I have read some of the articles from the link posted in this section but I sill have some doubts.
I know how PM works, how GDT, LDT and IDT works but I did't found any info about TSS.

What happen when a program calls an interrupt from ring3 to ring0 ? (E.g. int 2Eh in Windows NT)
Posted on 2005-04-22 14:22:23 by greenant

What happen when a program calls an interrupt from ring3 to ring0 ? (E.g. int 2Eh in Windows NT)


Please, post a more detailed question.
Int 0x2e is the _KiSystemService function.

Take a look:
http://www.sysinternals.com/ntw2k/info/ntdll.shtml
Posted on 2005-04-22 15:58:26 by Opcode