Merge tag 'upstream-3.4-rc1' of git://git.infradead.org/linux-ubi

[mv-sheeva.git] / drivers / scsi / scsi_scan.c

diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 29c4c0480976477a314e05abb44d0b9591cb6445..01b03744f1f99ced5879d0f9e9f3a7d1d0677c11 100644 (file)
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -1295,6 +1295,7 @@ EXPORT_SYMBOL(int_to_scsilun);
  *   LUNs even if it's older than SCSI-3.
  *   If BLIST_NOREPORTLUN is set, return 1 always.
  *   If BLIST_NOLUN is set, return 0 always.
+ *   If starget->no_report_luns is set, return 1 always.
  *
  * Return:
  *     0: scan completed (or no memory, so further scanning is futile)
@@ -1321,6 +1322,7 @@ static int scsi_report_lun_scan(struct scsi_target *starget, int bflags,
         * Only support SCSI-3 and up devices if BLIST_NOREPORTLUN is not set.
         * Also allow SCSI-2 if BLIST_REPORTLUN2 is set and host adapter does
         * support more than 8 LUNs.
+        * Don't attempt if the target doesn't support REPORT LUNS.
         */
        if (bflags & BLIST_NOREPORTLUN)
                return 1;
@@ -1332,6 +1334,8 @@ static int scsi_report_lun_scan(struct scsi_target *starget, int bflags,
                return 1;
        if (bflags & BLIST_NOLUN)
                return 0;
+       if (starget->no_report_luns)
+               return 1;
 
        if (!(sdev = scsi_device_lookup_by_target(starget, 0))) {
                sdev = scsi_alloc_sdev(starget, 0, NULL);