On Wed, Mar 27, 2024 at 03:15:33PM +0000, Ryan Roberts wrote: > >>> Can we go further than this patch and only support PG_mte_tagged and > >>> PG_mte_lock on folio->flags instead of page->flags? We're down to using > > Also, I wouldn't want to hold this patch up in order to do this extra work. I > think the 2 things are orthogonal? (supporting THP swap with MTE vs not using > tail page flags for MTE). Can we discuss and handle it separately? Yes, I'm not trying to hold this patch hostage.