Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262827AbUAGX2z (ORCPT ); Wed, 7 Jan 2004 18:28:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262838AbUAGX2z (ORCPT ); Wed, 7 Jan 2004 18:28:55 -0500 Received: from mail.kroah.org ([65.200.24.183]:43734 "EHLO perch.kroah.org") by vger.kernel.org with ESMTP id S262827AbUAGX2w (ORCPT ); Wed, 7 Jan 2004 18:28:52 -0500 Date: Wed, 7 Jan 2004 15:27:54 -0800 From: Greg KH To: Jesse Barnes Cc: Grant Grundler , Matthew Wilcox , linux-pci@atrey.karlin.mff.cuni.cz, linux-kernel@vger.kernel.org, jeremy@sgi.com Subject: Re: [RFC] Relaxed PIO read vs. DMA write ordering Message-ID: <20040107232754.GA2807@kroah.com> References: <20040107175801.GA4642@sgi.com> <20040107190206.GK17182@parcelfarce.linux.theplanet.co.uk> <20040107222142.GB14951@colo.lackof.org> <20040107230712.GB6837@sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040107230712.GB6837@sgi.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 542 Lines: 16 On Wed, Jan 07, 2004 at 03:07:12PM -0800, Jesse Barnes wrote: > > 1) add pcix_enable_relaxed() and read_relaxed() (read() would always be > ordered) This probably preserves the current situation best, enabling driver writers to be explicit in knowing what is happening. thanks, greg k-h - 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/