PM / Tracing: build rpm-traces.c only if CONFIG_PM_RUNTIME is set

Do not build kernel/trace/rpm-traces.c if CONFIG_PM_RUNTIME is not
set, which avoids a build failure.

[rjw: Added the changelog and modified the subject slightly.]

Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 2 insertions, 0 deletions

diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile
index 56bdab5b3793..f49405f842f4 100644
--- a/kernel/trace/Makefile
+++ b/kernel/trace/Makefile
@@ -53,7 +53,9 @@ endif
 obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o
 obj-$(CONFIG_KPROBE_EVENT) += trace_kprobe.o
 obj-$(CONFIG_TRACEPOINTS) += power-traces.o
+ifeq ($(CONFIG_PM_RUNTIME),y)
 obj-$(CONFIG_TRACEPOINTS) += rpm-traces.o
+endif
 ifeq ($(CONFIG_TRACING),y)
 obj-$(CONFIG_KGDB_KDB) += trace_kdb.o
 endif