From: Haiyang Zhang <haiyangz@microsoft.com>
Date: Mon, 13 Apr 2015 23:34:35 +0000 (-0700)
Subject: hv_netvsc: Implement partial copy into send buffer
X-Git-Tag: omap-for-v4.1/fixes-rc1~141^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa0a34be68290aa9aa071c0691fb8b6edda38358;p=pandora-kernel.git

hv_netvsc: Implement partial copy into send buffer

If remaining space in a send buffer slot is too small for the whole message,
we only copy the RNDIS header and PPI data into send buffer, so we can batch
one more packet each time. It reduces the vmbus per-message overhead.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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