl->ctrl.icdoff); in nvme_tcp_set_sg_inline()
2139 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(arg); in nvme_tcp_submit_async_event() local
2140 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_submit_async_event()
2141 struct nvme_tcp_cmd_pdu *pdu = ctrl->async_req.pdu; in nvme_tcp_submit_async_event()
2157 ctrl->async_req.state = NVME_TCP_SEND_CMD_PDU; in nvme_tcp_submit_async_event()
2158 ctrl->async_req.offset = 0; in nvme_tcp_submit_async_event()
2159 ctrl->async_req.curr_bio = NULL; in nvme_tcp_submit_async_event()
2160 ctrl->async_req.data_len = 0; in nvme_tcp_submit_async_event()
2162 nvme_tcp_queue_request(&ctrl->async_req, true, true); in nvme_tcp_submit_async_event()
2168 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_complete_timed_out() local
2170 nvme_tcp_stop_queue(ctrl, nvme_tcp_queue_id(req->queue)); in nvme_tcp_complete_timed_out()
2181 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_timeout() local
2184 dev_warn(ctrl->device, in nvme_tcp_timeout()
2188 if (ctrl->state != NVME_CTRL_LIVE) { in nvme_tcp_timeout()
2193 * - ctrl disable/shutdown fabrics requests in nvme_tcp_timeout()
2210 nvme_tcp_error_recovery(ctrl); in nvme_tcp_timeout()
2278 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_cmd_pdu()
2304 if (!nvmf_check_ready(&queue->ctrl->ctrl, rq, queue_ready)) in nvme_tcp_queue_rq()
2305 return nvmf_fail_nonready_command(&queue->ctrl->ctrl, rq); in nvme_tcp_queue_rq()
2320 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_map_queues() local
2321 struct nvmf_ctrl_options *opts = ctrl->ctrl.opts; in nvme_tcp_map_queues()
2323 if (opts->nr_write_queues && ctrl->io_queues[HCTX_TYPE_READ]) { in nvme_tcp_map_queues()
2326 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2329 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2331 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2335 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2338 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2344 if (opts->nr_poll_queues && ctrl->io_queues[HCTX_TYPE_POLL]) { in nvme_tcp_map_queues()
2347 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_map_queues()
2349 ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_map_queues()
2350 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2354 dev_info(ctrl->ctrl.device, in nvme_tcp_map_queues()
2356 ctrl->io_queues[HCTX_TYPE_DEFAULT], in nvme_tcp_map_queues()
2357 ctrl->io_queues[HCTX_TYPE_READ], in nvme_tcp_map_queues()
2358 ctrl->io_queues[HCTX_TYPE_POLL]); in nvme_tcp_map_queues()
2416 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_existing_controller() local
2420 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) { in nvme_tcp_existing_controller()
2421 found = nvmf_ip_options_match(&ctrl->ctrl, opts); in nvme_tcp_existing_controller()
2433 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_create_ctrl() local
2436 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); in nvme_tcp_create_ctrl()
2437 if (!ctrl) in nvme_tcp_create_ctrl()
2440 INIT_LIST_HEAD(&ctrl->list); in nvme_tcp_create_ctrl()
2441 ctrl->ctrl.opts = opts; in nvme_tcp_create_ctrl()
2442 ctrl->ctrl.queue_count = opts->nr_io_queues + opts->nr_write_queues + in nvme_tcp_create_ctrl()
2444 ctrl->ctrl.sqsize = opts->queue_size - 1; in nvme_tcp_create_ctrl()
2445 ctrl->ctrl.kato = opts->kato; in nvme_tcp_create_ctrl()
2447 INIT_DELAYED_WORK(&ctrl->connect_work, in nvme_tcp_create_ctrl()
2449 INIT_WORK(&ctrl->err_work, nvme_tcp_error_recovery_work); in nvme_tcp_create_ctrl()
2450 INIT_WORK(&ctrl->ctrl.reset_work, nvme_reset_ctrl_work); in nvme_tcp_create_ctrl()
2463 opts->traddr, opts->trsvcid, &ctrl->addr); in nvme_tcp_create_ctrl()
2472 opts->host_traddr, NULL, &ctrl->src_addr); in nvme_tcp_create_ctrl()
2485 ctrl->queues = kcalloc(ctrl->ctrl.queue_count, sizeof(*ctrl->queues), in nvme_tcp_create_ctrl()
2487 if (!ctrl->queues) { in nvme_tcp_create_ctrl()
2492 ret = nvme_init_ctrl(&ctrl->ctrl, dev, &nvme_tcp_ctrl_ops, 0); in nvme_tcp_create_ctrl()
2496 if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_create_ctrl()
2502 ret = nvme_tcp_setup_ctrl(&ctrl->ctrl, true); in nvme_tcp_create_ctrl()
2506 dev_info(ctrl->ctrl.device, "new ctrl: NQN \"%s\", addr %pISp\n", in nvme_tcp_create_ctrl()
2507 ctrl->ctrl.opts->subsysnqn, &ctrl->addr); in nvme_tcp_create_ctrl()
2510 list_add_tail(&ctrl->list, &nvme_tcp_ctrl_list); in nvme_tcp_create_ctrl()
2513 return &ctrl->ctrl; in nvme_tcp_create_ctrl()
2516 nvme_uninit_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2517 nvme_put_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2522 kfree(ctrl->queues); in nvme_tcp_create_ctrl()
2524 kfree(ctrl); in nvme_tcp_create_ctrl()
2553 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_cleanup_module() local
2558 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) in nvme_tcp_cleanup_module()
2559 nvme_delete_ctrl(&ctrl->ctrl); in nvme_tcp_cleanup_module()