Lines Matching full:ctrl
139 struct nvme_tcp_ctrl *ctrl; member
167 struct nvme_ctrl ctrl; member
182 static inline struct nvme_tcp_ctrl *to_tcp_ctrl(struct nvme_ctrl *ctrl) in to_tcp_ctrl() argument
184 return container_of(ctrl, struct nvme_tcp_ctrl, ctrl); in to_tcp_ctrl()
189 return queue - queue->ctrl->queues; in nvme_tcp_queue_id()
197 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_tcp_tagset()
198 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_tcp_tagset()
232 return req == &req->queue->ctrl->async_req; in nvme_tcp_async_req()
427 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
437 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
456 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_check_ddgst()
478 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(set->driver_data); in nvme_tcp_init_request() local
481 int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0; in nvme_tcp_init_request()
482 struct nvme_tcp_queue *queue = &ctrl->queues[queue_idx]; in nvme_tcp_init_request()
493 nvme_req(rq)->ctrl = &ctrl->ctrl; in nvme_tcp_init_request()
502 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(data); in nvme_tcp_init_hctx() local
503 struct nvme_tcp_queue *queue = &ctrl->queues[hctx_idx + 1]; in nvme_tcp_init_hctx()
512 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(data); in nvme_tcp_init_admin_hctx() local
513 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_init_admin_hctx()
536 static void nvme_tcp_error_recovery(struct nvme_ctrl *ctrl) in nvme_tcp_error_recovery() argument
538 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_RESETTING)) in nvme_tcp_error_recovery()
541 dev_warn(ctrl->device, "starting error recovery\n"); in nvme_tcp_error_recovery()
542 queue_work(nvme_reset_wq, &to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_error_recovery()
553 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_process_nvme_cqe()
556 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_process_nvme_cqe()
578 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
585 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
595 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
598 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_handle_c2h_data()
619 nvme_complete_async_event(&queue->ctrl->ctrl, cqe->status, in nvme_tcp_handle_comp()
671 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
679 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
686 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
693 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
728 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_term()
740 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_term()
797 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_pdu()
834 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
854 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
908 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_ddgst()
952 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_skb()
955 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_recv_skb()
1005 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_state_change()
1008 dev_info(queue->ctrl->ctrl.device, in nvme_tcp_state_change()
1028 nvme_complete_async_event(&req->queue->ctrl->ctrl, in nvme_tcp_fail_request()
1247 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_try_send()
1341 static void nvme_tcp_free_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_free_async_req() argument
1343 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_free_async_req()
1348 static int nvme_tcp_alloc_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_alloc_async_req() argument
1350 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1351 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_alloc_async_req()
1360 async->queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1367 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_queue() local
1368 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_free_queue()
