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1da177e4 LT |
1 | #ifndef _S390_MSGBUF_H |
2 | #define _S390_MSGBUF_H | |
3 | ||
4 | /* | |
5 | * The msqid64_ds structure for S/390 architecture. | |
6 | * Note extra padding because this structure is passed back and forth | |
7 | * between kernel and user space. | |
8 | * | |
9 | * Pad space is left for: | |
10 | * - 64-bit time_t to solve y2038 problem | |
11 | * - 2 miscellaneous 32-bit values | |
12 | */ | |
13 | ||
14 | struct msqid64_ds { | |
15 | struct ipc64_perm msg_perm; | |
16 | __kernel_time_t msg_stime; /* last msgsnd time */ | |
17 | #ifndef __s390x__ | |
18 | unsigned long __unused1; | |
19 | #endif /* ! __s390x__ */ | |
20 | __kernel_time_t msg_rtime; /* last msgrcv time */ | |
21 | #ifndef __s390x__ | |
22 | unsigned long __unused2; | |
23 | #endif /* ! __s390x__ */ | |
24 | __kernel_time_t msg_ctime; /* last change time */ | |
25 | #ifndef __s390x__ | |
26 | unsigned long __unused3; | |
27 | #endif /* ! __s390x__ */ | |
28 | unsigned long msg_cbytes; /* current number of bytes on queue */ | |
29 | unsigned long msg_qnum; /* number of messages in queue */ | |
30 | unsigned long msg_qbytes; /* max number of bytes on queue */ | |
31 | __kernel_pid_t msg_lspid; /* pid of last msgsnd */ | |
32 | __kernel_pid_t msg_lrpid; /* last receive pid */ | |
33 | unsigned long __unused4; | |
34 | unsigned long __unused5; | |
35 | }; | |
36 | ||
37 | #endif /* _S390_MSGBUF_H */ |