hello, >From some documents about linux kernel, I saw that linux uses 1 LDT for each process, is that true? If so, can anybody explain to me how LDT is used? Thank you very much, AQ -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/