PMAP_IS_PREFAULTABLE(9) | Kernel Developer's Manual | PMAP_IS_PREFAULTABLE(9) |
pmap_is_prefaultable
—
determine if a page may be prefaulted
#include
<sys/param.h>
#include <vm/vm.h>
#include <vm/pmap.h>
boolean_t
pmap_is_prefaultable
(pmap_t
pmap, vm_offset_t
va);
The
pmap_is_prefaultable
()
function provides a means of determining if the page residing at virtual
address va in the physical map
pmap may be pre-faulted into main memory.
This is a helper function which is called by vm_fault_prefault(9).
This manual page was written by Bruce M Simpson <bms@spc.org>.
July 21, 2003 | Debian |