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* SUN Universal Xport no attach blacklist
@ 2009-01-12 14:45 ILLES, Marton
  2009-01-13 16:47 ` James Bottomley
  0 siblings, 1 reply; 2+ messages in thread
From: ILLES, Marton @ 2009-01-12 14:45 UTC (permalink / raw)
  To: linux-scsi

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},
        {"SMSC", "USB 2 HS-CF", NULL, BLIST_SPARSELUN | BLIST_INQUIRY_36},
        {"SONY", "CD-ROM CDU-8001", NULL, BLIST_BORKEN},
        {"SONY", "TSL", NULL, BLIST_FORCELUN},          /* DDS3 & DDS4 autoloaders */

Thanks,

Marton

PS: In case of reply, I am off the list.
-- 
Key fingerprint = F78C 25CA 5F88 6FAF EA21 779D 3279 9F9E 1155 670D


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2009-01-12 14:45 SUN Universal Xport no attach blacklist ILLES, Marton
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