This option will slow down process creation somewhat.
-config DEBUG_PAGEALLOC
- bool "Debug page memory allocations"
- depends on DEBUG_KERNEL && !HIBERNATION
- 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 HCALL_STATS
bool "Hypervisor call instrumentation"
depends on PPC_PSERIES && DEBUG_FS
config BOOTX_TEXT
bool "Support for early boot text console (BootX or OpenFirmware only)"
- depends on PPC_OF && PPC_MULTIPLATFORM
+ depends on PPC_OF && PPC_BOOK3S
help
Say Y here to see progress messages from the boot firmware in text
mode. Requires either BootX or Open Firmware.