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Code Issues Releases Activity

Be more selctive about when we clear p->valid.

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Submitted by:	John Dyson <toor@dyson.iquest.net>
This commit is contained in:
David Greenman 1998-09-28 02:40:11 +00:00
parent ac2143fc96
commit ce65e68c03
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=39700
1 changed files with 5 additions and 3 deletions
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8
sys/vm/vm_object.c
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@ -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 1.127 1998/08/24 08:39:37 dfr Exp $
* $Id: vm_object.c,v 1.128 1998/09/04 08:06:57 dfr Exp $
*/
/*
@ -1323,7 +1323,8 @@ vm_object_page_remove(object, start, end, clean_only)
if (all || ((start <= p->pindex) && (p->pindex < end))) {
if (p->wire_count != 0) {
vm_page_protect(p, VM_PROT_NONE);
p->valid = 0;
if (!clean_only)
p->valid = 0;
continue;
}
@ -1351,8 +1352,9 @@ vm_object_page_remove(object, start, end, clean_only)
if ((p = vm_page_lookup(object, start)) != 0) {
if (p->wire_count != 0) {
p->valid = 0;
vm_page_protect(p, VM_PROT_NONE);
if (!clean_only)
p->valid = 0;
start += 1;
size -= 1;
continue;