Lines Matching full:ctrl
135 struct nvme_tcp_ctrl *ctrl; member
163 struct nvme_ctrl ctrl; member
178 static inline struct nvme_tcp_ctrl *to_tcp_ctrl(struct nvme_ctrl *ctrl) in to_tcp_ctrl() argument
180 return container_of(ctrl, struct nvme_tcp_ctrl, ctrl); in to_tcp_ctrl()
185 return queue - queue->ctrl->queues; in nvme_tcp_queue_id()
193 return queue->ctrl->admin_tag_set.tags[queue_idx]; in nvme_tcp_tagset()
194 return queue->ctrl->tag_set.tags[queue_idx - 1]; in nvme_tcp_tagset()
214 return req == &req->queue->ctrl->async_req; in nvme_tcp_async_req()
409 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
419 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_verify_hdgst()
438 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_check_ddgst()
460 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_init_request() local
462 int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0; in nvme_tcp_init_request()
463 struct nvme_tcp_queue *queue = &ctrl->queues[queue_idx]; in nvme_tcp_init_request()
473 nvme_req(rq)->ctrl = &ctrl->ctrl; in nvme_tcp_init_request()
481 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_hctx() local
482 struct nvme_tcp_queue *queue = &ctrl->queues[hctx_idx + 1]; in nvme_tcp_init_hctx()
491 struct nvme_tcp_ctrl *ctrl = data; in nvme_tcp_init_admin_hctx() local
492 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_init_admin_hctx()
515 static void nvme_tcp_error_recovery(struct nvme_ctrl *ctrl) in nvme_tcp_error_recovery() argument
517 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_RESETTING)) in nvme_tcp_error_recovery()
520 dev_warn(ctrl->device, "starting error recovery\n"); in nvme_tcp_error_recovery()
521 queue_work(nvme_reset_wq, &to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_error_recovery()
531 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_process_nvme_cqe()
534 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_process_nvme_cqe()
552 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
559 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
569 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_c2h_data()
572 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_handle_c2h_data()
593 nvme_complete_async_event(&queue->ctrl->ctrl, cqe->status, in nvme_tcp_handle_comp()
614 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
621 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
629 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_h2c_data_pdu()
663 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_handle_r2t()
726 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_pdu()
763 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
783 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_data()
830 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_ddgst()
871 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_recv_skb()
874 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_recv_skb()
922 nvme_tcp_error_recovery(&queue->ctrl->ctrl); in nvme_tcp_state_change()
925 dev_info(queue->ctrl->ctrl.device, in nvme_tcp_state_change()
945 nvme_complete_async_event(&req->queue->ctrl->ctrl, in nvme_tcp_fail_request()
1147 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_try_send()
1239 static void nvme_tcp_free_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_free_async_req() argument
1241 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_free_async_req()
1246 static int nvme_tcp_alloc_async_req(struct nvme_tcp_ctrl *ctrl) in nvme_tcp_alloc_async_req() argument
1248 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1249 struct nvme_tcp_request *async = &ctrl->async_req; in nvme_tcp_alloc_async_req()
1258 async->queue = &ctrl->queues[0]; in nvme_tcp_alloc_async_req()
1264 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_queue() local
1265 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_free_queue()
1345 pr_err("queue %d: data digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1355 pr_err("queue %d: header digest mismatch host: %s ctrl: %s\n", in nvme_tcp_init_connection()
