From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Wu Subject: Re: [ethtool] Add new Realtek devices Date: Tue, 23 Jul 2013 23:08:49 +0200 Message-ID: <12627856.YYxZYHakH8@al> References: <3162188.mmLmSZRt9A@al> <20130723202544.GD31567@electric-eye.fr.zoreil.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: Ben Hutchings , netdev@vger.kernel.org To: Francois Romieu Return-path: Received: from mail-we0-f170.google.com ([74.125.82.170]:49110 "EHLO mail-we0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756516Ab3GWVIy (ORCPT ); Tue, 23 Jul 2013 17:08:54 -0400 Received: by mail-we0-f170.google.com with SMTP id w60so1450596wes.1 for ; Tue, 23 Jul 2013 14:08:52 -0700 (PDT) In-Reply-To: <20130723202544.GD31567@electric-eye.fr.zoreil.com> Sender: netdev-owner@vger.kernel.org List-ID: On Tuesday 23 July 2013 22:25:44 Francois Romieu wrote: > Peter Wu : > [...] > > > sure what the cause is of this strange behavior. Francois, perhaps you > > have an idea why reading in blocks of larger than 7 results in a error? > > No but it has been seen before. Platform or device thing ? What kind of devices were those? This issue occurs on an on-board PCIe chip where the memory is 64-bit, prefetchable. I have no issues with a PCI card, memory 32-bit, non-prefetchable. PCI: RTL8168sb PCIe: RTL8111E Regards, Peter