From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752632AbeCLJzq (ORCPT ); Mon, 12 Mar 2018 05:55:46 -0400 Received: from foss.arm.com ([217.140.101.70]:51756 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751899AbeCLJzp (ORCPT ); Mon, 12 Mar 2018 05:55:45 -0400 Subject: Re: [RFC PATCH 0/4] add support for CommonLPIAff field To: Yang Yingliang Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <1520837395-10288-1-git-send-email-yangyingliang@huawei.com> From: Marc Zyngier Organization: ARM Ltd Message-ID: <3b6997c9-761f-3f5e-79ac-6b785a9a14d9@arm.com> Date: Mon, 12 Mar 2018 09:55:43 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1520837395-10288-1-git-send-email-yangyingliang@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/03/18 06:49, Yang Yingliang wrote: > This patch set adjust struct rdists to support CommonLPIAff field. > This field is described in spec: > > CommonLPIAff, bits [25:24] > The affinity level at which Redistributors share a LPI Configuration table. > 00 All Redistributors must share a LPI Configuration table. > 01 All Redistributors with the same Aff3 value must share an LPI Configurationt table. > 10 All Redistributors > 11 All Redistributors with the same Aff3.Aff2.Aff1 value must share an LPI Configuration > table. What are you trying to achieve here? We already share the same configuration table across all the redistributors, irrelevant the of CommonLPIAff. Why would we need to do anything else? Thanks, M. -- Jazz is not dead. It just smells funny...