1383 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_default_queue() local
1387 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_default_queue()
1392 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_read_queue() local
1397 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_read_queue()
1398 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_read_queue()
1403 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_poll_queue() local
1409 qid < 1 + ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_poll_queue()
1410 ctrl->io_queues[HCTX_TYPE_READ] + in nvme_tcp_poll_queue()
1411 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_poll_queue()
1416 struct nvme_tcp_ctrl *ctrl = queue->ctrl; in nvme_tcp_set_queue_io_cpu() local
1423 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - 1; in nvme_tcp_set_queue_io_cpu()
1425 n = qid - ctrl->io_queues[HCTX_TYPE_DEFAULT] - in nvme_tcp_set_queue_io_cpu()
1426 ctrl->io_queues[HCTX_TYPE_READ] - 1; in nvme_tcp_set_queue_io_cpu()
1433 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_queue() local
1434 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_alloc_queue()
1438 queue->ctrl = ctrl; in nvme_tcp_alloc_queue()
1451 ret = sock_create(ctrl->addr.ss_family, SOCK_STREAM, in nvme_tcp_alloc_queue()
1494 ret = kernel_bind(queue->sock, (struct sockaddr *)&ctrl->src_addr, in nvme_tcp_alloc_queue()
1495 sizeof(ctrl->src_addr)); in nvme_tcp_alloc_queue()
1526 ret = kernel_connect(queue->sock, (struct sockaddr *)&ctrl->addr, in nvme_tcp_alloc_queue()
1527 sizeof(ctrl->addr), 0); in nvme_tcp_alloc_queue()
1593 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_stop_queue() local
1594 struct nvme_tcp_queue *queue = &ctrl->queues[qid]; in nvme_tcp_stop_queue()
1604 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_start_queue() local
1613 set_bit(NVME_TCP_Q_LIVE, &ctrl->queues[idx].flags); in nvme_tcp_start_queue()
1615 if (test_bit(NVME_TCP_Q_ALLOCATED, &ctrl->queues[idx].flags)) in nvme_tcp_start_queue()
1616 __nvme_tcp_stop_queue(&ctrl->queues[idx]); in nvme_tcp_start_queue()
1626 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_alloc_tagset() local
1631 set = &ctrl->admin_tag_set; in nvme_tcp_alloc_tagset()
1639 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1643 set = &ctrl->tag_set; in nvme_tcp_alloc_tagset()
1651 set->driver_data = ctrl; in nvme_tcp_alloc_tagset()
1664 static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_free_admin_queue() argument
1666 if (to_tcp_ctrl(ctrl)->async_req.pdu) { in nvme_tcp_free_admin_queue()
1667 cancel_work_sync(&ctrl->async_event_work); in nvme_tcp_free_admin_queue()
1668 nvme_tcp_free_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_free_admin_queue()
1669 to_tcp_ctrl(ctrl)->async_req.pdu = NULL; in nvme_tcp_free_admin_queue()
1672 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_free_admin_queue()
1675 static void nvme_tcp_free_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_free_io_queues() argument
1679 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_free_io_queues()
1680 nvme_tcp_free_queue(ctrl, i); in nvme_tcp_free_io_queues()
1683 static void nvme_tcp_stop_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_stop_io_queues() argument
1687 for (i = 1; i < ctrl->queue_count; i++) in nvme_tcp_stop_io_queues()
1688 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_stop_io_queues()
1691 static int nvme_tcp_start_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_start_io_queues() argument
1695 for (i = 1; i < ctrl->queue_count; i++) { in nvme_tcp_start_io_queues()
1696 ret = nvme_tcp_start_queue(ctrl, i); in nvme_tcp_start_io_queues()
1705 nvme_tcp_stop_queue(ctrl, i); in nvme_tcp_start_io_queues()
1709 static int nvme_tcp_alloc_admin_queue(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_admin_queue() argument
1713 ret = nvme_tcp_alloc_queue(ctrl, 0, NVME_AQ_DEPTH); in nvme_tcp_alloc_admin_queue()
