diff --git a/config/kernel.m4 b/config/kernel.m4
index 1adec975c0..b918f04534 100644
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -601,9 +601,15 @@ dnl #
 dnl # Used internally by ZFS_LINUX_TEST_{COMPILE,MODPOST}
 dnl #
 AC_DEFUN([ZFS_LINUX_COMPILE], [
+	AC_ARG_VAR([KERNEL_CC], [C compiler for
+		building kernel modules])
+	AC_ARG_VAR([KERNEL_LD], [Linker for
+		building kernel modules])
+	AC_ARG_VAR([KERNEL_LLVM], [Binary option to
+		build kernel modules with LLVM/CLANG toolchain])
 	AC_TRY_COMMAND([
 	    KBUILD_MODPOST_NOFINAL="$5" KBUILD_MODPOST_WARN="$6"
-	    make modules -k -j$TEST_JOBS -C $LINUX_OBJ $ARCH_UM
+	    make modules -k -j$TEST_JOBS ${KERNEL_CC:+CC=$KERNEL_CC} ${KERNEL_LD:+LD=$KERNEL_LD} ${KERNEL_LLVM:+LLVM=$KERNEL_LLVM} -C $LINUX_OBJ $ARCH_UM
 	    M=$PWD/$1 >$1/build.log 2>&1])
 	AS_IF([AC_TRY_COMMAND([$2])], [$3], [$4])
 ])
diff --git a/module/Makefile.in b/module/Makefile.in
index 9cd075e685..b6338430e8 100644
--- a/module/Makefile.in
+++ b/module/Makefile.in
@@ -52,7 +52,9 @@ FMAKE = env -u MAKEFLAGS make $(FMAKEFLAGS)
 
 modules-Linux:
 	list='$(SUBDIR_TARGETS)'; for td in $$list; do $(MAKE) -C $$td; done
-	$(MAKE) -C @LINUX_OBJ@ M="$$PWD" @KERNEL_MAKE@ CONFIG_ZFS=m modules
+	$(MAKE) -C @LINUX_OBJ@ $(if @KERNEL_CC@,CC=@KERNEL_CC@) \
+		$(if @KERNEL_LD@,LD=@KERNEL_LD@) $(if @KERNEL_LLVM@,LLVM=@KERNEL_LLVM@) \
+		M="$$PWD" @KERNEL_MAKE@ CONFIG_ZFS=m modules
 
 modules-FreeBSD:
 	+$(FMAKE)