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-rw-r--r--drivers/scsi/scsi_scan.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 50536cd6b3f2..56675dbbf681 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -900,6 +900,12 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result,
if (*bflags & BLIST_USE_10_BYTE_MS)
sdev->use_10_for_ms = 1;
+ /* some devices don't like REPORT SUPPORTED OPERATION CODES
+ * and will simply timeout causing sd_mod init to take a very
+ * very long time */
+ if (*bflags & BLIST_NO_RSOC)
+ sdev->no_report_opcodes = 1;
+
/* set the device running here so that slave configure
* may do I/O */
ret = scsi_device_set_state(sdev, SDEV_RUNNING);