1717 ret = nvme_tcp_alloc_async_req(to_tcp_ctrl(ctrl)); in nvme_tcp_alloc_admin_queue()
1724 nvme_tcp_free_queue(ctrl, 0); in nvme_tcp_alloc_admin_queue()
1728 static int __nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in __nvme_tcp_alloc_io_queues() argument
1732 for (i = 1; i < ctrl->queue_count; i++) { in __nvme_tcp_alloc_io_queues()
1733 ret = nvme_tcp_alloc_queue(ctrl, i, in __nvme_tcp_alloc_io_queues()
1734 ctrl->sqsize + 1); in __nvme_tcp_alloc_io_queues()
1743 nvme_tcp_free_queue(ctrl, i); in __nvme_tcp_alloc_io_queues()
1748 static unsigned int nvme_tcp_nr_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_nr_io_queues() argument
1752 nr_io_queues = min(ctrl->opts->nr_io_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1753 nr_io_queues += min(ctrl->opts->nr_write_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1754 nr_io_queues += min(ctrl->opts->nr_poll_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1762 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_set_io_queues() local
1771 ctrl->io_queues[HCTX_TYPE_READ] = opts->nr_io_queues; in nvme_tcp_set_io_queues()
1772 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_set_io_queues()
1773 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1775 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1782 ctrl->io_queues[HCTX_TYPE_DEFAULT] = in nvme_tcp_set_io_queues()
1784 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_set_io_queues()
1789 ctrl->io_queues[HCTX_TYPE_POLL] = in nvme_tcp_set_io_queues()
1794 static int nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) in nvme_tcp_alloc_io_queues() argument
1799 nr_io_queues = nvme_tcp_nr_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1800 ret = nvme_set_queue_count(ctrl, &nr_io_queues); in nvme_tcp_alloc_io_queues()
1805 dev_err(ctrl->device, in nvme_tcp_alloc_io_queues()
1810 ctrl->queue_count = nr_io_queues + 1; in nvme_tcp_alloc_io_queues()
1811 dev_info(ctrl->device, in nvme_tcp_alloc_io_queues()
1814 nvme_tcp_set_io_queues(ctrl, nr_io_queues); in nvme_tcp_alloc_io_queues()
1816 return __nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_alloc_io_queues()
1819 static void nvme_tcp_destroy_io_queues(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_io_queues() argument
1821 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1823 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_destroy_io_queues()
1824 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_destroy_io_queues()
1826 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_destroy_io_queues()
1829 static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_io_queues() argument
1833 ret = nvme_tcp_alloc_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1838 ctrl->tagset = nvme_tcp_alloc_tagset(ctrl, false); in nvme_tcp_configure_io_queues()
1839 if (IS_ERR(ctrl->tagset)) { in nvme_tcp_configure_io_queues()
1840 ret = PTR_ERR(ctrl->tagset); in nvme_tcp_configure_io_queues()
1844 ctrl->connect_q = blk_mq_init_queue(ctrl->tagset); in nvme_tcp_configure_io_queues()
1845 if (IS_ERR(ctrl->connect_q)) { in nvme_tcp_configure_io_queues()
1846 ret = PTR_ERR(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1851 ret = nvme_tcp_start_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1856 nvme_start_queues(ctrl); in nvme_tcp_configure_io_queues()
1857 if (!nvme_wait_freeze_timeout(ctrl, NVME_IO_TIMEOUT)) { in nvme_tcp_configure_io_queues()
1866 blk_mq_update_nr_hw_queues(ctrl->tagset, in nvme_tcp_configure_io_queues()
1867 ctrl->queue_count - 1); in nvme_tcp_configure_io_queues()
1868 nvme_unfreeze(ctrl); in nvme_tcp_configure_io_queues()
1874 nvme_stop_queues(ctrl); in nvme_tcp_configure_io_queues()
1875 nvme_sync_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1876 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1878 nvme_cancel_tagset(ctrl); in nvme_tcp_configure_io_queues()
1880 blk_cleanup_queue(ctrl->connect_q); in nvme_tcp_configure_io_queues()
