menu "Kernel hacking" source "lib/Kconfig.debug" config [31mCONFIG_TRACE_IRQFLAGS_SUPPORT[0m def_bool y config [31mCONFIG_DEBUG_RODATA[0m bool "Write protect kernel read-only data structures" depends on [31mCONFIG_DEBUG_KERNEL[0m default y help Mark the kernel read-only data as write-protected in the pagetables, in order to catch accidental (and incorrect) writes to such const data. This option may have a slight performance impact because a portion of the kernel code won't be covered by a TLB anymore. If in doubt, say "N". endmenu |