My graduation thesis-linux research on user process in core mode __linux

Written in front of the words:

Originally did not want to post out, because the new things are not many. Last week, students sent a text message that the tutor sent to the computer engineering and application, then simply posted it, for the needs of the brothers to take.

--sleepjeep

Research on user process in Linux core mode

Author Sleepjeep

Eye record

Summary... 3

ABSTRACT. 4

The first chapter is ......... Introduction... 5

The second chapter is about ........ Related knowledge ... 7

2.1 Linux related content ... 7

2.1.1 Kernel architecture ... 8

2.1.2 User mode and kernel mode ... 8

2.1.3 Address space ... 9

2.1.4 Context ... 10

2.1.5 System call ... 10

The concept of 2.1.6 module ... 13

2.2 Solutions ... 13

2.2.1 Dynamic loading module scheme ... 13

2.2.2 To modify the kernel source of the scheme ... 14

2.2.3 the option to modify the segment selector when switching ... 14

2.3 Practical significance ... 14

Chapter III Comparison of programs ... 15

3.1 Dynamic loading module scheme ... 15

3.1.1 Basic principle ... 15

3.1.2 Applicable environment ... 18

3.1.3 Advantages ... 18

3.1.4 Problems and deficiencies ... 18

3.1.5 further discuss ... 19

3.2 To modify the kernel source code scheme ... 19

3.2.1 Basic principle ... 19

3.2.2 Applicable environment ... 25

3.2.3 Advantages ... 25

3.2.4 Problems and deficiencies ... 25