4 * Definitions of structures used with the modify_ldt system call.
9 /* Maximum number of LDT entries supported. */
10 #define LDT_ENTRIES 8192
11 /* The size of each LDT entry. */
12 #define LDT_ENTRY_SIZE 8
16 unsigned int entry_number;
17 unsigned long base_addr;
19 unsigned int seg_32bit:1;
20 unsigned int contents:2;
21 unsigned int read_exec_only:1;
22 unsigned int limit_in_pages:1;
23 unsigned int seg_not_present:1;
24 unsigned int useable:1;
27 #define MODIFY_LDT_CONTENTS_DATA 0
28 #define MODIFY_LDT_CONTENTS_STACK 1
29 #define MODIFY_LDT_CONTENTS_CODE 2
31 #endif /* !__ASSEMBLY__ */