3 source "lib/Kconfig.debug"
5 config TRACE_IRQFLAGS_SUPPORT
9 bool "Write protect kernel read-only data structures"
10 depends on DEBUG_KERNEL
13 Mark the kernel read-only data as write-protected in the pagetables,
14 in order to catch accidental (and incorrect) writes to such const
15 data. This option may have a slight performance impact because a
16 portion of the kernel code won't be covered by a TLB anymore.