netdev - Re: [PATCH net-next 1/2] net: Set sk

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Message-ID: <1438162146.20182.74.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Wed, 29 Jul 2015 11:29:06 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Thomas Graf <tgraf@...g.ch>
Cc:	Tom Herbert <tom@...bertland.com>, davem@...emloft.net,
	netdev@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCH net-next 1/2] net: Set sk_txhash from a random number

On Wed, 2015-07-29 at 11:13 +0200, Thomas Graf wrote:
> On 07/28/15 at 04:02pm, Tom Herbert wrote:
> > This patch creates sk_set_txhash and eliminates protocol specific
> > inet_set_txhash and ip6_set_txhash. sk_set_txhash simply sets a
> > random number instead of performing flow dissection. sk_set_txash
> > is also allowed to be called multiple times for the same socket,
> > we'll need this when redoing the hash for negative routing advice.
> > 
> > Signed-off-by: Tom Herbert <tom@...bertland.com>
> 
> Doesn't this break TX hashing with SO_REUSEPORT?


AFAIK nothing uses sk_txhash yet.


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