From: Tom Tucker <tom@opengridcomputing.com>
Date: Tue, 3 Oct 2006 14:46:41 +0000 (-0500)
Subject: RDMA/amso1100: Add spinlocks to serialize ib_post_send/ib_post_recv
X-Git-Tag: v2.6.19-rc2~205
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e52e6080ca10e0a8ce2a35c86965945cdfa8ed7e;p=pandora-kernel.git

RDMA/amso1100: Add spinlocks to serialize ib_post_send/ib_post_recv

The AMSO driver was not thread-safe in the post WR code and had
code that would sleep if the WR post FIFO was full. Since these
functions can be called on interrupt level I changed the sleep to a
udelay.

Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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