blob: bc989e522a045c17ca4514478b7cb5ef9d77fc4d [file] [log] [blame]
menu "Kernel hacking"
source "lib/Kconfig.debug"
config DEBUG_RODATA
bool "Write protect kernel read-only data structures"
depends on DEBUG_KERNEL
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