From d153ea88dccf003173315b5d21acabebb897fb4a Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Wed, 27 Sep 2006 18:20:16 +0900 Subject: sh: stack debugging support. This adds a DEBUG_STACK_USAGE and DEBUG_STACKOVERFLOW for SH. Signed-off-by: Paul Mundt --- arch/sh/Kconfig.debug | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'arch/sh/Kconfig.debug') diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 75ed1be8a49..f0188e626be 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -30,6 +30,22 @@ config EARLY_PRINTK when the kernel may crash or hang before the serial console is initialised. If unsure, say N. +config DEBUG_STACKOVERFLOW + bool "Check for stack overflows" + depends on DEBUG_KERNEL + help + This option will cause messages to be printed if free stack space + drops below a certain limit. + +config DEBUG_STACK_USAGE + bool "Stack utilization instrumentation" + depends on DEBUG_KERNEL + help + Enables the display of the minimum amount of free stack which each + task has ever had available in the sysrq-T and sysrq-P debug output. + + This option will slow down process creation somewhat. + config KGDB bool "Include KGDB kernel debugger" select FRAME_POINTER -- cgit v1.2.3