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-rw-r--r--arch/x86/Kconfig.debug8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 18363374d51..f395fd537c5 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -172,6 +172,14 @@ config IOMMU_LEAK
Add a simple leak tracer to the IOMMU code. This is useful when you
are debugging a buggy device driver that leaks IOMMU mappings.
+config PAGE_FAULT_HANDLERS
+ bool "Custom page fault handlers"
+ depends on DEBUG_KERNEL
+ help
+ Allow the use of custom page fault handlers. A kernel module may
+ register a function that is called on every page fault. Custom
+ handlers are used by some debugging and reverse engineering tools.
+
#
# IO delay types:
#