52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _SPARC_SHMBUF_H
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#define _SPARC_SHMBUF_H
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#include <asm/ipcbuf.h>
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#include <asm/posix_types.h>
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/*
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* The shmid64_ds structure for sparc 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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* - 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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#if defined(__sparc__) && defined(__arch64__)
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long shm_atime; /* last attach time */
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long shm_dtime; /* last detach time */
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long shm_ctime; /* last change time */
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#else
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unsigned long shm_atime_high;
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unsigned long shm_atime; /* last attach time */
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unsigned long shm_dtime_high;
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unsigned long shm_dtime; /* last detach time */
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unsigned long shm_ctime_high;
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unsigned long shm_ctime; /* last change time */
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#endif
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__kernel_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 long shm_nattch; /* no. of current attaches */
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unsigned long __unused1;
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unsigned long __unused2;
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};
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struct shminfo64 {
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unsigned long shmmax;
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unsigned long shmmin;
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unsigned long shmmni;
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unsigned long shmseg;
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unsigned long shmall;
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unsigned long __unused1;
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unsigned long __unused2;
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unsigned long __unused3;
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unsigned long __unused4;
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};
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#endif /* _SPARC_SHMBUF_H */
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