[SCSI] libiscsi: fix cmd seqeunce number checking

We should not be checking the cmd windown for just handling r2t responses.
And if the window closes in on us, always have scsi-ml requeue the command
from our queuecommand function.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 3f631b08a1ab..007d442412e2 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -210,6 +210,9 @@ struct iscsi_session {
         uint32_t                exp_cmdsn;
         uint32_t                max_cmdsn;
 
+        /* This tracks the reqs queued into the initiator */
+        uint32_t                queued_cmdsn;
+
         /* configuration */
         int                     initial_r2t_en;
         unsigned                max_r2t;