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authoralc <alc@FreeBSD.org>2002-12-18 04:02:02 +0000
committeralc <alc@FreeBSD.org>2002-12-18 04:02:02 +0000
commita0ec4e567056f7171d897a337bb918a3bdf26ddd (patch)
tree5d52ca139406c9c1e508e084441bf0e5b4009813 /sys/vm/vm_pageout.c
parent345fe7ca1fc1ac7cd3fb8480e6c130cfc68292a3 (diff)
downloadFreeBSD-src-a0ec4e567056f7171d897a337bb918a3bdf26ddd.zip
FreeBSD-src-a0ec4e567056f7171d897a337bb918a3bdf26ddd.tar.gz
Hold the page queues lock when performing vm_page_flag_set().
Diffstat (limited to 'sys/vm/vm_pageout.c')
-rw-r--r--sys/vm/vm_pageout.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/vm/vm_pageout.c b/sys/vm/vm_pageout.c
index d81d581..924909c 100644
--- a/sys/vm/vm_pageout.c
+++ b/sys/vm/vm_pageout.c
@@ -857,8 +857,10 @@ rescan0:
* before being freed. This significantly extends
* the thrash point for a heavily loaded machine.
*/
+ vm_page_lock_queues();
vm_page_flag_set(m, PG_WINATCFLS);
vm_pageq_requeue(m);
+ vm_page_unlock_queues();
} else if (maxlaunder > 0) {
/*
* We always want to try to flush some dirty pages if
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