Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763035AbXFCIVz (ORCPT ); Sun, 3 Jun 2007 04:21:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754362AbXFCIVs (ORCPT ); Sun, 3 Jun 2007 04:21:48 -0400 Received: from mailer.gwdg.de ([134.76.10.26]:59433 "EHLO mailer.gwdg.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752410AbXFCIVr (ORCPT ); Sun, 3 Jun 2007 04:21:47 -0400 Date: Sun, 3 Jun 2007 10:20:13 +0200 (MEST) From: Jan Engelhardt To: Valdis.Kletnieks@vt.edu cc: Netfilter Mailing List , Netfilter Developer Mailing List , Linux Kernel Mailing List Subject: Re: [PATCH 0/2] xt_u32 - match arbitrary bits and bytes of a packet In-Reply-To: <18087.1180847247@turing-police.cc.vt.edu> Message-ID: References: <18087.1180847247@turing-police.cc.vt.edu> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Spam-Report: Content analysis: 0.0 points, 6.0 required _SUMMARY_ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1119 Lines: 30 On Jun 3 2007 01:07, Valdis.Kletnieks@vt.edu wrote: >On Sat, 02 Jun 2007 23:46:46 +0200, Jan Engelhardt said: > >> along comes xt_u32, a revamped ipt_u32, > >+1 for doing this - I've been dragging along a local ipt_u32 patch for a while, >and been wishing it had ipv6 support. > >> * Reduced the buffer size to 17 KB. I think that is quite ok since >> I added an overflow check, SHOULD THERE BE ANY device with an >> MTU larger than our loopback masterpiece (16436 bytes). >> >> Are there such devices that support Megasuperjumboframes? > >IP over Infiniband? I think those have some outrageous MTU? Personally, >I wouldn't need it for anything bigger than 9K ethernet jumbograms, but >that one's a decision for others. Can you find out? For such supersize packets, I'd like to switch to kmalloc/vmalloc rather than keeping a big buffer in the .bss. Jan -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/