From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 20 May 2001 21:01:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 20 May 2001 21:01:48 -0400 Received: from pizda.ninka.net ([216.101.162.242]:56477 "EHLO pizda.ninka.net") by vger.kernel.org with ESMTP id ; Sun, 20 May 2001 21:01:42 -0400 From: "David S. Miller" MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15112.26868.5999.368209@pizda.ninka.net> Date: Sun, 20 May 2001 18:01:40 -0700 (PDT) To: Andrea Arcangeli Cc: Andrew Morton , Ivan Kokshaysky , Richard Henderson , linux-kernel@vger.kernel.org Subject: Re: alpha iommu fixes In-Reply-To: <20010520163323.G18119@athlon.random> In-Reply-To: <20010518214617.A701@jurassic.park.msu.ru> <20010519155502.A16482@athlon.random> <20010519231131.A2840@jurassic.park.msu.ru> <20010520044013.A18119@athlon.random> <3B07AF49.5A85205F@uow.edu.au> <20010520154958.E18119@athlon.random> <3B07CF20.2ABB5468@uow.edu.au> <20010520163323.G18119@athlon.random> X-Mailer: VM 6.75 under 21.1 (patch 13) "Crater Lake" XEmacs Lucid Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrea Arcangeli writes: > > Well this is news to me. No drivers understand this. > > Yes, almost all drivers are buggy. No, the interface says that the DMA routines may not return failure. If you want to change the DMA api to act some other way, then fine please propose it, but do not act as if today they have to act this way because that is simply not true. Later, David S. Miller davem@redhat.com