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/*
 * ldt.h
 *
 * Definitions of structures used with the modify_ldt system call.
 */
#ifndef _LINUX_LDT_H
#define _LINUX_LDT_H

/* Maximum number of LDT entries supported. */
#define LDT_ENTRIES     8192
/* The size of each LDT entry. */
#define LDT_ENTRY_SIZE  8

#ifndef __ASSEMBLY__
struct user_desc {
        unsigned int  entry_number;
        unsigned long base_addr;
        unsigned int  limit;
        unsigned int  seg_32bit:1;
        unsigned int  contents:2;
        unsigned int  read_exec_only:1;
        unsigned int  limit_in_pages:1;
        unsigned int  seg_not_present:1;
        unsigned int  useable:1;
};

#define MODIFY_LDT_CONTENTS_DATA        0
#define MODIFY_LDT_CONTENTS_STACK       1
#define MODIFY_LDT_CONTENTS_CODE        2

#endif /* !__ASSEMBLY__ */
#endif