kernelconfig_penguin
CONFIG_ARM_PTDUMP_DEBUGFS is not available for the default architecture x86.
Result is shown for architecture arm

Export kernel pagetable layout to userspace via debugfs

modulename: ptdump_debugfs.ko
configname: CONFIG_ARM_PTDUMP_DEBUGFS

Linux Kernel Configuration
└─> Export kernel pagetable layout to userspace via debugfs

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"


source code:


arch/arm/mm/ptdump_debugfs.c