Re: [PATCH 4/7] x86/mm: Introduce 'no5lvl' kernel parameter

From: Thomas Gleixner
Date: Sat May 19 2018 - 03:50:44 EST


On Fri, 18 May 2018, Kirill A. Shutemov wrote:

> The kernel parameter allows to force kernel to use 4-level paging even
> if hardware and kernel support 5-level paging.
>
> The option may be useful to workaround regressions related to 5-level
> paging.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>

Reviewed-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>