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#ifndef _PARISC_SHMBUF_H #define _PARISC_SHMBUF_H /* * The shmid64_ds structure for parisc 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 */ struct shmid64_ds { struct ipc64_perm shm_perm; /* operation perms */ #ifndef CONFIG_64BIT unsigned int __pad1; #endif __kernel_time_t shm_atime; /* last attach time */ #ifndef CONFIG_64BIT unsigned int __pad2; #endif __kernel_time_t shm_dtime; /* last detach time */ #ifndef CONFIG_64BIT unsigned int __pad3; #endif __kernel_time_t shm_ctime; /* last change time */ #ifndef CONFIG_64BIT unsigned int __pad4; #endif size_t shm_segsz; /* size of segment (bytes) */ __kernel_pid_t shm_cpid; /* pid of creator */ __kernel_pid_t shm_lpid; /* pid of last operator */ unsigned int shm_nattch; /* no. of current attaches */ unsigned int __unused1; unsigned int __unused2; }; #ifdef CONFIG_64BIT /* The 'unsigned int' (formerly 'unsigned long') data types below will * ensure that a 32-bit app calling shmctl(*,IPC_INFO,*) will work on * a wide kernel, but if some of these values are meant to contain pointers * they may need to be 'long long' instead. -PB XXX FIXME */ #endif struct shminfo64 { unsigned int shmmax; unsigned int shmmin; unsigned int shmmni; unsigned int shmseg; unsigned int shmall; unsigned int __unused1; unsigned int __unused2; unsigned int __unused3; unsigned int __unused4; }; #endif /* _PARISC_SHMBUF_H */ |