diff options
Diffstat (limited to 'drivers/nvme/host/fc.c')
| -rw-r--r-- | drivers/nvme/host/fc.c | 42 |
1 files changed, 5 insertions, 37 deletions
diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 827e9efbe556..a7bdb17de29d 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -157,7 +157,6 @@ struct nvme_fc_ctrl { struct blk_mq_tag_set admin_tag_set; struct blk_mq_tag_set tag_set; - struct work_struct delete_work; struct delayed_work connect_work; struct kref ref; @@ -223,7 +222,6 @@ static struct device *fc_udev_device; /* *********************** FC-NVME Port Management ************************ */ -static int __nvme_fc_del_ctrl(struct nvme_fc_ctrl *); static void __nvme_fc_delete_hw_queue(struct nvme_fc_ctrl *, struct nvme_fc_queue *, unsigned int); @@ -662,7 +660,7 @@ nvme_fc_unregister_remoteport(struct nvme_fc_remote_port *portptr) /* tear down all associations to the remote port */ list_for_each_entry(ctrl, &rport->ctrl_list, ctrl_list) - __nvme_fc_del_ctrl(ctrl); + nvme_delete_ctrl(&ctrl->ctrl); spin_unlock_irqrestore(&rport->lock, flags); @@ -2636,10 +2634,9 @@ nvme_fc_delete_association(struct nvme_fc_ctrl *ctrl) } static void -nvme_fc_delete_ctrl_work(struct work_struct *work) +nvme_fc_delete_ctrl(struct nvme_ctrl *nctrl) { - struct nvme_fc_ctrl *ctrl = - container_of(work, struct nvme_fc_ctrl, delete_work); + struct nvme_fc_ctrl *ctrl = to_fc_ctrl(nctrl); cancel_work_sync(&ctrl->ctrl.reset_work); cancel_delayed_work_sync(&ctrl->connect_work); @@ -2663,34 +2660,6 @@ nvme_fc_delete_ctrl_work(struct work_struct *work) nvme_put_ctrl(&ctrl->ctrl); } -static int -__nvme_fc_del_ctrl(struct nvme_fc_ctrl *ctrl) -{ - if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_DELETING)) - return -EBUSY; - if (!queue_work(nvme_wq, &ctrl->delete_work)) - return -EBUSY; - return 0; -} - -/* - * Request from nvme core layer to delete the controller - */ -static int -nvme_fc_del_nvme_ctrl(struct nvme_ctrl *nctrl) -{ - struct nvme_fc_ctrl *ctrl = to_fc_ctrl(nctrl); - int ret; - - nvme_get_ctrl(&ctrl->ctrl); - ret = __nvme_fc_del_ctrl(ctrl); - if (!ret) - flush_work(&ctrl->delete_work); - nvme_put_ctrl(&ctrl->ctrl); - - return ret; -} - static void nvme_fc_reconnect_or_delete(struct nvme_fc_ctrl *ctrl, int status) { @@ -2716,7 +2685,7 @@ nvme_fc_reconnect_or_delete(struct nvme_fc_ctrl *ctrl, int status) "NVME-FC{%d}: Max reconnect attempts (%d) " "reached. Removing controller\n", ctrl->cnum, ctrl->ctrl.nr_reconnects); - WARN_ON(__nvme_fc_del_ctrl(ctrl)); + WARN_ON(nvme_delete_ctrl(&ctrl->ctrl)); } } @@ -2748,7 +2717,7 @@ static const struct nvme_ctrl_ops nvme_fc_ctrl_ops = { .reg_write32 = nvmf_reg_write32, .free_ctrl = nvme_fc_nvme_ctrl_freed, .submit_async_event = nvme_fc_submit_async_event, - .delete_ctrl = nvme_fc_del_nvme_ctrl, + .delete_ctrl = nvme_fc_delete_ctrl, .get_address = nvmf_get_address, .reinit_request = nvme_fc_reinit_request, }; @@ -2851,7 +2820,6 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, get_device(ctrl->dev); kref_init(&ctrl->ref); - INIT_WORK(&ctrl->delete_work, nvme_fc_delete_ctrl_work); INIT_WORK(&ctrl->ctrl.reset_work, nvme_fc_reset_ctrl_work); INIT_DELAYED_WORK(&ctrl->connect_work, nvme_fc_connect_ctrl_work); spin_lock_init(&ctrl->lock); |