xen: Fix compat_ioctl.h build.

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

diff --git a/include/xen/compat_ioctl.h b/include/xen/compat_ioctl.h
index 16f6d93cc13192d82657bbf8842479308c878166..181ba28574cc39ec93ccebdf65c53f8b31fceca2 100644 (file)
--- a/include/xen/compat_ioctl.h
+++ b/include/xen/compat_ioctl.h
@@ -41,7 +41,7 @@ struct privcmd_mmapbatch_32 {
        domid_t dom; /* target domain */
 #if defined(CONFIG_X86) || defined(CONFIG_IA64)
        union {      /* virtual address */
-               __u64 addr __packed;
+               __u64 addr __attribute__((packed));
                __u32 va; /* ensures union is 4-byte aligned */
        };
 #else