Fill hypercall_page so that its VA space doesn't get used for code.

Signed-off-by: Christian Limpach <Christian.Limpach@cl.cam.ac.uk>

diff --git a/linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S b/linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S
index aa76b7fa8218f9b1c4c9c87da82ecc5e8e2b661e..6289c8a26f4079641bea5566b04efc5464b8ef9a 100644 (file)
--- a/linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S
+++ b/linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S
@@ -189,6 +189,7 @@ NEXT_PAGE(hypercall_page)
         * different address than expected. */
        .quad   __adjust_hypercall_page_in_header
 .endif
+       .fill   512,8,0
 
 #undef NEXT_PAGE