+prepare_kernel_conf: .config FORCE
+
+ifeq ($(wildcard staging_dir/host/bin/sed),)
+ prepare_kernel_conf:
+ @+$(SUBMAKE) -r tools/sed/install
+else
+ prepare_kernel_conf: ;
+endif
+
+kernel_oldconfig: prepare_kernel_conf
+ $(_SINGLE)$(NO_TRACE_MAKE) -C target/linux oldconfig