1460 pr_err("queue %d: data digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1470 pr_err("queue %d: header digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1506 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_default_queue() local
1510 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_default_queue()
1515 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_read_queue() local
1520 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_read_queue()
1521 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_read_queue()
1526 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_poll_queue() local
1532 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_poll_queue()
1533 ctrl->io_queues[HCTX_TYPE_READ] + in nvme_tcp_poll_queue()
1534 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_poll_queue()
1539 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_set_queue_io_cpu() local
1546 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - 1; in nvme_tcp_set_queue_io_cpu()
1548 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - in nvme_tcp_set_queue_io_cpu()
1549 ctrl->io_queues[HCTX_TYPE_READ] - 1; in nvme_tcp_set_queue_io_cpu()
1555 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_queue() local
1556 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_alloc_queue()
1560 queue->ctrl = ctrl; in nvme_tcp_alloc_queue()
1572 ret = sock_create(ctrl->addr.ss_family, SOCK_STREAM, in nvme_tcp_alloc_queue()
1616 ret = kernel_bind(queue->sock, (struct sockaddr *)&ctrl->src_addr, in nvme_tcp_alloc_queue()
1617 sizeof(ctrl->src_addr)); in nvme_tcp_alloc_queue()
1662 ret = kernel_connect(queue->sock, (struct sockaddr *)&ctrl->addr, in nvme_tcp_alloc_queue()
1663 sizeof(ctrl->addr), 0); in nvme_tcp_alloc_queue()
1715 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_stop_queue_nowait() local
1716 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_stop_queue_nowait()
1729 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_wait_queue() local
1730 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_wait_queue()
1770 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_start_queue() local
1771 struct nvme_tcp_queue *queue = &ctrl->queues[idx]; in nvme_tcp_start_queue()
1794 static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_free_admin_queue() argument
1796 if (to_tcp_ctrl(ctrl)->async_req.pdu) { in nvme_tcp_free_admin_queue()
1797 cancel_work_sync(&ctrl->async_event_work); in nvme_tcp_free_admin_queue()
1798 nvme_tcp_free_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_free_admin_queue()
1799 to_tcp_ctrl(ctrl)->async_req.pdu = NULL; in nvme_tcp_free_admin_queue()
1802 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_free_admin_queue()
1805 static void nvme_tcp_free_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_free_io_queues() argument
1809 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_free_io_queues()
1810 nvme_tcp_free_queue(ctrl, i); in nvme_tcp_free_io_queues()
1813 static void nvme_tcp_stop_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_stop_io_queues() argument
1817 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_stop_io_queues()
1818 nvme_tcp_stop_queue_nowait(ctrl, i); in nvme_tcp_stop_io_queues()
1819 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_stop_io_queues()
1820 nvme_tcp_wait_queue(ctrl, i); in nvme_tcp_stop_io_queues()
1823 static int nvme_tcp_start_io_queues(struct nvme_ctrl *ctrl, in nvme_tcp_start_io_queues() argument
1829 ret = nvme_tcp_start_queue(ctrl, i); in nvme_tcp_start_io_queues()
1838 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_start_io_queues()
1842 static int nvme_tcp_alloc_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_admin_queue() argument
1846 ret = nvme_tcp_alloc_queue(ctrl, 0); in nvme_tcp_alloc_admin_queue()
1850 ret = nvme_tcp_alloc_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_alloc_admin_queue()
1857 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_alloc_admin_queue()
1861 static int __nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in __nvme_tcp_alloc_io_queues() argument
