文件IO模型

In case of kernel-space network drivers, all three regions are mapped to kernel space, and any access to these from the user space is typically abstracted out via either ioctl() calls or read()/write() calls, from where a copy of the data is provided to the user-space application.

标签：kernel,www,calls,文件,模型,space,user,IO,drivers
来源： https://www.cnblogs.com/feng9exe/p/10737443.html