From: Jon Mason <jon.mason@intel.com>
Date: Fri, 1 Feb 2013 22:45:16 +0000 (-0700)
Subject: NTB: Correctly handle receive buffers of the minimal size
X-Git-Tag: v3.10-rc2~16^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c9d534c8cbaedbb522a1d2cb037c6c394f610317;p=pandora-kernel.git

NTB: Correctly handle receive buffers of the minimal size

The ring logic of the NTB receive buffer/transmit memory window requires
there to be at least 2 payload sized allotments.  For the minimal size
case, split the buffer into two and set the transport_mtu to the
appropriate size.

Signed-off-by: Jon Mason <jon.mason@intel.com>
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