NAME¶
vm_map_sync
—
push dirty pages to their pager
SYNOPSIS¶
#include
<sys/param.h>
#include
<vm/vm.h>
#include
<vm/vm_map.h>
int
vm_map_sync
(
vm_map_t
map,
vm_offset_t start,
vm_offset_t end,
boolean_t syncio,
boolean_t invalidate);
DESCRIPTION¶
The
vm_map_sync
() function forces any dirty
cached pages in the range
start to
end within the
map to be pushed to their underlying pager.
If
syncio is TRUE, dirty pages are written
synchronously.
If
invalidate is TRUE, any cached pages are
also freed.
The range provided must be contiguous, it MUST NOT contain holes. The range
provided MUST NOT contain any sub-map entries.
RETURN VALUES¶
The
vm_map_sync
() function returns
KERN_SUCCESS
if successful.
Otherwise,
KERN_INVALID_ADDRESS
will be
returned if the function encountered a sub-map entry;
KERN_INVALID_ARGUMENT
will be returned if
the function encountered a hole in the region provided, or if an entry could
not be found for the given start address.
SEE ALSO¶
vm_map(9)
AUTHORS¶
This manual page was written by
Bruce M
Simpson ⟨bms@spc.org⟩.