diff options
| author | Alan Cox <alc@FreeBSD.org> | 1999-05-09 03:42:08 +0000 |
|---|---|---|
| committer | Alan Cox <alc@FreeBSD.org> | 1999-05-09 03:42:08 +0000 |
| commit | 956317d50b37bacaabbe619960dc0156bb4274a4 (patch) | |
| tree | 2653badc4cb699b6e110e58c797dd67ecd9c4659 | |
| parent | 15041c8744d80eed2a4197273089bb0f2b1bab36 (diff) | |
Notes
| -rw-r--r-- | sys/vm/vm_object.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c index 8b448d74cf35..dd8eba20df6d 100644 --- a/sys/vm/vm_object.c +++ b/sys/vm/vm_object.c @@ -61,7 +61,7 @@ * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. * - * $Id: vm_object.c,v 1.138.2.2 1999/01/22 06:44:16 dillon Exp $ + * $Id: vm_object.c,v 1.138.2.3 1999/03/23 05:08:07 alc Exp $ */ /* @@ -1309,7 +1309,8 @@ vm_object_page_remove(object, start, end, clean_only) unsigned int size; int all; - if (object == NULL) + if (object == NULL || + object->resident_page_count == 0) return; all = ((end == 0) && (start == 0)); @@ -1317,7 +1318,7 @@ vm_object_page_remove(object, start, end, clean_only) vm_object_pip_add(object, 1); again: size = end - start; - if (all || size > 4 || size >= object->size / 4) { + if (all || size > object->resident_page_count / 4) { for (p = TAILQ_FIRST(&object->memq); p != NULL; p = next) { next = TAILQ_NEXT(p, listq); if (all || ((start <= p->pindex) && (p->pindex < end))) { |