From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423040AbXBBMWj (ORCPT ); Fri, 2 Feb 2007 07:22:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423046AbXBBMWj (ORCPT ); Fri, 2 Feb 2007 07:22:39 -0500 Received: from ns1.suse.de ([195.135.220.2]:34430 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423040AbXBBMWi convert rfc822-to-8bit (ORCPT ); Fri, 2 Feb 2007 07:22:38 -0500 To: Christoph Hellwig Cc: Ingo Molnar , Zach Brown , linux-kernel@vger.kernel.org, linux-aio@kvack.org, Suparna Bhattacharya , Benjamin LaHaise , Linus Torvalds Subject: Re: [PATCH 2 of 4] Introduce i386 fibril scheduling References: <20070201083611.GC18233@elte.hu> <20070201130234.GA15257@elte.hu> <20070201131903.GA24683@infradead.org> From: Andi Kleen Date: 02 Feb 2007 14:23:04 +0100 In-Reply-To: <20070201131903.GA24683@infradead.org> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Christoph Hellwig writes: > > I tend to agree. Note that there is one thing we should be doing one > one day (not only if we want to use it for aio) is to make kernel threads > more lightweight. Thereéis a lot of baggae we keep around in task_struct > and co that only makes sense for threads that have a user space part and > aren't or shouldn't be needed for a purely kernel-resistant thread. I suspect you will get a lot of this for free from the current namespace efforts. -Andi