From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rick Jones Subject: Re: Should we report bus width/speed via ethtool? Date: Wed, 05 Dec 2012 16:08:14 -0800 Message-ID: <50BFE1EE.6080902@hp.com> References: <50BFBE05.7020408@candelatech.com> <20121205.173650.1310171220758794440.davem@davemloft.net> <50BFD417.7070306@candelatech.com> <20121205.190121.1400827550469329286.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: greearb@candelatech.com, netdev@vger.kernel.org, e1000-devel@lists.sourceforge.net To: David Miller Return-path: Received: from g4t0016.houston.hp.com ([15.201.24.19]:5410 "EHLO g4t0016.houston.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751980Ab2LFAIT (ORCPT ); Wed, 5 Dec 2012 19:08:19 -0500 In-Reply-To: <20121205.190121.1400827550469329286.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-ID: On 12/05/2012 04:01 PM, David Miller wrote: > lspci might be a good place to figure this out :-) It's probably > grovelling around in PCI config space to determine these things. And if not lspci, "pcitop" used to grub around for such things, though its source may be rather moldy. I'm sure though that if various chipset providers were willing to document their PCI performance counters, *someone* would be happy to bring pcitop into the present day... happy benchmarking, rick jones