ftrace: restrict tracing to HAVE_FTRACE architectures

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 4 insertions, 0 deletions

diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index ebc158e6d59a..f3005717bcd0 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -32,6 +32,7 @@ config IRQSOFF_TRACER
         default n
         depends on TRACE_IRQFLAGS_SUPPORT
         depends on GENERIC_TIME
+        depends on HAVE_FTRACE
         select TRACE_IRQFLAGS
         select TRACING
         select TRACER_MAX_TRACE
@@ -54,6 +55,7 @@ config PREEMPT_TRACER
         default n
         depends on GENERIC_TIME
         depends on PREEMPT
+        depends on HAVE_FTRACE
         select TRACING
         select TRACER_MAX_TRACE
         help
@@ -72,6 +74,7 @@ config PREEMPT_TRACER
 
 config SCHED_TRACER
         bool "Scheduling Latency Tracer"
+        depends on HAVE_FTRACE
         select TRACING
         select CONTEXT_SWITCH_TRACER
         select TRACER_MAX_TRACE
@@ -81,6 +84,7 @@ config SCHED_TRACER
 
 config CONTEXT_SWITCH_TRACER
         bool "Trace process context switches"
+        depends on HAVE_FTRACE
         select TRACING
         select MARKERS
         help