From: Nicholas Bellinger <nab@linux-iscsi.org>
Date: Sun, 30 Sep 2012 04:49:59 +0000 (-0700)
Subject: iscsi-target: Enable MaxXmitDataSegmentLength operation in login path
X-Git-Tag: v3.7-rc1~61^2~17
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9977bb18c92e694819266fc0e7c5a3cd0cd7b626;p=pandora-kernel.git

iscsi-target: Enable MaxXmitDataSegmentLength operation in login path

This patch activates MaxXmitDataSegmentLength usage that performs the
following sequence of events:

- Once the incoming initiator's MAXRECVDATASEGMENTLENGTH key is detected
  within iscsi_check_acceptor_state(), save the requested MRDSL into
  conn->conn_ops->MaxRecvDataSegmentLength

- Next change the outgoing target's MaxRecvDataSegmenthLength key=value
  based upon the local TPG's MaxXmitDataSegmentLength attribute value.

- Change iscsi_set_connection_parameters() to skip the assignment of
  conn->conn_ops->MaxRecvDataSegmentLength, now setup within
  iscsi_check_acceptor_state()

Also update iscsi_decode_text_input() -> iscsi_check_acceptor_state()
code-path to accept struct iscsi_conn *.

Cc: Mike Christie <michaelc@cs.wisc.edu>
Cc: Andy Grover <agrover@redhat.com>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Roland Dreier <roland@purestorage.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
---

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