netdev - Re: [PATCH net-next] soreuseport: pass skb to secondary UDP socket lookup

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Date:	Wed, 06 Jan 2016 01:28:42 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	kraigatgoog@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] soreuseport: pass skb to secondary UDP socket
 lookup

From: Craig Gallek <kraigatgoog@...il.com>
Date: Tue,  5 Jan 2016 15:08:07 -0500

> From: Craig Gallek <kraig@...gle.com>
> 
> This socket-lookup path did not pass along the skb in question
> in my original BPF-based socket selection patch.  The skb in the
> udpN_lib_lookup2 path can be used for BPF-based socket selection just
> like it is in the 'traditional' udpN_lib_lookup path.
> 
> udpN_lib_lookup2 kicks in when there are greater than 10 sockets in
> the same hlist slot.  Coincidentally, I chose 10 sockets per
> reuseport group in my functional test, so the lookup2 path was not
> excersised. This adds an additional set of tests with 20 sockets.
> 
> Fixes: 538950a1b752 ("soreuseport: setsockopt SO_ATTACH_REUSEPORT_[CE]BPF")
> Fixes: 3ca8e4029969 ("soreuseport: BPF selection functional test")
> Suggested-by: Eric Dumazet <eric.dumazet@...il.com>
> Signed-off-by: Craig Gallek <kraig@...gle.com>

Applied, thanks Craig.
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