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e1000: perform copybreak ahead of DMA unmap
authorFlorian Westphal <fw@strlen.de>
Wed, 3 Sep 2014 13:34:21 +0000 (13:34 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Fri, 12 Sep 2014 08:26:42 +0000 (01:26 -0700)
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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