mini-os: add comments in Config.mk regarding new config options

Add some comment in Config.mk what to do in case of adding new config
options.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>

diff --git a/Config.mk b/Config.mk
index 0e405bf93885943bc6cab6a0e7285891ecbdaf32..0baedd1a7c37f608c7781ecd71cc3557902e7b84 100644 (file)
--- a/Config.mk
+++ b/Config.mk
@@ -152,6 +152,11 @@ CFLAGS += -flto
 LDFLAGS-$(clang) += -plugin LLVMgold.so
 endif
 
+# When adding a new CONFIG_ option please make sure the test configurations
+# under arch/*/testbuild/ are updated accordingly. Especially
+# arch/*/testbuild/*-yes and arch/*/testbuild/*-no should set ALL possible
+# CONFIG_ variables.
+
 # Configuration defaults
 ifeq ($(TARGET_ARCH_FAM),x86)
 CONFIG_PARAVIRT ?= y