1883 blk_mq_free_tag_set(ctrl->tagset); in nvme_tcp_configure_io_queues()
1885 nvme_tcp_free_io_queues(ctrl); in nvme_tcp_configure_io_queues()
1889 static void nvme_tcp_destroy_admin_queue(struct nvme_ctrl *ctrl, bool remove) in nvme_tcp_destroy_admin_queue() argument
1891 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_destroy_admin_queue()
1893 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_destroy_admin_queue()
1894 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_destroy_admin_queue()
1895 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_destroy_admin_queue()
1897 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_destroy_admin_queue()
1900 static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_configure_admin_queue() argument
1904 error = nvme_tcp_alloc_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1909 ctrl->admin_tagset = nvme_tcp_alloc_tagset(ctrl, true); in nvme_tcp_configure_admin_queue()
1910 if (IS_ERR(ctrl->admin_tagset)) { in nvme_tcp_configure_admin_queue()
1911 error = PTR_ERR(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1915 ctrl->fabrics_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1916 if (IS_ERR(ctrl->fabrics_q)) { in nvme_tcp_configure_admin_queue()
1917 error = PTR_ERR(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1921 ctrl->admin_q = blk_mq_init_queue(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1922 if (IS_ERR(ctrl->admin_q)) { in nvme_tcp_configure_admin_queue()
1923 error = PTR_ERR(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1928 error = nvme_tcp_start_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1932 error = nvme_enable_ctrl(ctrl); in nvme_tcp_configure_admin_queue()
1936 blk_mq_unquiesce_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1938 error = nvme_init_identify(ctrl); in nvme_tcp_configure_admin_queue()
1945 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1946 blk_sync_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1948 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_configure_admin_queue()
1949 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_configure_admin_queue()
1952 blk_cleanup_queue(ctrl->admin_q); in nvme_tcp_configure_admin_queue()
1955 blk_cleanup_queue(ctrl->fabrics_q); in nvme_tcp_configure_admin_queue()
1958 blk_mq_free_tag_set(ctrl->admin_tagset); in nvme_tcp_configure_admin_queue()
1960 nvme_tcp_free_admin_queue(ctrl); in nvme_tcp_configure_admin_queue()
1964 static void nvme_tcp_teardown_admin_queue(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_admin_queue() argument
1967 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1968 blk_sync_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1969 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_teardown_admin_queue()
1970 if (ctrl->admin_tagset) { in nvme_tcp_teardown_admin_queue()
1971 blk_mq_tagset_busy_iter(ctrl->admin_tagset, in nvme_tcp_teardown_admin_queue()
1972 nvme_cancel_request, ctrl); in nvme_tcp_teardown_admin_queue()
1973 blk_mq_tagset_wait_completed_request(ctrl->admin_tagset); in nvme_tcp_teardown_admin_queue()
1976 blk_mq_unquiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_admin_queue()
1977 nvme_tcp_destroy_admin_queue(ctrl, remove); in nvme_tcp_teardown_admin_queue()
1980 static void nvme_tcp_teardown_io_queues(struct nvme_ctrl *ctrl, in nvme_tcp_teardown_io_queues() argument
1983 if (ctrl->queue_count <= 1) in nvme_tcp_teardown_io_queues()
1985 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_io_queues()
1986 nvme_start_freeze(ctrl); in nvme_tcp_teardown_io_queues()
1987 nvme_stop_queues(ctrl); in nvme_tcp_teardown_io_queues()
1988 nvme_sync_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1989 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_teardown_io_queues()
1990 if (ctrl->tagset) { in nvme_tcp_teardown_io_queues()
1991 blk_mq_tagset_busy_iter(ctrl->tagset, in nvme_tcp_teardown_io_queues()
