tls.h 834 B

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  1. #ifndef _SYSDEP_TLS_H
  2. #define _SYSDEP_TLS_H
  3. # ifndef __KERNEL__
  4. /* Change name to avoid conflicts with the original one from <asm/ldt.h>, which
  5. * may be named user_desc (but in 2.4 and in header matching its API was named
  6. * modify_ldt_ldt_s). */
  7. typedef struct um_dup_user_desc {
  8. unsigned int entry_number;
  9. unsigned int base_addr;
  10. unsigned int limit;
  11. unsigned int seg_32bit:1;
  12. unsigned int contents:2;
  13. unsigned int read_exec_only:1;
  14. unsigned int limit_in_pages:1;
  15. unsigned int seg_not_present:1;
  16. unsigned int useable:1;
  17. #ifdef __x86_64__
  18. unsigned int lm:1;
  19. #endif
  20. } user_desc_t;
  21. # else /* __KERNEL__ */
  22. # include <ldt.h>
  23. typedef struct user_desc user_desc_t;
  24. # endif /* __KERNEL__ */
  25. #ifdef __i386__
  26. #define GDT_ENTRY_TLS_MIN_I386 6
  27. #define GDT_ENTRY_TLS_MIN_X86_64 12
  28. #endif
  29. #endif /* _SYSDEP_TLS_H */