/kern_oII/arch/x86/include/asm/sembuf.h

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  1. #ifndef _ASM_X86_SEMBUF_H
    2. 

  2. #define _ASM_X86_SEMBUF_H
    3. 

  3. 

  4. /*
    5. 

  5.  * The semid64_ds structure for x86 architecture.
    6. 

  6.  * Note extra padding because this structure is passed back and forth
    7. 

  7.  * between kernel and user space.
    8. 

  8.  *
    9. 

  9.  * Pad space is left for:
    10. 

  10.  * - 64-bit time_t to solve y2038 problem
    11. 

  11.  * - 2 miscellaneous 32-bit values
    12. 

  12.  */
    13. 

  13. struct semid64_ds {
    14. 

  14. 	struct ipc64_perm sem_perm;	/* permissions .. see ipc.h */
    15. 

  15. 	__kernel_time_t	sem_otime;	/* last semop time */
    16. 

  16. 	unsigned long	__unused1;
    17. 

  17. 	__kernel_time_t	sem_ctime;	/* last change time */
    18. 

  18. 	unsigned long	__unused2;
    19. 

  19. 	unsigned long	sem_nsems;	/* no. of semaphores in array */
    20. 

  20. 	unsigned long	__unused3;
    21. 

  21. 	unsigned long	__unused4;
    22. 

  22. };
    23. 

  23. 

  24. #endif /* _ASM_X86_SEMBUF_H */
    25.