1865 for (i = 1; i < ctrl->queue_count; i++) { in __nvme_tcp_alloc_io_queues()
1866 ret = nvme_tcp_alloc_queue(ctrl, i); in __nvme_tcp_alloc_io_queues()
1875 nvme_tcp_free_queue(ctrl, i); in __nvme_tcp_alloc_io_queues()
1880 static int nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_io_queues() argument
1885 nr_io_queues = nvmf_nr_io_queues(ctrl->opts); in nvme_tcp_alloc_io_queues()
1886 ret = nvme_set_queue_count(ctrl, &nr_io_queues); in nvme_tcp_alloc_io_queues()
1891 dev_err(ctrl->device, in nvme_tcp_alloc_io_queues()
1896 ctrl->queue_count = nr_io_queues + 1; in nvme_tcp_alloc_io_queues()
1897 dev_info(ctrl->device, in nvme_tcp_alloc_io_queues()
1900 nvmf_set_io_queues(ctrl->opts, nr_io_queues, in nvme_tcp_alloc_io_queues()
1901 to_tcp_ctrl(ctrl)->io_queues); in nvme_tcp_alloc_io_queues()
1902 return __nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1905 static void nvme_tcp_destroy_io_queues(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_io_queues() argument
1907 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1909 nvme_remove_io_tag_set(ctrl); in nvme_tcp_destroy_io_queues()
1910 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1913 static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_io_queues() argument
1917 ret = nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1922 ret = nvme_alloc_io_tag_set(ctrl, &to_tcp_ctrl(ctrl)->tag_set, in nvme_tcp_configure_io_queues()
1924 ctrl->opts->nr_poll_queues ? HCTX_MAX_TYPES : 2, in nvme_tcp_configure_io_queues()
1935 nr_queues = min(ctrl->tagset->nr_hw_queues + 1, ctrl->queue_count); in nvme_tcp_configure_io_queues()
1936 ret = nvme_tcp_start_io_queues(ctrl, 1, nr_queues); in nvme_tcp_configure_io_queues()
1941 nvme_start_freeze(ctrl); in nvme_tcp_configure_io_queues()
1942 nvme_unquiesce_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1943 if (!nvme_wait_freeze_timeout(ctrl, NVME_IO_TIMEOUT)) { in nvme_tcp_configure_io_queues()
1950 nvme_unfreeze(ctrl); in nvme_tcp_configure_io_queues()
1953 blk_mq_update_nr_hw_queues(ctrl->tagset, in nvme_tcp_configure_io_queues()
1954 ctrl->queue_count - 1); in nvme_tcp_configure_io_queues()
1955 nvme_unfreeze(ctrl); in nvme_tcp_configure_io_queues()
1962 ret = nvme_tcp_start_io_queues(ctrl, nr_queues, in nvme_tcp_configure_io_queues()
1963 ctrl->tagset->nr_hw_queues + 1); in nvme_tcp_configure_io_queues()
1970 nvme_quiesce_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1971 nvme_sync_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1972 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1974 nvme_cancel_tagset(ctrl); in nvme_tcp_configure_io_queues()
1976 nvme_remove_io_tag_set(ctrl); in nvme_tcp_configure_io_queues()
1978 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1982 static void nvme_tcp_destroy_admin_queue(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_admin_queue() argument
1984 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_destroy_admin_queue()
1986 nvme_remove_admin_tag_set(ctrl); in nvme_tcp_destroy_admin_queue()
1987 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_destroy_admin_queue()
1990 static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_admin_queue() argument
1994 error = nvme_tcp_alloc_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1999 error = nvme_alloc_admin_tag_set(ctrl, in nvme_tcp_configure_admin_queue()
2000 &to_tcp_ctrl(ctrl)->admin_tag_set, in nvme_tcp_configure_admin_queue()
2007 error = nvme_tcp_start_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
2011 error = nvme_enable_ctrl(ctrl); in nvme_tcp_configure_admin_queue()
2015 nvme_unquiesce_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
2017 error = nvme_init_ctrl_finish(ctrl, false); in nvme_tcp_configure_admin_queue()
2024 nvme_quiesce_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
2025 blk_sync_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
2027 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
2028 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_configure_admin_queue()
2031 nvme_remove_admin_tag_set(ctrl); in nvme_tcp_configure_admin_queue()
