Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Gustavo Guillermo Pérez <> | Subject | Re: SCSI trow USB-STORAGE or SBP2 Debug for buggy device Kernels 2.6.X | Date | Thu, 27 Apr 2006 20:38:06 -0500 |
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El Martes, 25 de Abril de 2006 16:48, James Bottomley escribió: > OK ... My best guess has to be that this device accepted and completed > the command but is still processing it on the medium, hence the return. > Try the attached; I think it makes for these cases. I could be > persuaded to drop format and reconstruction in progress, because those > can be *very* long operations. Let me see, the patch of course does not apply, but I can figure out how to proceed on kernel 2.6.16.
But guess who, not Device busy as error, of course and NO BAD SECTORS With pktcdvd UDF.
:)
Txs, do you think this modification I can use without care on Sata o other devices going trow SCSI?, cause I be wonder if this could be into main kernel line.
Regards!!!!
> James > > diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c > index 7b0f9a3..764a8b3 100644 > --- a/drivers/scsi/scsi_lib.c > +++ b/drivers/scsi/scsi_lib.c > @@ -1067,16 +1067,29 @@ void scsi_io_completion(struct scsi_cmnd > break; > case NOT_READY: > /* > - * If the device is in the process of becoming ready, > - * retry. > + * If the device is in the process of becoming > + * ready, or has a temporary blockage, retry. > */ > - if (sshdr.asc == 0x04 && sshdr.ascq == 0x01) { > - scsi_requeue_command(q, cmd); > - return; > + if (sshdr.asc == 0x04) { > + switch (sshdr.ascq) { > + case 0x01: /* becoming ready */ > + case 0x04: /* format in progress */ > + case 0x05: /* rebuild in progress */ > + case 0x06: /* recalculation in progress */ > + case 0x07: /* operation in progress */ > + case 0x08: /* Long write in progress */ > + case 0x09: /* self test in progress */ > + scsi_requeue_command(q, cmd); > + return; > + default: > + break; > + } > } > - if (!(req->flags & REQ_QUIET)) > + if (!(req->flags & REQ_QUIET)) { > scmd_printk(KERN_INFO, cmd, > - "Device not ready.\n"); > + "Device not ready: "); > + scsi_print_sense_hdr("", &sshdr); > + } > scsi_end_request(cmd, 0, this_count, 1); > return; > case VOLUME_OVERFLOW:
-- Gustavo Guillermo Pérez Compunauta uLinux www.compunauta.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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