On Thu, Aug 24, 2017 at 04:14:22PM +0000, Bart Van Assche wrote: > Commit ca18d6f769d2 ("block: Make most scsi_req_init() calls implicit") > introduced the scsi_initialize_rq() function in such a way that it is not only > called for pass-through requests but also for FS requests. Because that commit > sets .initialize_rq_fn for both blk-sq and blk-mq blk_get_request() now calls > scsi_initialize_rq() for all SCSI requests. Or did I perhaps overlook something? initialize_rq_fn is only called from blk_get_request, which is not called for normal file system read/write/flush/discard request. Also unless my memory fails me that's something that I and Jens requested to be changed from your original version.