From: Steven Rostedt Date: Thu, 19 Feb 2009 03:06:18 +0000 (-0500) Subject: tracing: have function trace select kallsyms X-Git-Tag: v2.6.29-rc6~37^2^2~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4d7a077c0c7bfdba04cf0aa0b79053cf4ebaacf8;p=platform%2Fupstream%2Fkernel-adaptation-pc.git tracing: have function trace select kallsyms Impact: fix output of function tracer to be useful The function tracer is pretty useless if KALLSYMS is not configured. Unless you are good at reading hex values, the function tracer should select the KALLSYMS configuration. Also, the dynamic function tracer will fail its self test if KALLSYMS is not selected. Signed-off-by: Steven Rostedt --- diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 58a93fbd..34e707e 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -52,6 +52,7 @@ config FUNCTION_TRACER depends on HAVE_FUNCTION_TRACER depends on DEBUG_KERNEL select FRAME_POINTER + select KALLSYMS select TRACING select CONTEXT_SWITCH_TRACER help @@ -238,6 +239,7 @@ config STACK_TRACER depends on DEBUG_KERNEL select FUNCTION_TRACER select STACKTRACE + select KALLSYMS help This special tracer records the maximum stack footprint of the kernel and displays it in debugfs/tracing/stack_trace.