---

yaml --- r: 109775 b: refs/heads/master c: 01b291b h: refs/heads/master i: 109773: dfb2240 109771: b1169ad 109767: 2894bdb 109759: b8133a3 v: v3
git-mirror · Aug 29, 2008 · bc657af · bc657af
1 parent 6d996d2
commit bc657af
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Showing 3 changed files with 17 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bb0003c1e189d5766b6b39299b08c690c985c4dc
+refs/heads/master: 01b291bd66564b4bd826326af6bd0b6d17e99439
diff --git a/trunk/drivers/scsi/scsi_scan.c b/trunk/drivers/scsi/scsi_scan.c
@@ -1080,7 +1080,8 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
 	 * PDT=1Fh none (no FDD connected to the requested logical unit)
 	 */
 	if (((result[0] >> 5) == 1 || starget->pdt_1f_for_no_lun) &&
-	     (result[0] & 0x1f) == 0x1f) {
+	    (result[0] & 0x1f) == 0x1f &&
+	    !scsi_is_wlun(lun)) {
 		SCSI_LOG_SCAN_BUS(3, printk(KERN_INFO
 					"scsi scan: peripheral device type"
 					" of 31, no device added\n"));

diff --git a/trunk/include/scsi/scsi.h b/trunk/include/scsi/scsi.h
@@ -308,6 +308,20 @@ struct scsi_lun {
 	__u8 scsi_lun[8];
 };
 
+/*
+ * The Well Known LUNS (SAM-3) in our int representation of a LUN
+ */
+#define SCSI_W_LUN_BASE 0xc100
+#define SCSI_W_LUN_REPORT_LUNS (SCSI_W_LUN_BASE + 1)
+#define SCSI_W_LUN_ACCESS_CONTROL (SCSI_W_LUN_BASE + 2)
+#define SCSI_W_LUN_TARGET_LOG_PAGE (SCSI_W_LUN_BASE + 3)
+
+static inline int scsi_is_wlun(unsigned int lun)
+{
+	return (lun & 0xff00) == SCSI_W_LUN_BASE;
+}
+
+
 /*
  *  MESSAGE CODES
  */