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-rw-r--r--Makefile2
-rw-r--r--scripts/Makefile.modfinal60
-rw-r--r--scripts/Makefile.modpost79
3 files changed, 71 insertions, 70 deletions
diff --git a/Makefile b/Makefile
index 9c524950f4b3..db2ddd53d557 100644
--- a/Makefile
+++ b/Makefile
@@ -1304,7 +1304,6 @@ all: modules
PHONY += modules
modules: $(if $(KBUILD_BUILTIN),vmlinux) modules.order modules.builtin
- @$(kecho) ' Building modules, stage 2.';
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
$(Q)$(CONFIG_SHELL) $(srctree)/scripts/modules-check.sh
@@ -1624,7 +1623,6 @@ $(objtree)/Module.symvers:
build-dirs := $(KBUILD_EXTMOD)
PHONY += modules
modules: descend $(objtree)/Module.symvers
- @$(kecho) ' Building modules, stage 2.';
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
PHONY += modules_install
diff --git a/scripts/Makefile.modfinal b/scripts/Makefile.modfinal
new file mode 100644
index 000000000000..c8875f62dd96
--- /dev/null
+++ b/scripts/Makefile.modfinal
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: GPL-2.0-only
+# ===========================================================================
+# Module final link
+# ===========================================================================
+
+PHONY := __modfinal
+__modfinal:
+
+include $(srctree)/scripts/Kbuild.include
+
+# for c_flags
+include $(srctree)/scripts/Makefile.lib
+
+# find all modules listed in modules.order
+modules := $(sort $(shell cat $(MODORDER)))
+
+__modfinal: $(modules)
+ @:
+
+# modname is set to make c_flags define KBUILD_MODNAME
+modname = $(notdir $(@:.mod.o=))
+
+quiet_cmd_cc_o_c = CC [M] $@
+ cmd_cc_o_c = $(CC) $(c_flags) $(KBUILD_CFLAGS_MODULE) $(CFLAGS_MODULE) \
+ -c -o $@ $<
+
+%.mod.o: %.mod.c FORCE
+ $(call if_changed_dep,cc_o_c)
+
+ARCH_POSTLINK := $(wildcard $(srctree)/arch/$(SRCARCH)/Makefile.postlink)
+
+quiet_cmd_ld_ko_o = LD [M] $@
+ cmd_ld_ko_o = \
+ $(LD) -r $(KBUILD_LDFLAGS) \
+ $(KBUILD_LDFLAGS_MODULE) $(LDFLAGS_MODULE) \
+ $(addprefix -T , $(KBUILD_LDS_MODULE)) \
+ -o $@ $(filter %.o, $^); \
+ $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true)
+
+$(modules): %.ko: %.o %.mod.o $(KBUILD_LDS_MODULE) FORCE
+ +$(call if_changed,ld_ko_o)
+
+targets += $(modules) $(modules:.ko=.mod.o)
+
+# Add FORCE to the prequisites of a target to force it to be always rebuilt.
+# ---------------------------------------------------------------------------
+
+PHONY += FORCE
+FORCE:
+
+# Read all saved command lines and dependencies for the $(targets) we
+# may be building above, using $(if_changed{,_dep}). As an
+# optimization, we don't need to read them if the target does not
+# exist, we will rebuild anyway in that case.
