On 2016-10-24 14:45, Wei Yang wrote: > diff --git a/Makefile b/Makefile > index addb235..546998e 100644 > --- a/Makefile > +++ b/Makefile > @@ -1627,6 +1627,8 @@ endif > $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) > %.symtypes: %.c prepare scripts FORCE > $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) > +%/built-in.o: prepare scripts > + $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@) This rule gets in the way of 975 # The actual objects are generated when descending, 976 # make sure no implicit rule kicks in 977 $(sort $(vmlinux-deps)): $(vmlinux-dirs) ; Quickly looking at the Makefile, it may be fine, but it needs to be confirmed. This also explains why the current behavior with */built-in.o is inconsistent. Michal -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html