On Mon, Sep 04, 2017 at 02:37:24PM +0200, Peter Zijlstra wrote: > - once.o refcount.o usercopy.o errseq.o > -obj-y += string_helpers.o > + once.o usercopy.o errseq.o string_helpers.o hexdump.o kstrtox.o > + > +obj-$(CONFIG_REFCOUNT_FULL) += refcount.o > obj-$(CONFIG_TEST_STRING_HELPERS) += test-string_helpers.o > -obj-y += hexdump.o > obj-$(CONFIG_TEST_HEXDUMP) += test_hexdump.o > -obj-y += kstrtox.o File per line so everything is not lumped together even if it is obj-y.