On Wed, Aug 02, 2023 at 09:36:32AM -0600, Jens Axboe wrote: > You can do a LOT of looping over a giant bio and still come out way > ahead compared to needing to punt to a different thread. So I do think > it's the right choice. But I'm making assumptions here on what it looks > like, as I haven't seen the patch... "a LOT" is relative. A GB or two will block the submission thread for quite a while.