pmap_protect(9)

NAME

pmap_page_protect, pmap_protect - set physical page protec

tion

SYNOPSIS

#include <sys/param.h>
#include <vm/vm.h>
#include <vm/pmap.h>
void
pmap_page_protect(vm_page_t m, vm_prot_t prot);
void
pmap_protect(pmap_t pmap, vm_offset_t sva, vm_offset_t eva,
        vm_prot_t pr);

DESCRIPTION

The pmap_page_protect() function lowers the physical page

permissions to
prot for all mappings of a given page m.

The pmap_protect() function sets the physical page permis

sions to prot
for all physical pages in the physical map pmap in the vir

tual address
range between sva and eva.

SEE ALSO

pmap(9)

AUTHORS

This manual page was written by Bruce M Simpson

<bms@spc.org>.

BSD July 21, 2003

BSD