From bff497f753a4dab58de8ec353fb7cdfefe69aa37 Mon Sep 17 00:00:00 2001
From: Doug Rabson <dfr@FreeBSD.org>
Date: Fri, 5 Oct 2001 19:00:03 +0000
Subject: [PATCH] Use physical addresses, not virtual addresses when calling
 PHYS_TO_VM_PAGE.

---
 sys/ia64/ia64/pmap.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/ia64/ia64/pmap.c b/sys/ia64/ia64/pmap.c
index 9ec176693f56..3abb4fababe3 100644
--- a/sys/ia64/ia64/pmap.c
+++ b/sys/ia64/ia64/pmap.c
@@ -1381,7 +1381,8 @@ pmap_protect(pmap_t pmap, vm_offset_t sva, vm_offset_t eva, vm_prot_t prot)
 
 		if (pmap_pte_prot(&pv->pv_pte) != newprot) {
 			if (pv->pv_pte.pte_ig & PTE_IG_MANAGED) {
-				vm_page_t m = PHYS_TO_VM_PAGE(pv->pv_va);
+				vm_offset_t pa = pmap_pte_pa(&pv->pv_pte);
+				vm_page_t m = PHYS_TO_VM_PAGE(pa);
 				if (pv->pv_pte.pte_d) {
 					if (pmap_track_modified(pv->pv_va))
 						vm_page_dirty(m);