Attach pass driver to LUNs is OFFLINE state.

Previously such LUNs were silently ignored.  But while they indeed unable
to process most of SCSI commands, some, like RTPG, they still can.

MFC after:	1 month

7 files changed, 18 insertions, 11 deletions

diff --git a/sys/cam/ata/ata_xpt.c b/sys/cam/ata/ata_xpt.c
index a442ec1..3429bb29a6 100644
--- a/sys/cam/ata/ata_xpt.c
+++ b/sys/cam/ata/ata_xpt.c
@@ -1090,7 +1090,8 @@ notsata:
 
 		periph_qual = SID_QUAL(inq_buf);
 
-		if (periph_qual != SID_QUAL_LU_CONNECTED)
+		if (periph_qual != SID_QUAL_LU_CONNECTED &&
+		    periph_qual != SID_QUAL_LU_OFFLINE)
 			break;
 
 		/*
diff --git a/sys/cam/scsi/scsi_cd.c b/sys/cam/scsi/scsi_cd.c
index f252b86..1dc5f80 100644
--- a/sys/cam/scsi/scsi_cd.c
+++ b/sys/cam/scsi/scsi_cd.c
@@ -389,7 +389,8 @@ cdasync(void *callback_arg, u_int32_t code,
 
 		if (cgd->protocol != PROTO_SCSI)
 			break;
-
+		if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
+			break;
 		if (SID_TYPE(&cgd->inq_data) != T_CDROM
 		    && SID_TYPE(&cgd->inq_data) != T_WORM)
 			break;
diff --git a/sys/cam/scsi/scsi_ch.c b/sys/cam/scsi/scsi_ch.c
index b83bc53..38acb01 100644
--- a/sys/cam/scsi/scsi_ch.c
+++ b/sys/cam/scsi/scsi_ch.c
@@ -337,7 +337,8 @@ chasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
 
 		if (cgd->protocol != PROTO_SCSI)
 			break;
-
+		if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
+			break;
 		if (SID_TYPE(&cgd->inq_data)!= T_CHANGER)
 			break;
 
diff --git a/sys/cam/scsi/scsi_da.c b/sys/cam/scsi/scsi_da.c
index 74dd3b9..3ebbb71 100644
--- a/sys/cam/scsi/scsi_da.c
+++ b/sys/cam/scsi/scsi_da.c
@@ -1663,7 +1663,8 @@ daasync(void *callback_arg, u_int32_t code,
 
 		if (cgd->protocol != PROTO_SCSI)
 			break;
-
+		if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
+			break;
 		if (SID_TYPE(&cgd->inq_data) != T_DIRECT
 		    && SID_TYPE(&cgd->inq_data) != T_RBC
 		    && SID_TYPE(&cgd->inq_data) != T_OPTICAL)
diff --git a/sys/cam/scsi/scsi_pt.c b/sys/cam/scsi/scsi_pt.c
index f34748c..15240da 100644
--- a/sys/cam/scsi/scsi_pt.c
+++ b/sys/cam/scsi/scsi_pt.c
@@ -366,7 +366,8 @@ ptasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
 
 		if (cgd->protocol != PROTO_SCSI)
 			break;
-
+		if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
+			break;
 		if (SID_TYPE(&cgd->inq_data) != T_PROCESSOR)
 			break;
 
diff --git a/sys/cam/scsi/scsi_sa.c b/sys/cam/scsi/scsi_sa.c
index 5826caa..6110b3d 100644
--- a/sys/cam/scsi/scsi_sa.c
+++ b/sys/cam/scsi/scsi_sa.c
@@ -2255,7 +2255,8 @@ saasync(void *callback_arg, u_int32_t code,
 
 		if (cgd->protocol != PROTO_SCSI)
 			break;
-
+		if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED)
+			break;
 		if (SID_TYPE(&cgd->inq_data) != T_SEQUENTIAL)
 			break;
 
diff --git a/sys/cam/scsi/scsi_xpt.c b/sys/cam/scsi/scsi_xpt.c
index 0f44cf5..7cffd67 100644
--- a/sys/cam/scsi/scsi_xpt.c
+++ b/sys/cam/scsi/scsi_xpt.c
@@ -1123,6 +1123,7 @@ probedone(struct cam_periph *periph, union ccb *done_ccb)
 {
 	probe_softc *softc;
 	struct cam_path *path;
+	struct scsi_inquiry_data *inq_buf;
 	u_int32_t  priority;
 
 	CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probedone\n"));
@@ -1162,7 +1163,6 @@ out:
 	case PROBE_FULL_INQUIRY:
 	{
 		if (cam_ccb_status(done_ccb) == CAM_REQ_CMP) {
-			struct scsi_inquiry_data *inq_buf;
 			u_int8_t periph_qual;
 
 			path->device->flags |= CAM_DEV_INQUIRY_DATA_VALID;
@@ -1171,7 +1171,8 @@ out:
 
 			periph_qual = SID_QUAL(inq_buf);
 
-			if (periph_qual == SID_QUAL_LU_CONNECTED) {
+			if (periph_qual == SID_QUAL_LU_CONNECTED ||
+			    periph_qual == SID_QUAL_LU_OFFLINE) {
 				u_int8_t len;
 
 				/*
@@ -1347,10 +1348,10 @@ out:
 			probe_purge_old(path, lp, softc->flags);
 			lp = NULL;
 		}
+		inq_buf = &path->device->inq_data;
 		if (path->device->flags & CAM_DEV_INQUIRY_DATA_VALID &&
-		    SID_QUAL(&path->device->inq_data) == SID_QUAL_LU_CONNECTED) {
-			struct scsi_inquiry_data *inq_buf;
-			inq_buf = &path->device->inq_data;
+		    (SID_QUAL(inq_buf) == SID_QUAL_LU_CONNECTED ||
+		    SID_QUAL(inq_buf) == SID_QUAL_LU_OFFLINE)) {
 			if (INQ_DATA_TQ_ENABLED(inq_buf))
 				PROBE_SET_ACTION(softc, PROBE_MODE_SENSE);
 			else