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-rw-r--r--arch/arm64/Kconfig.debug12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig.debug b/arch/arm64/Kconfig.debug
index 0a12933e50e..5fdd6dce806 100644
--- a/arch/arm64/Kconfig.debug
+++ b/arch/arm64/Kconfig.debug
@@ -6,6 +6,18 @@ config FRAME_POINTER
bool
default y
+config ARM64_PTDUMP
+ bool "Export kernel pagetable layout to userspace via debugfs"
+ depends on DEBUG_KERNEL
+ select DEBUG_FS
+ help
+ Say Y here if you want to show the kernel pagetable layout in a
+ debugfs file. This information is only useful for kernel developers
+ who are working in architecture specific areas of the kernel.
+ It is probably not a good idea to enable this feature in a production
+ kernel.
+ If in doubt, say "N"
+
config STRICT_DEVMEM
bool "Filter access to /dev/mem"
depends on MMU