2011•Journal of Hubei University of EducationRequires access

The Case about System Kernel Call of Linux

Deng Fang

Abstract

Linux operating system,as a free software,is loved by the majority of computer enthusiasts.It has all the functions of Unix operating system,and can be modified when necessary.This paper describes functions and differences in the user mode and kernel mode of linux operating system,linux system call functions and a case of system call.In addition,it explains the process of system call with an example.

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Key concepts: System call, Operating system, Unix, Linux kernel, Computer science, Mode (computer interface), Linux Unified Key Setup, GNU/Linux