Want to obtain process. The text content, checked, the task_struct - & gt; Mm_struct - & gt; Start_code and end_code instructions. The address of the text field, however, get start_code resulting value is always 0 x40000, direct printk can cause a system crash,

How to ask ace to give advice or comments. The text content,

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In addition, the process of test is to write their own terminals running program, only one line of code get char ()