69 lines
2.2 KiB
C
Executable File
69 lines
2.2 KiB
C
Executable File
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
|
|
/* All Rights Reserved */
|
|
|
|
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
|
|
/* The copyright notice above does not evidence any */
|
|
/* actual or intended publication of such source code. */
|
|
|
|
#ifndef _SYS_TS_H
|
|
#define _SYS_TS_H
|
|
|
|
#pragma ident "@(#)ts.h 1.13 94/04/12 SMI" /* SVr4.0 1.5 */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/thread.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*
|
|
* time-sharing dispatcher parameter table entry
|
|
*/
|
|
typedef struct tsdpent {
|
|
pri_t ts_globpri; /* global (class independent) priority */
|
|
long ts_quantum; /* time quantum given to procs at this level */
|
|
pri_t ts_tqexp; /* ts_umdpri assigned when proc at this level */
|
|
/* exceeds its time quantum */
|
|
pri_t ts_slpret; /* ts_umdpri assigned when proc at this level */
|
|
/* returns to user mode after sleeping */
|
|
short ts_maxwait; /* bumped to ts_lwait if more than ts_maxwait */
|
|
/* secs elapse before receiving full quantum */
|
|
short ts_lwait; /* ts_umdpri assigned if ts_dispwait exceeds */
|
|
/* ts_maxwait */
|
|
} tsdpent_t;
|
|
|
|
|
|
/*
|
|
* time-sharing class specific thread structure
|
|
*/
|
|
typedef struct tsproc {
|
|
long ts_timeleft; /* time remaining in procs quantum */
|
|
long ts_dispwait; /* number of wall clock seconds since start */
|
|
/* of quantum (not reset upon preemption */
|
|
pri_t ts_cpupri; /* system controlled component of ts_umdpri */
|
|
pri_t ts_uprilim; /* user priority limit */
|
|
pri_t ts_upri; /* user priority */
|
|
pri_t ts_umdpri; /* user mode priority within ts class */
|
|
char ts_nice; /* nice value for compatibility */
|
|
char ts_boost; /* interactive priority offset */
|
|
unsigned char ts_flags; /* flags defined below */
|
|
kthread_t *ts_tp; /* pointer to thread */
|
|
struct tsproc *ts_next; /* link to next tsproc on list */
|
|
struct tsproc *ts_prev; /* link to previous tsproc on list */
|
|
} tsproc_t;
|
|
|
|
|
|
/* flags */
|
|
#define TSKPRI 0x01 /* thread at kernel mode priority */
|
|
#define TSBACKQ 0x02 /* thread goes to back of disp q when preempted */
|
|
#define TSIA 0x04 /* thread is interactive */
|
|
#define TSIASET 0x08 /* interactive thread is "on" */
|
|
#define TSIANICED 0x10 /* interactive thread has been niced */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _SYS_TS_H */
|