netdev - Re: [PATCH v2 net-next 3/3] tcp: better TCP_SKB_CB layout to reduce cache line misses

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Message-ID: <1411670195.16953.41.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 25 Sep 2014 11:36:35 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Christoph Paasch <christoph.paasch@...ouvain.be>
Cc:	Eric Dumazet <edumazet@...gle.com>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Yuchung Cheng <ycheng@...gle.com>,
	Neal Cardwell <ncardwell@...gle.com>
Subject: Re: [PATCH v2 net-next 3/3] tcp: better TCP_SKB_CB layout to reduce
 cache line misses

On Thu, 2014-09-25 at 17:48 +0200, Christoph Paasch wrote:

> I think that in tcp_v4_hnd_req() and tcp_v4_save_options() we also need to
> avoid calling IPCB() and do TCP_SKB_CB(skb)->header.h4.opt instead.

Hmm, it seems I lost this bit when splitting my original big patch into
3 smaller components.

Thanks !


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