Re: [PATCH v12 mm-new 15/15] Documentation: mm: update the admin guide for mTHP collapse

Christoph Lameter (Ampere)
2025-10-22T19:52:32Z

On Wed, 22 Oct 2025, Nico Pache wrote:

> Currently, madvise_collapse only supports collapsing to PMD-sized THPs +
> and does not attempt mTHP collapses. +

madvise collapse is frequently used as far as I can tell from the THP
loads being tested. Could we support madvise collapse for mTHP?