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authorMasahiro Yamada <masahiroy@kernel.org>2020-05-22 11:00:02 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2020-05-26 00:03:16 +0900
commit454753d9f67ae40b6a2142ddb6b4dbdcc9654aa9 (patch)
treeb486a81d82f9eb79eb3942dd3e2d62fa7d405619 /scripts/Makefile.build
parentaaa385ba9afe7aca25a1545a609963ee59b6c76b (diff)
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kbuild: make modules.order rule consistent with built-in.a
built-in.a contains the built-in object paths from the current and sub directories. module.order collects the module paths from the current and sub directories. Make their build rules look more symmetrical. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Diffstat (limited to 'scripts/Makefile.build')
-rw-r--r--scripts/Makefile.build10
1 files changed, 6 insertions, 4 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 323264607b9f..ee9a817e19a3 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -69,8 +69,9 @@ endif
# ===========================================================================
-# subdir-builtin may contain duplications. Use $(sort ...)
+# subdir-builtin and subdir-modorder may contain duplications. Use $(sort ...)
subdir-builtin := $(sort $(filter %/built-in.a, $(real-obj-y)))
+subdir-modorder := $(sort $(filter %/modules.order, $(modorder)))
ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),)
lib-target := $(obj)/lib.a
@@ -383,6 +384,7 @@ $(obj)/%.asn1.c $(obj)/%.asn1.h: $(src)/%.asn1 $(objtree)/scripts/asn1_compiler
# To build objects in subdirs, we need to descend into the directories
$(subdir-builtin): $(obj)/%/built-in.a: $(obj)/% ;
+$(subdir-modorder): $(obj)/%/modules.order: $(obj)/% ;
#
# Rule to compile a set of .o files into one .a file (without symbol table)
@@ -401,9 +403,9 @@ targets += $(builtin-target)
#
# Create commands to either record .ko file or cat modules.order from
# a subdirectory
-$(modorder-target): $(subdir-ym) FORCE
+$(obj)/modules.order: $(subdir-modorder) FORCE
$(Q){ $(foreach m, $(modorder), \
- $(if $(filter %/modules.order, $m), cat $m, echo $m);) :; } \
+ $(if $(filter $^, $m), cat $m, echo $m);) :; } \
| $(AWK) '!x[$$0]++' - > $@
#
@@ -491,7 +493,7 @@ $(subdir-ym):
$(Q)$(MAKE) $(build)=$@ \
$(if $(filter $@/, $(KBUILD_SINGLE_TARGETS)),single-build=) \
need-builtin=$(if $(filter $@/built-in.a, $(subdir-builtin)),1) \
- need-modorder=$(if $(need-modorder),$(if $(filter $@/modules.order, $(modorder)),1))
+ need-modorder=$(if $(filter $@/modules.order, $(subdir-modorder)),1)
# Add FORCE to the prequisites of a target to force it to be always rebuilt.
# ---------------------------------------------------------------------------