| menu "Kernel hacking" |
| |
| source "lib/Kconfig.debug" |
| |
| config DEBUG_STACK_USAGE |
| bool "Enable 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 DEBUG_DCFLUSH |
| bool "D-cache flush debugging" |
| depends on DEBUG_KERNEL |
| |
| config STACK_DEBUG |
| depends on DEBUG_KERNEL |
| bool "Stack Overflow Detection Support" |
| |
| config DEBUG_BOOTMEM |
| depends on DEBUG_KERNEL |
| bool "Debug BOOTMEM initialization" |
| |
| config DEBUG_PAGEALLOC |
| bool "Page alloc debugging" |
| depends on DEBUG_KERNEL && !SOFTWARE_SUSPEND |
| help |
| Unmap pages from the kernel linear mapping after free_pages(). |
| This results in a large slowdown, but helps to find certain types |
| of memory corruptions. |
| |
| config MCOUNT |
| bool |
| depends on STACK_DEBUG |
| default y |
| |
| config FRAME_POINTER |
| bool |
| depends on MCOUNT |
| default y |
| |
| endmenu |