powerpc/perf: Build callchain code regardless of hardware event support.

It's also useful for software events, as well as future support for
other types of hardware counters.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index c002b04..93fd162 100644 (file)
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -98,7 +98,8 @@ obj64-$(CONFIG_AUDIT)         += compat_audit.o
 
 obj-$(CONFIG_DYNAMIC_FTRACE)   += ftrace.o
 obj-$(CONFIG_FUNCTION_GRAPH_TRACER)    += ftrace.o
-obj-$(CONFIG_PPC_PERF_CTRS)    += perf_event.o perf_callchain.o
+obj-$(CONFIG_PERF_EVENTS)      += perf_callchain.o
+obj-$(CONFIG_PPC_PERF_CTRS)    += perf_event.o
 obj64-$(CONFIG_PPC_PERF_CTRS)  += power4-pmu.o ppc970-pmu.o power5-pmu.o \
                                   power5+-pmu.o power6-pmu.o power7-pmu.o
 obj32-$(CONFIG_PPC_PERF_CTRS)  += mpc7450-pmu.o