On Mon, 2009-01-12 at 15:45 +0100, ILLES, Marton wrote:
> Hi,
>
> I was using a Sun ST2510 device (iSCSI) and a special "block device"
> appeared which is used by SUN Common Array Manager in-band management.
>
> However it also appeared as a block device and caused some IO error:
>
> [ 716.868000] scsi 15:0:0:31: Direct-Access SUN Universal Xport 0735 PQ: 0 ANSI: 5
> [ 716.868000] qla4xxx 0000:04:01.1: scsi(15:0:0:31): Enabled tagged queuing, queue depth 32.
> [ 716.868000] sd 15:0:0:31: [sdf] 40960 512-byte hardware sectors (21 MB)
> [ 716.868000] sd 15:0:0:31: [sdf] Write Protect is off
> [ 716.868000] sd 15:0:0:31: [sdf] Mode Sense: 77 00 10 08
> [ 716.868000] sd 15:0:0:31: [sdf] Write cache: disabled, read cache: enabled, supports DPO and FUA
> [ 716.868000] sd 15:0:0:31: [sdf] 40960 512-byte hardware sectors (21 MB)
> [ 716.868000] sd 15:0:0:31: [sdf] Write Protect is off
> [ 716.868000] sd 15:0:0:31: [sdf] Mode Sense: 77 00 10 08
> [ 716.872000] sd 15:0:0:31: [sdf] Write cache: disabled, read cache: enabled, supports DPO and FUA
> [ 716.872000] sdf: unknown partition table
> [ 716.932000] sd 15:0:0:31: [sdf] Attached SCSI disk
> [ 716.932000] sd 15:0:0:31: Attached scsi generic sg6 type 0
> [ 717.412000] end_request: I/O error, dev sdf, sector 40
> [ 717.412000] Buffer I/O error on device sdf, logical block 5
> [ 717.412000] Buffer I/O error on device sdf, logical block 6
> [ 717.412000] Buffer I/O error on device sdf, logical block 7
> [ 717.412000] Buffer I/O error on device sdf, logical block 8
> [ 717.412000] Buffer I/O error on device sdf, logical block 9
> [ 717.412000] Buffer I/O error on device sdf, logical block 10
> [ 717.412000] Buffer I/O error on device sdf, logical block 11
> [ 717.412000] Buffer I/O error on device sdf, logical block 12
> [ 717.412000] Buffer I/O error on device sdf, logical block 13
> [ 717.412000] Buffer I/O error on device sdf, logical block 14
>
> After some googling it appeared that similar issue has been solved for
> SGI/IBM devices in 4869040512082b761de2d7c35975d01044f8bfea, so here is
> the patch for SUN, please apply.
>
> diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
> index 18dd5cc..fb95b86 100644
> --- a/drivers/scsi/scsi_devinfo.c
> +++ b/drivers/scsi/scsi_devinfo.c
> @@ -219,6 +219,7 @@ static struct {
> {"SGI", "TP9100", "*", BLIST_REPORTLUN2},
> {"SGI", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
> {"IBM", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
> + {"SUN", "Universal Xport", "*", BLIST_NO_ULD_ATTACH},
OK, I have applied this with difficulty: your email tool has converted
all the tabs in the patch to spaces.
James
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