+
+existing-targets := $(wildcard $(sort $(targets)))
+
+-include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd)
+
+.PHONY: $(PHONY)
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 905db30d6622..9800a3988f23 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -15,8 +15,6 @@
# 2) modpost is then used to
# 3) create one <module>.mod.c file pr. module
# 4) create one Module.symvers file with CRC for all exported symbols
-# 5) compile all <module>.mod.c files
-# 6) final link of the module to a <module.ko> file
# Step 3 is used to place certain information in the module's ELF
# section, including information such as:
@@ -60,13 +58,10 @@ MODPOST = scripts/mod/modpost \
ifdef MODPOST_VMLINUX
-__modpost: vmlinux.o
+quiet_cmd_modpost = MODPOST vmlinux.o
+ cmd_modpost = $(MODPOST) vmlinux.o
-quiet_cmd_modpost = MODPOST $@
- cmd_modpost = $(MODPOST) $@
-
-PHONY += vmlinux.o
-vmlinux.o:
+__modpost:
$(call cmd,modpost)
else
@@ -83,74 +78,22 @@ include $(if $(wildcard $(KBUILD_EXTMOD)/Kbuild), \
$(KBUILD_EXTMOD)/Kbuild, $(KBUILD_EXTMOD)/Makefile)
endif
-include scripts/Makefile.lib
+MODPOST += $(subst -i,-n,$(filter -i,$(MAKEFLAGS))) -s -T - $(wildcard vmlinux)
# find all modules listed in modules.order
modules := $(sort $(shell cat $(MODORDER)))
-# Stop after building .o files if NOFINAL is set. Makes compile tests quicker
-__modpost: $(if $(KBUILD_MODPOST_NOFINAL), $(modules:.ko:.o),$(modules))
- @:
-
-MODPOST += $(subst -i,-n,$(filter -i,$(MAKEFLAGS))) -s -T - $(wildcard vmlinux)
-
-# We can go over command line length here, so be careful.
+# Read out modules.order instead of expanding $(modules) to pass in modpost.
+# Otherwise, allmodconfig would fail with "Argument list too long".
quiet_cmd_modpost = MODPOST $(words $(modules)) modules
cmd_modpost = sed 's/ko$$/o/' $(MODORDER) | $(MODPOST)
-PHONY += modules-modpost
-modules-modpost:
+__modpost:
+ @$(kecho) ' Building modules, stage 2.'
$(call cmd,modpost)
-
-# Declare generated files as targets for modpost
-$(modules:.ko=.mod.c): modules-modpost
-
-# Step 5), compile all *.mod.c files
-
-# modname is set to make c_flags define KBUILD_MODNAME
-modname = $(notdir $(@:.mod.o=))
-
-quiet_cmd_cc_o_c = CC [M] $@
- cmd_cc_o_c = $(CC) $(c_flags) $(KBUILD_CFLAGS_MODULE) $(CFLAGS_MODULE) \
- -c -o $@ $<
-
-$(modules:.ko=.mod.o): %.mod.o: %.mod.c FORCE
- $(call if_changed_dep,cc_o_c)
-
-targets += $(modules:.ko=.mod.o)
-
-ARCH_POSTLINK := $(wildcard $(srctree)/arch/$(SRCARCH)/Makefile.postlink)
-
-# Step 6), final link of the modules with optional arch pass after final link
-quiet_cmd_ld_ko_o = LD [M] $@
- cmd_ld_ko_o = \
- $(LD) -r $(KBUILD_LDFLAGS) \
- $(KBUILD_LDFLAGS_MODULE) $(LDFLAGS_MODULE) \
- $(addprefix -T , $(KBUILD_LDS_MODULE)) \
- -o $@ $(filter %.o, $^); \
- $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true)
-
-$(modules): %.ko :%.o %.mod.o $(KBUILD_LDS_MODULE) FORCE
- +$(call if_changed,ld_ko_o)
-
-targets += $(modules)
-
-
-# Add FORCE to the prequisites of a target to force it to be always rebuilt.
-# ---------------------------------------------------------------------------
-
-PHONY += FORCE
-
-FORCE:
-
-# Read all saved command lines and dependencies for the $(targets) we
-# may be building above, using $(if_changed{,_dep}). As an
-# optimization, we don't need to read them if the target does not
-# exist, we will rebuild anyway in that case.
-
-existing-targets := $(wildcard $(sort $(targets)))
-
--include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd)
+ifneq ($(KBUILD_MODPOST_NOFINAL),1)
+ $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modfinal
+endif
endif