From: Florian Westphal <fw@strlen.de>
Date: Wed, 3 Sep 2014 13:34:21 +0000 (+0000)
Subject: e1000: perform copybreak ahead of DMA unmap
X-Git-Tag: fixes-against-v3.18-rc2~81^2~77^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2b294b18689c6b68f631535acbcdb6c8e6fa11cf;p=pandora-kernel.git

e1000: perform copybreak ahead of DMA unmap

Currently we unmap the DMA range, then copy to new skb.
Change this so we can keep the mapping in case the data is copied.

Signed-off-by: Florian Westphal <fw@strlen.de>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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