On Wed, Jun 11, 2025 at 10:22:43PM -0700, Christoph Hellwig wrote: > Maybe byte the bullet and just make the request lists doubly linked? > Unlike the bio memory usage for request should not be quite as > critical. Right now in my config the las cacheline in struct request > only has a single 8 byte field anyway, so in practive we won't even > bloat it. Oh, and we actualy union rq_next with a list_head anyway..