Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932425AbVLUOSU (ORCPT ); Wed, 21 Dec 2005 09:18:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932426AbVLUOSU (ORCPT ); Wed, 21 Dec 2005 09:18:20 -0500 Received: from H190.C26.B96.tor.eicat.ca ([66.96.26.190]:1952 "EHLO moraine.clusterfs.com") by vger.kernel.org with ESMTP id S932425AbVLUOST (ORCPT ); Wed, 21 Dec 2005 09:18:19 -0500 From: Nikita Danilov MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <17321.25650.271585.790597@gargle.gargle.HOWL> Date: Wed, 21 Dec 2005 17:18:26 +0300 To: "linux-os (Dick Johnson)" Cc: "Mike Snitzer" , "Adrian Bunk" , "Mark Lord" , "J.A. Magallon" , "Linux-Kernel," , , Subject: Re: About 4k kernel stack size.... In-Reply-To: References: <20051218231401.6ded8de2@werewolf.auna.net> <43A77205.2040306@rtr.ca> <20051220133729.GC6789@stusta.de> <170fa0d20512200637l169654c9vbe38c9931c23dfb1@mail.gmail.com> <46578.10.10.10.28.1135094132.squirrel@linux1> <17320.35736.89250.390950@gargle.gargle.HOWL> X-Mailer: VM 7.17 under 21.5 (patch 17) "chayote" (+CVS-20040321) XEmacs Lucid Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1179 Lines: 42 linux-os (Dick Johnson) writes: > > On Tue, 20 Dec 2005, Nikita Danilov wrote: > > > linux-os \(Dick Johnson\) writes: > > > > > > > [...] > > > > > See, isn't rule-making fun? This whole 4k stack- > > > thing is really dumb. Other operating systems > > > use paged virtual memory for stacks, except > > > for the interrupt stack. If Linux used paged > > > virtual memory for stacks, > > > > ... then spin-locks couldn't be held across function calls. > > > > Sure they can! In ix86 machines the local 'cli' within the Sure they cannot: one cannot schedule with spin-lock held, and major page fault will block for IO. [...] > > NT is a poor copy of VAX/VMS. The DIGITAL Project Engineer for > VAX/VMS was hired as a consultant by Microsoft to develop it. Thank you, I know who D. Cutler is, and I have used RSX11/RT11/VMS, and I am choosing Linux because of its technical superiority. [...] > Nikita. - 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/