2033 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
2037 static void nvme_tcp_teardown_admin_queue(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_admin_queue() argument
2040 nvme_quiesce_admin_queue(ctrl); in nvme_tcp_teardown_admin_queue()
2041 blk_sync_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
2042 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_teardown_admin_queue()
2043 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_teardown_admin_queue()
2045 nvme_unquiesce_admin_queue(ctrl); in nvme_tcp_teardown_admin_queue()
2046 nvme_tcp_destroy_admin_queue(ctrl, remove); in nvme_tcp_teardown_admin_queue()
2049 static void nvme_tcp_teardown_io_queues(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_io_queues() argument
2052 if (ctrl->queue_count <= 1) in nvme_tcp_teardown_io_queues()
2054 nvme_quiesce_admin_queue(ctrl); in nvme_tcp_teardown_io_queues()
2055 nvme_quiesce_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
2056 nvme_sync_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
2057 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
2058 nvme_cancel_tagset(ctrl); in nvme_tcp_teardown_io_queues()
2060 nvme_unquiesce_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
2061 nvme_tcp_destroy_io_queues(ctrl, remove); in nvme_tcp_teardown_io_queues()
2064 static void nvme_tcp_reconnect_or_remove(struct nvme_ctrl *ctrl) in nvme_tcp_reconnect_or_remove() argument
2066 enum nvme_ctrl_state state = nvme_ctrl_state(ctrl); in nvme_tcp_reconnect_or_remove()
2074 if (nvmf_should_reconnect(ctrl)) { in nvme_tcp_reconnect_or_remove()
2075 dev_info(ctrl->device, "Reconnecting in %d seconds...\n", in nvme_tcp_reconnect_or_remove()
2076 ctrl->opts->reconnect_delay); in nvme_tcp_reconnect_or_remove()
2077 queue_delayed_work(nvme_wq, &to_tcp_ctrl(ctrl)->connect_work, in nvme_tcp_reconnect_or_remove()
2078 ctrl->opts->reconnect_delay * HZ); in nvme_tcp_reconnect_or_remove()
2080 dev_info(ctrl->device, "Removing controller...\n"); in nvme_tcp_reconnect_or_remove()
2081 nvme_delete_ctrl(ctrl); in nvme_tcp_reconnect_or_remove()
2085 static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_setup_ctrl() argument
2087 struct nvmf_ctrl_options *opts = ctrl->opts; in nvme_tcp_setup_ctrl()
2090 ret = nvme_tcp_configure_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2094 if (ctrl->icdoff) { in nvme_tcp_setup_ctrl()
2096 dev_err(ctrl->device, "icdoff is not supported!\n"); in nvme_tcp_setup_ctrl()
2100 if (!nvme_ctrl_sgl_supported(ctrl)) { in nvme_tcp_setup_ctrl()
2102 dev_err(ctrl->device, "Mandatory sgls are not supported!\n"); in nvme_tcp_setup_ctrl()
2106 if (opts->queue_size > ctrl->sqsize + 1) in nvme_tcp_setup_ctrl()
2107 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
2108 "queue_size %zu > ctrl sqsize %u, clamping down\n", in nvme_tcp_setup_ctrl()
2109 opts->queue_size, ctrl->sqsize + 1); in nvme_tcp_setup_ctrl()
2111 if (ctrl->sqsize + 1 > ctrl->maxcmd) { in nvme_tcp_setup_ctrl()
2112 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
2113 "sqsize %u > ctrl maxcmd %u, clamping down\n", in nvme_tcp_setup_ctrl()
2114 ctrl->sqsize + 1, ctrl->maxcmd); in nvme_tcp_setup_ctrl()
2115 ctrl->sqsize = ctrl->maxcmd - 1; in nvme_tcp_setup_ctrl()
2118 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2119 ret = nvme_tcp_configure_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2124 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_LIVE)) { in nvme_tcp_setup_ctrl()
2126 * state change failure is ok if we started ctrl delete, in nvme_tcp_setup_ctrl()
2130 enum nvme_ctrl_state state = nvme_ctrl_state(ctrl); in nvme_tcp_setup_ctrl()
2139 nvme_start_ctrl(ctrl); in nvme_tcp_setup_ctrl()
2143 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2144 nvme_quiesce_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2145 nvme_sync_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2146 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2147 nvme_cancel_tagset(ctrl); in nvme_tcp_setup_ctrl()
