ftrace: restrict tracing to HAVE_FTRACE architectures

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

diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index ebc158e6d59a2e79616b346fa00894afe0973e72..f3005717bcd0ca3d7b4638ea92aedc8194dce636 100644 (file)
--- 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