Re: [PATCH 3.13] core, nfqueue, openvswitch: Orphan frags in skb_zerocopy and handle errors

[Josh Boyer]

On Tue, Apr 22, 2014 at 3:18 PM, Ben Hutchings <ben@xxxxxxxxxxxxxxx> wrote:
> From: Zoltan Kiss <zoltan.kiss@xxxxxxxxxx>
>
> commit 36d5fe6a000790f56039afe26834265db0a3ad4c upstream.
>
> skb_zerocopy can copy elements of the frags array between skbs, but it doesn't
> orphan them. Also, it doesn't handle errors, so this patch takes care of that
> as well, and modify the callers accordingly. skb_tx_error() is also added to
> the callers so they will signal the failed delivery towards the creator of the
> skb.
>
> Signed-off-by: Zoltan Kiss <zoltan.kiss@xxxxxxxxxx>
> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
> [bwh: Backported to 3.13: skb_zerocopy() is new in 3.14, but was moved from a
>  static function in nfnetlink_queue.  We need to patch that and its caller, but
>  not openvswitch.]
> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>

Deja-vu.  I sent almost the same patch to netdev a while ago and you
acked it there.  So I guess I'll ack your copy as well :).  Not sure
why either version wasn't picked up by Dave.

josh
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