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 12:18:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 20 May 2001 12:18:45 -0400 Received: from penguin.e-mind.com ([195.223.140.120]:49681 "EHLO penguin.e-mind.com") by vger.kernel.org with ESMTP id ; Sun, 20 May 2001 12:18:38 -0400 Date: Sun, 20 May 2001 18:18:03 +0200 From: Andrea Arcangeli To: Andrew Morton Cc: Ivan Kokshaysky , Richard Henderson , linux-kernel@vger.kernel.org Subject: Re: alpha iommu fixes Message-ID: <20010520181803.I18119@athlon.random> In-Reply-To: <20010518214617.A701@jurassic.park.msu.ru> <20010519155502.A16482@athlon.random> <20010519231131.A2840@jurassic.park.msu.ru>, <20010519231131.A2840@jurassic.park.msu.ru>; <20010520044013.A18119@athlon.random> <3B07AF49.5A85205F@uow.edu.au> <20010520154958.E18119@athlon.random> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20010520154958.E18119@athlon.random>; from andrea@suse.de on Sun, May 20, 2001 at 03:49:58PM +0200 X-GnuPG-Key-URL: http://e-mind.com/~andrea/aa.gnupg.asc X-PGP-Key-URL: http://e-mind.com/~andrea/aa.asc Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, May 20, 2001 at 03:49:58PM +0200, Andrea Arcangeli wrote: > they returned zero. You either have to drop the skb or to try again later > if they returns zero. BTW, pci_map_single is not a nice interface, it cannot return bus address 0, so once we start the fixage it is probably better to change the interface as well to get either the error or the bus address via a pointer passed to the function. Andrea