Re: [PATCH v10 net-next 4/6] tcp: add low latency socket poll support.

From: Willem de Bruijn
Date: Mon Jun 10 2013 - 12:39:13 EST

On Mon, Jun 10, 2013 at 10:32 AM, Eric Dumazet <eric.dumazet@xxxxxxxxx> wrote:
> On Mon, 2013-06-10 at 11:40 +0300, Eliezer Tamir wrote:
>> Adds low latency socket poll support for TCP.
>> In tcp_v[46]_rcv() add a call to sk_mark_ll() to copy the napi_id
>> from the skb to the sk.
>> In tcp_recvmsg(), when there is no data in the socket we busy-poll.
>> This is a good example of how to add busy-poll support to more protocols.
>> Signed-off-by: Alexander Duyck <alexander.h.duyck@xxxxxxxxx>
>> Signed-off-by: Jesse Brandeburg <jesse.brandeburg@xxxxxxxxx>
>> Signed-off-by: Eliezer Tamir <eliezer.tamir@xxxxxxxxxxxxxxx>
>> ---
> Acked-by: Eric Dumazet <edumazet@xxxxxxxxxx>

Tested-by: Willem de Bruijn <willemb@xxxxxxxxxx>

(per Eliezer's request)
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