On Wed, Nov 14, 2018 at 01:39:20PM +0000, Steve Capper wrote: > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index eab02d24f5d1..17d363e40c4d 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -1165,6 +1165,20 @@ config ARM64_CNP > at runtime, and does not affect PEs that do not implement > this feature. > > +config ARM64_FORCE_52BIT > + bool "Force 52-bit virtual addresses for userspace" > + default n No need for "default n" > + depends on ARM64_52BIT_VA && EXPERT As long as it's for debug only and depends on EXPERT, it's fine by me. -- Catalin