Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264300AbUAHKCC (ORCPT ); Thu, 8 Jan 2004 05:02:02 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264303AbUAHKCC (ORCPT ); Thu, 8 Jan 2004 05:02:02 -0500 Received: from jaguar.mkp.net ([192.139.46.146]:39821 "EHLO jaguar.mkp.net") by vger.kernel.org with ESMTP id S264300AbUAHKCA (ORCPT ); Thu, 8 Jan 2004 05:02:00 -0500 To: Greg KH Cc: Jesse Barnes , 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 References: <20040107175801.GA4642@sgi.com> <20040107190206.GK17182@parcelfarce.linux.theplanet.co.uk> <20040107222142.GB14951@colo.lackof.org> <20040107230712.GB6837@sgi.com> <20040107232754.GA2807@kroah.com> From: Jes Sorensen Date: 08 Jan 2004 05:01:05 -0500 In-Reply-To: <20040107232754.GA2807@kroah.com> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.2 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 674 Lines: 14 >>>>> "Greg" == Greg KH writes: Greg> 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) Greg> This probably preserves the current situation best, enabling Greg> driver writers to be explicit in knowing what is happening. I concur, it also matches the current convention we have with __raw_readX() Cheers, Jes - 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/