Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 7 Jan 2003 20:01:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 7 Jan 2003 20:01:29 -0500 Received: from krusty.dt.e-technik.Uni-Dortmund.DE ([129.217.163.1]:65296 "EHLO mail.dt.e-technik.uni-dortmund.de") by vger.kernel.org with ESMTP id ; Tue, 7 Jan 2003 20:01:28 -0500 Date: Wed, 8 Jan 2003 02:10:05 +0100 From: Matthias Andree To: linux-kernel@vger.kernel.org Subject: Re: Honest does not pay here ... Message-ID: <20030108011005.GB25059@merlin.emma.line.org> Mail-Followup-To: linux-kernel@vger.kernel.org References: <20030107232820.GB24664@merlin.emma.line.org> <20030108003050.GF17310@work.bitmover.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030108003050.GF17310@work.bitmover.com> User-Agent: Mutt/1.5.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 978 Lines: 23 On Tue, 07 Jan 2003, Larry McVoy wrote: > > > In very semplicistic words: > > In 2.5/2.6 kernels, non GPL modules have a big > > penalty, because they cannot create their own queue, but have to use a default > > one. > > I may be showing my ignorance here (won't be the first time) but this makes > me wonder if Linux could provide a way to do "user level drivers". I.e., > drivers which ran in kernel mode but in the context of a process and had > to talk to the real kernel via pipes or whatever. It's a fair amount of > plumbing but could have the advantage of being a more stable interface > for the drivers. Some parts of the kernel have opened up for user space, think the user-space file system efforts as one example. - 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/