diff options
Diffstat (limited to 'arch/sh/Kconfig.debug')
| -rw-r--r-- | arch/sh/Kconfig.debug | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 75b5f4e0667..b440fd93671 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -61,12 +61,14 @@ config EARLY_PRINTK select both the EARLY_SCIF_CONSOLE and SH_STANDARD_BIOS, using the kernel command line option to toggle back and forth. -config DEBUG_STACKOVERFLOW +config STACK_DEBUG bool "Check for stack overflows" depends on DEBUG_KERNEL && SUPERH32 help This option will cause messages to be printed if free stack space - drops below a certain limit. + drops below a certain limit. Saying Y here will add overhead to + every function call and will therefore incur a major + performance hit. Most users should say N. config DEBUG_STACK_USAGE bool "Stack utilization instrumentation" @@ -123,17 +125,6 @@ config SH64_SR_WATCH bool "Debug: set SR.WATCH to enable hardware watchpoints and trace" depends on SUPERH64 -config STACK_DEBUG - bool "Enable diagnostic checks of the kernel stack" - depends on FUNCTION_TRACER - select DEBUG_STACKOVERFLOW - default n - help - This option allows checks to be performed on the kernel stack - at runtime. Saying Y here will add overhead to every function - call and will therefore incur a major performance hit. Most - users should say N. - config MCOUNT def_bool y depends on SUPERH32 |