On 4/13/26 22:46, Zi Yan wrote: > On 13 Apr 2026, at 16:41, Matthew Wilcox wrote: > >> On Mon, Apr 13, 2026 at 03:20:26PM -0400, Zi Yan wrote: >>> + /* order-1 is not supported for anonymous THP. */ >> >> It's also not supported for file folios, right? Or do we just skip >> adding order-1 file folios to the deferred split list? Either way, > > order <= 1 folios are not added to deferred split list. See > deferred_split_folio(). > > IIUC, we have order-1 file folios but not order-1 anon folios.
And only anon folios are ever added to the deferred split list. Acked-by: David Hildenbrand (Arm) <[email protected]> -- Cheers, David
