10Sstevel@tonic-gate /*
20Sstevel@tonic-gate * CDDL HEADER START
30Sstevel@tonic-gate *
40Sstevel@tonic-gate * The contents of this file are subject to the terms of the
50Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
60Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
70Sstevel@tonic-gate * with the License.
80Sstevel@tonic-gate *
90Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
100Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
110Sstevel@tonic-gate * See the License for the specific language governing permissions
120Sstevel@tonic-gate * and limitations under the License.
130Sstevel@tonic-gate *
140Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
150Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
160Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
170Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
180Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
190Sstevel@tonic-gate *
200Sstevel@tonic-gate * CDDL HEADER END
210Sstevel@tonic-gate */
22*722Smuffin /*
23*722Smuffin * Copyright 1988 Sun Microsystems, Inc. All rights reserved.
24*722Smuffin * Use is subject to license terms.
25*722Smuffin */
260Sstevel@tonic-gate
27*722Smuffin #pragma ident "%Z%%M% %I% %E% SMI"
280Sstevel@tonic-gate
290Sstevel@tonic-gate #include <sys/types.h>
300Sstevel@tonic-gate #include <sys/mman.h>
310Sstevel@tonic-gate #include <errno.h>
320Sstevel@tonic-gate
330Sstevel@tonic-gate /*
340Sstevel@tonic-gate * Function to synchronize address range with backing store.
350Sstevel@tonic-gate */
360Sstevel@tonic-gate
370Sstevel@tonic-gate /*LINTLIBRARY*/
38*722Smuffin int
msync(caddr_t addr,u_int len,int flags)39*722Smuffin msync(caddr_t addr, u_int len, int flags)
400Sstevel@tonic-gate {
410Sstevel@tonic-gate if ((int)len <= 0) {
420Sstevel@tonic-gate errno = EINVAL;
430Sstevel@tonic-gate return (-1);
440Sstevel@tonic-gate }
450Sstevel@tonic-gate return (mctl(addr, len, MC_SYNC, flags));
460Sstevel@tonic-gate }
47