18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 28c2ecf20Sopenharmony_ci#ifndef _ASM_X86_SEMBUF_H 38c2ecf20Sopenharmony_ci#define _ASM_X86_SEMBUF_H 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci#include <asm/ipcbuf.h> 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci/* 88c2ecf20Sopenharmony_ci * The semid64_ds structure for x86 architecture. 98c2ecf20Sopenharmony_ci * Note extra padding because this structure is passed back and forth 108c2ecf20Sopenharmony_ci * between kernel and user space. 118c2ecf20Sopenharmony_ci * 128c2ecf20Sopenharmony_ci * Pad space is left for: 138c2ecf20Sopenharmony_ci * - 2 miscellaneous 32-bit values 148c2ecf20Sopenharmony_ci * 158c2ecf20Sopenharmony_ci * x86_64 and x32 incorrectly added padding here, so the structures 168c2ecf20Sopenharmony_ci * are still incompatible with the padding on x86. 178c2ecf20Sopenharmony_ci */ 188c2ecf20Sopenharmony_cistruct semid64_ds { 198c2ecf20Sopenharmony_ci struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ 208c2ecf20Sopenharmony_ci#ifdef __i386__ 218c2ecf20Sopenharmony_ci unsigned long sem_otime; /* last semop time */ 228c2ecf20Sopenharmony_ci unsigned long sem_otime_high; 238c2ecf20Sopenharmony_ci unsigned long sem_ctime; /* last change time */ 248c2ecf20Sopenharmony_ci unsigned long sem_ctime_high; 258c2ecf20Sopenharmony_ci#else 268c2ecf20Sopenharmony_ci __kernel_long_t sem_otime; /* last semop time */ 278c2ecf20Sopenharmony_ci __kernel_ulong_t __unused1; 288c2ecf20Sopenharmony_ci __kernel_long_t sem_ctime; /* last change time */ 298c2ecf20Sopenharmony_ci __kernel_ulong_t __unused2; 308c2ecf20Sopenharmony_ci#endif 318c2ecf20Sopenharmony_ci __kernel_ulong_t sem_nsems; /* no. of semaphores in array */ 328c2ecf20Sopenharmony_ci __kernel_ulong_t __unused3; 338c2ecf20Sopenharmony_ci __kernel_ulong_t __unused4; 348c2ecf20Sopenharmony_ci}; 358c2ecf20Sopenharmony_ci 368c2ecf20Sopenharmony_ci#endif /* _ASM_X86_SEMBUF_H */ 37