kbuild: call make once for all targets when O=.. is used

[linux-2.6-omap-h63xx.git] / Makefile

diff --git a/Makefile b/Makefile
index 0ad6e8d9b0b3a04ed3d087bf3edd70fa5298146d..679094a9b2dd042f18df4bfcf5c898356b4f1419 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -118,12 +118,17 @@ $(if $(KBUILD_OUTPUT),, \
 # Check that OUTPUT directory is not the same as where we have kernel src
 $(if $(filter-out $(KBUILD_OUTPUT),$(shell /bin/pwd)),, \
      $(error Output directory (O=...) specifies kernel src dir))
-PHONY += $(MAKECMDGOALS)
 
-$(filter-out _all,$(MAKECMDGOALS)) _all:
+PHONY += $(MAKECMDGOALS) sub-make
+
+$(filter-out _all sub-make,$(MAKECMDGOALS)) _all: sub-make
+       $(Q)@:
+
+sub-make: FORCE
        $(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
        KBUILD_SRC=$(CURDIR) \
-       KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile $@
+       KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile \
+       $(filter-out _all sub-make,$(MAKECMDGOALS))
 
 # Leave processing to above invocation of make
 skip-makefile := 1