| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| 2 | #ifndef __S390_IPCBUF_H__ |
| 3 | #define __S390_IPCBUF_H__ |
| 4 | |
| 5 | #include <linux/posix_types.h> |
| 6 | |
| 7 | /* |
| 8 | * The user_ipc_perm structure for S/390 architecture. |
| 9 | * Note extra padding because this structure is passed back and forth |
| 10 | * between kernel and user space. |
| 11 | * |
| 12 | * Pad space is left for: |
| 13 | * - 32-bit mode_t and seq |
| 14 | * - 2 miscellaneous 32-bit values |
| 15 | */ |
| 16 | |
| 17 | struct ipc64_perm |
| 18 | { |
| 19 | 	__kernel_key_t		key; |
| 20 | 	__kernel_uid32_t	uid; |
| 21 | 	__kernel_gid32_t	gid; |
| 22 | 	__kernel_uid32_t	cuid; |
| 23 | 	__kernel_gid32_t	cgid; |
| 24 | 	__kernel_mode_t		mode; |
| 25 | 	unsigned short		__pad1; |
| 26 | 	unsigned short		seq; |
| 27 | 	unsigned long		__unused1; |
| 28 | 	unsigned long		__unused2; |
| 29 | }; |
| 30 | |
| 31 | #endif /* __S390_IPCBUF_H__ */ |