Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265358AbTFFGlV (ORCPT ); Fri, 6 Jun 2003 02:41:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265359AbTFFGlV (ORCPT ); Fri, 6 Jun 2003 02:41:21 -0400 Received: from palrel13.hp.com ([156.153.255.238]:42456 "EHLO palrel13.hp.com") by vger.kernel.org with ESMTP id S265358AbTFFGlS (ORCPT ); Fri, 6 Jun 2003 02:41:18 -0400 From: David Mosberger MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16096.15034.490916.644970@napali.hpl.hp.com> Date: Thu, 5 Jun 2003 23:54:50 -0700 To: "David S. Miller" Cc: davidm@hpl.hp.com, manfred@colorfullife.com, axboe@suse.de, linux-kernel@vger.kernel.org Subject: Re: problem with blk_queue_bounce_limit() In-Reply-To: <20030605.234526.23012957.davem@redhat.com> References: <16094.58952.941468.221985@napali.hpl.hp.com> <1054797653.18294.1.camel@rth.ninka.net> <16096.14281.621282.67906@napali.hpl.hp.com> <20030605.234526.23012957.davem@redhat.com> X-Mailer: VM 7.07 under Emacs 21.2.1 Reply-To: davidm@hpl.hp.com X-URL: http://www.hpl.hp.com/personal/David_Mosberger/ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 980 Lines: 24 >>>>> On Thu, 05 Jun 2003 23:45:26 -0700 (PDT), "David S. Miller" said: >> From: David Mosberger >> Date: Thu, 5 Jun 2003 23:42:17 -0700 >> Manfred, I'm readdressed this mail to you because according to google, >> you're the original author of the patch >> (http://www.cs.helsinki.fi/linux/linux-kernel/2002-02/0032.html). >> Like I stated earlier, I think this code simply makes no sense on a >> platform with I/O MMU. Hence my suggestion to deal with this via >> dma_supported(). > David, what is blk_max_low_pfn set to on your ia64 systems? max_low_pfn, which is going to be the pfn of some page > 4GB (for machines with a sufficient amount of memory). --david - 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/