From: Roland Dreier <rolandd@cisco.com>
Date: Wed, 23 May 2007 22:16:08 +0000 (-0700)
Subject: IB/mlx4: Don't allocate RQ doorbell if using SRQ
X-Git-Tag: v2.6.22-rc3~2^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=02d89b87081f516ad3993637f9b75db0d9786554;p=pandora-kernel.git

IB/mlx4: Don't allocate RQ doorbell if using SRQ

If a QP is attached to a shared receive queue (SRQ), then it doesn't
have a receive queue (RQ).  So don't allocate an RQ doorbell (or map a
doorbell from userspace for userspace QPs) for that QP.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
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