Hi again :-) I can sujest such patch - seems to work on my machine, may need to set lesser kernel version: diff ldt_keeper.c ldt_keeper.c.my 26a27,32 > #include <linux/version.h> > > #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,47) > #define modify_ldt_ldt_s user_desc > #endif > Best regards, Sergey Stasyuk.