From: Faisal Latif <faisal.latif@intel.com>
Date: Fri, 6 Mar 2009 23:15:01 +0000 (-0800)
Subject: RDMA/nes: Handle MPA Reject message properly
X-Git-Tag: v2.6.30-rc1~665^2^10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d5ab13325d0bb855cf856946c140a68ceb20e32;p=pandora-kernel.git

RDMA/nes: Handle MPA Reject message properly

While doing testing, there are failures as MPA Reject call is not
handled.  To handle MPA Reject call, following changes are done:

*Handle inbound/outbound MPA Reject response message.
	When nes_reject() is called for pending MPA request reply,
	send the MPA Reject message to its peer (active
	side)cm_node. The peer cm_node (active side) will indicate
	Reject message event for the pending Connect Request.

*Handle MPA Reject response message for loopback connections and listener.
	When MPA Request is rejected, check if it is a loopback
	connection and if it is then it will send Reject message event
	to its peer loopback node. Also when destroying listener,
	check if the cm_nodes for that listener are loopback or not.

*Add gracefull connection close with the MPA Reject response message.
	Send gracefull close (FIN, FIN ACK..) to terminate the cm_nodes.

*Some code re-org while making the above changes.
	Removed recv_list and recv_list_lock from the cm_node
	structure as there can be only one receive close entry on the
	timer. Also implemented handle_recv_entry() as receive close
	entry is processed from both nes_rem_ref_cm_node() as well as
	nes_cm_timer_tick().

Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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