From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261430AbVFZGy1 (ORCPT ); Sun, 26 Jun 2005 02:54:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261495AbVFZGy1 (ORCPT ); Sun, 26 Jun 2005 02:54:27 -0400 Received: from cantor2.suse.de ([195.135.220.15]:6554 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S261430AbVFZGyZ (ORCPT ); Sun, 26 Jun 2005 02:54:25 -0400 To: Maurice Volaski Cc: linux-kernel@vger.kernel.org Subject: Re: [Q] What is the significance of the "Out of IOMMU Space" error? References: From: Andi Kleen Date: 26 Jun 2005 08:54:24 +0200 In-Reply-To: Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 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 Maurice Volaski writes: > > This error doesn't seem to be mentioned much in this space. Should it > be taken at face value? Is it something simple like IOMMU should be > set to a higher value in the HDAMA bios? A kernel bug? It could be the second, but normally it is the first. The defaults supplied by the BIOS tend to be very tight and the 3ware controller eats a lot of IOMMU space because it has deep queues. I would just increase the IOMMU space in the BIOS. -Andi