build: ensure prereq has been run at the beginning of prepare-tmpinfo

Makefile

@@ -184,6 +184,7 @@ gluon-tools: FORCE
 	+$(GLUONMAKE_EARLY) package/lua/host/install
 
 prepare-tmpinfo: FORCE
+	@+$(MAKE) -r -s tmp/.prereq-build OPENWRT_BUILD= QUIET=0
 	mkdir -p tmp/info
 	$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPS="$(TOPDIR)/include/package*.mk $(TOPDIR)/overlay/*/*.mk" SCAN_EXTRA=""
 	$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPS="profiles/*.mk $(TOPDIR)/include/kernel*.mk $(TOPDIR)/include/target.mk" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
@@ -205,7 +206,7 @@ feeds: FORCE
 	+$(GLUONMAKE_EARLY) prepare-tmpinfo
 
 config: FORCE
-	+$(NO_TRACE_MAKE) scripts/config/conf OPENWRT_BUILD=0
+	+$(NO_TRACE_MAKE) scripts/config/conf OPENWRT_BUILD= QUIET=0
 	+$(GLUONMAKE) prepare-tmpinfo
 	( \
 		cat $(GLUONDIR)/include/config $(GLUONDIR)/targets/$(GLUON_TARGET)/config; \

include/toplevel.mk

@@ -48,10 +48,6 @@ else
   export HOSTCC_WRAPPER:=$(HOSTCC)
 endif
 
-ifeq ($(FORCE),)
-  .config scripts/config/conf scripts/config/mconf: tmp/.prereq-build
-endif
-
 SCAN_COOKIE?=$(shell echo $$$$)
 export SCAN_COOKIE