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36 lines
1.0 KiB
36 lines
1.0 KiB
/* 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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