1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * include/asm-xtensa/msgbuf.h 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * The msqid64_ds structure for the Xtensa architecture. 6*4882a593Smuzhiyun * Note extra padding because this structure is passed back and forth 7*4882a593Smuzhiyun * between kernel and user space. 8*4882a593Smuzhiyun * 9*4882a593Smuzhiyun * Pad space is left for: 10*4882a593Smuzhiyun * - 2 miscellaneous 32-bit values 11*4882a593Smuzhiyun * 12*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General 13*4882a593Smuzhiyun * Public License. See the file "COPYING" in the main directory of 14*4882a593Smuzhiyun * this archive for more details. 15*4882a593Smuzhiyun */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #ifndef _XTENSA_MSGBUF_H 18*4882a593Smuzhiyun #define _XTENSA_MSGBUF_H 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #include <asm/ipcbuf.h> 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct msqid64_ds { 23*4882a593Smuzhiyun struct ipc64_perm msg_perm; 24*4882a593Smuzhiyun #ifdef __XTENSA_EB__ 25*4882a593Smuzhiyun unsigned long msg_stime_high; 26*4882a593Smuzhiyun unsigned long msg_stime; /* last msgsnd time */ 27*4882a593Smuzhiyun unsigned long msg_rtime_high; 28*4882a593Smuzhiyun unsigned long msg_rtime; /* last msgrcv time */ 29*4882a593Smuzhiyun unsigned long msg_ctime_high; 30*4882a593Smuzhiyun unsigned long msg_ctime; /* last change time */ 31*4882a593Smuzhiyun #elif defined(__XTENSA_EL__) 32*4882a593Smuzhiyun unsigned long msg_stime; /* last msgsnd time */ 33*4882a593Smuzhiyun unsigned long msg_stime_high; 34*4882a593Smuzhiyun unsigned long msg_rtime; /* last msgrcv time */ 35*4882a593Smuzhiyun unsigned long msg_rtime_high; 36*4882a593Smuzhiyun unsigned long msg_ctime; /* last change time */ 37*4882a593Smuzhiyun unsigned long msg_ctime_high; 38*4882a593Smuzhiyun #else 39*4882a593Smuzhiyun # error processor byte order undefined! 40*4882a593Smuzhiyun #endif 41*4882a593Smuzhiyun unsigned long msg_cbytes; /* current number of bytes on queue */ 42*4882a593Smuzhiyun unsigned long msg_qnum; /* number of messages in queue */ 43*4882a593Smuzhiyun unsigned long msg_qbytes; /* max number of bytes on queue */ 44*4882a593Smuzhiyun __kernel_pid_t msg_lspid; /* pid of last msgsnd */ 45*4882a593Smuzhiyun __kernel_pid_t msg_lrpid; /* last receive pid */ 46*4882a593Smuzhiyun unsigned long __unused4; 47*4882a593Smuzhiyun unsigned long __unused5; 48*4882a593Smuzhiyun }; 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun #endif /* _XTENSA_MSGBUF_H */ 51