#
-# There are three ways this Makefile can be called:
+# There are four ways this Makefile can be called:
#
#
# 1. As a subdirectory from the toplevel, for automake
#
-# 2. A wrapper around the kernel's makefile when building modules, to
-# possibly override the .config file
+# 2. A wrapper around the kernel's makefile when building modules, to
+# possibly override the .config file
#
# 3. At configure time, as the toplevel module dir for building
# kernel tests
#
+# 4. At configure time, to determine the kernel's idea of $(ARCH)
+#
ifeq ($(PATCHLEVEL),)
else
# case #2
+# Note that this comes from make -C $LINUX -f $LUSTRE/build/Makefile
+# so "include Makefile" below includes $LINUX/Makefile, not this file
include $(LUSTRE_LINUX_CONFIG)
include Makefile
endif
endif # PATCHLEVEL
+
+# case 4
+
+echoarch:
+ echo $(ARCH) >$(ARCHFILE)