x86_64, vt-d: Do not include pages 'in xen range' which may be freed

to domain heap.

Signed-off-by: Keir Fraser <keir.fraser@citrix.com>

diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
index 35523ade1947f28ddbefc4290ae4d4e5aa03223a..09ab0dffb0de0ed79256e4578098252ccae0a01d 100644 (file)
--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -1108,8 +1108,8 @@ int xen_in_range(paddr_t start, paddr_t end)
     paddr_t xs = 0;
     paddr_t xe = xenheap_phys_end;
 #else
-    paddr_t xs = __pa(&_start);
-    paddr_t xe = __pa(&_end);
+    paddr_t xs = __pa(&_stext);
+    paddr_t xe = __pa(&_etext);
 #endif
 
     return (start < xe) && (end > xs);