一图了解DLL和SYS的区别

The following diagram shows the device node, kernel-mode device stack, and the user-mode device stack for a USB-FX-2 device. The drivers in both the user-mode and kernel-mode stacks participate in I/O requests that are directed at the USB-FX-2 device.

具体请看： https://msdn.microsoft.com/zh-cn/windows/hardware/drivers/gettingstarted/device-nodes-and-device-stacks 

 

正所谓

你走你的阳关道，我走我的独木桥

两不相欠各自欢，内核用户不相干