This line contains $(MAKE), so Make knows that it will invoke sub-make without help of the '+' marker. Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> --- Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Makefile b/Makefile index ec2a6b85a0fa..c0be1a4dbfdd 100644 --- a/Makefile +++ b/Makefile @@ -1253,7 +1253,7 @@ kselftest-merge: $(if $(wildcard $(objtree)/.config),, $(error No .config exists, config your kernel first!)) $(Q)find $(srctree)/tools/testing/selftests -name config | \ xargs $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config - +$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig + $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig # --------------------------------------------------------------------------- # Devicetree files -- 2.17.1