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Diffstat (limited to 'arch/s390/include/asm/sembuf.h')
| -rw-r--r-- | arch/s390/include/asm/sembuf.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/s390/include/asm/sembuf.h b/arch/s390/include/asm/sembuf.h new file mode 100644 index 00000000000..32626b0cac4 --- /dev/null +++ b/arch/s390/include/asm/sembuf.h @@ -0,0 +1,29 @@ +#ifndef _S390_SEMBUF_H +#define _S390_SEMBUF_H + +/* + * The semid64_ds structure for S/390 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 (for !__s390x__) + * - 2 miscellaneous 32-bit values + */ + +struct semid64_ds { + struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ + __kernel_time_t sem_otime; /* last semop time */ +#ifndef __s390x__ + unsigned long __unused1; +#endif /* ! __s390x__ */ + __kernel_time_t sem_ctime; /* last change time */ +#ifndef __s390x__ + unsigned long __unused2; +#endif /* ! __s390x__ */ + unsigned long sem_nsems; /* no. of semaphores in array */ + unsigned long __unused3; + unsigned long __unused4; +}; + +#endif /* _S390_SEMBUF_H */ |