Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762405AbYA3RBS (ORCPT ); Wed, 30 Jan 2008 12:01:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752688AbYA3RBC (ORCPT ); Wed, 30 Jan 2008 12:01:02 -0500 Received: from rtr.ca ([76.10.145.34]:3361 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752480AbYA3RA7 (ORCPT ); Wed, 30 Jan 2008 12:00:59 -0500 Message-ID: <47A0AD4A.20109@rtr.ca> Date: Wed, 30 Jan 2008 12:00:58 -0500 From: Mark Lord Organization: Real-Time Remedies Inc. User-Agent: Thunderbird 2.0.0.9 (X11/20071031) MIME-Version: 1.0 To: Robert Hancock Cc: ltuikov@yahoo.com, linux-arch@vger.kernel.org, ide , linux-kernel , linux-scsi@vger.kernel.org Subject: Re: DMA mapping on SCSI device? References: <896139.88121.qm@web31812.mail.mud.yahoo.com> <479FDA52.8050204@shaw.ca> <47A0AC33.1060504@rtr.ca> In-Reply-To: <47A0AC33.1060504@rtr.ca> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 579 Lines: 16 Mark Lord wrote: > .. > Commands which were not ADMA compatible (eg. MODE_SENSE, > TEST_UNIT_READY, ..) > were simply handled with PIO (in the driver) rather than any form of DMA, > which is okay because those commands are relatively infrequent. .. A slight correction there: TEST_UNIT_READY was fine in ADMA mode as well. Cheers -- 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/