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-rw-r--r--tools/libxc/xc_core.h2
-rw-r--r--tools/libxc/xenctrl.h4
2 files changed, 5 insertions, 1 deletions
diff --git a/tools/libxc/xc_core.h b/tools/libxc/xc_core.h
index 67b56a42bd..10cbfca597 100644
--- a/tools/libxc/xc_core.h
+++ b/tools/libxc/xc_core.h
@@ -151,7 +151,7 @@ int xc_core_arch_map_p2m_writable(xc_interface *xch, unsigned int guest_width,
#if defined (__i386__) || defined (__x86_64__)
# include "xc_core_x86.h"
-#elif defined (__arm__)
+#elif defined (__arm__) || defined(__aarch64__)
# include "xc_core_arm.h"
#else
# error "unsupported architecture"
diff --git a/tools/libxc/xenctrl.h b/tools/libxc/xenctrl.h
index 32122fd303..50853af103 100644
--- a/tools/libxc/xenctrl.h
+++ b/tools/libxc/xenctrl.h
@@ -79,6 +79,10 @@
#define xen_mb() asm volatile ("dmb" : : : "memory")
#define xen_rmb() asm volatile ("dmb" : : : "memory")
#define xen_wmb() asm volatile ("dmb" : : : "memory")
+#elif defined(__aarch64__)
+#define xen_mb() asm volatile ("dmb sy" : : : "memory")
+#define xen_rmb() asm volatile ("dmb sy" : : : "memory")
+#define xen_wmb() asm volatile ("dmb sy" : : : "memory")
#else
#error "Define barriers"
#endif