Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751078AbWCGAFj (ORCPT ); Mon, 6 Mar 2006 19:05:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751230AbWCGAFj (ORCPT ); Mon, 6 Mar 2006 19:05:39 -0500 Received: from mx.pathscale.com ([64.160.42.68]:48616 "EHLO mx.pathscale.com") by vger.kernel.org with ESMTP id S1751022AbWCGAFi (ORCPT ); Mon, 6 Mar 2006 19:05:38 -0500 Subject: Re: [openib-general] Re: [PATCH 6/6] IB: userspace support for RDMA connection manager From: "Bryan O'Sullivan" To: Roland Dreier Cc: "David S. Miller" , linux-kernel@vger.kernel.org, openib-general@openib.org, netdev@vger.kernel.org In-Reply-To: References: <20060306.143901.26500391.davem@davemloft.net> <20060306.145053.129802994.davem@davemloft.net> Content-Type: text/plain Organization: PathScale, Inc. Date: Mon, 06 Mar 2006 16:05:30 -0800 Message-Id: <1141689930.3814.69.camel@serpentine.pathscale.com> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 614 Lines: 16 On Mon, 2006-03-06 at 15:40 -0800, Roland Dreier wrote: > Anyway IB works fine with standard INTx interrupts -- MSI is just icing. Depends on the driver. Ours needs the interrupt vector rather than the number, which means we don't work without CONFIG_PCI_MSI. That is, unless there's some other way to get the vector that I don't know about (entirely likely).