From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 30 Jan 2001 02:19:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 30 Jan 2001 02:19:35 -0500 Received: from neon-gw.transmeta.com ([209.10.217.66]:59409 "EHLO neon-gw.transmeta.com") by vger.kernel.org with ESMTP id ; Tue, 30 Jan 2001 02:19:22 -0500 To: linux-kernel@vger.kernel.org From: torvalds@transmeta.com (Linus Torvalds) Subject: Re: *massive* slowdowns on 2.4.1-pre1[1|2] Date: 29 Jan 2001 23:17:58 -0800 Organization: Transmeta Corporation Message-ID: <955pr6$afk$1@penguin.transmeta.com> In-Reply-To: <3A761FEC.1C564FAE@the-rileys.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org In article , Mark Hahn wrote: >> Kernel 2.4.1-pre11 and pre12 are both massively slower than 2.4.0 on the >> same machine, compiled with the same options. The machine is a Athlon >> 900 on a KT133 chipset. The slowdown is noticealbe in all areas... > >this is known: Linus decreed that, since two people reported >disk corruption on VIA, any machine with a VIA southbridge >must boot in stupid 1992 mode (PIO). (yes, it might be possible >to boot with ide=autodma or something, but who would guess?) > >Linus: I hope you don't consider this a releasable state! >VIA now owns 40% of the chipset market... So find somebody who can figure out why the corruption happens, and I'll be really happy with a patch that fixes it. In the meantime, "releaseable" very much means that we did _everything_ possible to make sure that people don't screw their disks over. You have to realize that stability takes precedence over EVERYTHING. Linus - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/