1.\" 2.\" Copyright (c) 2003 Bruce M Simpson <bms@spc.org> 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd July 19, 2003 29.Dt VM_MAP_MADVISE 9 30.Os 31.Sh NAME 32.Nm vm_map_madvise 33.Nd apply advice about use of memory to map entries 34.Sh SYNOPSIS 35.In sys/param.h 36.In vm/vm.h 37.In vm/vm_map.h 38.Ft int 39.Fo vm_map_madvise 40.Fa "vm_map_t map" "vm_offset_t start" "vm_offset_t end" "int behav" 41.Fc 42.Sh DESCRIPTION 43The 44.Fn vm_map_madvise 45function applies the flags 46.Fa behav 47to the entries within 48.Fa map 49between 50.Fa start 51and 52.Fa end . 53.Pp 54Advisories are classified as either those affecting the 55.Vt vm_map_entry 56structure, or those affecting the underlying objects. 57.Pp 58The 59.Fn vm_map_madvise 60function is used by the 61.Xr madvise 2 62system call. 63.Sh RETURN VALUES 64The 65.Fn vm_map_madvise 66function returns 0 if successful. 67If the 68.Fa behav 69argument was not recognised, 70.Dv KERN_INVALID_ARGUMENT 71is returned. 72.Sh SEE ALSO 73.Xr madvise 2 , 74.Xr vm_map 9 75.Sh AUTHORS 76This man page was written by 77.An Bruce M Simpson Aq bms@spc.org . 78