Index: head/sys/amd64/linux/linux_dummy.c
===================================================================
--- head/sys/amd64/linux/linux_dummy.c
+++ head/sys/amd64/linux/linux_dummy.c
@@ -130,8 +130,6 @@
 DUMMY(finit_module);
 DUMMY(sched_setattr);
 DUMMY(sched_getattr);
-/* Linux 3.14: */
-DUMMY(renameat2);
 /* Linux 3.15: */
 DUMMY(seccomp);
 DUMMY(memfd_create);
Index: head/sys/amd64/linux32/linux32_dummy.c
===================================================================
--- head/sys/amd64/linux32/linux32_dummy.c
+++ head/sys/amd64/linux32/linux32_dummy.c
@@ -137,8 +137,6 @@
 DUMMY(finit_module);
 DUMMY(sched_setattr);
 DUMMY(sched_getattr);
-/* Linux 3.14: */
-DUMMY(renameat2);
 /* Linux 3.15: */
 DUMMY(seccomp);
 DUMMY(memfd_create);
Index: head/sys/arm64/linux/linux_dummy.c
===================================================================
--- head/sys/arm64/linux/linux_dummy.c
+++ head/sys/arm64/linux/linux_dummy.c
@@ -130,8 +130,6 @@
 DUMMY(finit_module);
 DUMMY(sched_setattr);
 DUMMY(sched_getattr);
-/* Linux 3.14: */
-DUMMY(renameat2);
 /* Linux 3.15: */
 DUMMY(seccomp);
 DUMMY(memfd_create);
Index: head/sys/compat/linux/linux_file.c
===================================================================
--- head/sys/compat/linux/linux_file.c
+++ head/sys/compat/linux/linux_file.c
@@ -686,8 +686,28 @@
 int
 linux_renameat(struct thread *td, struct linux_renameat_args *args)
 {
+	struct linux_renameat2_args renameat2_args = {
+	    .olddfd = args->olddfd,
+	    .oldname = args->oldname,
+	    .newdfd = args->newdfd,
+	    .newname = args->newname,
+	    .flags = 0
+	};
+
+	return (linux_renameat2(td, &renameat2_args));
+}
+
+int
+linux_renameat2(struct thread *td, struct linux_renameat2_args *args)
+{
 	char *from, *to;
 	int error, olddfd, newdfd;
+
+	if (args->flags != 0) {
+		linux_msg(td, "renameat2 unsupported flags 0x%x\n",
+		    args->flags);
+		return (EINVAL);
+	}
 
 	olddfd = (args->olddfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->olddfd;
 	newdfd = (args->newdfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->newdfd;
Index: head/sys/i386/linux/linux_dummy.c
===================================================================
--- head/sys/i386/linux/linux_dummy.c
+++ head/sys/i386/linux/linux_dummy.c
@@ -134,8 +134,6 @@
 DUMMY(sched_setattr);
 DUMMY(sched_getattr);
 /* Linux 3.14: */
-DUMMY(renameat2);
-/* Linux 3.15: */
 DUMMY(seccomp);
 DUMMY(memfd_create);
 /* Linux 3.18: */