From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Hutchings Subject: Re: [net 1/2] e1000e: MSI interrupt test failed, using legacy interrupt Date: Wed, 25 Apr 2012 16:59:07 +0100 Message-ID: <1335369547.2602.3.camel@bwh-desktop.uk.solarflarecom.com> References: <1335333314-6814-1-git-send-email-jeffrey.t.kirsher@intel.com> <1335333314-6814-2-git-send-email-jeffrey.t.kirsher@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: , Prasanna S Panchamukhi , , , To: Jeff Kirsher Return-path: Received: from webmail.solarflare.com ([12.187.104.25]:10933 "EHLO ocex02.SolarFlarecom.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754532Ab2DYP7Z (ORCPT ); Wed, 25 Apr 2012 11:59:25 -0400 In-Reply-To: <1335333314-6814-2-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, 2012-04-24 at 22:55 -0700, Jeff Kirsher wrote: > From: Prasanna S Panchamukhi > > Following logs where seen on Systems with multiple NICs, > while using MSI interrupts as shown below: [...] > This patch fixes this problem by increasing the msleep from 50 to 100. [...] It probably doesn't, in general. The out-of-tree version of the sfc driver used to perform an interrupt test during probe, and after fixing it up repeatedly I eventually had to remove it completely as there are so many ways to get a false negative. Also see the related commit 93e5dfa59b0e26a145a8adce5c9edf50bdaef4c7 ('sfc: Raise self-test timeouts'). Ben. -- Ben Hutchings, Staff Engineer, Solarflare Not speaking for my employer; that's the marketing department's job. They asked us to note that Solarflare product names are trademarked.