acinclude.m4: Fix dpdk build if -mssse3 not supported.

On arm/arm64:
	gcc: error: unrecognized command line option '-mssse3'

Signed-off-by: Ilya Maximets <i.maximets@samsung.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>

diff --git a/acinclude.m4 b/acinclude.m4
index 9d652c2..6771f48 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -216,7 +216,8 @@ AC_DEFUN([OVS_CHECK_DPDK], [
     CFLAGS="$ovs_save_CFLAGS"
     LDFLAGS="$ovs_save_LDFLAGS"
     OVS_LDFLAGS="$OVS_LDFLAGS -L$DPDK_LIB_DIR"
-    OVS_CFLAGS="$OVS_CFLAGS -I$DPDK_INCLUDE -mssse3"
+    OVS_CFLAGS="$OVS_CFLAGS -I$DPDK_INCLUDE"
+    OVS_ENABLE_OPTION([-mssse3])
 
     # DPDK pmd drivers are not linked unless --whole-archive is used.
     #