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From: Nathan Whitehorn <nwhitehorn@FreeBSD.org>
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Subject: PERFORCE change 159625 for review
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http://perforce.freebsd.org/chv.cgi?CH=159625

Change 159625 by nwhitehorn@nwhitehorn_comporellon on 2009/03/22 20:20:00

	Change the UMA zone from which fictitious PVOs are allocated to the
	unmanaged PVO zone. This is the same as SVN revision 189675 to
	mmu_oea.c, and likewise prevents a panic when unmaping mmaped
	physical memory regions.

Affected files ...

.. //depot/projects/ppc-g5/sys/powerpc/aim/mmu_oea64.c#15 edit

Differences ...

==== //depot/projects/ppc-g5/sys/powerpc/aim/mmu_oea64.c#15 (text+ko) ====

@@ -1216,8 +1216,11 @@
 	PMAP_LOCK_ASSERT(pmap, MA_OWNED);
 
 	/* XXX change the pvo head for fake pages */
-	if ((m->flags & PG_FICTITIOUS) == PG_FICTITIOUS)
+	if ((m->flags & PG_FICTITIOUS) == PG_FICTITIOUS) {
+		pvo_flags &= ~PVO_MANAGED;
 		pvo_head = &moea64_pvo_kunmanaged;
+		zone = moea_upvo_zone;
+	}
 
 	pte_lo = moea64_calc_wimg(VM_PAGE_TO_PHYS(m));