diff --git a/[refs] b/[refs]
index 805d5b0cd2cc..a479cddb0a77 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f66af459a931f25807e1df7915b2b66bb5978d82
+refs/heads/master: ea31e72d753e5817a97de552f152d0cb55c7defc
diff --git a/trunk/kernel/trace/Kconfig b/trunk/kernel/trace/Kconfig
index bc535cb91de9..e0cea282e0c5 100644
--- a/trunk/kernel/trace/Kconfig
+++ b/trunk/kernel/trace/Kconfig
@@ -123,6 +123,7 @@ config BOOT_TRACER
 	bool "Trace boot initcalls"
 	depends on DEBUG_KERNEL
 	select TRACING
+	select CONTEXT_SWITCH_TRACER
 	help
 	  This tracer helps developers to optimize boot times: it records
 	  the timings of the initcalls and traces key events and the identity