From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756544AbYHYJuR (ORCPT ); Mon, 25 Aug 2008 05:50:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753600AbYHYJuF (ORCPT ); Mon, 25 Aug 2008 05:50:05 -0400 Received: from main.gmane.org ([80.91.229.2]:37579 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753554AbYHYJuD (ORCPT ); Mon, 25 Aug 2008 05:50:03 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Jari Aalto Subject: Re: 2.6.25 DMA: Out of SW-IOMMU space - Asus M2N32 AMD 8GB memory Date: Sat, 23 Aug 2008 18:23:12 +0300 Organization: Private Message-ID: <87r68f21sv.fsf@jondo.cante.net> References: <87od3k2egi.fsf@jondo.cante.net> <200808231458.39206.alistair@devzero.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: a91-155-179-127.elisa-laajakaista.fi User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/22.2 (gnu/linux) Cancel-Lock: sha1:OSAsP8wmUSXGW7VbEQnM4XjvIzM= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Alistair John Strachan writes: > On Saturday 23 August 2008 13:31:03 Krzysztof Halasa wrote: > >> Jari Aalto writes: >> > [1] Aug 21 11:01:19 jondo kernel: [174628.275859] DMA: Out of >> > SW-IOMMU space for 65536 bytes at device 0000:00:0d.0 model name : >> > AMD Athlon(tm) X2 Dual Core Processor >> > BE-2400 > > Agreed, you shouldn't be using the SW-IOMMU on this processor. So the correct boot paramer is? imoou=off,noagp,noaperture no swiotlb setting at all? > That said, do you use the r8169 driver with jumbo frames enabled? Francois > Romieu just fixed a leak in it that affected Intel platforms (because some > have no hardware IOMMU). I'm using the onboard WiFi: $ lsmod | grep rtl rtl8187 39424 0 $ dmesg ... [ 2.758861] usb 1-9: new full speed USB device using ohci_hcd and address 4 [ 2.978258] usb 1-9: configuration #1 chosen from 1 choice [ 2.985369] usb 1-9: New USB device found, idVendor=0bda, idProduct=8187 [ 2.985372] usb 1-9: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2.985374] usb 1-9: Product: RTL8187_Wireless [ 2.985376] usb 1-9: Manufacturer: Manufacturer_Realtek_RTL8187_ [ 2.985378] usb 1-9: SerialNumber: 0015AF0B59A6 I'm not sure how it maps to pci -nn: 00:04.0 PCI bridge [0604]: nVidia Corporation C51 PCI Express Bridge [10de:02fb] (rev a1) 00:09.0 ISA bridge [0601]: nVidia Corporation MCP55 LPC Bridge [10de:0360] (rev a2) 00:09.1 SMBus [0c05]: nVidia Corporation MCP55 SMBus [10de:0368] (rev a2) 00:0a.0 USB Controller [0c03]: nVidia Corporation MCP55 USB Controller [10de:036c] (rev a1) 00:0a.1 USB Controller [0c03]: nVidia Corporation MCP55 USB Controller [10de:036d] (rev a2) 00:0e.0 PCI bridge [0604]: nVidia Corporation MCP55 PCI bridge [10de:0370] (rev a2) 00:10.0 Bridge [0680]: nVidia Corporation MCP55 Ethernet [10de:0373] (rev a2) 00:11.0 Bridge [0680]: nVidia Corporation MCP55 Ethernet [10de:0373] (rev a2) 00:16.0 PCI bridge [0604]: nVidia Corporation MCP55 PCI Express bridge [10de:0375] (rev a2) Thank you, Jari