From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Hartkopp Subject: Re: socket can receive order Date: Wed, 09 Sep 2015 18:31:41 +0200 Message-ID: <55F05EED.1090302@hartkopp.net> References: <55EEAD8D.3070603@engineeredarts.co.uk> <55EEB217.3080706@pengutronix.de> <55EEBB4E.6080104@engineeredarts.co.uk> <55EEC2BD.6010302@pengutronix.de> <55EEC3C0.1010002@engineeredarts.co.uk> <55EF133E.8070105@hartkopp.net> <55F05AFE.8070203@engineeredarts.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mo4-p00-ob.smtp.rzone.de ([81.169.146.161]:50604 "EHLO mo4-p00-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753824AbbIIQbp (ORCPT ); Wed, 9 Sep 2015 12:31:45 -0400 In-Reply-To: <55F05AFE.8070203@engineeredarts.co.uk> Sender: linux-can-owner@vger.kernel.org List-ID: To: Daniel Squires , Austin Schuh , Marc Kleine-Budde , linux-can@vger.kernel.org On 09.09.2015 18:14, Daniel Squires wrote: > The Hack seems to work, its been a short test of a half hour so far, but > before it happened reliably after a few seconds. Great! You should not see any out-of-order frames anymore. I obviously have to start a new attempt to push that single line of source code into mainline :-) If it doesn't help to fix your latency problem under ethernet load, you might check the fixed irq_affinity setting for separating ethernet/CAN CPUs that Brian and Austin were suggesting. Thanks for the feedback, Oliver