Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 23 Feb 2003 18:31:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 23 Feb 2003 18:31:35 -0500 Received: from franka.aracnet.com ([216.99.193.44]:51148 "EHLO franka.aracnet.com") by vger.kernel.org with ESMTP id ; Sun, 23 Feb 2003 18:31:35 -0500 Date: Sun, 23 Feb 2003 15:37:49 -0800 From: "Martin J. Bligh" To: Bill Davidsen , Ben Greear cc: Linux Kernel Mailing List Subject: Re: Minutes from Feb 21 LSE Call Message-ID: <33350000.1046043468@[10.10.2.4]> In-Reply-To: References: X-Mailer: Mulberry/2.2.1 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 746 Lines: 18 >> For instance, don't locks simply get compiled away to nothing on >> uni-processor machines? > > Preempt causes most of the issues of SMP with few of the benefits. There > are loads for which it's ideal, but for general use it may not be the > right feature, and I ran it during the time when it was just a patch, but > lately I'm convinced it's for special occasions. Note that preemption was pushed by the embedded people Larry was advocating for, not the big-machine crowd .... ironic, eh? M. - 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/