2148 nvme_tcp_destroy_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2151 nvme_quiesce_admin_queue(ctrl); in nvme_tcp_setup_ctrl()
2152 blk_sync_queue(ctrl->admin_q); in nvme_tcp_setup_ctrl()
2153 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_setup_ctrl()
2154 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_setup_ctrl()
2155 nvme_tcp_destroy_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2163 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_reconnect_ctrl_work() local
2165 ++ctrl->nr_reconnects; in nvme_tcp_reconnect_ctrl_work()
2167 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_tcp_reconnect_ctrl_work()
2170 dev_info(ctrl->device, "Successfully reconnected (%d attempt)\n", in nvme_tcp_reconnect_ctrl_work()
2171 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2173 ctrl->nr_reconnects = 0; in nvme_tcp_reconnect_ctrl_work()
2178 dev_info(ctrl->device, "Failed reconnect attempt %d\n", in nvme_tcp_reconnect_ctrl_work()
2179 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2180 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_reconnect_ctrl_work()
2187 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_error_recovery_work() local
2189 nvme_stop_keep_alive(ctrl); in nvme_tcp_error_recovery_work()
2190 flush_work(&ctrl->async_event_work); in nvme_tcp_error_recovery_work()
2191 nvme_tcp_teardown_io_queues(ctrl, false); in nvme_tcp_error_recovery_work()
2193 nvme_unquiesce_io_queues(ctrl); in nvme_tcp_error_recovery_work()
2194 nvme_tcp_teardown_admin_queue(ctrl, false); in nvme_tcp_error_recovery_work()
2195 nvme_unquiesce_admin_queue(ctrl); in nvme_tcp_error_recovery_work()
2196 nvme_auth_stop(ctrl); in nvme_tcp_error_recovery_work()
2198 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_error_recovery_work()
2199 /* state change failure is ok if we started ctrl delete */ in nvme_tcp_error_recovery_work()
2200 enum nvme_ctrl_state state = nvme_ctrl_state(ctrl); in nvme_tcp_error_recovery_work()
2207 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_error_recovery_work()
2210 static void nvme_tcp_teardown_ctrl(struct nvme_ctrl *ctrl, bool shutdown) in nvme_tcp_teardown_ctrl() argument
2212 nvme_tcp_teardown_io_queues(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2213 nvme_quiesce_admin_queue(ctrl); in nvme_tcp_teardown_ctrl()
2214 nvme_disable_ctrl(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2215 nvme_tcp_teardown_admin_queue(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2218 static void nvme_tcp_delete_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_delete_ctrl() argument
2220 nvme_tcp_teardown_ctrl(ctrl, true); in nvme_tcp_delete_ctrl()
2225 struct nvme_ctrl *ctrl = in nvme_reset_ctrl_work() local
2228 nvme_stop_ctrl(ctrl); in nvme_reset_ctrl_work()
2229 nvme_tcp_teardown_ctrl(ctrl, false); in nvme_reset_ctrl_work()
2231 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_reset_ctrl_work()
2232 /* state change failure is ok if we started ctrl delete */ in nvme_reset_ctrl_work()
2233 enum nvme_ctrl_state state = nvme_ctrl_state(ctrl); in nvme_reset_ctrl_work()
2240 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_reset_ctrl_work()
2246 ++ctrl->nr_reconnects; in nvme_reset_ctrl_work()
2247 nvme_tcp_reconnect_or_remove(ctrl); in nvme_reset_ctrl_work()
2250 static void nvme_tcp_stop_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_stop_ctrl() argument
2252 flush_work(&to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_stop_ctrl()
2253 cancel_delayed_work_sync(&to_tcp_ctrl(ctrl)->connect_work); in nvme_tcp_stop_ctrl()
2258 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_ctrl() local
2260 if (list_empty(&ctrl->list)) in nvme_tcp_free_ctrl()
2264 list_del(&ctrl->list); in nvme_tcp_free_ctrl()
2269 kfree(ctrl->queues); in nvme_tcp_free_ctrl()
2270 kfree(ctrl); in nvme_tcp_free_ctrl()
2288 sg->addr = cpu_to_le64(queue->ctrl->ctrl.icdoff); in nvme_tcp_set_sg_inline()
2306 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(arg); in nvme_tcp_submit_async_event() local
2307 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_submit_async_event()
