[PATCH v6 00/13] Add support for DAX vmemmap optimization for ppc64

[Andrew Morton]

On Tue, 25 Jul 2023 00:37:46 +0530 "Aneesh Kumar K.V" <aneesh.kumar at linux.ibm.com> wrote:

> This patch series implements changes required to support DAX vmemmap
> optimization for ppc64.

Do we have any measurements to help us understand the magnitude
of this optimization?

And any documentation which helps users understand whether and
why they should enable this feature?