On Thu, Mar 07, 2019 at 02:35:53PM -0800, Alexander Duyck wrote: > With us hinting currently on MAX_ORDER - 1 pages only that actually > takes care of the risk of a merge really wiping out any data about > what has been hinted on and what hasn't. Oh nice. I had this feeling MAX_ORDER - 1 specifically will turn out being a better choice than something related to THP. Now there's an actual reason why this makes things easier! -- MST