From: Michael S. Tsirkin <mst@mellanox.co.il>
Date: Tue, 20 Feb 2007 18:17:55 +0000 (+0200)
Subject: IPoIB/cm: Improve small message bandwidth
X-Git-Tag: v2.6.21-rc2~29^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1812063ba3365aeb5eb9117861a7fb05432f7ed0;p=pandora-kernel.git

IPoIB/cm: Improve small message bandwidth

Avoid the overhead of freeing/reallocating and mapping/unmapping for
DMA pages that have not been written to by hardware.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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