[cs631apue] Question on user code and kernel code

[xxu15 at stevens.edu]

Hi,
How to defferentiate between user code and kernel code ?
Is there a standard to defferentiate the boundry of the two ? Or just the Unix designers/engineers defined the boundry ?
Thank you.



Sincerely,
Xiang Xu (徐祥) 
Student ID: 10388813
tel: +1 (201) 918-0570
      +86 13851478402    
qq: 185904095
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