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authorSteven Rostedt <rostedt@goodmis.org>2008-05-12 21:20:55 +0200
committerThomas Gleixner <tglx@linutronix.de>2008-05-23 21:15:14 +0200
commit1d09daa55d2e9bab7e7d30f0d05e5a7bc60b2a4a (patch)
tree81b138d50b84e052d49f7710ce03250cde1b3606 /kernel/Makefile
parent9d0a420b737f72d84fabebf29634d800cbf54538 (diff)
downloadlwn-1d09daa55d2e9bab7e7d30f0d05e5a7bc60b2a4a.tar.gz
lwn-1d09daa55d2e9bab7e7d30f0d05e5a7bc60b2a4a.zip
ftrace: use Makefile to remove tracing from lockdep
This patch removes the "notrace" annotation from lockdep and adds the debugging files in the kernel director to those that should not be compiled with "-pg" mcount tracing. Signed-off-by: Steven Rostedt <srostedt@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/Makefile')
-rw-r--r--kernel/Makefile8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index 7e344e7b0cb3..d2f80ea4cd9a 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -11,6 +11,14 @@ obj-y = sched.o fork.o exec_domain.o panic.o printk.o profile.o \
hrtimer.o rwsem.o nsproxy.o srcu.o semaphore.o \
notifier.o ksysfs.o pm_qos_params.o sched_clock.o
+ifdef CONFIG_FTRACE
+# Do not profile debug utilities
+ORIG_CFLAGS := $(KBUILD_CFLAGS)
+KBUILD_CFLAGS = $(if $(filter-out lockdep% %debug,$(basename $(notdir $@))), \
+ $(ORIG_CFLAGS), \
+ $(subst -pg,,$(ORIG_CFLAGS)))
+endif
+
obj-$(CONFIG_SYSCTL_SYSCALL_CHECK) += sysctl_check.o
obj-$(CONFIG_STACKTRACE) += stacktrace.o
obj-y += time/