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 SPARC64 && DEBUG_KERNEL && !HIBERNATION 28 help 29 Unmap pages from the kernel linear mapping after free_pages(). 30 This results in a large slowdown, but helps to find certain types 31 of memory corruptions. 32 33config MCOUNT 34 bool 35 depends on SPARC64 36 depends on STACK_DEBUG || FUNCTION_TRACER 37 default y 38 39config FRAME_POINTER 40 bool 41 depends on MCOUNT 42 default y 43 44endmenu 45