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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-parisc/] [shmbuf.h] - Blame information for rev 1765

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1 1275 phoenix
#ifndef _PARISC_SHMBUF_H
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#define _PARISC_SHMBUF_H
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/*
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 * The shmid64_ds structure for parisc architecture.
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 * Note extra padding because this structure is passed back and forth
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 * between kernel and user space.
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 *
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 * Pad space is left for:
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 * - 64-bit time_t to solve y2038 problem
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 * - 2 miscellaneous 32-bit values
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 */
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struct shmid64_ds {
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        struct ipc64_perm       shm_perm;       /* operation perms */
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#ifndef __LP64__
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        unsigned int            __pad1;
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#endif
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        __kernel_time_t         shm_atime;      /* last attach time */
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#ifndef __LP64__
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        unsigned int            __pad2;
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#endif
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        __kernel_time_t         shm_dtime;      /* last detach time */
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#ifndef __LP64__
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        unsigned int            __pad3;
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#endif
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        __kernel_time_t         shm_ctime;      /* last change time */
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#ifndef __LP64__
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        unsigned int            __pad4;
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#endif
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        size_t                  shm_segsz;      /* size of segment (bytes) */
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        __kernel_pid_t          shm_cpid;       /* pid of creator */
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        __kernel_pid_t          shm_lpid;       /* pid of last operator */
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        unsigned int            shm_nattch;     /* no. of current attaches */
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        unsigned int            __unused1;
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        unsigned int            __unused2;
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};
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#ifdef __LP64__
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/* The 'unsigned int' (formerly 'unsigned long') data types below will
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 * ensure that a 32-bit app calling shmctl(*,IPC_INFO,*) will work on
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 * a wide kernel, but if some of these values are meant to contain pointers
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 * they may need to be 'long long' instead. -PB XXX FIXME
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 */
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#endif
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struct shminfo64 {
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        unsigned int    shmmax;
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        unsigned int    shmmin;
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        unsigned int    shmmni;
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        unsigned int    shmseg;
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        unsigned int    shmall;
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        unsigned int    __unused1;
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        unsigned int    __unused2;
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        unsigned int    __unused3;
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        unsigned int    __unused4;
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};
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#endif /* _PARISC_SHMBUF_H */

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