17c478bdstevel@tonic-gate/*
27c478bdstevel@tonic-gate * CDDL HEADER START
37c478bdstevel@tonic-gate *
47c478bdstevel@tonic-gate * The contents of this file are subject to the terms of the
57c478bdstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bdstevel@tonic-gate * (the "License").  You may not use this file except in compliance
77c478bdstevel@tonic-gate * with the License.
87c478bdstevel@tonic-gate *
97c478bdstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bdstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bdstevel@tonic-gate * See the License for the specific language governing permissions
127c478bdstevel@tonic-gate * and limitations under the License.
137c478bdstevel@tonic-gate *
147c478bdstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bdstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bdstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bdstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bdstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bdstevel@tonic-gate *
207c478bdstevel@tonic-gate * CDDL HEADER END
217c478bdstevel@tonic-gate */
227c478bdstevel@tonic-gate/*
235d54f3dmuffin * Copyright 1988 Sun Microsystems, Inc.  All rights reserved.
245d54f3dmuffin * Use is subject to license terms.
257c478bdstevel@tonic-gate */
267c478bdstevel@tonic-gate
275d54f3dmuffin#pragma ident	"%Z%%M%	%I%	%E% SMI"
285d54f3dmuffin
297c478bdstevel@tonic-gate#include <sys/types.h>
307c478bdstevel@tonic-gate#include <sys/mman.h>
317c478bdstevel@tonic-gate#include <errno.h>
327c478bdstevel@tonic-gate
337c478bdstevel@tonic-gate/*
347c478bdstevel@tonic-gate * Function to synchronize address range with backing store.
357c478bdstevel@tonic-gate */
367c478bdstevel@tonic-gate
377c478bdstevel@tonic-gate/*LINTLIBRARY*/
385d54f3dmuffinint
395d54f3dmuffinmsync(caddr_t addr, u_int len, int flags)
407c478bdstevel@tonic-gate{
417c478bdstevel@tonic-gate	if ((int)len <= 0) {
427c478bdstevel@tonic-gate		errno = EINVAL;
437c478bdstevel@tonic-gate		return (-1);
447c478bdstevel@tonic-gate	}
457c478bdstevel@tonic-gate	return (mctl(addr, len, MC_SYNC, flags));
467c478bdstevel@tonic-gate}
47