[SCSI] libiscsi: add task aborted state

If a task did not complete normally due to a TMF, libiscsi will
now complete the task with the state ISCSI_TASK_ABRT_TMF. Drivers
like bnx2i that need to free resources if a command did not complete normally
can then check the task state. If a driver does not need to send
a special command if we have dropped the session then they can check
for ISCSI_TASK_ABRT_SESS_RECOV.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index facae71183a5..196525cd402f 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -86,6 +86,8 @@ enum {
         ISCSI_TASK_COMPLETED,
         ISCSI_TASK_PENDING,
         ISCSI_TASK_RUNNING,
+        ISCSI_TASK_ABRT_TMF,            /* aborted due to TMF */
+        ISCSI_TASK_ABRT_SESS_RECOV,     /* aborted due to session recovery */
 };
 
 struct iscsi_r2t_info {