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x86: fix DEBUG_RODATA kconfig text

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fix kconfig text and make DEBUG_RODATA default.

this helps debugging quite a bit.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ingo Molnar 2008-01-30 13:33:32 +01:00
parent 8a45eb31d8
commit 11201e603d
1 changed files with 3 additions and 3 deletions
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6
arch/x86/Kconfig.debug
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@ -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"