1 files changed, 12 insertions, 0 deletions

diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 702eb39901c..cb7002eca88 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -54,6 +54,18 @@ config DEBUG_PER_CPU_MAPS
 
           Say N if unsure.
 
+config X86_PTDUMP
+        bool "Export kernel pagetable layout to userspace via debugfs"
+        depends on X86_64
+        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 DEBUG_RODATA
         bool "Write protect kernel read-only data structures"
         default y