From: Eric Dumazet <eric.dumazet@gmail.com>
To: Stefanos Harhalakis <v13@v13.gr>
Cc: David Miller <davem@davemloft.net>, netdev <netdev@vger.kernel.org>
Subject: Re: [PATCH net-next-2.6] ipv4: more compliant RFC 3168 support
Date: Mon, 16 May 2011 19:16:44 +0200 [thread overview]
Message-ID: <1305566204.2898.49.camel@edumazet-laptop> (raw)
In-Reply-To: <1305475310.3120.146.camel@edumazet-laptop>
Le dimanche 15 mai 2011 à 18:01 +0200, Eric Dumazet a écrit :
> Problem of this version is that common frames in the Internet (NOT_ECT
> or ECT_X or ECT_X) will take the longest path to come to "return 0;"
>
> a switch() version is fast because gcc emits a table based jump
Oh well, a table lookup is even faster...
I'll submit another version
next prev parent reply other threads:[~2011-05-16 17:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <201105141938.28344.v13@v13.gr>
[not found] ` <1305393402.3120.67.camel@edumazet-laptop>
[not found] ` <1305393711.3120.69.camel@edumazet-laptop>
[not found] ` <201105151337.22831.v13@v13.gr>
[not found] ` <1305461344.3120.112.camel@edumazet-laptop>
[not found] ` <1305464176.3120.113.camel@edumazet-laptop>
2011-05-15 13:35 ` [PATCH net-next-2.6] ipv4: more compliant RFC 3168 support Eric Dumazet
2011-05-15 15:08 ` Stefanos Harhalakis
2011-05-15 16:01 ` Eric Dumazet
2011-05-16 17:16 ` Eric Dumazet [this message]
2011-05-16 18:37 ` [PATCH net-next-2.6 v2] " Eric Dumazet
2011-05-16 18:49 ` David Miller
2011-05-16 19:17 ` Joe Perches
2011-05-16 21:33 ` [PATCH net-next-2.6] " Hagen Paul Pfeifer
2011-05-16 21:38 ` Eric Dumazet
2011-05-16 21:49 ` Hagen Paul Pfeifer
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