On Fri, Jul 19, 2013 at 09:56:02PM -0700, Nicholas A. Bellinger wrote: > On Fri, 2013-07-19 at 14:01 -0700, Nicholas A. Bellinger wrote: > OK, after further investigation the root cause is a actually a missing > bio->bio_end_io() -> bio_copy_kern_endio() -> bio_put() from the > blk_end_sync_rq() callback path that scsi-mq REQ_TYPE_BLOCK_PC is > currently using. Yes, missing bio_copy_kern_endio() callback is exactly the reason I turned to blk_mq_execute_rq() initially. I should have been more specific on this :| I will try Mike's and your other change, hopefully soon (sorry, constantly getting distracted). > Including the following patch into the scsi-mq working branch now, and > reverting the libata dma_alignment=0x03 hack. -- Regards, Alexander Gordeev agordeev@xxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
