Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753445AbXKXAU0 (ORCPT ); Fri, 23 Nov 2007 19:20:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752074AbXKXAUM (ORCPT ); Fri, 23 Nov 2007 19:20:12 -0500 Received: from srv5.dvmed.net ([207.36.208.214]:44105 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751755AbXKXAUK (ORCPT ); Fri, 23 Nov 2007 19:20:10 -0500 Message-ID: <47476E31.2070801@garzik.org> Date: Fri, 23 Nov 2007 19:20:01 -0500 From: Jeff Garzik User-Agent: Thunderbird 2.0.0.9 (X11/20071115) MIME-Version: 1.0 To: Robert Hancock CC: Mark Lord , "Morrison, Tom" , linux-kernel , ide , Tejun Heo Subject: Re: [PATCH] sata_nv: fix ADMA ATAPI issues with memory over 4GB (v3) References: <47463534.9010100@shaw.ca> <4746F02D.2060204@rtr.ca> <474711FE.8040805@rtr.ca> <47476CB9.2040409@shaw.ca> In-Reply-To: <47476CB9.2040409@shaw.ca> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.4 (----) X-Spam-Report: SpamAssassin version 3.1.9 on srv5.dvmed.net summary: Content analysis details: (-4.4 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 653 Lines: 18 Robert Hancock wrote: > Based on a quick look at sata_mv it appears it sets a 64-bit DMA mask > unconditionally, but for non-ATA_PROT_DMA commands (which includes all > ATAPI), it just falls back to ata_qc_issue_prot which issues via the > legacy SFF interface and can only handle 32-bit addressing. So yes, it > appears to have a similar bug as sata_nv had. sata_mv doesn't do ATAPI at all... Jeff - 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/