Hold the page queues lock when calling pmap_protect(); it updates fields

of the vm_page structure.  Nearby, remove an unnecessary semicolon and
return statement.

Approved by:	re (blanket)

1 files changed, 5 insertions, 3 deletions

diff --git a/sys/vm/vm_pageout.c b/sys/vm/vm_pageout.c
index 4ac5259..d81d581 100644
--- a/sys/vm/vm_pageout.c
+++ b/sys/vm/vm_pageout.c
@@ -592,17 +592,19 @@ vm_pageout_map_deactivate_pages(map, desired)
 				vm_pageout_object_deactivate_pages(map, obj, desired, 0);
 		}
 		tmpe = tmpe->next;
-	};
+	}
 
 	/*
 	 * Remove all mappings if a process is swapped out, this will free page
 	 * table pages.
 	 */
-	if (desired == 0 && nothingwired)
+	if (desired == 0 && nothingwired) {
+		vm_page_lock_queues();
 		pmap_remove(vm_map_pmap(map), vm_map_min(map),
 		    vm_map_max(map));
+		vm_page_unlock_queues();
+	}
 	vm_map_unlock(map);
-	return;
 }
 #endif		/* !defined(NO_SWAPPING) */