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kernel/linux-rt-4.4.41/arch/xtensa/include/uapi/asm/sembuf.h 1.16 KB
5113f6f70   김현기   kernel add
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  /*
   * include/asm-xtensa/sembuf.h
   *
   * The semid64_ds structure for Xtensa architecture.
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   *
   * Copyright (C) 2001 - 2005 Tensilica Inc.
   *
   * Note extra padding because this structure is passed back and forth
   * between kernel and user space.
   *
   * Pad space is left for:
   * - 64-bit time_t to solve y2038 problem
   * - 2 miscellaneous 32-bit values
   *
   */
  
  #ifndef _XTENSA_SEMBUF_H
  #define _XTENSA_SEMBUF_H
  
  #include <asm/byteorder.h>
  
  struct semid64_ds {
  	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
  #ifdef __XTENSA_EL__
  	__kernel_time_t	sem_otime;		/* last semop time */
  	unsigned long	__unused1;
  	__kernel_time_t	sem_ctime;		/* last change time */
  	unsigned long	__unused2;
  #else
  	unsigned long	__unused1;
  	__kernel_time_t	sem_otime;		/* last semop time */
  	unsigned long	__unused2;
  	__kernel_time_t	sem_ctime;		/* last change time */
  #endif
  	unsigned long	sem_nsems;		/* no. of semaphores in array */
  	unsigned long	__unused3;
  	unsigned long	__unused4;
  };
  
  #endif /* __ASM_XTENSA_SEMBUF_H */