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- /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
- #ifndef _ASM_X86_SEMBUF_H
- #define _ASM_X86_SEMBUF_H
- #include <asm/ipcbuf.h>
- /*
- * The semid64_ds structure for x86 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 32-bit values
- *
- * x86_64 and x32 incorrectly added padding here, so the structures
- * are still incompatible with the padding on x86.
- */
- struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- #ifdef __i386__
- unsigned long sem_otime; /* last semop time */
- unsigned long sem_otime_high;
- unsigned long sem_ctime; /* last change time */
- unsigned long sem_ctime_high;
- #else
- __kernel_long_t sem_otime; /* last semop time */
- __kernel_ulong_t __unused1;
- __kernel_long_t sem_ctime; /* last change time */
- __kernel_ulong_t __unused2;
- #endif
- __kernel_ulong_t sem_nsems; /* no. of semaphores in array */
- __kernel_ulong_t __unused3;
- __kernel_ulong_t __unused4;
- };
- #endif /* _ASM_X86_SEMBUF_H */
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