diff options
| -rw-r--r-- | sys/vm/vm_map.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index 9d4aec7..8fd5eb7 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -61,7 +61,7 @@ * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. * - * $Id: vm_map.c,v 1.173 1999/07/21 18:02:27 alc Exp $ + * $Id: vm_map.c,v 1.174 1999/08/01 06:05:08 alc Exp $ */ /* @@ -1028,26 +1028,12 @@ vm_map_madvise(map, start, end, advise) for(current = entry; (current != &map->header) && (current->start < end); current = current->next) { - vm_size_t size; if (current->eflags & MAP_ENTRY_IS_SUB_MAP) { continue; } vm_map_clip_end(map, current, end); - size = current->end - current->start; - - /* - * Create an object if needed - */ - if (current->object.vm_object == NULL) { - vm_object_t object; - if ((advise == MADV_FREE) || (advise == MADV_DONTNEED)) - continue; - object = vm_object_allocate(OBJT_DEFAULT, OFF_TO_IDX(size)); - current->object.vm_object = object; - current->offset = 0; - } switch (advise) { case MADV_NORMAL: @@ -1069,7 +1055,7 @@ vm_map_madvise(map, start, end, advise) vm_pindex_t pindex; int count; pindex = OFF_TO_IDX(current->offset); - count = OFF_TO_IDX(size); + count = OFF_TO_IDX(current->end - current->start); /* * MADV_DONTNEED removes the page from all * pmaps, so pmap_remove is not necessary. @@ -1084,7 +1070,7 @@ vm_map_madvise(map, start, end, advise) vm_pindex_t pindex; int count; pindex = OFF_TO_IDX(current->offset); - count = OFF_TO_IDX(size); + count = OFF_TO_IDX(current->end - current->start); vm_object_madvise(current->object.vm_object, pindex, count, advise); pmap_object_init_pt(map->pmap, current->start, |
