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-rw-r--r--kernel/trace/Kconfig15
1 files changed, 5 insertions, 10 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index d7b2de74463..254328dec67 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -1,8 +1,13 @@
#
# Architectures that offer an FTRACE implementation should select HAVE_FTRACE:
#
+
+config NOP_TRACER
+ bool
+
config HAVE_FTRACE
bool
+ select NOP_TRACER
config HAVE_DYNAMIC_FTRACE
bool
@@ -101,16 +106,6 @@ config SCHED_TRACER
This tracer tracks the latency of the highest priority task
to be scheduled in, starting from the point it has woken up.
-config NOP_TRACER
- bool "NOP Tracer"
- depends on HAVE_FTRACE
- depends on DEBUG_KERNEL
- select TRACING
- help
- This tracer does nothing. The primary purpose for it is to
- politely print the output of ftrace_printk() calls without
- the overhead of an irrelevant trace taking place.
-
config CONTEXT_SWITCH_TRACER
bool "Trace process context switches"
depends on HAVE_FTRACE