On Tue, May 27, 2014 at 12:38:15PM -0600, Jens Axboe wrote: > On 2014-05-27 12:13, Christoph Hellwig wrote: >> Here is my counter proposal that requeues via two lists and a work struct >> in the request_queue. I've also tested it with scsi-mq. >> > > I like this, moves the state out of the request. But how about we > consolidate the two requeue requests lists, and just mark the request as > needing head insertion instead? Just add a cmd_flags flag, REQ_REQUEUE_HEAD > or something. That should be doable, just didn't like introducing even more flags. -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html