On Thu, 2021-01-07 at 19:43 +0800, lijinlin wrote: [...] > - SCSI_LOG_ERROR_RECOVERY(3, > + if (bdr_scmd->request && bdr_scmd->request->rq_disk) > sdev_printk(KERN_INFO, sdev, > - "%s: Sending BDR\n", current- > >comm)); > + "[%s] Sending device reset\n", > + bdr_scmd->request->rq_disk- > >disk_name); Not everything is a SCSI disk. If we apply this patch, we lose traces for any non-disk device that get reset ... for tapes this can be really important to know. James