Revision 492c2e476eac010962850006c49df326919b284c authored by Linus Torvalds on 12 May 2008, 00:09:41 UTC, committed by Linus Torvalds on 12 May 2008, 00:09:41 UTC
1 parent 5701412
Kconfig.debug
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
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