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Diffstat (limited to 'kernel/trace/Kconfig')
| -rw-r--r-- | kernel/trace/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 721c3b221048..74c2b1d43bb9 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -242,6 +242,16 @@ config FUNCTION_GRAPH_RETVAL enable it via the trace option funcgraph-retval. See Documentation/trace/ftrace.rst +config FUNCTION_GRAPH_RETADDR + bool "Kernel Function Graph Return Address" + depends on FUNCTION_GRAPH_TRACER + default n + help + Support recording and printing the function return address when + using function graph tracer. It can be helpful to locate code line that + the function is called. This feature is off by default, and you can + enable it via the trace option funcgraph-retaddr. + config DYNAMIC_FTRACE bool "enable/disable function tracing dynamically" depends on FUNCTION_TRACER |