From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261652AbVFBXRz (ORCPT ); Thu, 2 Jun 2005 19:17:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261481AbVFBXRy (ORCPT ); Thu, 2 Jun 2005 19:17:54 -0400 Received: from fmr21.intel.com ([143.183.121.13]:9092 "EHLO scsfmr001.sc.intel.com") by vger.kernel.org with ESMTP id S261670AbVFBXQ0 (ORCPT ); Thu, 2 Jun 2005 19:16:26 -0400 Date: Thu, 2 Jun 2005 16:15:27 -0700 From: Ashok Raj To: Zwane Mwaikambo Cc: Ashok Raj , Andi Kleen , Andrew Morton , linux-kernel@vger.kernel.org, discuss@x86-64.org, Rusty Russell , Srivattsa Vaddagiri Subject: Re: [patch 5/5] x86_64: Provide ability to choose using shortcuts for IPI in flat mode. Message-ID: <20050602161527.A16913@unix-os.sc.intel.com> References: <20050602125754.993470000@araj-em64t> <20050602130112.159708000@araj-em64t> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: ; from zwane@arm.linux.org.uk on Thu, Jun 02, 2005 at 02:10:47PM -0600 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 02, 2005 at 02:10:47PM -0600, Zwane Mwaikambo wrote: > On Thu, 2 Jun 2005, Ashok Raj wrote: > > > This patch provides an option to switch broadcast or use mask version > > for sending IPI's. If CONFIG_HOTPLUG_CPU is defined, we choose not to > > use broadcast shortcuts by default, otherwise we choose broadcast mode > > as default. > > > > both cases, one can change this via startup cmd line option, to choose > > no-broadcast mode. > > > > no_ipi_broadcast=1 > > > Have you already submitted the i386 version? I think it's a sane fix. I haven't submitted for i386 yet, i can do the same there as well for flat mode. I will send one over next... -- Cheers, Ashok Raj - Open Source Technology Center