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authorIngo Molnar <mingo@elte.hu>2008-05-12 21:20:51 +0200
committerThomas Gleixner <tglx@linutronix.de>2008-05-23 20:56:53 +0200
commitb53dde9d34f2df396540988ebc65c33400f57b04 (patch)
tree1592aebcfd56b4a7abd37bf44f27a01a0c039340
parent3594136ad67a54d77bcb2547e70011754a2f91d5 (diff)
ftrace: disable -pg for the tracer itself
Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--kernel/trace/Makefile8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile
index 3fec653d653..c25a6cd6a52 100644
--- a/kernel/trace/Makefile
+++ b/kernel/trace/Makefile
@@ -1,3 +1,11 @@
+
+# Do not instrument the tracer itself:
+
+ifdef CONFIG_FTRACE
+ORIG_CFLAGS := $(KBUILD_CFLAGS)
+KBUILD_CFLAGS = $(subst -pg,,$(ORIG_CFLAGS))
+endif
+
obj-$(CONFIG_FTRACE) += libftrace.o
obj-$(CONFIG_TRACING) += trace.o