1menu "Kernel hacking" 2 3config TRACE_IRQFLAGS_SUPPORT 4 bool 5 default y 6 7source "lib/Kconfig.debug" 8 9config DEBUG_STACK_USAGE 10 bool "Enable stack utilization instrumentation" 11 depends on DEBUG_KERNEL 12 help 13 Enables the display of the minimum amount of free stack which each 14 task has ever had available in the sysrq-T and sysrq-P debug output. 15 16 This option will slow down process creation somewhat. 17 18config DEBUG_DCFLUSH 19 bool "D-cache flush debugging" 20 depends on SPARC64 && DEBUG_KERNEL 21 22config STACK_DEBUG 23 bool "Stack Overflow Detection Support" 24 25config DEBUG_PAGEALLOC 26 bool "Debug page memory allocations" 27 depends on DEBUG_KERNEL && !HIBERNATION 28 depends on ARCH_SUPPORTS_DEBUG_PAGEALLOC 29 help 30 Unmap pages from the kernel linear mapping after free_pages(). 31 This results in a large slowdown, but helps to find certain types 32 of memory corruptions. 33 34config MCOUNT 35 bool 36 depends on SPARC64 37 depends on STACK_DEBUG || FUNCTION_TRACER 38 default y 39 40config FRAME_POINTER 41 bool 42 depends on MCOUNT 43 default y 44 45endmenu 46