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.Sh NAME 31.Nm vm_map_madvise 32.Nd apply advice about use of memory to map entries 33.Sh SYNOPSIS 34.In sys/param.h 35.In vm/vm.h 36.In vm/vm_map.h 37.Ft int 38.Fn vm_map_madvise "vm_map_t map" "vm_offset_t start" "vm_offset_t end" "int behav" 39.Sh DESCRIPTION 40The 41.Fn vm_map_madvise 42function applies the flags 43.Fa behav 44to the entries within 45.Fa map 46between 47.Fa start 48and 49.Fa end . 50.Pp 51Advisories are classified as either those affecting the 52.Dv vm_map_entry 53structure, or those affecting the underlying objects. 54.Pp 55The 56.Fn vm_map_madvise 57function is used by the 58.Fn madvise 59system call. 60.Sh RETURN VALUES 61The 62.Fn vm_map_madvise 63function returns 0 if successful. 64If the 65.Fa behav 66argument was not recognised, 67.Dv KERN_INVALID_ARGUMENT 68is returned. 69.Sh SEE ALSO 70.Xr madvise 2 , 71.Xr vm_map 9 72.Sh AUTHORS 73This man page was written by 74.An Bruce M Simpson Aq bms@spc.org . 75