1992 nvme_cancel_request, ctrl); in nvme_tcp_teardown_io_queues()
1993 blk_mq_tagset_wait_completed_request(ctrl->tagset); in nvme_tcp_teardown_io_queues()
1996 nvme_start_queues(ctrl); in nvme_tcp_teardown_io_queues()
1997 nvme_tcp_destroy_io_queues(ctrl, remove); in nvme_tcp_teardown_io_queues()
2000 static void nvme_tcp_reconnect_or_remove(struct nvme_ctrl *ctrl) in nvme_tcp_reconnect_or_remove() argument
2003 if (ctrl->state != NVME_CTRL_CONNECTING) { in nvme_tcp_reconnect_or_remove()
2004 WARN_ON_ONCE(ctrl->state == NVME_CTRL_NEW || in nvme_tcp_reconnect_or_remove()
2005 ctrl->state == NVME_CTRL_LIVE); in nvme_tcp_reconnect_or_remove()
2009 if (nvmf_should_reconnect(ctrl)) { in nvme_tcp_reconnect_or_remove()
2010 dev_info(ctrl->device, "Reconnecting in %d seconds...\n", in nvme_tcp_reconnect_or_remove()
2011 ctrl->opts->reconnect_delay); in nvme_tcp_reconnect_or_remove()
2012 queue_delayed_work(nvme_wq, &to_tcp_ctrl(ctrl)->connect_work, in nvme_tcp_reconnect_or_remove()
2013 ctrl->opts->reconnect_delay * HZ); in nvme_tcp_reconnect_or_remove()
2015 dev_info(ctrl->device, "Removing controller...\n"); in nvme_tcp_reconnect_or_remove()
2016 nvme_delete_ctrl(ctrl); in nvme_tcp_reconnect_or_remove()
2020 static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) in nvme_tcp_setup_ctrl() argument
2022 struct nvmf_ctrl_options *opts = ctrl->opts; in nvme_tcp_setup_ctrl()
2025 ret = nvme_tcp_configure_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2029 if (ctrl->icdoff) { in nvme_tcp_setup_ctrl()
2030 dev_err(ctrl->device, "icdoff is not supported!\n"); in nvme_tcp_setup_ctrl()
2034 if (opts->queue_size > ctrl->sqsize + 1) in nvme_tcp_setup_ctrl()
2035 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
2036 "queue_size %zu > ctrl sqsize %u, clamping down\n", in nvme_tcp_setup_ctrl()
2037 opts->queue_size, ctrl->sqsize + 1); in nvme_tcp_setup_ctrl()
2039 if (ctrl->sqsize + 1 > ctrl->maxcmd) { in nvme_tcp_setup_ctrl()
2040 dev_warn(ctrl->device, in nvme_tcp_setup_ctrl()
2041 "sqsize %u > ctrl maxcmd %u, clamping down\n", in nvme_tcp_setup_ctrl()
2042 ctrl->sqsize + 1, ctrl->maxcmd); in nvme_tcp_setup_ctrl()
2043 ctrl->sqsize = ctrl->maxcmd - 1; in nvme_tcp_setup_ctrl()
2046 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2047 ret = nvme_tcp_configure_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2052 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_LIVE)) { in nvme_tcp_setup_ctrl()
2054 * state change failure is ok if we started ctrl delete, in nvme_tcp_setup_ctrl()
2058 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_setup_ctrl()
2059 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_setup_ctrl()
2065 nvme_start_ctrl(ctrl); in nvme_tcp_setup_ctrl()
2069 if (ctrl->queue_count > 1) { in nvme_tcp_setup_ctrl()
2070 nvme_stop_queues(ctrl); in nvme_tcp_setup_ctrl()
2071 nvme_sync_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2072 nvme_tcp_stop_io_queues(ctrl); in nvme_tcp_setup_ctrl()
2073 nvme_cancel_tagset(ctrl); in nvme_tcp_setup_ctrl()
2074 nvme_tcp_destroy_io_queues(ctrl, new); in nvme_tcp_setup_ctrl()
2077 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_setup_ctrl()
2078 blk_sync_queue(ctrl->admin_q); in nvme_tcp_setup_ctrl()
2079 nvme_tcp_stop_queue(ctrl, 0); in nvme_tcp_setup_ctrl()
2080 nvme_cancel_admin_tagset(ctrl); in nvme_tcp_setup_ctrl()
2081 nvme_tcp_destroy_admin_queue(ctrl, new); in nvme_tcp_setup_ctrl()
2089 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_reconnect_ctrl_work() local
2091 ++ctrl->nr_reconnects; in nvme_tcp_reconnect_ctrl_work()
2093 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_tcp_reconnect_ctrl_work()
2096 dev_info(ctrl->device, "Successfully reconnected (%d attempt)\n", in nvme_tcp_reconnect_ctrl_work()
2097 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2099 ctrl->nr_reconnects = 0; in nvme_tcp_reconnect_ctrl_work()
2104 dev_info(ctrl->device, "Failed reconnect attempt %d\n", in nvme_tcp_reconnect_ctrl_work()
2105 ctrl->nr_reconnects); in nvme_tcp_reconnect_ctrl_work()
