Merge branch 'for-v3.18' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping

[cascardo/linux.git] / arch / arm64 / Kconfig.debug

diff --git a/arch/arm64/Kconfig.debug b/arch/arm64/Kconfig.debug
index 4ee8e90..0a12933 100644 (file)
--- a/arch/arm64/Kconfig.debug
+++ b/arch/arm64/Kconfig.debug
@@ -43,4 +43,15 @@ config ARM64_RANDOMIZE_TEXT_OFFSET
          of TEXT_OFFSET and platforms must not require a specific
          value.
 
+config DEBUG_SET_MODULE_RONX
+        bool "Set loadable kernel module data as NX and text as RO"
+        depends on MODULES
+        help
+          This option helps catch unintended modifications to loadable
+          kernel module's text and read-only data. It also prevents execution
+          of module data. Such protection may interfere with run-time code
+          patching and dynamic kernel tracing - and they might also protect
+          against certain classes of kernel exploits.
+          If in doubt, say "N".
+
 endmenu