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Subject[PATCH 4/5] kbuild: simplify modname calculation
Date
modname can be calculated much more simply.  If modname-multi is
empty, it is a single-used object. So, modname = $(basetarget).
Otherwise, modname = $(modname-multi).

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

scripts/Makefile.build | 12 +-----------
scripts/Makefile.lib | 7 -------
2 files changed, 1 insertion(+), 18 deletions(-)

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 4f2b25d..b8aecb7 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -131,17 +131,7 @@ $(real-objs-m:.o=.lst): quiet_modtag := [M]

$(obj-m) : quiet_modtag := [M]

-# Default for not multi-part modules
-modname = $(basetarget)
-
-$(multi-objs-m) : modname = $(modname-multi)
-$(multi-objs-m:.o=.i) : modname = $(modname-multi)
-$(multi-objs-m:.o=.s) : modname = $(modname-multi)
-$(multi-objs-m:.o=.lst) : modname = $(modname-multi)
-$(multi-objs-y) : modname = $(modname-multi)
-$(multi-objs-y:.o=.i) : modname = $(modname-multi)
-$(multi-objs-y:.o=.s) : modname = $(modname-multi)
-$(multi-objs-y:.o=.lst) : modname = $(modname-multi)
+modname = $(if $(modname-multi),$(modname-multi),$(basetarget))

quiet_cmd_cc_s_c = CC $(quiet_modtag) $@
cmd_cc_s_c = $(CC) $(c_flags) $(DISABLE_LTO) -fverbose-asm -S -o $@ $<
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 9217d40..e4e8e1b 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -47,11 +47,6 @@ multi-used-m := $(sort $(foreach m,$(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m
multi-used := $(multi-used-y) $(multi-used-m)
single-used-m := $(sort $(filter-out $(multi-used-m),$(obj-m)))

-# Build list of the parts of our composite objects, our composite
-# objects depend on those (obviously)
-multi-objs-y := $(foreach m, $(multi-used-y), $($(m:.o=-objs)) $($(m:.o=-y)))
-multi-objs-m := $(foreach m, $(multi-used-m), $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m)))
-
# $(subdir-obj-y) is the list of objects in $(obj-y) which uses dir/ to
# tell kbuild to descend
subdir-obj-y := $(filter %/built-in.o, $(obj-y))
@@ -80,8 +75,6 @@ real-objs-m := $(addprefix $(obj)/,$(real-objs-m))
single-used-m := $(addprefix $(obj)/,$(single-used-m))
multi-used-y := $(addprefix $(obj)/,$(multi-used-y))
multi-used-m := $(addprefix $(obj)/,$(multi-used-m))
-multi-objs-y := $(addprefix $(obj)/,$(multi-objs-y))
-multi-objs-m := $(addprefix $(obj)/,$(multi-objs-m))
subdir-ym := $(addprefix $(obj)/,$(subdir-ym))

# These flags are needed for modversions and compiling, so we define them here
--
2.7.4
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