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authorDavid Howells <dhowells@redhat.com>2012-10-13 05:46:48 -0400
committerDavid Howells <dhowells@redhat.com>2012-10-13 05:46:48 -0400
commit607ca46e97a1b6594b29647d98a32d545c24bdff (patch)
tree30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/linux/sem.h
parent08cce05c5a91f5017f4edc9866cf026908c73f9f (diff)
UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/sem.h')
-rw-r--r--include/linux/sem.h79
1 files changed, 1 insertions, 78 deletions
diff --git a/include/linux/sem.h b/include/linux/sem.h
index 10d6b226afc5..53d42650b193 100644
--- a/include/linux/sem.h
+++ b/include/linux/sem.h
@@ -1,85 +1,10 @@
1#ifndef _LINUX_SEM_H 1#ifndef _LINUX_SEM_H
2#define _LINUX_SEM_H 2#define _LINUX_SEM_H
3 3
4#include <linux/ipc.h>
5
6/* semop flags */
7#define SEM_UNDO 0x1000 /* undo the operation on exit */
8
9/* semctl Command Definitions. */
10#define GETPID 11 /* get sempid */
11#define GETVAL 12 /* get semval */
12#define GETALL 13 /* get all semval's */
13#define GETNCNT 14 /* get semncnt */
14#define GETZCNT 15 /* get semzcnt */
15#define SETVAL 16 /* set semval */
16#define SETALL 17 /* set all semval's */
17
18/* ipcs ctl cmds */
19#define SEM_STAT 18
20#define SEM_INFO 19
21
22/* Obsolete, used only for backwards compatibility and libc5 compiles */
23struct semid_ds {
24 struct ipc_perm sem_perm; /* permissions .. see ipc.h */
25 __kernel_time_t sem_otime; /* last semop time */
26 __kernel_time_t sem_ctime; /* last change time */
27 struct sem *sem_base; /* ptr to first semaphore in array */
28 struct sem_queue *sem_pending; /* pending operations to be processed */
29 struct sem_queue **sem_pending_last; /* last pending operation */
30 struct sem_undo *undo; /* undo requests on this array */
31 unsigned short sem_nsems; /* no. of semaphores in array */
32};
33
34/* Include the definition of semid64_ds */
35#include <asm/sembuf.h>
36
37/* semop system calls takes an array of these. */
38struct sembuf {
39 unsigned short sem_num; /* semaphore index in array */
40 short sem_op; /* semaphore operation */
41 short sem_flg; /* operation flags */
42};
43
44/* arg for semctl system calls. */
45union semun {
46 int val; /* value for SETVAL */
47 struct semid_ds __user *buf; /* buffer for IPC_STAT & IPC_SET */
48 unsigned short __user *array; /* array for GETALL & SETALL */
49 struct seminfo __user *__buf; /* buffer for IPC_INFO */
50 void __user *__pad;
51};
52
53struct seminfo {
54 int semmap;
55 int semmni;
56 int semmns;
57 int semmnu;
58 int semmsl;
59 int semopm;
60 int semume;
61 int semusz;
62 int semvmx;
63 int semaem;
64};
65
66#define SEMMNI 128 /* <= IPCMNI max # of semaphore identifiers */
67#define SEMMSL 250 /* <= 8 000 max num of semaphores per id */
68#define SEMMNS (SEMMNI*SEMMSL) /* <= INT_MAX max # of semaphores in system */
69#define SEMOPM 32 /* <= 1 000 max num of ops per semop call */
70#define SEMVMX 32767 /* <= 32767 semaphore maximum value */
71#define SEMAEM SEMVMX /* adjust on exit max value */
72
73/* unused */
74#define SEMUME SEMOPM /* max num of undo entries per process */
75#define SEMMNU SEMMNS /* num of undo structures system wide */
76#define SEMMAP SEMMNS /* # of entries in semaphore map */
77#define SEMUSZ 20 /* sizeof struct sem_undo */
78
79#ifdef __KERNEL__
80#include <linux/atomic.h> 4#include <linux/atomic.h>
81#include <linux/rcupdate.h> 5#include <linux/rcupdate.h>
82#include <linux/cache.h> 6#include <linux/cache.h>
7#include <uapi/linux/sem.h>
83 8
84struct task_struct; 9struct task_struct;
85 10
@@ -122,6 +47,4 @@ static inline void exit_sem(struct task_struct *tsk)
122} 47}
123#endif 48#endif
124 49
125#endif /* __KERNEL__ */
126
127#endif /* _LINUX_SEM_H */ 50#endif /* _LINUX_SEM_H */