云消费者需要识别的资产就是他们能够控制的资产：操作系统、网络设备以及在虚拟机级部署的应用程序。
The assets the cloud consumer needs to identify are those he can control: the operating systems, network equipment, and deployed applications at the virtual machine level.
本文分析两种操作系统的设备控制原理，探究从架构到系统调用的各个方面，重点比较二者差别。
In this article, we analyze how device control works in both operating systems, examining everything from architecture to system calls and focusing on the differences.
返回句柄将用于后续设备控制操作。
The returned handle will be used in further device control operations.
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