menu "Kernel hacking"
+config TRACE_IRQFLAGS_SUPPORT
+ bool
+ default y
+
source "lib/Kconfig.debug"
config DEBUG_RODATA
If in doubt, say "N".
config IOMMU_DEBUG
- depends on GART_IOMMU && DEBUG_KERNEL
+ depends on IOMMU && DEBUG_KERNEL
bool "Enable IOMMU debugging"
help
Force the IOMMU to on even when you have less than 4GB of
Add a simple leak tracer to the IOMMU code. This is useful when you
are debugging a buggy device driver that leaks IOMMU mappings.
+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 X86_REMOTE_DEBUG
# bool "kgdb debugging stub"