Differential D19781 Diff 57199 head/sys/dev/nvme/nvme_ctrlr.c

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head/sys/dev/nvme/nvme_ctrlr.c

Show First 20 Lines • Show All 509 Lines • ▼ Show 20 Lines	if (nvme_completion_is_error(&status.cpl)) {
return (ENXIO);		return (ENXIO);
}		}
}		}

return (0);		return (0);
}		}

static int		static int
nvme_ctrlr_destroy_qpair(struct nvme_controller ctrlr, struct nvme_qpair qpair)		nvme_ctrlr_destroy_qpairs(struct nvme_controller *ctrlr)
{		{
struct nvme_completion_poll_status status;		struct nvme_completion_poll_status status;
		struct nvme_qpair *qpair;

		for (int i = 0; i < ctrlr->num_io_queues; i++) {
		qpair = &ctrlr->ioq[i];

status.done = 0;		status.done = 0;
nvme_ctrlr_cmd_delete_io_sq(ctrlr, qpair,		nvme_ctrlr_cmd_delete_io_sq(ctrlr, qpair,
nvme_completion_poll_cb, &status);		nvme_completion_poll_cb, &status);
while (!atomic_load_acq_int(&status.done))		while (!atomic_load_acq_int(&status.done))
pause("nvme", 1);		pause("nvme", 1);
if (nvme_completion_is_error(&status.cpl)) {		if (nvme_completion_is_error(&status.cpl)) {
nvme_printf(ctrlr, "nvme_destroy_io_sq failed!\n");		nvme_printf(ctrlr, "nvme_destroy_io_sq failed!\n");
return (ENXIO);		return (ENXIO);
}		}

status.done = 0;		status.done = 0;
nvme_ctrlr_cmd_delete_io_cq(ctrlr, qpair,		nvme_ctrlr_cmd_delete_io_cq(ctrlr, qpair,
nvme_completion_poll_cb, &status);		nvme_completion_poll_cb, &status);
while (!atomic_load_acq_int(&status.done))		while (!atomic_load_acq_int(&status.done))
pause("nvme", 1);		pause("nvme", 1);
if (nvme_completion_is_error(&status.cpl)) {		if (nvme_completion_is_error(&status.cpl)) {
nvme_printf(ctrlr, "nvme_destroy_io_cq failed!\n");		nvme_printf(ctrlr, "nvme_destroy_io_cq failed!\n");
return (ENXIO);		return (ENXIO);
}		}
		}

return (0);		return (0);
}		}

static int		static int
nvme_ctrlr_construct_namespaces(struct nvme_controller *ctrlr)		nvme_ctrlr_construct_namespaces(struct nvme_controller *ctrlr)
{		{
struct nvme_namespace *ns;		struct nvme_namespace *ns;
▲ Show 20 Lines • Show All 760 Lines • ▼ Show 20 Lines	nvme_ctrlr_destruct(struct nvme_controller *ctrlr, device_t dev)
nvme_notify_fail_consumers(ctrlr);		nvme_notify_fail_consumers(ctrlr);

for (i = 0; i < NVME_MAX_NAMESPACES; i++)		for (i = 0; i < NVME_MAX_NAMESPACES; i++)
nvme_ns_destruct(&ctrlr->ns[i]);		nvme_ns_destruct(&ctrlr->ns[i]);

if (ctrlr->cdev)		if (ctrlr->cdev)
destroy_dev(ctrlr->cdev);		destroy_dev(ctrlr->cdev);

		nvme_ctrlr_destroy_qpairs(ctrlr);
for (i = 0; i < ctrlr->num_io_queues; i++) {		for (i = 0; i < ctrlr->num_io_queues; i++) {
nvme_ctrlr_destroy_qpair(ctrlr, &ctrlr->ioq[i]);
nvme_io_qpair_destroy(&ctrlr->ioq[i]);		nvme_io_qpair_destroy(&ctrlr->ioq[i]);
}		}
free(ctrlr->ioq, M_NVME);		free(ctrlr->ioq, M_NVME);

nvme_admin_qpair_destroy(&ctrlr->adminq);		nvme_admin_qpair_destroy(&ctrlr->adminq);

/*		/*
* Notify the controller of a shutdown, even though this is due to		* Notify the controller of a shutdown, even though this is due to
▲ Show 20 Lines • Show All 87 Lines • Show Last 20 Lines