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Old 05-08-2008, 10:58 PM   #1
kiranshadow
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Registered: May 2008
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How to write a character device driver to read the processor's GDT


I wanna knw how user permissions are granted to the normal user to read the processor's GDT, the administrator will have complete access, but a normal user will not have the privileges, so trying to look into the same. Please lemme know the methods that needs to be implemented

Kiran
 
Old 05-10-2008, 12:28 PM   #2
stevexyz
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Registered: Apr 2008
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If you want a device driver then have a look at cpuid code in /usr/src/linux/arch/x86/kernel/cpuid.c

Cheers, Steve
 
  


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