linux/arch/sparc/include/asm/sembuf.h

32 lines
814 B
C

#ifndef _SPARC_SEMBUF_H
#define _SPARC_SEMBUF_H
/*
* The semid64_ds structure for sparc architecture.
* 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
*/
#if defined(__sparc__) && defined(__arch64__)
# define PADDING(x)
#else
# define PADDING(x) unsigned int x;
#endif
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
PADDING(__pad1)
__kernel_time_t sem_otime; /* last semop time */
PADDING(__pad2)
__kernel_time_t sem_ctime; /* last change time */
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused1;
unsigned long __unused2;
};
#undef PADDING
#endif /* _SPARC64_SEMBUF_H */