1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef __S390_IPCBUF_H__ 3*4882a593Smuzhiyun #define __S390_IPCBUF_H__ 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/posix_types.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun /* 8*4882a593Smuzhiyun * The user_ipc_perm structure for S/390 architecture. 9*4882a593Smuzhiyun * Note extra padding because this structure is passed back and forth 10*4882a593Smuzhiyun * between kernel and user space. 11*4882a593Smuzhiyun * 12*4882a593Smuzhiyun * Pad space is left for: 13*4882a593Smuzhiyun * - 32-bit mode_t and seq 14*4882a593Smuzhiyun * - 2 miscellaneous 32-bit values 15*4882a593Smuzhiyun */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct ipc64_perm 18*4882a593Smuzhiyun { 19*4882a593Smuzhiyun __kernel_key_t key; 20*4882a593Smuzhiyun __kernel_uid32_t uid; 21*4882a593Smuzhiyun __kernel_gid32_t gid; 22*4882a593Smuzhiyun __kernel_uid32_t cuid; 23*4882a593Smuzhiyun __kernel_gid32_t cgid; 24*4882a593Smuzhiyun __kernel_mode_t mode; 25*4882a593Smuzhiyun unsigned short __pad1; 26*4882a593Smuzhiyun unsigned short seq; 27*4882a593Smuzhiyun #ifndef __s390x__ 28*4882a593Smuzhiyun unsigned short __pad2; 29*4882a593Smuzhiyun #endif /* ! __s390x__ */ 30*4882a593Smuzhiyun unsigned long __unused1; 31*4882a593Smuzhiyun unsigned long __unused2; 32*4882a593Smuzhiyun }; 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #endif /* __S390_IPCBUF_H__ */ 35