diff --git a/cddl/contrib/opensolaris/lib/libdtrace/mips/dt_isadep.c b/cddl/contrib/opensolaris/lib/libdtrace/mips/dt_isadep.c
deleted file mode 100644
--- a/cddl/contrib/opensolaris/lib/libdtrace/mips/dt_isadep.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License, Version 1.0 only
- * (the "License").  You may not use this file except in compliance
- * with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-/*
- * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
- * Use is subject to license terms.
- */
-
-#pragma ident	"%Z%%M%	%I%	%E% SMI"
-
-#include <stdlib.h>
-#include <assert.h>
-#include <errno.h>
-#include <string.h>
-#include <libgen.h>
-
-#include <dt_impl.h>
-#include <dt_pid.h>
-
-/*ARGSUSED*/
-int
-dt_pid_create_entry_probe(struct ps_prochandle *P, dtrace_hdl_t *dtp,
-    fasttrap_probe_spec_t *ftp, const GElf_Sym *symp)
-{
-
-	dt_dprintf("%s: unimplemented\n", __func__);
-	return (DT_PROC_ERR);
-}
-
-int
-dt_pid_create_return_probe(struct ps_prochandle *P, dtrace_hdl_t *dtp,
-    fasttrap_probe_spec_t *ftp, const GElf_Sym *symp, uint64_t *stret)
-{
-
-	dt_dprintf("%s: unimplemented\n", __func__);
-	return (DT_PROC_ERR);
-}
-
-/*ARGSUSED*/
-int
-dt_pid_create_offset_probe(struct ps_prochandle *P, dtrace_hdl_t *dtp,
-    fasttrap_probe_spec_t *ftp, const GElf_Sym *symp, ulong_t off)
-{
-
-	dt_dprintf("%s: unimplemented\n", __func__);
-	return (DT_PROC_ERR);
-}
-
-/*ARGSUSED*/
-int
-dt_pid_create_glob_offset_probes(struct ps_prochandle *P, dtrace_hdl_t *dtp,
-    fasttrap_probe_spec_t *ftp, const GElf_Sym *symp, const char *pattern)
-{
-
-	dt_dprintf("%s: unimplemented\n", __func__);
-	return (DT_PROC_ERR);
-}
diff --git a/cddl/lib/libdtrace/Makefile b/cddl/lib/libdtrace/Makefile
--- a/cddl/lib/libdtrace/Makefile
+++ b/cddl/lib/libdtrace/Makefile
@@ -107,10 +107,6 @@
 CFLAGS+=	-I${OPENSOLARIS_SYS_DISTDIR}/uts/arm
 .PATH:		${SRCTOP}/cddl/contrib/opensolaris/lib/libdtrace/arm
 .PATH:		${SRCTOP}/sys/cddl/dev/dtrace/arm
-.elif ${MACHINE_CPUARCH} == "mips"
-CFLAGS+=	-I${OPENSOLARIS_SYS_DISTDIR}/uts/mips
-.PATH:		${SRCTOP}/cddl/contrib/opensolaris/lib/libdtrace/mips
-.PATH:		${SRCTOP}/sys/cddl/dev/dtrace/mips
 .elif ${MACHINE_CPUARCH} == "powerpc"
 CFLAGS+=	-I${OPENSOLARIS_SYS_DISTDIR}/uts/powerpc
 .PATH:		${SRCTOP}/cddl/contrib/opensolaris/lib/libdtrace/powerpc
diff --git a/cddl/usr.sbin/Makefile b/cddl/usr.sbin/Makefile
--- a/cddl/usr.sbin/Makefile
+++ b/cddl/usr.sbin/Makefile
@@ -34,11 +34,6 @@
 _lockstat=	lockstat
 .endif
 
-.if ${MACHINE_CPUARCH} == "mips"
-_dtrace=	dtrace
-_dwatch=	dwatch
-.endif
-
 .if ${MACHINE_CPUARCH} == "powerpc"
 _dtrace=	dtrace
 _dwatch=	dwatch