modpost: print symbol dump file as the build target in short log

The symbol dump *.symvers is the output of modpost. Print it in
the short log.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 4d79afe..e766e13 100644 (file)
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -44,25 +44,26 @@ include include/config/auto.conf
 include scripts/Kbuild.include
 
 kernelsymfile := $(objtree)/Module.symvers
-modulesymfile := $(KBUILD_EXTMOD)/Module.symvers
 
 MODPOST = scripts/mod/modpost                                                          \
        $(if $(CONFIG_MODVERSIONS),-m)                                                  \
        $(if $(CONFIG_MODULE_SRCVERSION_ALL),-a)                                        \
-       $(if $(KBUILD_EXTMOD),-i,-o) $(kernelsymfile)                                   \
+       $(if $(KBUILD_EXTMOD),-i $(kernelsymfile))                                      \
        $(if $(KBUILD_EXTMOD),$(addprefix -i ,$(KBUILD_EXTRA_SYMBOLS)))                 \
-       $(if $(KBUILD_EXTMOD),-o $(modulesymfile))                                      \
        $(if $(CONFIG_SECTION_MISMATCH_WARN_ONLY),,-E)                                  \
-       $(if $(KBUILD_MODPOST_WARN),-w)
+       $(if $(KBUILD_MODPOST_WARN),-w) \
+       -o $@
 
 ifdef MODPOST_VMLINUX
 
-quiet_cmd_modpost = MODPOST vmlinux.o
-      cmd_modpost = $(MODPOST) vmlinux.o
+quiet_cmd_modpost = MODPOST $@
+      cmd_modpost = $(MODPOST) $<
 
-__modpost:
+Module.symvers: vmlinux.o
        $(call cmd,modpost)
 
+__modpost: Module.symvers
+
 else
 
 MODPOST += -s \
@@ -70,6 +71,8 @@ MODPOST += -s \
 
 ifeq ($(KBUILD_EXTMOD),)
 MODPOST += $(wildcard vmlinux)
+output-symdump := Module.symvers
+
 else
 
 # set src + obj - they may be used in the modules's Makefile
@@ -83,6 +86,8 @@ include $(if $(wildcard $(KBUILD_EXTMOD)/Kbuild), \
 # modpost option for external modules
 MODPOST += -e
 
+output-symdump := $(KBUILD_EXTMOD)/Module.symvers
+
 endif
 
 # modpost options for modules (both in-kernel and external)
@@ -94,20 +99,22 @@ ifneq ($(findstring i,$(filter-out --%,$(MAKEFLAGS))),)
 MODPOST += -n
 endif
 
-# find all modules listed in modules.order
-modules := $(sort $(shell cat $(MODORDER)))
-
-# Read out modules.order instead of expanding $(modules) to pass in modpost.
+# Read out modules.order to pass in modpost.
 # Otherwise, allmodconfig would fail with "Argument list too long".
-quiet_cmd_modpost = MODPOST $(words $(modules)) modules
+quiet_cmd_modpost = MODPOST $@
       cmd_modpost = sed 's/ko$$/o/' $(MODORDER) | $(MODPOST) -T -
 
-__modpost:
+$(output-symdump): FORCE
        $(call cmd,modpost)
+
+__modpost: $(output-symdump)
 ifneq ($(KBUILD_MODPOST_NOFINAL),1)
        $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modfinal
 endif
 
+PHONY += FORCE
+FORCE:
+
 endif
 
 .PHONY: $(PHONY)