2 files changed, 1 insertions, 4 deletions

diff --git a/include/xen/interface/callback.h b/include/xen/interface/callback.h
index 8c5fa0e20155..dc3193f4b581 100644
--- a/include/xen/interface/callback.h
+++ b/include/xen/interface/callback.h
@@ -36,7 +36,7 @@
  * @extra_args == Operation-specific extra arguments (NULL if none).
  */
 
-/* ia64, x86: Callback for event delivery. */
+/* x86: Callback for event delivery. */
 #define CALLBACKTYPE_event                 0
 
 /* x86: Failsafe callback when guest state cannot be restored by Xen. */
diff --git a/include/xen/interface/io/protocols.h b/include/xen/interface/io/protocols.h
index 056744b4b05e..545a14ba0bb3 100644
--- a/include/xen/interface/io/protocols.h
+++ b/include/xen/interface/io/protocols.h
@@ -3,7 +3,6 @@
 
 #define XEN_IO_PROTO_ABI_X86_32     "x86_32-abi"
 #define XEN_IO_PROTO_ABI_X86_64     "x86_64-abi"
-#define XEN_IO_PROTO_ABI_IA64       "ia64-abi"
 #define XEN_IO_PROTO_ABI_POWERPC64  "powerpc64-abi"
 #define XEN_IO_PROTO_ABI_ARM        "arm-abi"
 
@@ -11,8 +10,6 @@
 # define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_X86_32
 #elif defined(__x86_64__)
 # define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_X86_64
-#elif defined(__ia64__)
-# define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_IA64
 #elif defined(__powerpc64__)
 # define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_POWERPC64
 #elif defined(__arm__) || defined(__aarch64__)