netdev - Re: [PATCH v3] ipv4: Early TCP socket demux.

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Message-Id: <20120620.005753.545788933895952782.davem@davemloft.net>
Date:	Wed, 20 Jun 2012 00:57:53 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	ja@....bg
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH v3] ipv4: Early TCP socket demux.

From: Julian Anastasov <ja@....bg>
Date: Wed, 20 Jun 2012 10:00:37 +0300 (EEST)

> 			if (skb->dev != dst->dev)
> 				dst = NULL;

That makes the most sense.

> 	Also, is it a good idea to hide such optimizations
> in a bit mask:
> 
> sysctl_net_optimizations & 1: optimize for end host
> sysctl_net_optimizations & 2: optimize for router
> ...

God, that's ugly as sin.

We're putting this down into GRO, so people can tune with
an existing knob there as they already do.

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