Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 23 Oct 2002 00:02:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 23 Oct 2002 00:02:05 -0400 Received: from neon-gw-l3.transmeta.com ([63.209.4.196]:18447 "EHLO neon-gw.transmeta.com") by vger.kernel.org with ESMTP id ; Wed, 23 Oct 2002 00:02:04 -0400 To: linux-kernel@vger.kernel.org From: "H. Peter Anvin" Subject: Re: [PATCH] linux-2.5.44_vsyscall_A1 Date: 22 Oct 2002 21:08:08 -0700 Organization: Transmeta Corporation, Santa Clara CA Message-ID: References: <1035336629.954.90.camel@cog> <3DB60363.8040104@pobox.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Disclaimer: Not speaking for Transmeta in any way, shape, or form. Copyright: Copyright 2002 H. Peter Anvin - All Rights Reserved Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 912 Lines: 23 Followup to: <3DB60363.8040104@pobox.com> By author: Jeff Garzik In newsgroup: linux.dev.kernel > > In terms of implementation, I think it's way too x86-specific... some > of the vsyscall infrastructure can be more generic, making it easier for > other arches to implement the same functionality. Also use of TSC isn't > a terribly good idea... > Sure it is: on the systems which have a working TSC it is extremely efficient -- cheap and high precision. -hpa -- at work, in private! "Unix gives you enough rope to shoot yourself in the foot." http://www.zytor.com/~hpa/puzzle.txt - 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/