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-rw-r--r--Makefile11
1 files changed, 7 insertions, 4 deletions
diff --git a/Makefile b/Makefile
index 67d9d20f8564..489de42d30c7 100644
--- a/Makefile
+++ b/Makefile
@@ -743,12 +743,15 @@ ifdef CONFIG_FUNCTION_TRACER
ifndef CC_FLAGS_FTRACE
CC_FLAGS_FTRACE := -pg
endif
-export CC_FLAGS_FTRACE
ifdef CONFIG_HAVE_FENTRY
-CC_USING_FENTRY := $(call cc-option, -mfentry -DCC_USING_FENTRY)
+ ifeq ($(call cc-option-yn, -mfentry),y)
+ CC_FLAGS_FTRACE += -mfentry
+ CC_FLAGS_USING += -DCC_USING_FENTRY
+ endif
endif
-KBUILD_CFLAGS += $(CC_FLAGS_FTRACE) $(CC_USING_FENTRY)
-KBUILD_AFLAGS += $(CC_USING_FENTRY)
+export CC_FLAGS_FTRACE
+KBUILD_CFLAGS += $(CC_FLAGS_FTRACE) $(CC_FLAGS_USING)
+KBUILD_AFLAGS += $(CC_FLAGS_USING)
ifdef CONFIG_DYNAMIC_FTRACE
ifdef CONFIG_HAVE_C_RECORDMCOUNT
BUILD_C_RECORDMCOUNT := y