tracing, x86: add low level support for ftrace return tracing

[safe/jmp/linux-2.6] / kernel / Makefile

diff --git a/kernel/Makefile b/kernel/Makefile
index 9a3ec66..af3be57 100644 (file)
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -23,6 +23,10 @@ CFLAGS_REMOVE_cgroup-debug.o = -pg
 CFLAGS_REMOVE_sched_clock.o = -pg
 CFLAGS_REMOVE_sched.o = -mno-spe -pg
 endif
+ifdef CONFIG_FUNCTION_RET_TRACER
+CFLAGS_REMOVE_extable.o = -pg # For __kernel_text_address()
+CFLAGS_REMOVE_module.o = -pg # For __module_text_address()
+endif
 
 obj-$(CONFIG_FREEZER) += freezer.o
 obj-$(CONFIG_PROFILING) += profile.o