From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267939AbUHaMAU (ORCPT ); Tue, 31 Aug 2004 08:00:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268043AbUHaMAU (ORCPT ); Tue, 31 Aug 2004 08:00:20 -0400 Received: from the-village.bc.nu ([81.2.110.252]:2695 "EHLO localhost.localdomain") by vger.kernel.org with ESMTP id S267939AbUHaMAQ (ORCPT ); Tue, 31 Aug 2004 08:00:16 -0400 Subject: Re: silent semantic changes with reiser4 From: Alan Cox To: Linus Torvalds Cc: Tom Vier , Linux Kernel Mailing List In-Reply-To: References: <20040825163225.4441cfdd.akpm@osdl.org> <20040825233739.GP10907@legion.cup.hp.com> <20040825234629.GF2612@wiggy.net> <1093480940.2748.35.camel@entropy> <20040826044425.GL5414@waste.org> <1093496948.2748.69.camel@entropy> <20040826053200.GU31237@waste.org> <20040826075348.GT1284@nysv.org> <20040826163234.GA9047@delft.aura.cs.cmu.edu> <20040831033950.GA32404@zero> Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1093949876.32682.1.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Tue, 31 Aug 2004 11:57:58 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Maw, 2004-08-31 at 05:08, Linus Torvalds wrote: > > What about microkernels? They do tcp in userspace. > > No they don't. They do TCP in a separate address space from user space, > that just also happens to be separate from the "microkernel address > space". Several do TCP in user space. The only thing you need in kernel for TCP/IP is enough decode to decide who gets the packet. Even some non microkernel embedded OS's do this in order to keep kernel size down. Alan