From d9f78edfd81b9e484423534360350ef7253cc888 Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Tue, 6 Aug 2019 19:03:21 +0900 Subject: [PATCH] kbuild: fix false-positive need-builtin calculation The current implementation of need-builtin is false-positive, for example, in the following Makefile: obj-m := foo/ obj-y := foo/bar/ ..., where foo/built-in.a is not required. Signed-off-by: Masahiro Yamada --- scripts/Makefile.build | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 0d434d0afc0b..3fe0c73e002c 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -487,7 +487,8 @@ targets += $(call intermediate_targets, .asn1.o, .asn1.c .asn1.h) \ PHONY += $(subdir-ym) $(subdir-ym): - $(Q)$(MAKE) $(build)=$@ need-builtin=$(if $(findstring $@,$(subdir-obj-y)),1) + $(Q)$(MAKE) $(build)=$@ \ + need-builtin=$(if $(filter $@/built-in.a, $(subdir-obj-y)),1) # Add FORCE to the prequisites of a target to force it to be always rebuilt. # ---------------------------------------------------------------------------