Commit 11201e60 authored by Ingo Molnar's avatar Ingo Molnar
Browse files

x86: fix DEBUG_RODATA kconfig text 



fix kconfig text and make DEBUG_RODATA default.

this helps debugging quite a bit.

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 8a45eb31

arch/x86/Kconfig.debug

+3 −3
Original line number Diff line number Diff line
@@ -61,13 +61,13 @@ config DEBUG_PER_CPU_MAPS 


config DEBUG_RODATA

	bool "Write protect kernel read-only data structures"

	default y

	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 2MB TLB anymore.

	  If in doubt, say "N".

	  data. This is recommended so that we can catch kernel bugs sooner.

	  If in doubt, say "Y".



config 4KSTACKS

	bool "Use 4Kb for kernel stacks instead of 8Kb"