From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH] skge: Add DMA mask quirk for Marvell 88E8001 on ASUS P5NSLI motherboard Date: Mon, 8 Oct 2012 09:55:17 -0700 Message-ID: <20121008095517.58f86ccc@nehalam.linuxnetplumber.net> References: <1349715275-12730-1-git-send-email-jan.ceuleers@computer.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: "David S. Miller" , netdev@vger.kernel.org, Graham Gower To: Jan Ceuleers Return-path: Received: from mail.vyatta.com ([76.74.103.46]:38702 "EHLO mail.vyatta.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754021Ab2JHQz5 (ORCPT ); Mon, 8 Oct 2012 12:55:57 -0400 In-Reply-To: <1349715275-12730-1-git-send-email-jan.ceuleers@computer.org> Sender: netdev-owner@vger.kernel.org List-ID: On Mon, 8 Oct 2012 18:54:35 +0200 Jan Ceuleers wrote: > From: Graham Gower > > Marvell 88E8001 on an ASUS P5NSLI motherboard is unable to send/receive > packets on a system with >4gb ram unless a 32bit DMA mask is used. > > This issue has been around for years and a fix was sent 3.5 years ago, but > there was some debate as to whether it should instead be fixed as a PCI quirk. > http://www.spinics.net/lists/netdev/msg88670.html > > However, 18 months later a similar workaround was introduced for another > chipset exhibiting the same problem. > http://www.spinics.net/lists/netdev/msg142287.html > > Signed-off-by: Graham Gower > Signed-off-by: Jan Ceuleers Acked-by: Stephen Hemminger