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authorSteven Rostedt <rostedt@goodmis.org>2008-05-14 23:49:44 -0400
committerThomas Gleixner <tglx@linutronix.de>2008-05-23 22:43:11 +0200
commit4e491d14f2506b218d678935c25a7027b79178b1 (patch)
treec61c3ca40fe85f8556c579e50e0cb563ffcd06da /arch/powerpc/kernel/Makefile
parente0eca07badc023a675a61906020b397da20f07c3 (diff)
ftrace: support for PowerPC
This patch adds full support for ftrace for PowerPC (both 64 and 32 bit). This includes dynamic tracing and function filtering. 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 'arch/powerpc/kernel/Makefile')
-rw-r--r--arch/powerpc/kernel/Makefile14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 2346d271fbf..f3f5e264143 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -12,6 +12,18 @@ CFLAGS_prom_init.o += -fPIC
CFLAGS_btext.o += -fPIC
endif
+ifdef CONFIG_FTRACE
+# Do not trace early boot code
+CFLAGS_REMOVE_cputable.o = -pg
+CFLAGS_REMOVE_prom_init.o = -pg
+
+ifdef CONFIG_DYNAMIC_FTRACE
+# dynamic ftrace setup.
+CFLAGS_REMOVE_ftrace.o = -pg
+endif
+
+endif
+
obj-y := cputable.o ptrace.o syscalls.o \
irq.o align.o signal_32.o pmc.o vdso.o \
init_task.o process.o systbl.o idle.o \
@@ -78,6 +90,8 @@ obj-$(CONFIG_KEXEC) += machine_kexec.o crash.o \
obj-$(CONFIG_AUDIT) += audit.o
obj64-$(CONFIG_AUDIT) += compat_audit.o
+obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o
+
obj-$(CONFIG_8XX_MINIMAL_FPEMU) += softemu8xx.o
ifneq ($(CONFIG_PPC_INDIRECT_IO),y)