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-rw-r--r--scripts/Makefile.build7
1 files changed, 7 insertions, 0 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 37a1d2cd49d4..2f66ed388d1c 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -52,6 +52,13 @@ ifndef obj
$(warning kbuild: Makefile.build is included improperly)
endif
+ifeq ($(MAKECMDGOALS)$(need-modorder),)
+ifneq ($(obj-m),)
+$(warning $(patsubst %.o,'%.ko',$(obj-m)) will not be built even though obj-m is specified.)
+$(warning You cannot use subdir-y/m to visit a module Makefile. Use obj-y/m instead.)
+endif
+endif
+
# ===========================================================================
ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),)