netdev - Re: [Linux-zigbee-devel] [PATCH 4/4] ieee802154: remove seq member of mac

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Date:	Mon, 3 Mar 2014 16:40:16 +0100
From:	Alexander Aring <alex.aring@...il.com>
To:	Phoebe Buckheister <phoebe.buckheister@...m.fraunhofer.de>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	linux-zigbee-devel@...ts.sourceforge.net
Subject: Re: [Linux-zigbee-devel] [PATCH 4/4] ieee802154: remove seq member
 of mac_cb

On Mon, Mar 03, 2014 at 03:12:19PM +0100, Phoebe Buckheister wrote:
> > On a fragmented packet 6lowpan calls dev_hard_header once, then many
> > times lowpan_fragment_xmit, depending on the number of fragments which
> > is needed.
> 
> To me, the obvious answer would be "just don't do that". Each fragment
> is a distinct packet, so it should not reuse a header that was created
> for another packet in the first place.
> 
mhh, then the best solution would be to drop the copy of the mac header
and generate it there.

- Alex
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