On Fri, Mar 17, 2023 at 04:45:46PM -0700, Bart Van Assche wrote: > On 3/17/23 16:38, Ming Lei wrote: > > On Fri, Mar 17, 2023 at 12:59:38PM -0700, Bart Van Assche wrote: > > > Instead of submitting the bio fragment with the highest LBA first, > > > submit the bio fragment with the lowest LBA first. If plugging is > > > active, append requests at the end of the list with plugged requests > > > instead of at the start. This approach prevents write errors when > > > submitting large bios to host-managed zoned block devices. > > > > zoned pages are added via bio_add_zone_append_page(), which is supposed > > to not call into split code path, do you have such error log? > > Hi Ming, > > Thanks for having taken a look. This patch series is intended for > REQ_OP_WRITE requests and not for REQ_OP_ZONE_APPEND requests. But you are talking about host-managed zoned device, and the write should have to be zone append, right? Thanks, Ming