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Manual Pages  — PMAP_ZERO

NAME

pmap_zero_page, pmap_zero_area – zero-fill a page using machine-dependent optimizations

CONTENTS

SYNOPSIS

#include <sys/param.h>
#include <vm/vm.h>
#include <vm/pmap.h>

void
pmap_zero_page(vm_page_t m);

void
pmap_zero_page_area(vm_page_t m, int off, int size);

DESCRIPTION

The pmap_zero_page() function zero-fills an entire page using machine-dependent optimizations. The pmap_zero_page_area() function is used to zero-fill an area of a page. The range specified must not cross a page boundary; it must be contained entirely within a single page.

IMPLEMENTATION NOTES

This function is required to be implemented for each architecture supported by FreeBSD .

SEE ALSO

bzero(3), pmap(9)

AUTHORS

This manual page was written by Bruce M Simpson <Mt bms@spc.org>.
PMAP_ZERO (9) August 30, 2016
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