75 lines
2.4 KiB
Groff
75 lines
2.4 KiB
Groff
.\"
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.\" Copyright (c) 2003 Bruce M Simpson <bms@spc.org>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd July 21, 2003
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.Dt PMAP_RESIDENT_COUNT 9
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.Os
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.Sh NAME
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.Nm pmap_resident_count ,
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.Nm pmap_wired_count
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.Nd return page resident and wiring statistics
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.Sh SYNOPSIS
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.In sys/param.h
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.In vm/vm.h
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.In vm/pmap.h
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.Ft long
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.Fn pmap_resident_count "pmap_t pmap"
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.Ft long
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.Fn pmap_wired_count "pmap_t pmap"
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.Sh DESCRIPTION
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The
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.Fn pmap_resident_count
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and
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.Fn pmap_wired_count
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macros allow
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.Nm pmap
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consumers to retrieve statistics from the
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.Va pm_stats
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member of the machine-dependent structure
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.Vt struct pmap .
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.Sh IMPLEMENTATION NOTES
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Both functions are defined as in-line macros.
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The members which they access have type
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.Vt long .
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.Sh RETURN VALUES
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The
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.Fn pmap_resident_count
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returns the number of pages in the physical map
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.Va pmap
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which are currently resident in main memory.
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.Pp
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The
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.Fn pmap_wired_count
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returns the number of pages in the physical map
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.Va pmap
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which are currently wired into in main memory.
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.Sh SEE ALSO
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.Xr pmap 9
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.Sh AUTHORS
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This manual page was written by
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.An Bruce M Simpson Aq bms@spc.org .
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