2106 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_reconnect_ctrl_work()
2113 struct nvme_ctrl *ctrl = &tcp_ctrl->ctrl; in nvme_tcp_error_recovery_work() local
2115 nvme_stop_keep_alive(ctrl); in nvme_tcp_error_recovery_work()
2116 flush_work(&ctrl->async_event_work); in nvme_tcp_error_recovery_work()
2117 nvme_tcp_teardown_io_queues(ctrl, false); in nvme_tcp_error_recovery_work()
2119 nvme_start_queues(ctrl); in nvme_tcp_error_recovery_work()
2120 nvme_tcp_teardown_admin_queue(ctrl, false); in nvme_tcp_error_recovery_work()
2121 blk_mq_unquiesce_queue(ctrl->admin_q); in nvme_tcp_error_recovery_work()
2123 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_error_recovery_work()
2124 /* state change failure is ok if we started ctrl delete */ in nvme_tcp_error_recovery_work()
2125 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_tcp_error_recovery_work()
2126 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_tcp_error_recovery_work()
2130 nvme_tcp_reconnect_or_remove(ctrl); in nvme_tcp_error_recovery_work()
2133 static void nvme_tcp_teardown_ctrl(struct nvme_ctrl *ctrl, bool shutdown) in nvme_tcp_teardown_ctrl() argument
2135 nvme_tcp_teardown_io_queues(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2136 blk_mq_quiesce_queue(ctrl->admin_q); in nvme_tcp_teardown_ctrl()
2138 nvme_shutdown_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2140 nvme_disable_ctrl(ctrl); in nvme_tcp_teardown_ctrl()
2141 nvme_tcp_teardown_admin_queue(ctrl, shutdown); in nvme_tcp_teardown_ctrl()
2144 static void nvme_tcp_delete_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_delete_ctrl() argument
2146 nvme_tcp_teardown_ctrl(ctrl, true); in nvme_tcp_delete_ctrl()
2151 struct nvme_ctrl *ctrl = in nvme_reset_ctrl_work() local
2154 nvme_stop_ctrl(ctrl); in nvme_reset_ctrl_work()
2155 nvme_tcp_teardown_ctrl(ctrl, false); in nvme_reset_ctrl_work()
2157 if (!nvme_change_ctrl_state(ctrl, NVME_CTRL_CONNECTING)) { in nvme_reset_ctrl_work()
2158 /* state change failure is ok if we started ctrl delete */ in nvme_reset_ctrl_work()
2159 WARN_ON_ONCE(ctrl->state != NVME_CTRL_DELETING && in nvme_reset_ctrl_work()
2160 ctrl->state != NVME_CTRL_DELETING_NOIO); in nvme_reset_ctrl_work()
2164 if (nvme_tcp_setup_ctrl(ctrl, false)) in nvme_reset_ctrl_work()
2170 ++ctrl->nr_reconnects; in nvme_reset_ctrl_work()
2171 nvme_tcp_reconnect_or_remove(ctrl); in nvme_reset_ctrl_work()
2174 static void nvme_tcp_stop_ctrl(struct nvme_ctrl *ctrl) in nvme_tcp_stop_ctrl() argument
2176 cancel_work_sync(&to_tcp_ctrl(ctrl)->err_work); in nvme_tcp_stop_ctrl()
2177 cancel_delayed_work_sync(&to_tcp_ctrl(ctrl)->connect_work); in nvme_tcp_stop_ctrl()
2182 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(nctrl); in nvme_tcp_free_ctrl() local
2184 if (list_empty(&ctrl->list)) in nvme_tcp_free_ctrl()
2188 list_del(&ctrl->list); in nvme_tcp_free_ctrl()
2193 kfree(ctrl->queues); in nvme_tcp_free_ctrl()
2194 kfree(ctrl); in nvme_tcp_free_ctrl()
2212 sg->addr = cpu_to_le64(queue->ctrl->ctrl.icdoff); in nvme_tcp_set_sg_inline()
2230 struct nvme_tcp_ctrl *ctrl = to_tcp_ctrl(arg); in nvme_tcp_submit_async_event() local
2231 struct nvme_tcp_queue *queue = &ctrl->queues[0]; in nvme_tcp_submit_async_event()
2232 struct nvme_tcp_cmd_pdu *pdu = ctrl->async_req.pdu; in nvme_tcp_submit_async_event()
2248 ctrl->async_req.state = NVME_TCP_SEND_CMD_PDU; in nvme_tcp_submit_async_event()
2249 ctrl->async_req.offset = 0; in nvme_tcp_submit_async_event()
2250 ctrl->async_req.curr_bio = NULL; in nvme_tcp_submit_async_event()
2251 ctrl->async_req.data_len = 0; in nvme_tcp_submit_async_event()
2253 nvme_tcp_queue_request(&ctrl->async_req, true, true); in nvme_tcp_submit_async_event()
2259 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_complete_timed_out() local
2261 nvme_tcp_stop_queue(ctrl, nvme_tcp_queue_id(req->queue)); in nvme_tcp_complete_timed_out()
2272 struct nvme_ctrl *ctrl = &req->queue->ctrl->ctrl; in nvme_tcp_timeout() local
