diff options
Diffstat (limited to 'include/linux/sem.h')
| -rw-r--r-- | include/linux/sem.h | 79 |
1 files changed, 1 insertions, 78 deletions
diff --git a/include/linux/sem.h b/include/linux/sem.h index 10d6b226afc..53d42650b19 100644 --- a/include/linux/sem.h +++ b/include/linux/sem.h @@ -1,85 +1,10 @@ #ifndef _LINUX_SEM_H #define _LINUX_SEM_H -#include <linux/ipc.h> - -/* semop flags */ -#define SEM_UNDO 0x1000 /* undo the operation on exit */ - -/* semctl Command Definitions. */ -#define GETPID 11 /* get sempid */ -#define GETVAL 12 /* get semval */ -#define GETALL 13 /* get all semval's */ -#define GETNCNT 14 /* get semncnt */ -#define GETZCNT 15 /* get semzcnt */ -#define SETVAL 16 /* set semval */ -#define SETALL 17 /* set all semval's */ - -/* ipcs ctl cmds */ -#define SEM_STAT 18 -#define SEM_INFO 19 - -/* Obsolete, used only for backwards compatibility and libc5 compiles */ -struct semid_ds { - struct ipc_perm sem_perm; /* permissions .. see ipc.h */ - __kernel_time_t sem_otime; /* last semop time */ - __kernel_time_t sem_ctime; /* last change time */ - struct sem *sem_base; /* ptr to first semaphore in array */ - struct sem_queue *sem_pending; /* pending operations to be processed */ - struct sem_queue **sem_pending_last; /* last pending operation */ - struct sem_undo *undo; /* undo requests on this array */ - unsigned short sem_nsems; /* no. of semaphores in array */ -}; - -/* Include the definition of semid64_ds */ -#include <asm/sembuf.h> - -/* semop system calls takes an array of these. */ -struct sembuf { - unsigned short sem_num; /* semaphore index in array */ - short sem_op; /* semaphore operation */ - short sem_flg; /* operation flags */ -}; - -/* arg for semctl system calls. */ -union semun { - int val; /* value for SETVAL */ - struct semid_ds __user *buf; /* buffer for IPC_STAT & IPC_SET */ - unsigned short __user *array; /* array for GETALL & SETALL */ - struct seminfo __user *__buf; /* buffer for IPC_INFO */ - void __user *__pad; -}; - -struct seminfo { - int semmap; - int semmni; - int semmns; - int semmnu; - int semmsl; - int semopm; - int semume; - int semusz; - int semvmx; - int semaem; -}; - -#define SEMMNI 128 /* <= IPCMNI max # of semaphore identifiers */ -#define SEMMSL 250 /* <= 8 000 max num of semaphores per id */ -#define SEMMNS (SEMMNI*SEMMSL) /* <= INT_MAX max # of semaphores in system */ -#define SEMOPM 32 /* <= 1 000 max num of ops per semop call */ -#define SEMVMX 32767 /* <= 32767 semaphore maximum value */ -#define SEMAEM SEMVMX /* adjust on exit max value */ - -/* unused */ -#define SEMUME SEMOPM /* max num of undo entries per process */ -#define SEMMNU SEMMNS /* num of undo structures system wide */ -#define SEMMAP SEMMNS /* # of entries in semaphore map */ -#define SEMUSZ 20 /* sizeof struct sem_undo */ - -#ifdef __KERNEL__ #include <linux/atomic.h> #include <linux/rcupdate.h> #include <linux/cache.h> +#include <uapi/linux/sem.h> struct task_struct; @@ -122,6 +47,4 @@ static inline void exit_sem(struct task_struct *tsk) } #endif -#endif /* __KERNEL__ */ - #endif /* _LINUX_SEM_H */ |