1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 1992-2003 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 #include <sys/cpu_module.h>
30
31 /*
32 * set_idle_cpu is called from idle() when a CPU becomes idle.
33 */
34 /*ARGSUSED*/
35 void
set_idle_cpu(int cpun)36 set_idle_cpu(int cpun)
37 {
38 cpu_idle_ecache_scrub(CPU);
39 }
40
41 /*
42 * unset_idle_cpu is called from idle() when a CPU is no longer idle.
43 */
44 /*ARGSUSED*/
45 void
unset_idle_cpu(int cpun)46 unset_idle_cpu(int cpun)
47 {
48 cpu_busy_ecache_scrub(CPU);
49 }
50