On Wed, 2017-08-30 at 17:14 -0500, Brian King wrote: > On 08/29/2017 07:07 PM, Bart Van Assche wrote: > > If a pass-through request is submitted then blk_get_request() > > initializes that request by calling scsi_initialize_rq(). Also > > call this function for filesystem requests. Introduce > > CMD_INITIALIZED to keep track of whether or not a request has > > already been initialized. > > I applied these patches and was able to then re-apply your now reverted patch: > > 270065e92 - scsi-mq: Always unprepare before requeuing a request > > With this combination, I was still able to boot successfully on > a Power system with ipr. Hello Brian, Thanks for testing! Sorry but a few minutes ago I found a bug in this patch. I will repost this patch series. Bart.