37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _ASM_X86_SEMBUF_H
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#define _ASM_X86_SEMBUF_H
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#include <asm/ipcbuf.h>
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/*
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* The semid64_ds structure for x86 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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* x86_64 and x32 incorrectly added padding here, so the structures
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* are still incompatible with the padding on x86.
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*/
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struct semid64_ds {
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struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
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#ifdef __i386__
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unsigned long sem_otime; /* last semop time */
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unsigned long sem_otime_high;
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unsigned long sem_ctime; /* last change time */
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unsigned long sem_ctime_high;
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#else
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__kernel_long_t sem_otime; /* last semop time */
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__kernel_ulong_t __unused1;
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__kernel_long_t sem_ctime; /* last change time */
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__kernel_ulong_t __unused2;
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#endif
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__kernel_ulong_t sem_nsems; /* no. of semaphores in array */
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__kernel_ulong_t __unused3;
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__kernel_ulong_t __unused4;
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};
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#endif /* _ASM_X86_SEMBUF_H */
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