From a7db89eb89cd6a444b16fdd602e818eed34d8222 Mon Sep 17 00:00:00 2001
From: Steve Wise <swise@opengridcomputing.com>
Date: Fri, 21 Mar 2014 20:40:35 +0530
Subject: [PATCH] RDMA/cxgb4: Lock around accept/reject downcalls

There is a race between ULP threads doing an accept/reject, and the
ingress processing thread handling close/abort for the same connection.
The accept/reject path needs to hold the lock to serialize these paths.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>

[ Fold in locking fix found by Dan Carpenter <dan.carpenter@oracle.com>.
  - Roland ]

Signed-off-by: Roland Dreier <roland@purestorage.com>
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