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/* * include/asm-xtensa/shmbuf.h * * The shmid64_ds structure for Xtensa 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 * * 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. */ #ifndef _XTENSA_SHMBUF_H #define _XTENSA_SHMBUF_H struct shmid64_ds { struct ipc64_perm shm_perm; /* operation perms */ size_t shm_segsz; /* size of segment (bytes) */ __kernel_time_t shm_atime; /* last attach time */ unsigned long __unused1; __kernel_time_t shm_dtime; /* last detach time */ unsigned long __unused2; __kernel_time_t shm_ctime; /* last change time */ unsigned long __unused3; __kernel_pid_t shm_cpid; /* pid of creator */ __kernel_pid_t shm_lpid; /* pid of last operator */ unsigned long shm_nattch; /* no. of current attaches */ unsigned long __unused4; unsigned long __unused5; }; struct shminfo64 { unsigned long shmmax; unsigned long shmmin; unsigned long shmmni; unsigned long shmseg; unsigned long shmall; unsigned long __unused1; unsigned long __unused2; unsigned long __unused3; unsigned long __unused4; }; #endif /* _XTENSA_SHMBUF_H */ |