Re: strange problem vSphere vCLI and stgt

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patching file usr/Makefile
Hunk #1 FAILED at 53.
1 out of 1 hunk FAILED -- saving rejects to file usr/Makefile.rej
patching file usr/list.h
Hunk #1 succeeded at 32 with fuzz 2.
patching file usr/nolun.c
patching file usr/spc.c
Hunk #1 FAILED at 270.
Hunk #2 succeeded at 1590 with fuzz 2.
1 out of 2 hunks FAILED -- saving rejects to file usr/spc.c.rej
patching file usr/spc.h
patching file usr/target.c
Hunk #1 FAILED at 510.
Hunk #2 FAILED at 675.
Hunk #3 FAILED at 934.
Hunk #4 FAILED at 1767.
Hunk #5 FAILED at 1794.
Hunk #6 FAILED at 1911.
Hunk #7 FAILED at 1938.
7 out of 7 hunks FAILED -- saving rejects to file usr/target.c.rej
patching file usr/target.h
Hunk #1 succeeded at 8 with fuzz 2.


--- Makefile
+++ Makefile
@@ -53,7 +53,7 @@
 
 PROGRAMS += tgtd tgtadm tgtimg
 TGTD_OBJS += tgtd.o mgmt.o target.o scsi.o log.o driver.o util.o work.o \
-                parser.o spc.o sbc.o mmc.o osd.o scc.o smc.o \
+                parser.o spc.o sbc.o mmc.o nolun.o osd.o scc.o smc.o \
                 ssc.o bs_ssc.o libssc.o \
                 bs_null.o bs_sg.o bs.o libcrc32c.o
 
--- usr/spc.c
+++ usr/spc.c
@@ -270,6 +270,8 @@
         nr_luns = 0;
 
         list_for_each_entry(lu, dev_list, device_siblings) {
+                if (lu->lun == TGT_SHADOW_LUN)
+                        continue;
                 nr_luns++;
 
                 if (!alen)
--- usr/target.c
+++ usr/target.c
@@ -510,7 +510,10 @@
                 goto out;
         }
 
-        bst = target->bst;
+        bst = (lun == TGT_SHADOW_LUN) ?
+                get_backingstore_template("null") :
+                target->bst;
+
         if (backing) {
                 if (bstype) {
                         bst = get_backingstore_template(bstype);
@@ -675,10 +678,6 @@
 
         dprintf("%u %" PRIu64 "\n", tid, lun);
 
-        /* lun0 is special */
-        if (!lun && !force)
-                return TGTADM_INVALID_REQUEST;
-
         lu = __device_lookup(tid, lun, &target);
         if (!lu) {
                 eprintf("device %" PRIu64 " not found\n", lun);
@@ -934,11 +933,11 @@
         cmd->dev_id = dev_id;
         dprintf("%p %x %" PRIx64 "\n", cmd, cmd->scb[0], dev_id);
         cmd->dev = device_lookup(target, dev_id);
-        /* use LUN0 */
+        /* use TGT_SHADOW_LUN */
         if (!cmd->dev)
-                cmd->dev = list_first_entry(&target->device_list,
-                                            struct scsi_lu,
-                                            device_siblings);
+                cmd->dev = list_last_entry(&target->device_list,
+                                           struct scsi_lu,
+                                           device_siblings);
 
         cmd->itn_lu_info = it_nexus_lu_info_lookup(itn, cmd->dev->lun);
 
@@ -1767,7 +1766,9 @@
                 }
 
                 shprintf(total, buf, rest, _TAB1 "LUN information:\n");
-                list_for_each_entry(lu, &target->device_list, device_siblings)
+                list_for_each_entry(lu, &target->device_list, device_siblings) {
+                        if (lu->lun == TGT_SHADOW_LUN)
+                                continue;
                         shprintf(total, buf, rest,
                                  _TAB2 "LUN: %" PRIu64 "\n"
                                    _TAB3 "Type: %s\n"
@@ -1794,6 +1795,7 @@
                                         "None",
                                  lu->path ? : "None",
                                  open_flags_to_str(strflags, lu->bsoflags));
+                }
 
                 if (!strcmp(tgt_drivers[target->lid]->name, "iscsi") ||
                     !strcmp(tgt_drivers[target->lid]->name, "iser")) {
@@ -1911,7 +1913,7 @@
         INIT_LIST_HEAD(&target->acl_list);
         INIT_LIST_HEAD(&target->it_nexus_list);
 
-        tgt_device_create(tid, TYPE_RAID, 0, NULL, 0);
+        tgt_device_create(tid, TYPE_NO_LUN, TGT_SHADOW_LUN, NULL, 0);
 
         if (tgt_drivers[lld]->target_create)
                 tgt_drivers[lld]->target_create(target);
@@ -1938,8 +1940,8 @@
         }
 
         while (!list_empty(&target->device_list)) {
-                /* we remove lun0 last */
-                lu = list_entry(target->device_list.prev, struct scsi_lu,
+                /* we remove TGT_SHADOW_LUN last */
+                lu = list_entry(target->device_list.next, struct scsi_lu,
                                 device_siblings);
                 ret = tgt_device_destroy(tid, lu->lun, 1);
                 if (ret)

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