1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef __SPARC_IPCBUF_H 3 #define __SPARC_IPCBUF_H 4 5 /* 6 * The ipc64_perm structure for sparc/sparc64 architecture. 7 * Note extra padding because this structure is passed back and forth 8 * between kernel and user space. 9 * 10 * Pad space is left for: 11 * - 32-bit seq 12 * - on sparc for 32 bit mode (it is 32 bit on sparc64) 13 * - 2 miscellaneous 64-bit values 14 */ 15 16 struct ipc64_perm 17 { 18 __kernel_key_t key; 19 __kernel_uid32_t uid; 20 __kernel_gid32_t gid; 21 __kernel_uid32_t cuid; 22 __kernel_gid32_t cgid; 23 #ifndef __arch64__ 24 unsigned short __pad0; 25 #endif 26 __kernel_mode_t mode; 27 unsigned short __pad1; 28 unsigned short seq; 29 unsigned long long __unused1; 30 unsigned long long __unused2; 31 }; 32 33 #endif /* __SPARC_IPCBUF_H */ 34