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authorHeiko Carstens <heiko.carstens@de.ibm.com>2008-12-25 15:38:56 +0300
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-12-25 15:39:03 +0300
commit5d360a75f87f288e9a25d56cca503a7c7939e490 (patch)
tree46d9d0f1c05ac21395d1cc34abbf857a4a69cd6e /arch/s390/kernel/Makefile
parent98df67b324a2a986987ce29986e44ae9156b6698 (diff)
downloadlinux-5d360a75f87f288e9a25d56cca503a7c7939e490.tar.xz
[S390] ftrace: function tracer backend for s390
This implements just the basic function tracer (_mcount) backend for s390. The dynamic variant will come later. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/Makefile')
-rw-r--r--arch/s390/kernel/Makefile6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 235b9484a4dc..92730cc3cdb4 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -2,6 +2,11 @@
# Makefile for the linux kernel.
#
+ifdef CONFIG_FUNCTION_TRACER
+# Do not trace early boot code
+CFLAGS_REMOVE_early.o = -pg
+endif
+
#
# Passing null pointers is ok for smp code, since we access the lowcore here.
#
@@ -34,6 +39,7 @@ obj-$(CONFIG_COMPAT) += compat_linux.o compat_signal.o \
obj-$(CONFIG_VIRT_TIMER) += vtime.o
obj-$(CONFIG_STACKTRACE) += stacktrace.o
obj-$(CONFIG_KPROBES) += kprobes.o
+obj-$(CONFIG_FUNCTION_TRACER) += mcount.o
# Kexec part
S390_KEXEC_OBJS := machine_kexec.o crash.o