[SCSI] libiscsi, iscsi_tcp: add device support

This patch adds logical unit reset support. This should work for ib_iser,
but I have not finished testing that driver so it is not hooked in yet.

This patch also temporarily reverts the iscsi_tcp r2t write out patch.
That code is completely rewritten in this patchset.

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/iscsi_proto.h b/include/scsi/iscsi_proto.h
index 8d1e4e8026fe..751c81eaa7f3 100644
--- a/include/scsi/iscsi_proto.h
+++ b/include/scsi/iscsi_proto.h
@@ -600,6 +600,8 @@ struct iscsi_reject {
 #define ISCSI_MIN_MAX_BURST_LEN                 512
 #define ISCSI_MAX_MAX_BURST_LEN                 16777215
 
+#define ISCSI_DEF_TIME2WAIT                     2
+
 /************************* RFC 3720 End *****************************/
 
 #endif /* ISCSI_PROTO_H */