/usr/s390x-linux-gnu/include/asm/msgbuf.h is in linux-libc-dev-s390x-cross 4.15.0-18.19cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _S390_MSGBUF_H
#define _S390_MSGBUF_H
/*
* The msqid64_ds structure for S/390 architecture.
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
*
* Pad space is left for:
* - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct msqid64_ds {
struct ipc64_perm msg_perm;
__kernel_time_t msg_stime; /* last msgsnd time */
#ifndef __s390x__
unsigned long __unused1;
#endif /* ! __s390x__ */
__kernel_time_t msg_rtime; /* last msgrcv time */
#ifndef __s390x__
unsigned long __unused2;
#endif /* ! __s390x__ */
__kernel_time_t msg_ctime; /* last change time */
#ifndef __s390x__
unsigned long __unused3;
#endif /* ! __s390x__ */
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
__kernel_pid_t msg_lspid; /* pid of last msgsnd */
__kernel_pid_t msg_lrpid; /* last receive pid */
unsigned long __unused4;
unsigned long __unused5;
};
#endif /* _S390_MSGBUF_H */
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