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-rw-r--r--kernel/Makefile8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index 60cd39c84e6d..6c584c55a6e9 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -91,3 +91,11 @@ quiet_cmd_ikconfiggz = IKCFG $@
targets += config_data.h
$(obj)/config_data.h: $(obj)/config_data.gz FORCE
$(call if_changed,ikconfiggz)
+
+$(obj)/time.o: $(obj)/timeconst.h
+
+quiet_cmd_timeconst = TIMEC $@
+ cmd_timeconst = $(PERL) $< $(CONFIG_HZ) > $@
+targets += timeconst.h
+$(obj)/timeconst.h: $(src)/timeconst.pl FORCE
+ $(call if_changed,timeconst)