kern_synch.c (c21410e1192bfc47a8bca3ca72ee8ff726bffa4c) kern_synch.c (2f1e70693d5139b207a083e6a7255871ef15cdeb)
1/*-
2 * Copyright (c) 1982, 1986, 1990, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

--- 22 unchanged lines hidden (view full) ---

31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)kern_synch.c 8.9 (Berkeley) 5/19/95
1/*-
2 * Copyright (c) 1982, 1986, 1990, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

--- 22 unchanged lines hidden (view full) ---

31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)kern_synch.c 8.9 (Berkeley) 5/19/95
39 * $Id: kern_synch.c,v 1.54 1998/04/04 13:25:20 phk Exp $
39 * $Id: kern_synch.c,v 1.55 1998/05/17 11:52:45 phk Exp $
40 */
41
42#include "opt_ktrace.h"
43
44#include <sys/param.h>
45#include <sys/systm.h>
46#include <sys/proc.h>
47#include <sys/kernel.h>

--- 4 unchanged lines hidden (view full) ---

52#include <vm/vm.h>
53#include <vm/vm_extern.h>
54#ifdef KTRACE
55#include <sys/uio.h>
56#include <sys/ktrace.h>
57#endif
58
59#include <machine/cpu.h>
40 */
41
42#include "opt_ktrace.h"
43
44#include <sys/param.h>
45#include <sys/systm.h>
46#include <sys/proc.h>
47#include <sys/kernel.h>

--- 4 unchanged lines hidden (view full) ---

52#include <vm/vm.h>
53#include <vm/vm_extern.h>
54#ifdef KTRACE
55#include <sys/uio.h>
56#include <sys/ktrace.h>
57#endif
58
59#include <machine/cpu.h>
60#ifdef SMP
61#include <machine/smp.h>
62#endif
63#include <machine/ipl.h>
60#include <machine/limits.h> /* for UCHAR_MAX = typeof(p_priority)_MAX */
61
62static void rqinit __P((void *));
63SYSINIT(runqueue, SI_SUB_RUN_QUEUE, SI_ORDER_FIRST, rqinit, NULL)
64
65u_char curpriority; /* usrpri of curproc */
66int lbolt; /* once a second sleep address */
67

--- 57 unchanged lines hidden (view full) ---

125 */
126/* ARGSUSED */
127static void
128roundrobin(arg)
129 void *arg;
130{
131 struct proc *p = curproc; /* XXX */
132
64#include <machine/limits.h> /* for UCHAR_MAX = typeof(p_priority)_MAX */
65
66static void rqinit __P((void *));
67SYSINIT(runqueue, SI_SUB_RUN_QUEUE, SI_ORDER_FIRST, rqinit, NULL)
68
69u_char curpriority; /* usrpri of curproc */
70int lbolt; /* once a second sleep address */
71

--- 57 unchanged lines hidden (view full) ---

129 */
130/* ARGSUSED */
131static void
132roundrobin(arg)
133 void *arg;
134{
135 struct proc *p = curproc; /* XXX */
136
137#ifdef SMP
138 need_resched();
139 forward_roundrobin();
140#else
133 if (p == 0 || RTP_PRIO_NEED_RR(p->p_rtprio.type))
134 need_resched();
141 if (p == 0 || RTP_PRIO_NEED_RR(p->p_rtprio.type))
142 need_resched();
143#endif
135
136 timeout(roundrobin, NULL, ROUNDROBIN_INTERVAL);
137}
138
139/*
140 * Constants for digital decay and forget:
141 * 90% of (p_estcpu) usage in 5 * loadav time
142 * 95% of (p_pctcpu) usage in 60 seconds (load insensitive)

--- 614 unchanged lines hidden --- 		144
145 timeout(roundrobin, NULL, ROUNDROBIN_INTERVAL);
146}
147
148/*
149 * Constants for digital decay and forget:
150 * 90% of (p_estcpu) usage in 5 * loadav time
151 * 95% of (p_pctcpu) usage in 60 seconds (load insensitive)

--- 614 unchanged lines hidden ---