The request is passed from the cluster diskdriver to the Microsoft storage driver stack and finally to the driver specific to the HBA that communicates to the disks.
请求从集群磁盘驱动传递到微软存储驱动栈，并最终传递到与磁盘通讯的那个总线适配器。
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The sd_probe function determines whether the device will be managed by the SCSI diskdriver and, if so, creates a new scsi_disk structure to represent it.