D21343.diff
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	Index: head/sys/vm/vm_swapout.c
	===================================================================
	--- head/sys/vm/vm_swapout.c
	+++ head/sys/vm/vm_swapout.c
	@@ -226,20 +226,22 @@
	vm_page_activate(p);
	p->act_count += act_delta;
	} else if (vm_page_active(p)) {
	+ /*
	+ * The page daemon does not requeue pages
	+ * after modifying their activation count.
	+ */
	if (act_delta == 0) {
	p->act_count -= min(p->act_count,
	ACT_DECLINE);
	if (!remove_mode && p->act_count == 0) {
	pmap_remove_all(p);
	vm_page_deactivate(p);
	- } else
	- vm_page_requeue(p);
	+ }
	} else {
	vm_page_activate(p);
	if (p->act_count < ACT_MAX -
	ACT_ADVANCE)
	p->act_count += ACT_ADVANCE;
	- vm_page_requeue(p);
	}
	} else if (vm_page_inactive(p))
	pmap_remove_all(p);