ftrace: add stack tracing

[deliverable/linux.git] / kernel / trace / Kconfig

diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index cad9db1dee02386c0a7c989a03b84b3d341648e5..eb1988ed84b714cec5201fc5cec7dc585e1ab56f 100644 (file)
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -10,6 +10,7 @@ config TRACER_MAX_TRACE
 config TRACING
        bool
        select DEBUG_FS
+       select STACKTRACE
 
 config FTRACE
        bool "Kernel Function Tracer"
@@ -105,3 +106,16 @@ config DYNAMIC_FTRACE
         wakes up once a second and checks to see if any ftrace calls
         were made. If so, it runs stop_machine (stops all CPUS)
         and modifies the code to jump over the call to ftrace.
+
+config FTRACE_SELFTEST
+       bool
+
+config FTRACE_STARTUP_TEST
+       bool "Perform a startup test on ftrace"
+       depends on TRACING
+       select FTRACE_SELFTEST
+       help
+         This option performs a series of startup tests on ftrace. On bootup
+         a series of tests are made to verify that the tracer is
+         functioning properly. It will do tests on all the configured
+         tracers of ftrace.