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Date: Wed, 11 Feb 2015 14:29:36 -0800 (PST) From: David Miller <davem@...emloft.net> To: imrep.amz@...il.com Cc: bridge@...ts.linux-foundation.org, stephen@...workplumber.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, imrep@...zon.de, aliguori@...zon.com Subject: Re: [PATCH] bridge: make it possible for packets to traverse the bridge withour hitting netfilter From: Imre Palik <imrep.amz@...il.com> Date: Tue, 10 Feb 2015 10:32:24 +0100 > From: "Palik, Imre" <imrep@...zon.de> > > The netfilter code is made with flexibility instead of performance in mind. > So when all we want is to pass packets between different interfaces, the > performance penalty of hitting netfilter code can be considerable, even when > all the firewalling is disabled for the bridge. > > This change makes it possible to disable netfilter both on a per bridge basis, > or for the whole bridging subsystem. In the case interesting to us, this can > lead to more than 10% speedup compared to the case when only bridge-iptables > are disabled. > > Cc: Anthony Liguori <aliguori@...zon.com> > Signed-off-by: Imre Palik <imrep@...zon.de> Sorry, no. If I apply this, someone is going to try to submit a patch for every damn protocol layer to add a stupid hack like this. Makw NF_HOOK() faster instead. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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