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-rw-r--r--arch/sh/Kconfig.debug17
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