From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269105AbUHXXiu (ORCPT ); Tue, 24 Aug 2004 19:38:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267517AbUHXXiu (ORCPT ); Tue, 24 Aug 2004 19:38:50 -0400 Received: from umhlanga.stratnet.net ([12.162.17.40]:63025 "EHLO umhlanga.STRATNET.NET") by vger.kernel.org with ESMTP id S269114AbUHXXhC (ORCPT ); Tue, 24 Aug 2004 19:37:02 -0400 To: Chris Leech Cc: "Nguyen, Tom L" , cramerj , "Ronciak, John" , "Venkatesan, Ganesh" , linux-net@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] [broken?] Add MSI support to e1000 X-Message-Flag: Warning: May contain useful information References: <52u0utvka4.fsf@topspin.com> <41b516cb0408241449464de5a7@mail.gmail.com> From: Roland Dreier Date: Tue, 24 Aug 2004 16:36:26 -0700 In-Reply-To: <41b516cb0408241449464de5a7@mail.gmail.com> (Chris Leech's message of "Tue, 24 Aug 2004 14:49:22 -0700") Message-ID: <523c2cf6rp.fsf@topspin.com> User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Security Through Obscurity, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-OriginalArrivalTime: 24 Aug 2004 23:36:26.0201 (UTC) FILETIME=[2C282490:01C48A33] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Chris> Unfortunately, there are issues with current PRO/1000 Chris> devices that make MSI unusable. Other testing has show Chris> similar results to what you are reporting, under low load a Chris> few interrupts can be observed to work but the part stops Chris> working when stressed. This is why MSI has not already Chris> been enabled in the e1000 driver. OK, thanks for the info. Oh well... - Roland