kbuild: Do not unnecessarily regenerate modules.builtin

[safe/jmp/linux-2.6] / Makefile

diff --git a/Makefile b/Makefile
index 03053c6..160cada 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -579,9 +579,6 @@ KBUILD_CFLAGS += $(call cc-option,-Wno-pointer-sign,)
 # disable invalid "can't wrap" optimizations for signed / pointers
 KBUILD_CFLAGS  += $(call cc-option,-fno-strict-overflow)
 
-# revert to pre-gcc-4.4 behaviour of .eh_frame
-KBUILD_CFLAGS  += $(call cc-option,-fno-dwarf2-cfi-asm)
-
 # conserve stack if available
 KBUILD_CFLAGS   += $(call cc-option,-fconserve-stack)
 
@@ -885,9 +882,6 @@ $(sort $(vmlinux-init) $(vmlinux-main)) $(vmlinux-lds): $(vmlinux-dirs) ;
 PHONY += $(vmlinux-dirs)
 $(vmlinux-dirs): prepare scripts
        $(Q)$(MAKE) $(build)=$@
-ifdef CONFIG_MODULES
-       $(Q)$(MAKE) $(modbuiltin)=$@
-endif
 
 # Build the kernel release string
 #
@@ -1092,7 +1086,7 @@ ifdef CONFIG_MODULES
 
 # By default, build modules as well
 
-all: modules
+all: modules modules.builtin
 
 #      Build modules
 #
@@ -1103,11 +1097,16 @@ all: modules
 PHONY += modules
 modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux)
        $(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order
-       $(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.builtin) > $(objtree)/modules.builtin
        @$(kecho) '  Building modules, stage 2.';
        $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
        $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modbuild
 
+modules.builtin: $(vmlinux-dirs:%=%/modules.builtin)
+       $(Q)$(AWK) '!x[$$0]++' $^ > $(objtree)/modules.builtin
+
+%/modules.builtin: include/config/auto.conf | modules
+       $(Q)$(MAKE) $(modbuiltin)=$*
+
 
 # Target to prepare building external modules
 PHONY += modules_prepare