2308 struct nvme_tcp_cmd_pdu *pdu = ctrl->async_req.pdu; in nvme_tcp_submit_async_event()
2324 ctrl->async_req.state = NVME_TCP_SEND_CMD_PDU; in nvme_tcp_submit_async_event()
2325 ctrl->async_req.offset = 0; in nvme_tcp_submit_async_event()
2326 ctrl->async_req.curr_bio = NULL; in nvme_tcp_submit_async_event()
2327 ctrl->async_req.data_len = 0; in nvme_tcp_submit_async_event()
2329 nvme_tcp_queue_request(&ctrl->async_req, true, true); in nvme_tcp_submit_async_event()
2335 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_complete_timed_out() local
2337 nvme_tcp_stop_queue(ctrl, nvme_tcp_queue_id(req->queue)); in nvme_tcp_complete_timed_out()
2344 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_timeout() local
2349 dev_warn(ctrl->device, in nvme_tcp_timeout()
2354 if (nvme_ctrl_state(ctrl) != NVME_CTRL_LIVE) { in nvme_tcp_timeout()
2359 * - ctrl disable/shutdown fabrics requests in nvme_tcp_timeout()
2376 nvme_tcp_error_recovery(ctrl); in nvme_tcp_timeout()
2446 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_cmd_pdu()
2472 if (!nvme_check_ready(&queue->ctrl->ctrl, rq, queue_ready)) in nvme_tcp_queue_rq()
2473 return nvme_fail_nonready_command(&queue->ctrl->ctrl, rq); in nvme_tcp_queue_rq()
2488 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(set->driver_data); in nvme_tcp_map_queues() local
2490 nvmf_map_queues(set, &ctrl->ctrl, ctrl->io_queues); in nvme_tcp_map_queues()
2510 static int nvme_tcp_get_address(struct nvme_ctrl *ctrl, char *buf, int size) in nvme_tcp_get_address() argument
2512 struct nvme_tcp_queue *queue = &to_tcp_ctrl(ctrl)->queues[0]; in nvme_tcp_get_address()
2516 len = nvmf_get_address(ctrl, buf, size); in nvme_tcp_get_address()
2574 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_existing_controller() local
2578 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) { in nvme_tcp_existing_controller()
2579 found = nvmf_ip_options_match(&ctrl->ctrl, opts); in nvme_tcp_existing_controller()
2591 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_create_ctrl() local
2594 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); in nvme_tcp_create_ctrl()
2595 if (!ctrl) in nvme_tcp_create_ctrl()
2598 INIT_LIST_HEAD(&ctrl->list); in nvme_tcp_create_ctrl()
2599 ctrl->ctrl.opts = opts; in nvme_tcp_create_ctrl()
2600 ctrl->ctrl.queue_count = opts->nr_io_queues + opts->nr_write_queues + in nvme_tcp_create_ctrl()
2602 ctrl->ctrl.sqsize = opts->queue_size - 1; in nvme_tcp_create_ctrl()
2603 ctrl->ctrl.kato = opts->kato; in nvme_tcp_create_ctrl()
2605 INIT_DELAYED_WORK(&ctrl->connect_work, in nvme_tcp_create_ctrl()
2607 INIT_WORK(&ctrl->err_work, nvme_tcp_error_recovery_work); in nvme_tcp_create_ctrl()
2608 INIT_WORK(&ctrl->ctrl.reset_work, nvme_reset_ctrl_work); in nvme_tcp_create_ctrl()
2621 opts->traddr, opts->trsvcid, &ctrl->addr); in nvme_tcp_create_ctrl()
2630 opts->host_traddr, NULL, &ctrl->src_addr); in nvme_tcp_create_ctrl()
2652 ctrl->queues = kcalloc(ctrl->ctrl.queue_count, sizeof(*ctrl->queues), in nvme_tcp_create_ctrl()
2654 if (!ctrl->queues) { in nvme_tcp_create_ctrl()
2659 ret = nvme_init_ctrl(&ctrl->ctrl, dev, &nvme_tcp_ctrl_ops, 0); in nvme_tcp_create_ctrl()
2663 if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_create_ctrl()
2669 ret = nvme_tcp_setup_ctrl(&ctrl->ctrl, true); in nvme_tcp_create_ctrl()
2673 dev_info(ctrl->ctrl.device, "new ctrl: NQN \"%s\", addr %pISp\n", in nvme_tcp_create_ctrl()
2674 nvmf_ctrl_subsysnqn(&ctrl->ctrl), &ctrl->addr); in nvme_tcp_create_ctrl()
2677 list_add_tail(&ctrl->list, &nvme_tcp_ctrl_list); in nvme_tcp_create_ctrl()
2680 return &ctrl->ctrl; in nvme_tcp_create_ctrl()
2683 nvme_uninit_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2684 nvme_put_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2689 kfree(ctrl->queues); in nvme_tcp_create_ctrl()
2691 kfree(ctrl); in nvme_tcp_create_ctrl()
2729 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_cleanup_module() local
2734 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) in nvme_tcp_cleanup_module()
2735 nvme_delete_ctrl(&ctrl->ctrl); in nvme_tcp_cleanup_module()