svn commit: r195094 - user/kmacy/releng_7_2_fcs/sys/vm
Kip Macy
kmacy at FreeBSD.org
Sat Jun 27 06:05:10 UTC 2009
Author: kmacy
Date: Sat Jun 27 06:05:10 2009
New Revision: 195094
URL: http://svn.freebsd.org/changeset/base/195094
Log:
verify that the page has a corresponding object before trying to grab the object lock for it
Modified:
user/kmacy/releng_7_2_fcs/sys/vm/vm_pageout.c
Modified: user/kmacy/releng_7_2_fcs/sys/vm/vm_pageout.c
==============================================================================
--- user/kmacy/releng_7_2_fcs/sys/vm/vm_pageout.c Sat Jun 27 05:27:34 2009 (r195093)
+++ user/kmacy/releng_7_2_fcs/sys/vm/vm_pageout.c Sat Jun 27 06:05:10 2009 (r195094)
@@ -1089,7 +1089,7 @@ unlock_and_continue:
next = TAILQ_NEXT(m, pageq);
object = m->object;
- if ((m->flags & PG_MARKER) != 0) {
+ if ((object == NULL) || (m->flags & PG_MARKER) != 0) {
m = next;
continue;
}
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