2275 dev_warn(ctrl->device, in nvme_tcp_timeout()
2279 if (ctrl->state != NVME_CTRL_LIVE) { in nvme_tcp_timeout()
2284 * - ctrl disable/shutdown fabrics requests in nvme_tcp_timeout()
2301 nvme_tcp_error_recovery(ctrl); in nvme_tcp_timeout()
2369 dev_err(queue->ctrl->ctrl.device, in nvme_tcp_setup_cmd_pdu()
2395 if (!nvmf_check_ready(&queue->ctrl->ctrl, rq, queue_ready)) in nvme_tcp_queue_rq()
2396 return nvmf_fail_nonready_command(&queue->ctrl->ctrl, rq); in nvme_tcp_queue_rq()
2411 struct nvme_tcp_ctrl *ctrl = set->driver_data; in nvme_tcp_map_queues() local
2412 struct nvmf_ctrl_options *opts = ctrl->ctrl.opts; in nvme_tcp_map_queues()
2414 if (opts->nr_write_queues && ctrl->io_queues[HCTX_TYPE_READ]) { in nvme_tcp_map_queues()
2417 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2420 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2422 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2426 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2429 ctrl->io_queues[HCTX_TYPE_DEFAULT]; in nvme_tcp_map_queues()
2435 if (opts->nr_poll_queues && ctrl->io_queues[HCTX_TYPE_POLL]) { in nvme_tcp_map_queues()
2438 ctrl->io_queues[HCTX_TYPE_POLL]; in nvme_tcp_map_queues()
2440 ctrl->io_queues[HCTX_TYPE_DEFAULT] + in nvme_tcp_map_queues()
2441 ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_map_queues()
2445 dev_info(ctrl->ctrl.device, in nvme_tcp_map_queues()
2447 ctrl->io_queues[HCTX_TYPE_DEFAULT], in nvme_tcp_map_queues()
2448 ctrl->io_queues[HCTX_TYPE_READ], in nvme_tcp_map_queues()
2449 ctrl->io_queues[HCTX_TYPE_POLL]); in nvme_tcp_map_queues()
2508 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_existing_controller() local
2512 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) { in nvme_tcp_existing_controller()
2513 found = nvmf_ip_options_match(&ctrl->ctrl, opts); in nvme_tcp_existing_controller()
2525 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_create_ctrl() local
2528 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); in nvme_tcp_create_ctrl()
2529 if (!ctrl) in nvme_tcp_create_ctrl()
2532 INIT_LIST_HEAD(&ctrl->list); in nvme_tcp_create_ctrl()
2533 ctrl->ctrl.opts = opts; in nvme_tcp_create_ctrl()
2534 ctrl->ctrl.queue_count = opts->nr_io_queues + opts->nr_write_queues + in nvme_tcp_create_ctrl()
2536 ctrl->ctrl.sqsize = opts->queue_size - 1; in nvme_tcp_create_ctrl()
2537 ctrl->ctrl.kato = opts->kato; in nvme_tcp_create_ctrl()
2539 INIT_DELAYED_WORK(&ctrl->connect_work, in nvme_tcp_create_ctrl()
2541 INIT_WORK(&ctrl->err_work, nvme_tcp_error_recovery_work); in nvme_tcp_create_ctrl()
2542 INIT_WORK(&ctrl->ctrl.reset_work, nvme_reset_ctrl_work); in nvme_tcp_create_ctrl()
2555 opts->traddr, opts->trsvcid, &ctrl->addr); in nvme_tcp_create_ctrl()
2564 opts->host_traddr, NULL, &ctrl->src_addr); in nvme_tcp_create_ctrl()
2577 ctrl->queues = kcalloc(ctrl->ctrl.queue_count, sizeof(*ctrl->queues), in nvme_tcp_create_ctrl()
2579 if (!ctrl->queues) { in nvme_tcp_create_ctrl()
2584 ret = nvme_init_ctrl(&ctrl->ctrl, dev, &nvme_tcp_ctrl_ops, 0); in nvme_tcp_create_ctrl()
2588 if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING)) { in nvme_tcp_create_ctrl()
2594 ret = nvme_tcp_setup_ctrl(&ctrl->ctrl, true); in nvme_tcp_create_ctrl()
2598 dev_info(ctrl->ctrl.device, "new ctrl: NQN \"%s\", addr %pISp\n", in nvme_tcp_create_ctrl()
2599 ctrl->ctrl.opts->subsysnqn, &ctrl->addr); in nvme_tcp_create_ctrl()
2602 list_add_tail(&ctrl->list, &nvme_tcp_ctrl_list); in nvme_tcp_create_ctrl()
2605 return &ctrl->ctrl; in nvme_tcp_create_ctrl()
2608 nvme_uninit_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2609 nvme_put_ctrl(&ctrl->ctrl); in nvme_tcp_create_ctrl()
2614 kfree(ctrl->queues); in nvme_tcp_create_ctrl()
2616 kfree(ctrl); in nvme_tcp_create_ctrl()
2645 struct nvme_tcp_ctrl *ctrl; in nvme_tcp_cleanup_module() local
2650 list_for_each_entry(ctrl, &nvme_tcp_ctrl_list, list) in nvme_tcp_cleanup_module()
2651 nvme_delete_ctrl(&ctrl->ctrl); in nvme_tcp_cleanup_module()